Local zoning · Newport Beach

Newport Beach — Overlay Districts

Q: What uses are allowed in the MHP overlay in Newport Beach?

When a parcel is mapped MHP , the overlay allows only mobile home parks and accessory uses incidental to their operation; prior base‑zone uses are not available while MHP applies. See § 20.28.020 .

Q: How does the Bluff (B) overlay limit where I can build on a bluff lot?

The B overlay divides a lot into Development Areas A, B, and C that control where principal and accessory structures can be placed. Accessory structures in certain areas are limited by height and cumulative area (for example, covered accessories in Area B are limited to 12 ft high and 400 sq ft cumulative) and changes to development areas require geotechnical findings and Site Development Review. See § 20.28.040 .

Q: Does the PM overlay change the City’s parking rules for my project?

A PM overlay is implemented only after adoption of a parking management district plan that can identify exemptions or different formulas from standard off‑street parking rules. Don’t assume Chapter 20.40 applies unchanged where a PM plan is in effect—review the specific PM plan. See § 20.28.030 .

Q: Where are the HO (Housing Opportunity) overlays and what do they allow?

HO overlays are mapped subareas HO‑1 through HO‑6 (e.g., Airport environs HO‑1, West Newport Mesa HO‑2, Newport Center HO‑4); they allow base‑zone uses plus multiple‑unit and mixed‑use residential meeting the HO density and development standards in TABLE 2‑16 and TABLE 2‑17. Some HO sites are counted against a development limit and coastal reservations may apply. See § 20.28.050 and the HO maps in Part 8.

Q: What special review applies if I include affordable units in an HO project?

If an HO project includes ≥ 20% of units reserved for very‑low and low‑income residents, it may avoid Site Development Review but must submit an Affordable Housing Implementation Plan (AHIP) and meet affordability covenant and dispersal standards set in § 20.28.050(E) .

Overlay Districts under the Newport Beach local zoning and planning code, with the controlling citations.

Ask a question free See coverage

Last reviewed: July 3, 2026

Overview

Overlay districts in Newport Beach layer additional, district-specific rules on top of an underlying zoning designation; they can change allowable uses, parking, height, and other development standards for parcels mapped into them. Always check the official Zoning Map and the overlay chapter in the Zoning Code before assuming base-zone rules apply—the overlay text controls where it conflicts with the base zone. See the City's zoning overview for context. Newport Beach zoning & planning overview § 20.28.010

Below are the overlay districts that the Newport Beach Zoning Code defines, with the purpose, typical permitted uses, key dimensional/operational standards, and where the overlay applies. For map locations, consult Part 8 (Maps) of the Zoning Code. Bold names and numbers highlight the most decision‑relevant facts.

How to read this: maps & base-zone interaction

Overlays are mapped on the City Zoning Map and detailed in Chapter 20.28; map sheets and special overlay maps are in Chapter 20.80. See § 20.80.020 / § 20.80.025 for Bluff, HO, PM, and Height maps.
Where an overlay conflicts with the underlying zoning district, the overlay standard controls unless otherwise stated. § 20.28.010

District-by-district breakdown

Table: quick reference to permitted uses and headline limits

District (overlay)	Key decision-relevant standards / permitted uses	Code reference
MHP (Mobile Home Park)	Only mobile home parks and accessory uses allowed when mapped; removal of MHP requires Council findings and an acceptable phase‑out plan addressing displaced residents.	§ 20.28.020
PM (Parking Management)	Requires a parking management district plan before PM designation; plan may set exemptions from Chapter 20.40 (off-street parking) and define management programs (e.g., Balboa Village rules).	§ 20.28.030
B (Bluff)	Parcel divided into Development Areas A/B/C limiting where principal vs accessory structures go; accessory structure caps (e.g., 12 ft height or 400 sq ft cumulative for covered accessories in Area B), strict grading and slope‑stability findings for expanding development area.	§ 20.28.040
HO (Housing Opportunity)	Six subareas HO‑1 … HO‑6 (e.g., Airport Environs HO‑1, West Newport Mesa HO‑2, Dover‑Westcliff HO‑3, Newport Center HO‑4, Coyote Canyon HO‑5, HO‑6 = 5th Cycle sites). Permitted: any base‑zone use plus multiple‑unit and mixed‑use meeting HO density and development standards; special development limits and reserved coastal unit rules apply. See tables for lot‑area, FAR, and parking rules for each subarea.	§ 20.28.050 and TABLE 2‑16 / TABLE 2‑17
H (Height)	Allows discretionary increases in building height in RM areas within Statistical Area A2 if specific findings are met. Eligibility: minimum 1 acre lot size. Max height under the H overlay: 40 ft (flat) / 45 ft (sloped) and 3 stories; increases require Site Development Review or Planned Development Permit and required findings (setbacks, amenities, architecture).	§ 20.28.060
VE (Special Flood Hazard Area)	Modifies development standards for properties in FEMA VE special flood hazard areas (FEMA FIS/FIRM used to identify); properties in VE have additional flood‑related requirements.	§ 20.28.070 and purpose note in § 20.28.010(F)
(Other overlays / symbols)	The Zoning Code also uses special symbols/overlays elsewhere (for example, a Commercial Nursery (N) overlay permitting wholesale nurseries in mapped (N) areas).	§ 20.90.180

