Cook County Building Permits & Contractor Leads

11,748 indexed permits · 1,253 active contractors · Cook County, Illinois.

Start 14-Day Trial Browse permits ↓

Not shared leads. Not a marketplace. Every record is a public permit filing you can verify yourself — your competitors aren't handed the same list. One closed job typically covers the whole year. Cancel anytime in one click — no retention call.

Cook County building permits — key stats
Permits (last 90 days) 1,823
Total permit value (90d) $97,073,452
Active contractors 1,253
Newest permit 2026-08-05

PermitGrab tracks 1,253 active contractors who pulled 11,748 building permits in Cook County, IL as of 2026-08-05. Updated daily.

✓ Up to date · Updated daily • newest record from 2d ago

PermitGrab is a $149/mo subscription for current municipal permit, property, and code-violation records. In this market, that includes contractor records from the official municipal feed. 14-day free trial below — cancel anytime in one click.

Filter Cook County leads by trade: solar · roofing · HVAC · electrical · fire protection · new construction.

Free weekly permit summary for Cook County

One email a week with the newest Cook County building permits — contractors, addresses, and project values. No credit card, unsubscribe anytime.

Cook County building permit activity

253 building permits were filed in Cook County over the last 30 days — down 82.3% from the prior 30 days, with $2,895,920 in declared project value across the 39 that report a cost. Over 90 days: 1,823 permits worth $97,073,452.

Most active contractors (last 6 months)

  1. DUBOIS PAVING CO — 80 permits
  2. COLONY LAKE CLUB HOA — 32 permits
  3. TOWNE PLACE EAST HOMEOWNERS — 32 permits
  4. EXEMPT — 16 permits
  5. SIMON PROPERTY GROUP — 15 permits
  6. A & M FENCE CORP — 14 permits
  7. SUNRUN INSTALLATION SERVICES — 12 permits
  8. CLTC TRUST #3221 — 11 permits
  9. D R HORTON MIDWEST INC — 11 permits
  10. KING HVAC SYSTEMS LLC — 10 permits
Biggest project this month
$1,695,158 · MANEVAL CONSTRUCTION CO. INC
11,748
Indexed Permits
1,253
Active Contractors
2026-06-18
Last Updated
Updated recently · 2026-08-05

🔔 Get Daily Cook County Permit Alerts

New permits, and contractor activity delivered to your inbox.

📥 Export CSV 📊 Report

All permits

Permit data through 2026-08-05
🔎 See for yourself — free: click any Reveal button to unmask up to 10 real contractor phone numbers. No account needed.

