Official source directory · Los Angeles County
Long Beach project authorities.
A practical source map for identifying who may review a residential project in Long Beach. Start with the exact address and verify current requirements directly with each authority.
Coordination level
Specialized review context
This label organizes initial research; it is not an official rating and does not predict approval, cost or timing.
- Coastal-zone location can add a separate review layer; parcel status should be confirmed at the outset.
- Port and waterfront districts create distinct land-use, environmental and access contexts.
- Residential and mixed-use districts can follow different zoning and entitlement paths.
municipalCity of Long BeachMunicipal portal and starting point for city services and current department contacts.municipalLong Beach planning sourceOfficial source for land-use, zoning, application and planning-review information.countyLos Angeles County AssessorPublic parcel and assessment records used to begin property research.stateCalifornia HCDState housing and ADU statutes, guidance and official handbook resources.stateCalifornia CSLBOfficial contractor-license lookup and consumer information.stateCalifornia Coastal CommissionCoastal planning, permitting and Local Coastal Program resources.
Location
The address determines the path.
Boundaries, districts and overlays should not be inferred from a mailing city alone. Confirm the parcel before selecting forms or studies.
Coordination
How to work with sources and authorities
Does one Long Beach department clear every requirement?
Not necessarily. Planning, building, public works, fire, utilities and outside agencies can each hold part of the approval. Start at the municipal intake source and document every referral you are given.Where are Long Beach requirements published?
The city publishes them at longbeach.gov, with the planning division pages at longbeach.gov. Confirm anything decision-critical there — or with the state or regional authority responsible for a mapped condition — and record the date you checked, because forms and thresholds change.Does the coastal zone apply to this address? (Long Beach)
That is decided parcel by parcel, not by how close the ocean feels. Confirm the coastal-zone boundary for the exact parcel, whether the city carries a certified local coastal program, and which body issues the coastal development permit.What is different near the port? (Long Beach)
Land use, freight movement and agency jurisdiction. Confirm the district, permitted residential use and whether harbour or environmental review applies before scoping a project.Why does the zoning district matter more than the neighbourhood name? (Long Beach)
Because a residential district and a mixed-use district can face the same street while following different height, parking, use and review rules. The district and any overlay assigned to the exact address determine the path.Where is Long Beach relative to the RSA studio?
Long Beach sits about 23.4 miles south-east of the studio at 8484 Wilshire Blvd in Beverly Hills, and about 20 miles south of Downtown Los Angeles. Distance matters less than jurisdiction: the review path is set by the City of Long Beach, not by proximity to anywhere else.Which cities border the Long Beach area?
The closest incorporated cities are Signal Hill (2.9 mi), Lakewood (6.8 mi), Carson (6.9 mi). Each one runs its own code, intake process and review staff, so a neighbouring city's requirements do not transfer to a Long Beach address.What ADU size and height apply in Long Beach?
Typical parameters recorded for Long Beach: maximum size Set by the Inland ADU Ordinance (LBMC Ch. 21.16); coastal parcels follow a separate certified process, height 16 ft detached; up to 18 ft within ½ mile of a major transit stop; up to 25 ft attached (Gov. Code § 66321), rear and side setbacks 4 ft rear and 4 ft side minimum (Gov. Code § 66321). State law sets the floor and the city adds detail, so confirm the current figures for the parcel before design.Does Long Beach require fire sprinklers or solar for an ADU?
Recorded locally: sprinklers — Only required if the primary dwelling has sprinklers (Gov. Code § 66314). Solar — Newly built detached ADUs fall under the Title 24 solar PV requirement. Both are triggered by conditions rather than by address alone, so verify against the current code edition for the project scope.Can an ADU in Long Beach be rented short-term?
Recorded position: Short-term rentals require city registration and are capped for un-hosted stays Short-term rental rules are local and change often, so confirm the current ordinance and any registration requirement before counting on that income.What is specific about the Long Beach review process?
Inland and coastal parcels are on different tracks: inland ADUs are ministerial under Ch. 21.16, while a parcel in the Coastal Zone adds coastal review. Liquefaction areas often require a soils report. Confirm the current version with the city for your application date.Does a city guide confirm what can be built?
No. Public maps and general guidance are screening tools. A buildability conclusion needs the exact address, the current code, recorded conditions, a defined scope and confirmation from the responsible authority.What property records should I collect first?
The assessor parcel record, available permit history, a current survey when relevant, title information and clear photographs of existing conditions. With those in hand, missing documents and specialist studies can be identified quickly.How should budget and schedule be discussed at this stage?
As ranges tied to a written scope, stated assumptions and unresolved risks. Neither a budget nor a schedule can be set from a city name alone; both are updated as property information and agency feedback arrive.
RSA Development is not affiliated with the public entities linked here. This directory is general information, not legal advice or a guarantee of permits or approval. Last reviewed: September 2026.