Baldwin Park, CA Home Business: Signage Rules (2026)

The City of Baldwin Park keeps home occupations visually indistinguishable from ordinary homes. The signage rule sits in the use regulations for home occupations: BPMC 153.120.270(F) states that 'No sign not otherwise permitted in the zone in which the occupation is located shall be used.' The City's Home Occupation Permit application restates this as condition 7: 'NO USE OF ANY SIGN NOT OTHERWISE PERMITTED ON THE ZONE IN WHICH THE OCCUPATION IS LOCATED.' Because Baldwin Park's residential zones (R-1, R-1-7,500, R-G, R-3) do not authorize commercial or business identification signs at a dwelling, the practical effect is that a home occupation may not post a business sign at all. This reinforces the broader rule that the business must stay incidental and not advertise its presence to the street, alongside the prohibition on on-site display or storage of goods (153.120.270(A)) and the bar on appreciable added traffic (153.120.270(E)). Any signage question therefore turns on what the underlying residential zone allows, which for home-based businesses is essentially nothing in the way of commercial signage. Homeowners wanting any form of signage should confirm with the Planning Division what, if anything, the residential zone permits before installing it. Note this is the City's own rule; California's Cottage Food Act allows cities to impose reasonable signage restrictions, and Baldwin Park's no-commercial-sign approach operates within that authority.