Home Business in Martinez, CA (2026)
3 verified home business rules for Martinez, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Zoning Restrictions
Home businesses in Martinez are allowed in residential zones (R-1, R-2, R-3 and similar) through a Home Occupation Permit, provided they meet performance standards preserving residential character. Certain uses — retail, manufacturing, vehicle repair, and high-traffic operations — are prohibited regardless of compliance.
Home Business: Zoning
Some RestrictionsSignage Rules
Martinez prohibits exterior signage advertising home-based businesses in residential zones. The Zoning Ordinance's home occupation standards are explicit that the business must not be visible from the public right-of-way, which includes no window signs, yard signs, banners, or exterior lighting that identifies the business. This rule preserves residential neighborhood aesthetics and is strictly enforced.
Home Business: Signage
Heavy RestrictionsCustomer Traffic Restrictions
Martinez Home Occupation Permits prohibit non-resident employees from working on-site. Only individuals who reside in the home may conduct the business there. Off-site or remote employees are allowed. Exceptions exist for family daycare and limited state-protected uses.
Home Business: Employees
Heavy RestrictionsLooking for Contra Costa County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Martinez city rules.
Home Business in Contra Costa County →