11,748 records — permits and code violations sorted by date

Date Type Value Address Details Contractor / Status Save
2025-12-17 HVAC/Mech $550,000 343 W OLD TOWN CT, CHICAGO, IL MODERNIZATION OF TWO2 2500LB CAPACITY, 8-FLOOR, 350FPM, PASSENGER ELEVATORS, PUR… SMART ELEVATOR CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $3,000 5303 N MILWAUKEE AVE, CHICAGO, IL CONCRETE MASONRY REPAIR / REPLACEMNT 19SQ. FT., EXCAVATION NO. LOCATION NEW CON… new hvac_repair PATEL CHIRAG
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $62,400 1850 GLENVIEW RD, GLENVIEW, IL 60025 NDC2025-012 PARVIN-CLAUSS SIGN CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Signage $4,000 6451 W DIVERSEY AVE, CHICAGO, IL ILLUMINATED WALL SIGN NORTH ELEVATION 48 SQ/FT SALLY BEAUTY PARVIN-CLAUSS SIGN CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $325,000 212 S FRANCISCO AVE, CHICAGO, IL MODERNIZATION OF ONE1 2100LB CAPACITY, 4-FLOOR, 125FPM, PASSENGER ELEVATORFRONT,… TK ELEVATOR
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $8,500 1801 W JACKSON BLVD, CHICAGO, IL BLACKHAWKS ICE CENTER DOUBLE SIDED INTERNALLY ILLUMINATED, PUSH THROUGH COPY DIR… 3 S SUPPLY CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $1,800,000 1623 W FULTON ST, CHICAGO, IL SELF-CERT 2019 CBRC INTERIOR ALTERATIONS TO EXISTING 1ST FLOOR BUSINESS SPACE, T… PARLETT, MICHAEL W
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $249,447 4105 S DREXEL BLVD, CHICAGO, IL MODERNIZATION OF ONE1 2100LB CAPACITY, 5-FLOOR, 200FPM, PASSENGER ELEVATOR, PURS… TK ELEVATOR
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $5,000 2850 N PULASKI RD, CHICAGO, IL DECOMMISSION OF ONE1 6000LB CAPACITY, 2-FLOOR, FREIGHT ELEVATOR, PURSUANT TO THE… OTIS ELEVATOR - LOMBARD
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech — 227 W MONROE ST, CHICAGO, IL
Owner: 227··· 🔒
MODERNIZATION OF SIX6 3500LB CAPACITY, 27-FLOOR, 800FPM, PASSENGER ELEVATORSB1-B… OTIS ELEVATOR - CHICAGO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $12,815 7234 EMERSON ST, MORTON GROVE, IL 60053 6 HIGH VINYL FENCING WITH ONE WALK GATE ADVANCED FENCE & GATE
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $96,000 942 N KENILWORTH AVE OAK PAR, OAK PARK, IL 60302 KITCHEN RENOVATION AND NEW CONCRETE BACK STAIRS LUKE CARLSTROM / MARIA CARLSTROM
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Electrical $1,000 30 E ADAMS ST, CHICAGO, IL
Owner: 30 ··· 🔒
LINE VOLTAGE ELECTRICAL WORK. REPAIR OR ALTER DEVICES ON EXISTING CIRCUITS. RECE… HEFFRON MARK
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech — 5623 S KILDARE AVE, CHICAGO, IL INSTALLATION OF 1 ONE VERTICAL WHEELCHAIR PLATFORM LIFT, 750LBS CAPACITY 8FPM, … new hvac_installation ACCESS ELEVATOR INC.
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $8,500 1801 W JACKSON BLVD, CHICAGO, IL BLACKHAWKS ICE CENTER DOUBLE SIDED INTERNALLY ILLUMINATED, PUSH THROUGH COPY DIR… 3 S SUPPLY CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $8,500 1801 W JACKSON BLVD, CHICAGO, IL BLACKHAWKS ICE CENTER DOUBLE SIDED INTERNALLY ILLUMINATED, PUSH THROUGH COPY DIR… 3 S SUPPLY CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Electrical $2,500 1953 N MILWAUKEE AVE, CHICAGO, IL REPLACING THE EXISTING BLADE SIGN WITH A NEW BLADE SIGN SAME SIZE. THE SIGN WILL… new KEC POWER & CONTROLS, INC.
