Local zoning · Buena Park

Buena Park — Overlay Districts

Q: What does it mean if my Buena Park parcel shows "MUO60" on the Zoning Map?

If your parcel is mapped MUO60 (a Mixed‑Use Housing Incentive Overlay), it is identified for moderate‑intensity mixed‑use housing and may be developed for higher‑density housing under the overlay’s objective standards instead of the underlying uses. See § 19.404.030 and the MUO descriptions in § 19.104.050 for the overlay intent and cross‑reference to the adopted HIO objective standards.

Q: What uses are allowed in the Agricultural Overlay (A)?

The A overlay explicitly allows horticultural production, plant nurseries, orchards, field crops, beekeeping, limited livestock and chickens , plus certain accessory agricultural structures; see the enumerated list in § 19.312.030(A) . Minimum lot size and animal setback rules are also specified in § 19.312.030(B–C) .

Q: If my parcel is in an overlay, do I still follow setback and parking rules?

Yes — unless the overlay text explicitly changes them, yard/setback/landscape and parking requirements of the underlying zone continue to apply (see § 19.312.020 for the P overlay example and the general map/interpretation rules in § 19.104.060 ). Always check both the overlay text and the base zone development standards.

Overlay Districts under the Buena Park local zoning and planning code, with the controlling citations.

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Last reviewed: July 1, 2026

Overview

Overlay districts in Buena Park are special designations that sit on top of the city's base zoning and change allowed uses, intensities, or design rules for the parcels where they are mapped. The ordinance establishes a handful of defined overlays—most notably the A (Agricultural), P (Parking), several Housing Incentive Overlay (HIO) types (including MUO45, MUO60, MUO100, HOO, RCFO, HMCO), the NC (Neighborhood Commercial) overlay for a specific corridor, and an AO (Architectural Overlay) for the Beach/Crescent area—each with its own purpose and rules. Always confirm the overlay symbol on the official Zoning Map before relying on base-zone rules; the Zoning Map is incorporated into the ordinance (see § 19.104.060) .

This page explains what each Buena Park overlay does under the local zoning ordinance, what it typically allows or limits, where it applies, and the key code sections you must read to apply the rules on a specific parcel. Also see Buena Park Zoning for map lookups and the city's development standards for dimensional rules referenced below. Buena Park Zoning

How to read this page

First-time users: check the Zoning Map to see whether your parcel shows an overlay symbol (see § 19.104.060) .
Where a listed overlay refers to “underlying zone” rules, those underlying yard/setback/parking standards remain in effect unless the overlay text explicitly replaces them.

District-by-district breakdown

A — Agricultural Overlay Zone (A)

Purpose: Preserve areas of single‑family housing on large lots while allowing limited agricultural activities and animal keeping as a compatible supplemental use. § 19.312.030 defines the overlay and its purpose.
Typical permitted uses: horticultural production, plant nurseries, orchards, field crops, bee keeping, raising/keeping of chickens and limited livestock, and limited employee housing (subject to Health & Safety Code requirements). See the explicit list in § 19.312.030(A).
Key dimensional/operational standards:
- Minimum lot size: 14,000 sq ft for the A overlay regardless of the underlying zone (see § 19.312.030(B)).
- Animal-keeping setbacks: 100 ft from the front property line for large animals, 30 ft from other property lines, and 40 ft from any dwelling used for human habitation (see § 19.312.030(C)) .
Where it applies: Properties mapped with the A symbol on the Zoning Map. Confirm location on the official map (see § 19.104.060) .

Practical note: Agricultural uses in the overlay are additive to the underlying zone uses (i.e., they are allowed in addition to underlying zone uses) — read § 19.312.030(A) carefully for enumerated activities.

P — Parking Overlay Zone (P)

Purpose: Allow property to be used primarily for parking lots or parking structures to serve nearby commercial or public uses while protecting adjacent residential areas. § 19.312.020 and § 19.512.020 describe parking overlays/classifications.
Typical permitted uses: parking lot, parking structure as the primary use in lieu of other uses on the parcel (see § 19.312.020).
Key dimensional/operational standards:
- Yard, setback, and landscape requirements of the underlying zone apply to parking overlay properties (see § 19.312.020 and § 19.512.020).
Where it applies: Parcels with symbol P on the Zoning Map. Verify the exact mapped parcels (see § 19.104.060) .

Practical note: Because the overlay makes parking the primary use “in lieu of” other underlying uses, converting a property to a parking lot under P typically precludes other underlying uses on that parcel unless a zone change or different permit is obtained. See § 19.312.020.