The MHP (Mobile Home Park) Overlay — practical points

Purpose: preserve mobile home parks and their residential character. § 20.28.020
Permitted uses: mobile home parks and accessory uses only (previous base‑zone uses are superseded when MHP is applied). § 20.28.020(A)
Removal of the overlay: City Council may not remove MHP without findings showing General Plan consistency and an acceptable phase‑out plan that addresses tenant relocation/compensation and mitigation for low/moderate income, elderly, or disabled residents. § 20.28.020(B)

The PM (Parking Management) Overlay — practical points

A PM designation is tied to a parking management district plan approved by Commission and Council; the plan defines existing/planned facilities, programs, and any exemptions from standard off‑street parking requirements (Chapter 20.40). § 20.28.030(A–C)
Example: Balboa Village has its own PM provisions and in some cases suspends in‑lieu parking and creates employee permit programs. § 20.28.030 and Balboa specifics (see Balboa Village PM rules).

The B (Bluff) Overlay — practical points

Purpose: regulate developments on mapped bluff areas by dividing lots into Development Areas A, B, and C to control placement of principal vs accessory structures. § 20.28.040(C–D)
Key constraints: accessory structures in Area B limited to 12 ft maximum height for covered structures and 400 sq ft cumulative area; strict limitations on grading, encroachments, and subterranean encroachments (e.g., 24" max for foundations into adjacent development areas). § 20.28.040(C)(2)(b)(i) and (G)(2)
Expanding a development area requires a Site Development Review and geotechnical/stability findings (factor of safety ≥ 1.5 static or ≥ 1.1 seismic, as measured at end of economic life). § 20.28.040(G)(2) and cross‑ref § 20.52.080 (Site Development Reviews).

The HO (Housing Opportunity) Overlay — practical points

Purpose: create targeted sites for housing consistent with the Housing Element; mapped as HO‑1 through HO‑6 with different subarea rules. § 20.28.050(A)
Uses: Any use permitted or conditionally permitted in the base zone, plus multiple‑unit and mixed‑use residential meeting the HO density/minimums. § 20.28.050(B)
Development standards: Each HO subarea has explicit lot area per unit, development limits, height/stepback rules, and parking requirements (see TABLE 2‑16 and TABLE 2‑17). HO‑6 is treated differently (only base standards apply). Reserved units for Coastal Zone properties and counting rules for development limits are spelled out; some HO projects with ≥20% very‑low/low income are eligible for an alternative review (no Site Development Review but must submit an AHIP and meet affordability covenant rules). § 20.28.050(C–E) and TABLEs.

The H (Height) Overlay — practical points

Applicability: properties in the Multiple Residential (RM) district within Statistical Area A2. § 20.28.060(A)
Eligibility & limits: minimum lot size 1 acre; maximum under the overlay is 40 ft flat / 45 ft sloped, up to 3 stories. Approval of increased height is discretionary (Site Development Review or Planned Development Permit) and requires specific findings about increased setbacks, enhanced amenities, and quality architecture/materials. § 20.28.060(C–F)

The VE (Special Flood Hazard Area) Overlay — practical points

Purpose: adjust development standards where FEMA identifies VE (coastal high‑velocity wave) flood hazard. Projects within the VE overlay must comply with the modified standards described for the overlay in the Zoning Code and FEMA guidance; check the VE map in Part 8. § 20.28.070; see also § 20.28.010(F).