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $2,000 2535 N MILWAUKEE AVE, CHICAGO, IL 2 SIDED FLUORENCENT LIGHT BOX, W CONTOUR CUT VINYL ATTACHED TO FACES TOP MOUNTE… STORM ELECTRIC CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction — 15667 W 127TH ST, LEMONT, IL 60439 COMMERCIAL OCCUPANCY TEAM CAR CARE WEST 308
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $1,000,000 218 PARKVIEW RD, GLENVIEW, IL 60025 NEW SINGLE FAM HOME new_construction GLOBEX DEVELOPMENTS INC
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Electrical — 42 W MADISON ST, CHICAGO, IL LOW VOLTAGE/COMMUNICATION ELECTRICAL WORK. INSTALL DATA/VIDEO. SPECIFIC LOCATION… low_voltage new CHICAGO PUBLIC SCHOOLS
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $42,800 601 W JACKSON BLVD, CHICAGO, IL
Owner: RYA··· 🔒
REPLACEMENT OF HOIST BELTS ON ONE1 3500LB CAPACITY, 15-FLOOR, 350FPM, PASSENGER … replacement hvac_replacement SUBURBAN ELEV./DBA SCHINDLER
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $535,445 145 N MICHIGAN AVE, CHICAGO, IL SELF-CERT 2019 CBC INITIAL INTERIOR TENANT BUILD-OUT OF 1ST FLOOR RETAIL SPACE, … new TESSAROLO, DANIEL L
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Fire Protection — 251 E HURON ST, CHICAGO, IL
Owner: NOR··· 🔒
FIRE ALARM MODIFICATION OF EXISTING SYSTEM. ASSOCIATED BUILDING PERMIT101073009.… NORTHWESTERN MEMORIAL HOSPITAL
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Electrical $25,000 676 N ST CLAIR ST, CHICAGO, IL LOW VOLTAGE/COMMUNICATION ELECTRICAL WORK. INSTALL DATA/VIDEO. SPECIFIC LOCATION… low_voltage new NORTHWESTERN MEMORIAL HOSPITAL
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Electrical $6,000 259 E ERIE ST, CHICAGO, IL
Owner: NOR··· 🔒
LOW VOLTAGE/COMMUNICATION ELECTRICAL WORK. ALTER EXISTING OTHER. SPECIFIC LOCATI… low_voltage NORTHWESTERN MEMORIAL HOSPITAL
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $150,000 676 N ST CLAIR ST, CHICAGO, IL SPR 2019 CBRC INTERIOR ALTERATIONS TO EXISTING 4TH FLOOR MEDICAL OFFICE SPACE OF… NORTHWESTERN MEMORIAL HEALTHCARE
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $4,000 222 S RIVERSIDE PLZ, CHICAGO, IL
Owner: RAR··· 🔒
REPLACEMENT OF HOIST CABLES ON TWO2 3500LB CAPACITY, 23-FLOOR, 800FPM, PASSENGER… replacement hvac_replacement KONE ELEVATOR CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $64,496 1901 W MADISON ST, CHICAGO, IL
Owner: UNI··· 🔒
PERMIT EXPIRES ON 02/17/2026 ERECTION STARTS 12/18/2025, ERECTION ENDS 4/1/2025.… ARENA EVENT SERVICES, INC
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $29,600 8702 S MARQUETTE AVE, CHICAGO, IL EMERGENCT WRECK AND REMOVE A 2 STORY FRAME RESIDENCE 2-story residential MCDONAGH DEMOLITION, INC
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $15,795 6641 S GREEN ST, CHICAGO, IL
Owner: ART··· 🔒
EMERGENCT WRECK AND REMOVE A 2 STORY FRAME RESIDENCE 2-story residential MCDONAGH DEMOLITION, INC
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $16,700 8041 S BURNHAM AVE, CHICAGO, IL EMERGENCY WRECK AND REMOVE A 1 STORY FRAME RESIDENCE 1-story residential MCDONAGH DEMOLITION, INC
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech — 180 N STETSON AVE, CHICAGO, IL REPLACEMENT OF GOVERNOR CABLE ON ONE1 3500LB CAPACITY, 37-FLOOR, 800FPM, PASSENG… replacement hvac_replacement SCHINDLER ELEVATOR CORP CHICAG
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech — 11601 W TOUHY AVE, CHICAGO, IL REPLACEMENT OF HYDRAULIC VALVE ON ONE1 2000LB CAPACITY, 7-FLOOR, PASSENGER ELEVA… replacement hvac_replacement SCHINDLER ELEVATOR CORP CHICAG