Housing Incentive Overlays (HIO) — MUO45, MUO60, MUO100, HOO, RCFO, HMCO

Purpose: Encourage affordable and higher‑density housing on targeted sites using objective standards—these overlays are applied to specific properties to implement housing goals. The HIO program and the list of overlays are established in § 19.104.050 and further explained in § 19.404.030.
Typical permitted uses:
- Properties in these overlays “may be used for higher‑density housing as a primary use in lieu of other uses authorized for the underlying zone” (see § 19.404.030). That means a parcel mapped MUO/HOO/etc. is entitled to be developed under the overlay housing rules rather than the underlying commercial/industrial uses.
- Specific overlay functions:
  - MUO45 / MUO60 / MUO100 — Mixed‑Use Housing Incentive Overlays with numeric density reference (45, 60, 100 dwelling units per acre) indicating allowable density ranges; used to promote mixed‑use, walkable environments (§ 19.104.050).
  - HOO — Housing Opportunities Overlay for higher‑density affordable multifamily housing.
  - RCFO — Religious Congregational and Fraternal Overlay enabling faith/fraternal organizations to build affordable housing.
  - HMCO — Hotel/Motel Conversion Overlay to permit conversion of underperforming hotels/motels to supportive/permanent housing.
Key dimensional/implementation standards:
- Properties in HIO are governed by objective design and development standards adopted for the Housing Incentive Overlays; § 19.404.030 states that such properties are subject to those objective standards (refer to the adopted HIO Objective Design and Development Standards).
- Many HIO provisions require compliance with density-bonus and affordable housing provisions (see § 19.408.030 for State Density Bonus reference as adopted by the code).
Where it applies: Parcels mapped with MUO45, MUO60, MUO100, HOO, RCFO, or HMCO on the Zoning Map; check the official map and the HIO objective standards that apply to the parcel (see § 19.104.060 and § 19.404.030).

Practical guidance: If your parcel is in an HIO, the overlay often replaces the underlying permitted uses for purposes of housing development (it allows housing “in lieu of, but not in combination with, other uses authorized for the underlying zone” — § 19.404.030). That is critical when determining whether an existing non‑residential use can remain or be replaced by housing.

NC — Neighborhood Commercial Overlay Classification (Commonwealth Ave)

Purpose: Allow everyday goods and services in a limited corridor where underlying zoning is CM or ML, to enable neighborhood-serving retail and similar uses. See § 19.512.030 for the NC overlay applied to Commonwealth Avenue between Stanton and Indiana Avenues.
Typical permitted uses: The ordinance uses an NC Overlay Classification matrix (Table 19.512.030) to list acceptable uses and restrictions; certain retail uses are permitted only within existing multi-tenant centers. See § 19.512.030 and Table 19.512.030.
Key dimensional/operational standards:
- Yard, setbacks, parking, landscape and related development requirements of the underlying zone still apply; NC only changes permitted uses via the NC matrix. See § 19.512.030.
Where it applies: Properties along Commonwealth Avenue between Stanton and Indiana Avenues shown with the NC symbol on the Zoning Map (see § 19.512.030).

AO — Architectural Overlay Classification (Beach/Crescent area)

Purpose: Promote compatible, higher‑quality design in the Beach/Crescent area (Beach Boulevard, Stanton Avenue, and the south side of Crescent Avenue) by providing guidance on design and integration of new and existing development. See the AO listing in § 19.104.050.
Typical permitted uses & standards: The AO is design‑focused—its text is intended to guide the design and integration of development in the mapped area. The overlay points developers to area‑specific architectural guidance; check the AO text as mapped on the Zoning Map and any related design guidelines (see § 19.104.050).
Where it applies: Parcels in the Beach/Crescent Architectural Overlay area as mapped on the Zoning Map. Confirm on the official map (see § 19.104.060) .

Practical note: Because AO is design-oriented, projects in that overlay will often engage the city's design review/site plan review processes; see the city's design procedures and site plan review reference § 19.128.040 for review triggers.

Quick reference table — overlay highlights

Overlay	Primary purpose	Most decision‑relevant limit / allowance	Code reference
A (Agricultural Overlay)	Preserve large‑lot residential + limited ag uses	Min lot size 14,000 sq ft; livestock setbacks 100 ft front / 30 ft side / 40 ft to dwelling; lists specific ag uses permitted.	§ 19.312.030
P (Parking Overlay)	Allow parcel to be used primarily for parking to serve adjacent uses	Parking lot/structure permitted as primary use “in lieu of” other uses; underlying zone yard/setback/landscape rules apply.	§ 19.312.020; § 19.512.020
MUO45 / MUO60 / MUO100 (Mixed‑Use HIOs)	Incentivize mixed‑use housing at specified densities	Numeric density indicated by overlay name (45/60/100 units per acre concept); subject to adopted objective HIO standards.	§ 19.104.050; § 19.404.030
HOO / RCFO / HMCO (HIO variants)	Higher-density affordable housing, faith-based sites, hotel‑to‑housing conversions	Allow housing as primary use in mapped sites; objective design standards apply.	§ 19.104.050; § 19.404.030
NC (Commonwealth Ave)	Allow neighborhood retail/services in select corridor	Uses limited by NC matrix (Table 19.512.030); underlying yard/parking/landscape standards still control.	§ 19.512.030 (Table 19.512.030)
AO (Beach/Crescent)	Architectural/design guidance area	Design guidance and standards for integration/rehab/new development; triggers design/site review procedures.	§ 19.104.050 (AO listing)

