Addition Permits in Bellingham, WA

Browse building addition permits including home extensions, room additions, and property expansions permit records available from Bellingham, WA. Addition contractors can use the source date, project scope, and available record details to research published project activity. A permit is a project signal, not a request for bids. The newest displayed source record is dated 2026-09-18.

22
Last 30 Days
4
Last 7 Days
$68,848
Avg. listed value
2026-09-18
Newest source record

Bellingham Addition Market Overview

Bellingham's addition permit activity is currently slowing, with 22 permits filed in the last 30 days compared to 28 in the prior 30-day window. On average, 28.8 addition permits are filed per month here based on the last six months of data. The most active addition contractors in Bellingham include OWNER AS CONTRCT EXEMPT PER RCW18.27.090, OWNER AS CONRCTR EXEMPT PER RCW19.28.261, VALLEY PLUMBING & ELECTRIC.

Recent Addition Permits in Bellingham

Date Address Description Reported Value Status
2026-09-21 2810 W CRESTLINE DR L3-CONVERT 1ST FLR OF (E) SFR INTO ADU-LITTREL $22,914 IN REVIEW
2026-09-21 4123 STRIDER LOOP ADDITION OF WASHER TUNNEL AND DRYERS $25,000 IN REVIEW
2026-09-18 804 14TH ST 2-UNIT DADU ON (E) SFR LOT-CALHOUN-STARK 802-804 1... $367,947 IN REVIEW
2026-09-18 2458 ERIE TER L3 - (N) MANUFACTURED DADU - 1996 MILLER FAMILY RE... $185,000 APPLIED
2026-09-18 1600 HUMBOLDT ST REPLACE (E) DECK W/(N) ENLARGED DECK - DALTON & SU... $2,423 READY TO ISSUE
2026-09-17 1801 WILSON AVE Remodel- Addition - 10 circuits Not listed on permit ISSUED
2026-09-16 615 COWGILL AVE moving panel to accommodate addition. wiring addit... $15,000 ISSUED
2026-09-11 400 36TH ST 3 foot Circuit Extension $450 VOIDED OR WITHDRAWN
2026-09-11 400 36TH ST 3 foot Circuit Extension $450 VOIDED OR WITHDRAWN
2026-09-11 400 36TH ST 3 foot 120v Fire Alarm Circuit Extension. $450 IN REVIEW

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Frequently Asked Questions

How many Addition permits were filed in Bellingham in the last 30 days?
Bellingham has 22 addition permits dated in the last 30 days in the source records currently available on PermitGrab.
What types of Addition work require permits in Bellingham?
In Bellingham, permits are typically required for building addition permits including home extensions, room additions, and property expansions. Always check with Bellingham's building department for specific requirements.
How can a Addition business research project activity in Bellingham?
Use PermitGrab to review matching addition permit records from Bellingham’s public source. Use the displayed source date, project scope, and available record fields to research published project activity; a permit is not a request for bids.
How quickly are Addition permits updated on PermitGrab?
The newest displayed source record is dated 2026-09-18. PermitGrab checks the source on each collection cycle and publishes newer records after the source makes them available.

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