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $22,021 17216 BRUSHWOOD LANE, ORLAND PARK, IL 60467 REPLACE 7 WINDOWS - NO SIZE CHANGE replacement hvac_replacement RENEWAL BY ANDERSEN, LLC
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 General Construction $31,900 2939 N OAKLEY AVE, CHICAGO, IL WRECK AND REMOVE A 2 BAY LOADING DOCK AND BALLARDS. NO OTHER WORK ON THIS PERMI… NATIONAL WRECKING CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $10,461 5251 W QUINCY ST, CHICAGO, IL INSTALLATION OF ONE1 400LB CAPACITY, OUTDOOR STAIRTLIFT, PURSUANT TO THE SCOPE O… new hvac_installation EXTENDED HOME LIVING SVCS,INC.
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $28,178 3108 S RIDGEWAY AVE, CHICAGO, IL
Owner: CAR··· 🔒
INSTALLATION OF 1 ONE VERTICAL WHEELCHAIR PLATFFORM LIFT, 750LBS CAPACITY 8FPM,… new hvac_installation ACCESS ELEVATOR INC.
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $22,384 10325 S CLAREMONT AVE, CHICAGO, IL
Owner: EDD··· 🔒
INSTALLATION OF 1 ONE VERTICAL WHEELCHAIR PLATFORM LIFT, 750LBS CAPACITY 8FPM, … new hvac_installation ACCESS ELEVATOR INC.
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $20,879 9950 S AVENUE J, CHICAGO, IL INSTALLATION OF 1 ONE VERTICAL WHEELCHAIR PLATFORM LIFTS, 750LBS CAPACITY 8FPM,… new hvac_installation ACCESS ELEVATOR INC.
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $450,000 1645 W OGDEN AVE, CHICAGO, IL MODERNIZATION OF TWO2 3500LB CAPACITY, 9-FLOOR, 250FPM, PASSENGER ELEVATORS, PUR… SMART ELEVATOR CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech — 11601 W TOUHY AVE, CHICAGO, IL REPLACEMENT OF HYDRAULIC VALVE AND POWER UNIT ON ONE1 2000LB CAPACITY, 7-FLOOR, … replacement hvac_replacement SCHINDLER ELEVATOR CORP CHICAG
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech — 180 N STETSON AVE, CHICAGO, IL REPLACEMENT OF HOIST CABLES ON ONE1 3500LB CAPACITY, 37-FLOOR, 800FPM, PASSENGER… replacement hvac_replacement SCHINDLER ELEVATOR CORP CHICAG
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech — 151 E WACKER DR, CHICAGO, IL REPLACEMENT OF HOIST CABLES ON ONE1 3500LB CAPACITY, 35-FLOOR, 700FPM, PASSENGER… replacement hvac_replacement SCHINDLER ELEVATOR CORP CHICAG
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Roofing $7,941 4302 N EMERSON AVE, SCHILLER PARK, IL 60176 TEAR OFF AND REROOF HOUSE tear off replacement reroof CHARLES LASSITER
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $900,000 710 N LAKE SHORE DR, CHICAGO, IL MODERNIZATION OF THREE3 3500LB CAPACITY, 18-FLOOR1/ABT, 19-FLOOR2/ABT, AND 20-FL… SMART ELEVATOR CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $8,500 1801 W JACKSON BLVD, CHICAGO, IL BLACKHAWKS ICE CENTER DOUBLE SIDED INTERNALLY ILLUMINATED, PUSH THROUGH COPY DIR… 3 S SUPPLY CO
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 Roofing $395,000 5111 W ARGYLE ST, CHICAGO, IL 2019 CBC REVISION PERMIT TO PERMIT 101074246 FOR MINOR PLAN RECONFIGURATIONS AT… RYAN, MICHAEL T
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $20,000 9 W WALTON ST, CHICAGO, IL REPLACEMENT OF HOIST CABLES ON ONE1 4500LB CAPACITY, 40-FLOOR, 700FPM, PASSENGER… replacement hvac_replacement TK ELEVATOR
📞 (•••) •••-•••• 🔒 Reveal
2025-12-17 HVAC/Mech $8,500 1801 W JACKSON BLVD, CHICAGO, IL BLACKHAWKS ICE CENTER DOUBLE SIDED INTERNALLY ILLUMINATED, PUSH THROUGH COPY DIR… 3 S SUPPLY CO
📞 (•••) •••-•••• 🔒 Reveal
Page 229 of 235 ← Prev 1 2 … 228 229 230 234 235 Next →