Checklist — what an applicant must satisfy for a parcel in an overlay

Confirm the parcel is mapped with the overlay symbol on the official Zoning Map (see § 19.104.060) . Buena Park Zoning
Read the overlay’s specific classification text in the ordinance (examples: § 19.312.030 for A, § 19.312.020 for P, § 19.404.030 for HIOs, § 19.512.030 for the NC corridor) and note whether the overlay allows a use “in lieu of” underlying uses.
Verify applicable development standards: yard/setbacks, lot coverage, height and parking requirements are often the underlying zone’s standards unless overlay says otherwise; consult the table and Chapter on Development Standards (see § 19.312.020 and related code) . Buena Park Development Standards
If in a Housing Incentive Overlay, pull the HIO Objective Design and Development Standards referenced by § 19.404.030; design must meet the objective standards for that overlay.
For parking conversions under P, prepare landscape and yard/setback plans that comply with the underlying zone and the parking overlay rules (see § 19.312.020). Buena Park Parking
Anticipate design / site plan review triggers and submittal requirements (see § 19.128.040 for site plan review references and design review processes). Buena Park Design Review
Confirm that any construction also complies with the California Building Standards Code/Title 24 for building permits and inspections. California Building Standards Code

Risks & Ambiguities

Issue	Why it matters	What to verify
Overlay vs. underlying uses (does overlay replace or supplement base zone?)	Some overlays (HIOs, P) explicitly allow an overlay use “in lieu of” the underlying uses; that can remove entitlement for previous uses on that parcel.	Read the overlay classification language (e.g., § 19.404.030 for HIOs; § 19.312.020 for P). Verify parcel‑specific mapping on the Zoning Map.
Objective HIO standards not summarized in the overlay text	The HIO text references separate adopted objective standards rather than listing all standards inline. Missing details can change building form and allowable density.	Obtain the adopted HIO Objective Design and Development Standards referenced by § 19.404.030. If unavailable in the code excerpt, contact Planning to get the standards.
Table references (e.g., Table 19.512.030 NC matrix)	The NC overlay allows/disallows uses in the table; the narrative does not list every permitted use.	Review the NC Overlay Classification matrix (Table 19.512.030) referenced by § 19.512.030.
Parcel‑specific exceptions or specific plan overlays	Specific plans or PD zones can change or supersede standard overlays and standards.	Check whether a parcel is also in a Specific Plan, PD, or other special designation (see Chapter/Map and § 19.104.040 listing). Verify with the Director.
Design review triggers / discretionary approvals	Some overlays are design‑oriented (AO) or require objective standards; discretionary reviews add time and conditions.	Confirm whether the project must go through site plan review or Planning Commission review (see § 19.128.040 and the AO/N C text).

Information Gaps

The uploaded ordinance excerpts reference an adopted "Housing Incentive Overlay (HIO) Objective Design and Development Standards" document but do not include the full text of those objective standards. The exact measurable standards (setbacks, heights, parking ratios, open space requirements) for each HIO subtype are referenced but not reproduced in the retrieved materials. Verify the HIO standards with the Planning Department. See § 19.404.030 for the reference.
The NC Overlay relies on Table 19.512.030 (the NC matrix). The code excerpt mentions that matrix but the full table content is not included in these file snippets. See § 19.512.030 and retrieve Table 19.512.030 to confirm allowed uses.
The AO listing identifies the Beach/Crescent Architectural Overlay area but the detailed design requirements or any design guidelines are not included in the retrieved excerpts. See § 19.104.050 and request the AO guidance from Planning.

Plain-English Summary

If your Buena Park property shows an overlay letter on the Zoning Map (for example A, P, MUO60, NC, or AO), that overlay changes what you can build or operate there: some overlays add uses (A lets limited farming), some let you convert to a single purpose (P lets parking be the main use), and the Housing Incentive Overlays let designated parcels be developed for higher‑density or affordable housing under objective HIO standards. Always check the overlay's specific § in the zoning ordinance and the official Zoning Map before planning a project. See § 19.104.050, § 19.312.020, § 19.312.030, and § 19.404.030 for the controlling rules.