Quick references to related processes & rules

Verify overlay mapping on the official Zoning Map and Part 8 (Maps) § 20.80.020 / § 20.80.025.
Many overlay actions require discretionary review or findings through Site Development Review or Planned Development permits; see Site Development Review rules (§ 20.52.080) and the City’s design review rules. Newport Beach Design Review § 20.28.060
Overlays frequently modify setbacks, height, and parking—consult the Development Standards chapter for setback measurement and the parking chapter for off‑street parking requirements. Newport Beach Development Standards Newport Beach Parking § 20.28.010

Checklist

Confirm the parcel is inside the overlay on the official Zoning Map (Part 8 maps § 20.80.020 / § 20.80.025)
Read the overlay text for the mapped overlay: MHP (only mobile home parks) § 20.28.020; PM (requires a parking management plan) § 20.28.030; B (development area rules) § 20.28.040; HO (subarea rules, density limits, AHIP options) § 20.28.050; H (height eligibility & findings) § 20.28.060; VE (flood hazard modifications) § 20.28.070.
Check base‑zone development standards (setbacks, height, FAR) and whether the overlay controls where inconsistent § 20.28.010; consult the City’s development standards and setbacks page. Newport Beach Development Standards
For Bluff projects, obtain geotechnical reports showing required slope stability factors (static ≥ 1.5; seismic ≥ 1.1) if you seek increased development area; prepare for Site Development Review § 20.28.040 / § 20.52.080.
For HO projects proposing affordable set‑asides, prepare an Affordable Housing Implementation Plan (AHIP) and covenant terms per § 20.28.050(E).
If the PM overlay applies or is proposed, coordinate on a parking management district plan and confirm any in‑lieu or exemption rules § 20.28.030; check Balboa Village PM special rules where applicable. Newport Beach Parking

Risks & Ambiguities

Issue	Why it matters	What to verify
Overlay boundary location (map vs. parcel line)	Maps may approximate boundaries; mistaken assumption about overlay status can change allowed uses or require costly studies.	Verify Zoning Map & Part 8 maps; if ambiguous, the Director’s boundary rules apply — see § 20.14.010; contact the City for map interpretation.
Bluff development area extent & stability	Expanding or reducing development areas triggers strict geotechnical findings and can prohibit principal structures on portions of a lot.	Confirm mapped Development Areas A/B/C, and if a change is proposed, be prepared to show factor‑of‑safety ≥ 1.5 static or ≥ 1.1 seismic per § 20.28.040(G) and process under § 20.52.080.
HO development limit and coastal reservation	HO subareas have overall development limits and reserved coastal units; mis‑counting entitled or pipeline units can exceed allowed limits.	Check the specific HO subarea table (TABLE 2‑16), reserved units rules, and whether a site is an “opportunity site” on the HO map; § 20.28.050 and TABLE 2‑16.
MHP overlay removal obligations	Removing MHP requires a phase‑out plan addressing tenant displacement and specific Council findings; failure to meet these will block rezoning.	If proposing removal, prepare a phase‑out plan that meets § 20.28.020(B) requirements and California Government Code references; verify with the City.
PM overlay parking exemptions	PM plans may exempt or change Chapter 20.40 requirements — mistaken assumptions about parking counts or in‑lieu use can cause noncompliance.	Review the approved parking management plan and any Balboa Village exceptions; § 20.28.030 and Balboa Village PM rules.
VE/flood hazard requirements	VE overlay properties may be subject to FEMA coastal flood requirements; building under standard rules could be unsafe/insurable.	Confirm VE mapping and apply the overlay’s modified development standards in § 20.28.070; consult FEMA FIRM for the parcel.

Plain-English Summary

Newport Beach overlay districts (MHP, PM, B, HO, H, VE, and a few specialty overlays) are mapped add‑ons that change what you may build or require extra steps — for example, the B (Bluff) overlay controls where on a bluff lot you can put houses and decks and requires geotech safety findings for expansions, the H (Height) overlay allows taller buildings in limited RM areas with discretionary review, the HO overlays set site‑specific housing densities and requirements, and the PM overlay changes how parking rules apply. Always confirm overlay status on the City maps and read the specific § in Chapter 20.28 before assuming base‑zone rules apply. § 20.28.010

Source References

Newport Beach Zoning Code, Chapter 20.28 (Overlay Zoning Districts), including § 20.28.010 (purposes) and district sections § 20.28.020 – § 20.28.070.
HO overlay development standards and parking tables (TABLE 2‑16 and TABLE 2‑17) § 20.28.050.
Bluff (B) Development Areas and accessory standards § 20.28.040 (also encroachments / grading).
PM overlay and Balboa Village PM details § 20.28.030.
Zoning Map & overlay maps: Part 8, Chapter 20.80 (Maps).
Commercial Nursery overlay (symbol N) reference § 20.90.180.