Top Contractors

Most active contractors by permit volume — last 90 days of activity shown in parentheses. Contact details are available for 11 of 20 businesses below.

🆕 New this week
Contractor Permits (90d) Trade Avg Value Contact
1. SUNRUN INSTALLATION SERVICES 1 permits/30d 36 (10) Solar $22,193 —
2. EXEMPT 34 (5) HVAC $61,747 —
3. KING HVAC SYSTEMS LLC 📞 27 (3) HVAC $9,965 🔒 Reveal
4. RENEWAL BY ANDERSEN, LLC 📞 21 (2) Windows & Doors $29,490 🔒 Reveal
5. KEVIN SZABO JR PLUMBING INC. 📞 17 (2) Plumbing $5,621 🔒 Reveal
6. DOORNBOS HEATING & AIR… 15 (1) HVAC $14,571 —
7. PERMA-SEAL BASEMENT SYSTEMS, INC. 📞 14 (2) Plumbing $14,294 🔒 Reveal
8. FOUR SEASONS HEATING & AIR… 📞 14 (2) HVAC $10,306 🔒 Reveal
9. DRF TRUSTED PROPERTY SOLUTIONS 10 (3) Plumbing $2,196 —
10. ETRUSCAN EXTERIORS CORPORATION 10 (2) Roofing $40,340 —
11. CASTLE RIDGE BUILDERS 10 (2) Plumbing $1,320 —
12. ILLINOIS FENCE COMPANY 9 (4) HVAC $8,609 —
13. LEGACY RESTORATION LLC 📞 6 (2) Roofing $11,148 🔒 Reveal
14. ADVANCED FENCE & GATE 📞 6 (2) Landscaping & Exterior $11,668 🔒 Reveal
15. FOUR SEASONS HEATING & AIR INC. 📞 6 (1) HVAC $9,455 🔒 Reveal
16. FORTIS GROUND WERKS 6 (1) — $10,042 —
17. BILL'S PLUMBING AND SEWER, INC. 6 (1) HVAC $11,261 —
18. REESHA PRINTING & SIGNS INC 📞 6 (1) Signage $3,625 🔒 Reveal
19. FRAZIER RESIDENTIAL CONCRETE 📞 5 (3) HVAC $9,820 🔒 Reveal
20. NORTHWEST CEDAR PRODUCTS 📞 5 (1) HVAC $9,380 🔒 Reveal

Viewing 20 of 20 contractors in Cook County

See every contractor's phone number, business name, and website in Cook County — plus the daily new-permit digest, owner records, and one-click CSV export.

Start your free 14-day trial — unlock Cook County contacts

$0 today · $149/mo after the trial · cancel anytime in one click

Construction Activity in Cook County

New building permits in Cook County, Illinois indicate upcoming construction projects. Contractors can identify subcontracting opportunities by monitoring recently issued permits for residential renovations, commercial buildouts, and new construction. Early outreach to permit holders often results in higher close rates before projects go to competitive bid.

About Cook County Building Permits

Cook County, Illinois processes thousands of building permits covering residential construction, commercial buildouts, renovations, and specialty trade work. PermitGrab tracks 11748+ Cook County building permits — updated daily from official city sources.

Every new construction project in Cook County requires a building permit before work can begin. These public records include the project address, scope of work, estimated cost, and often the general contractor's name — making them valuable leads for subcontractors looking for new projects in Cook County.

How Contractors Use Cook County Permit Data

HVAC contractors, electricians, plumbers, and roofers in Cook County use building permit data to find projects before they hit traditional lead services. When a new commercial buildout or residential renovation permit is filed, it signals upcoming work that needs subcontractors.

Instead of competing for shared leads on HomeAdvisor or Angi, contractors who monitor Cook County building permits can reach out to general contractors the day a permit is issued — before anyone else calls. This first-mover advantage leads to higher close rates and better project selection.

PermitGrab sends daily email alerts filtered by trade, so Cook County electrical contractors only see electrical permits, HVAC contractors only see mechanical permits, and so on.

Reviewed by Marcus Reeves · Page data current as of · Sources: official Cook County open data portal.

Who appears in Cook County permit records this week?

The most active contractors filing in Cook County right now include SUNRUN INSTALLATION SERVICES, EXEMPT, KING HVAC SYSTEMS LLC, RENEWAL BY ANDERSEN, LLC and KEVIN SZABO JR PLUMBING INC.. PermitGrab tracks 1,253 active contractors across the metro. New records appear as they are available from the source.

How fresh is Cook County permit data?

The most recent permit indexed for Cook County is dated 2026-08-05. Updated daily • newest record from 2d ago. Permit records carry filing date, address, project value, permit type, and contractor name where the source publishes it, so a fresh row is a current project signal.

What construction is happening in Cook County right now?

Cook County permit activity covers 11,748 indexed permits. The mix spans new construction, residential renovations, mechanical/electrical/plumbing upgrades, roof replacements, demolitions, and tenant improvements — every record is a buying signal for a different contractor or supplier persona.