Source References

Buena Park Zoning Ordinance, Title 19 — Establishment of Overlay Zones: § 19.104.050
Buena Park Zoning Ordinance — Zoning Map: § 19.104.060
Agricultural Overlay Classification: § 19.312.030
Parking Overlay Classification: § 19.312.020
Housing Incentive Overlay (HIO) & classification: § 19.404.030
NC Neighborhood Commercial Overlay (Commonwealth Ave): § 19.512.030
Parking Overlay (alternate reference): § 19.512.020
Site plan review / design review references (triggers): § 19.128.040
City pages used for internal navigation in this guide (link targets): Buena Park Zoning, Buena Park Development Standards, Buena Park Parking, Buena Park Design Review, Buena Park ADUs, California Building Standards Code.

Sources

Retrieved passages

Buena Park Zoning Code (§ 19.104.050.) High relevance
Buena Park Zoning Code (§ 19.104.050.) Medium relevance
Buena Park Zoning Code (§ 19.404.030.) Medium relevance
Buena Park Zoning Code Medium relevance
Buena Park Zoning Code Medium relevance
Buena Park Zoning Code (§ 19.104.060.) Medium relevance
Buena Park Zoning Code (§ 19.312.020.) Medium relevance
Buena Park Zoning Code (§ 6) Medium relevance

Cited sections

Official Buena Park code library

Frequently asked questions

What does it mean if my Buena Park parcel shows "MUO60" on the Zoning Map?

If your parcel is mapped MUO60 (a Mixed‑Use Housing Incentive Overlay), it is identified for moderate‑intensity mixed‑use housing and may be developed for higher‑density housing under the overlay’s objective standards instead of the underlying uses. See § 19.404.030 and the MUO descriptions in § 19.104.050 for the overlay intent and cross‑reference to the adopted HIO objective standards.

Can a parking lot overlay (P) force an existing business to move?

The P overlay allows a property to be used primarily for parking “in lieu of” other uses; that means when the parcel is mapped P, parking is an allowed primary use instead of the underlying uses. Whether an existing business can stay depends on nonconforming use rules and any permits/entitlements on record — review § 19.312.020 and consult Planning.

What uses are allowed in the Agricultural Overlay (A)?

The A overlay explicitly allows horticultural production, plant nurseries, orchards, field crops, beekeeping, limited livestock and chickens, plus certain accessory agricultural structures; see the enumerated list in § 19.312.030(A). Minimum lot size and animal setback rules are also specified in § 19.312.030(B–C).

Does an HIO overlay combine with the underlying zone uses?

No — for HIOs the ordinance states properties “may be used for higher‑density housing as a primary use in lieu of, but not in combination with, other uses authorized for the underlying zone.” That means development under the overlay is intended to take the place of underlying uses, not run alongside them. See § 19.404.030.

Where exactly does the NC Neighborhood Commercial overlay apply?

The NC overlay described in the code applies specifically to properties along Commonwealth Avenue between Stanton and Indiana Avenues and uses are determined by the NC Overlay Classification matrix (Table 19.512.030). See § 19.512.030.

Will projects in the AO (Beach/Crescent) overlay need design review?

The AO is explicitly design‑oriented for the Beach/Crescent area (see § 19.104.050) and the code points to design guidance/integration. Projects in the AO frequently trigger design/site plan review processes; check site plan/design review triggers in § 19.128.040 and the AO text. Verify exact review path with Planning.

If my parcel is in an overlay, do I still follow setback and parking rules?

Yes — unless the overlay text explicitly changes them, yard/setback/landscape and parking requirements of the underlying zone continue to apply (see § 19.312.020 for the P overlay example and the general map/interpretation rules in § 19.104.060). Always check both the overlay text and the base zone development standards.

Where are the HIO objective design standards that the ordinance references?

The ordinance references adopted HIO Objective Design and Development Standards in § 19.404.030, but the full text of those objective standards is not contained in the provided code excerpts. Obtain the adopted HIO standards from the Planning Department or the ordinance appendix referenced by the code.

Do overlays affect ADU rules?

Overlay districts change permitted primary uses or site standards in mapped locations, but ADU (accessory dwelling unit) regulation is governed by state ADU law and local ADU provisions. Always confirm whether overlay-specific objective development standards constrain ADU placement or size on a parcel; verify with the city's ADU rules and the overlay text. Buena Park ADUs — Verify with Planning. (Specific overlay/ADU interactions not fully detailed in the retrieved excerpts.)

Who should I contact to confirm how an overlay applies to my lot?

Contact the City of Buena Park Planning Division with the parcel APN and ask Planning to confirm the mapped overlay, the applicable overlay standards (including any separate adopted objective standards), and whether design/site plan review or discretionary approvals are required. Verify zoning map and overlay symbol per § 19.104.060.

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