Sources

Retrieved passages

Newport Beach Zoning Code (section applies) High relevance
Newport Beach Zoning Code (Chapter 20.66) High relevance
Newport Beach Zoning Code (Section 20.52.080) High relevance
Newport Beach Zoning Code (§ 2) Medium relevance
Newport Beach Zoning Code (§ 1) Medium relevance
Newport Beach Zoning Code (title or) Medium relevance
Newport Beach Zoning Code (§ 1) Medium relevance
Newport Beach Zoning Code (Section 20.28.060.) Medium relevance

Cited sections

Newport Beach Zoning Code, Chapter 20.28 (Overlay Zoning Districts), including **§ 20.28.010** (purposes) and district sections **§ 20.28.020 – § 20.28.070**. (Chapter 20.28)
HO overlay development standards and parking tables (TABLE 2‑16 and TABLE 2‑17) **§ 20.28.050**. (§ 20.28.050)
Bluff (B) Development Areas and accessory standards **§ 20.28.040** (also encroachments / grading). (§ 20.28.040)
PM overlay and Balboa Village PM details **§ 20.28.030**. (§ 20.28.030)
Zoning Map & overlay maps: Part 8, Chapter **20.80** (Maps).
Commercial Nursery overlay (symbol N) reference **§ 20.90.180**. (§ 20.90.180)
NewportBeach_ZoningCode.md

Frequently asked questions

What uses are allowed in the MHP overlay in Newport Beach?

When a parcel is mapped MHP, the overlay allows only mobile home parks and accessory uses incidental to their operation; prior base‑zone uses are not available while MHP applies. See § 20.28.020.

How does the Bluff (B) overlay limit where I can build on a bluff lot?

The B overlay divides a lot into Development Areas A, B, and C that control where principal and accessory structures can be placed. Accessory structures in certain areas are limited by height and cumulative area (for example, covered accessories in Area B are limited to 12 ft high and 400 sq ft cumulative) and changes to development areas require geotechnical findings and Site Development Review. See § 20.28.040.

Can I get extra height through the H overlay and what is required?

Yes—mapped properties eligible under the H overlay can request increased height, but only via discretionary approval (Site Development Review or Planned Development Permit). Eligibility requires a 1‑acre minimum lot, and the overlay caps height at 40 ft (flat) / 45 ft (sloped) and 3 stories; approval requires findings about increased setbacks, amenities, and architecture. See § 20.28.060.

Does the PM overlay change the City’s parking rules for my project?

A PM overlay is implemented only after adoption of a parking management district plan that can identify exemptions or different formulas from standard off‑street parking rules. Don’t assume Chapter 20.40 applies unchanged where a PM plan is in effect—review the specific PM plan. See § 20.28.030.

Where are the HO (Housing Opportunity) overlays and what do they allow?

HO overlays are mapped subareas HO‑1 through HO‑6 (e.g., Airport environs HO‑1, West Newport Mesa HO‑2, Newport Center HO‑4); they allow base‑zone uses plus multiple‑unit and mixed‑use residential meeting the HO density and development standards in TABLE 2‑16 and TABLE 2‑17. Some HO sites are counted against a development limit and coastal reservations may apply. See § 20.28.050 and the HO maps in Part 8.

What must I provide to expand a Bluff development area inland?

An applicant must obtain Site Development Review and demonstrate geotechnical performance (slope stability factor of safety ≥ 1.5 static or ≥ 1.1 seismic at end of economic life), erosion protection, compatibility with surrounding development, and no adverse view or habitat impacts. See § 20.28.040(G)(2) and § 20.52.080.

How does the VE (Special Flood Hazard) overlay affect development?

If a parcel is in the VE overlay (FEMA coastal high‑velocity wave area), the Zoning Code modifies certain development standards to address flood risk; confirm VE mapping and apply the overlay requirements in § 20.28.070 and any FEMA/Local Coastal requirements. See § 20.28.070.

How do I know whether an overlay controls over the base zone?

The Zoning Code states that where there is an inconsistency, the overlay standard prevails over the base zone; always read the overlay text and check the Zoning Map. See § 20.28.010.

What special review applies if I include affordable units in an HO project?

If an HO project includes ≥ 20% of units reserved for very‑low and low‑income residents, it may avoid Site Development Review but must submit an Affordable Housing Implementation Plan (AHIP) and meet affordability covenant and dispersal standards set in § 20.28.050(E).

Who resolves an ambiguous overlay boundary on the Zoning Map?

If a boundary is ambiguous, the Director uses the map scale, lot lines, or centerlines to determine boundaries per the Zoning Map boundary rules; if still unclear, contact the City for an official determination. See § 20.14.010 for boundary rules.

Ask about any Newport Beach property

Get a cited, plain-English answer on Newport Beach zoning, setbacks, FAR, ADUs and permits — for any address.

Start Free Trial