1 play that work in Cook County

Start with the permit signal.

🕵️

The competitor watch

Search a business name to review its recorded permit activity in Cook County — where it is working and the project details the public source publishes. Use the signal to research follow-on work at each address.

Run these plays in Cook County — $149/mo

How to look up Cook County building permits

Search recent Cook County, IL building permits by address, contractor, and permit type in the table above — pulled from the Cook County building department's public permit records. New filings appear here as they are published. Filter by trade or search an address to look up a specific permit. For this week's filing volume and the most active contractors, see the Cook County Permit Pulse.

Nearby Illinois Cities — explore building permits in other Illinois cities
Chicago building permits
18099 permits
→
Palatine building permits
2391 permits
→
Naperville building permits
2387 permits
→
Schaumburg building permits
2065 permits
→
Hoffman Estates building permits
2053 permits
→
Evanston building permits
1948 permits
→
Orland Park building permits
1967 permits
→
Streamwood building permits
1932 permits
→
Arlington Heights building permits
1683 permits
→
Arlington Heights building permits
View →
→
View all Illinois permits →

Turn Cook County permits into leads

Daily email digest of new permits and contractor activity. Contact details are shown only where publicly verified. 14-day trial for alerts; $149/mo unlocks full available records.

See Pricing Set Up Free Alerts

Frequently Asked Questions about Cook County Building Permits

How many building permits does PermitGrab track in Cook County?

PermitGrab currently tracks 11748 building permits in Cook County, Illinois. Data is pulled directly from the official municipal source on every collection cycle and includes permit number, address, permit type, status, estimated value, and contractor information where the source publishes it.

How fresh is the Cook County permit data?

PermitGrab checks the official source on each collection cycle. The source date and its observed update cadence are shown above, so you can judge the data’s recency before acting on it.

How can contractors find construction leads in Cook County?

Contractors find leads in Cook County by filtering PermitGrab by trade and ZIP code, then researching the recorded contractor and project activity. Contact details appear only where a business profile has been publicly verified; saved-search email alerts track new matching records as they are published.

What’s included in the 14-day trial?

The 14-day trial includes full Pro access to Cook County — CSV export, trade and value-tier filters, lead scoring, and violation cross-reference flags. Contractor phone and website reveals are included where verified. Card required to start; cancel anytime before day 14.

Can I cancel anytime?

Yes. Cancel any time from your account page — no contracts, no cancellation fees. Your subscription stays active through the end of the current billing period.

Who buys this data?

Cook County permit data, by use case

Same data, different angle. Pick the playbook that matches what you sell.

Contractors & subs
Recent Cook County contractor activity is a signal for labor and material demand. Contact details appear only where publicly verified.
Home service companies
A Cook County addition or remodel signals an HVAC, plumbing, or warranty upsell window. Research the project signal before outreach.
Solar installers
Roof permits and electrical upgrades in Cook County are high-intent solar lead signals. Filter by the current project signal and verify ownership separately.
Insurance agents
Cook County renovations trigger updated dwelling-coverage limits. Get the address-level signal before the renewal cycle does.
Material suppliers
Lumber, drywall, roofing, fixtures — every Cook County permit is a parts list. Build a route by job type and value tier.
Developers & new construction
Ground-up builds in Cook County mean a long runway of subcontractor and material orders. Sort new-construction permits by project value and reach the GC before the trades are locked.
Free resources

More on Cook County & U.S. construction activity

U.S. Construction Permit Pulse
Our 90-day data report: permit volume by metro, hottest trades, and average project values. Free to read and cite.
Free permit tools
Live permit checker, national pulse dashboard, and a free city-by-city volume lookup — no signup required.
Permit activity badge
Show clients you track live Cook County permit activity — copy one line of HTML for your website.

More Illinois permit data

Chicago permits Evanston permits Naperville permits Lake County permits Palatine permits Streamwood permits Rosemont permits Columbia permits COUNTRYSIDE permits Dolton permits

Comparing permit-data tools? See BuildZoom vs Shovels vs PermitGrab (2026) — pricing, coverage, and which fits contractors, suppliers, and developers.

Start 14-Day Trial →
Choose your
market next