Bellingham, WA Home Business: Signage Rules (2026)
Key Facts
- Sign size cap
- 2 sq ft per face
- Single-family sign
- may be indirectly lighted
- Multifamily sign
- must be flush to building
- Message limit
- name, address, phone only
- First offense
- civil infraction, up to $500
- Third+ offense
- misdemeanor, up to $1,000/90 days
- Governing code
- BMC 20.12.040(A)(4)-(5)(b)(ii)
Summary
Bellingham limits a home-based business to one sign of no more than two square feet per face under BMC 20.12.040. In single-family districts the sign may be indirectly lighted; in duplex and multifamily districts it must instead sit flush against the building. Either way, the message is restricted to the occupant's name, address and phone number, and violations carry escalating fines under Chapter 20.52 BMC.
4. Residential Single General Use Type. ... ii. Use – Residential and Home Occupation. One sign, which may be indirectly lighted, not more than two square feet in area per sign face shall be permitted. Message shall be limited to name/address/phone number of the occupant/business. ... 5. Residential Multi General Use Type. ... ii. Use – Home Occupation. One sign not more than two square feet in area, flush to the building shall be permitted. Message shall be limited to name/address/phone number of occupant/business only. ... G. Any property owner with an unpermitted sign on its property or off premises shall be in violation of this section and subject to the penalties in Chapter 20.52 BMC.
Official source re-checked September 8, 2026: no newer edition of the code had been published (publisher’s edition: current through Ordinance 2026-06-015, passed June 1, 2026).
Full Breakdown
040(A)(4) and (A)(5) set out separate home occupation sign allowances depending on housing type. ' Both versions are far smaller than the code's other residential sign allowances: a subdivision entrance sign may run up to 50 square feet, and a nonresidential conditional-use sign may run 16 square feet in single-family zones or 32 square feet in multifamily zones, showing the two-square-foot home occupation cap is deliberately the tightest category in the residential sign table. 52 BMC. 040(D), so long as it does not advertise a business or property for sale.
Violations & Fines
An oversized, mis-lit or unpermitted home occupation sign violates BMC 20.12.040 and is enforced under Chapter 20.52 BMC: a first offense is a civil infraction punishable by a fine up to $500, a second offense up to $1,000, and a third or subsequent offense becomes a misdemeanor punishable by a fine up to $1,000, up to 90 days in jail, or both. Each day a violation continues is a separate offense, and the director may issue a notice of violation listing required corrections and a compliance deadline before recording the violation against the property.
Frequently Asked Questions
How big can a home business sign be in Bellingham?
Can I light my home occupation sign?
What can the sign actually say?
What happens if my home business sign breaks the rules?
Sources & Official References
Other rules in Bellingham
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