Local zoning · El Segundo

El Segundo — Overlay Districts

Q: What uses are allowed in the Multimedia Overlay (MMO)?

The MMO explicitly permits multimedia uses such as commissary, craft shops and rentals, movie/entertainment facilities, multimedia archive facilities, post‑production offices, equipment sales, special effects studios, and studio/sound stages ; other uses may be allowed or limited via administrative or conditional permit sections in the MMO article (§ 15‑7B‑2 ; see § 15‑7B‑4/5 )

Q: How tall can a building be in the Housing Overlay (H‑O)?

Height limits in the Housing Overlay are up to 47 ft for pitched roofs (3 stories) and up to 41 ft for flat roofs (3 stories) , with rules for grade differential and segmented grade planes described in § 15‑7D‑2 , Subsection C.

Q: Are ADUs allowed in overlay areas, and do overlay rules override state ADU protections?

ADUs are regulated by the city’s ADU article ( § 15‑4E‑1 et seq.) which implements state ADU law; overlays may impose applicable site standards but cannot conflict with mandatory state ADU provisions where state law preempts local restrictions — check § 15‑4E‑1 and the overlay provisions that reference ADU applicability. Also consult the city ADU page and state ADU resources.

Overlay Districts under the El Segundo local zoning and planning code, with the controlling citations.

Ask a question free See coverage

Last reviewed: July 2, 2026

Overview

El Segundo’s overlay districts are special zoning layers that sit on top of base zones to allow or require different uses and standards in targeted areas. The current municipal code uses Title 15 (not Title 17) and organizes overlays under Chapter 7; overlays in the code include the Medium Density Residential (MDR) Overlay, Multimedia Overlay (MMO) District, Mixed‑Use Overlay, and Housing Overlay (H‑O) (§ 15‑7 et seq.).

These overlays modify or supplement the base zone rules and refer applicants back to the city’s zoning map (§ 15‑3‑3) and to the city’s development standards (§ 15‑2 and related articles).

How to read this page

Every requirement cited below points to the controlling municipal code section (the § citation).
Where the city’s code text was not present in the retrieved materials, I note “Not found in retrieved materials.”
Practical guidance points you to related city pages such as development standards, parking, design review, ADUs, and the California Building Standards Code for building-code matters referenced by the city.

Overlay Districts — district‑by‑district

Medium Density Residential Overlay — MDR

Purpose: The MDR is intended as a floating/holding overlay for parts of the Smoky Hollow Specific Plan area where future multi‑family residential use may be appropriate; it recognizes potential activation of residential uses but does not immediately change the base zone standards until activation occurs (§ 15‑7A‑1).
How it applies / activation: Activation of the MDR for a parcel requires one of the following: (a) a General Plan amendment to Multi‑Family Residential; (b) a Specific Plan amendment removing the parcel from Smoky Hollow Specific Plan; or (c) a zone change to Multi‑Family Residential (R‑3) without the overlay (§ 15‑7A‑2).
Standards while inactive/active: Until activated the underlying base zone standards apply; if activated, R‑3 standards apply together with the overlay’s additional provisions (for example, a 30 ft setback along Grand Avenue for properties east of Kansas Street) (§ 15‑7A‑3).
Typical permitted uses: When activated the land is treated as Multi‑Family Residential (R‑3) — see R‑3 standards for permitted residential uses; live/work is allowed subject to strict operational limits when permitted as an accessory or allowed use in the overlay (§ 15‑7A‑4) .
Practical note: Because MDR is “floating/holding,” check the zoning map and any pending General Plan/Specific Plan amendments before assuming residential entitlements. Verify with the Planning Department (§ 15‑3‑3).

Multimedia Overlay — MMO

Purpose: The MMO is intended to accommodate multimedia production and support uses (film, sound stages, post‑production, craft shops, studios, etc.) and to allow coexistence with uses permitted in the underlying base zone (§ 15‑7B‑1) .
Typical permitted uses: The code expressly lists commissary, craft shops and rentals, movie & entertainment facilities, multimedia archive facilities, office/postproduction, picture equipment sales, special effects studios, and studio/sound stages among permitted uses (§ 15‑7B‑2) .
Uses requiring additional review: The MMO includes categories for accessory uses, administrative use permits, and conditional use permits — see the MMO article for which uses require extra entitlement steps (§ 15‑7B‑3, 15‑7B‑4, 15‑7B‑5) .
Development controls: The MMO contains site development and landscaping standards and refers parking and signage to the city’s standard chapters (site standards at § 15‑7B‑7, landscaping § 15‑7B‑8, parking § 15‑7B‑9, signs § 15‑7B‑10) — see those sections for detail.
Where it applies: Parcels designated MMO are shown on the zoning map; consult the map (§ 15‑3‑3) and the MMO article to confirm parcels.

Mixed‑Use Overlay — (Mixed‑Use Overlay Zone)

What the code shows: The city’s code contains a Mixed‑Use Overlay article with landscaping, parking, sign, access, and affordable housing provisions (not all subsections’ plain‑language purpose statements were retrieved). Confirm full purpose text in § 15‑7C‑1 if needed — Not found in retrieved materials.
Key standards confirmed in retrieved materials:
- Landscaping: On‑site tree planting (one tree per 25 feet of street‑facing frontage) and a minimum of 50% softscape / 50% hardscape rules for street setback areas; drought‑tolerant species required (§ 15‑7C‑3).
- Parking: Off‑street parking is required as per the general parking chapter (§ 15‑7C‑4) — consult the city’s parking standards for rates and design details.
- Vehicular access: Where a lot abuts an alley, access must be taken from the alley; curb cuts must conform to city driveway standards (§ 15‑7C‑6) .
- Affordable housing: Mixed‑use developments with at least 20% affordable units to lower‑income households are treated as a by‑right use under state Government Code § 65583.2 (the overlay references this conversion) (§ 15‑7C‑7) .
Practical note: The overlay supplements the base zone — always review both the underlying zone rules and the overlay subsections (e.g., landscaping § 15‑7C‑3, parking § 15‑7C‑4) before sizing a project.

Housing Overlay — H‑O (Housing Overlay Zone)

Purpose: The Housing Overlay is expressly adopted to implement General Plan areas designated “Housing Overlay” and to permit high‑density multiple dwelling units to help meet RHNA and Housing Element goals (§ 15‑7D‑1) .
Development standards (high‑priority items):
- Lot Area: Minimum lot area 7,000 sq ft for parcels in the H‑O (§ 15‑7D‑2, Subsection B).
- Height: Pitched roofs up to 47 ft / 3 stories; flat roofs up to 41 ft / 3 stories; grade differentials and segmented grade planes are addressed in the section (§ 15‑7D‑2, Subsection C).
- Setbacks: Front yard 15 ft minimum (exception: parcels fronting Franklin Avenue have no front setback); porches and similar features may encroach up to 6 ft (§ 15‑7D‑2, Subsection D).
- Density & Unit Size: Maximum density up to 75 dwelling units/acre; minimum unit size 250 sq ft, average unit size at least 600 sq ft (§ 15‑7D‑2, Subsections F–G).
- Parking: Housing Overlay parking rules reference Chapter 15; the code establishes parking dimensions (standard residential spaces 8.5' x 18') and parking counts such as 1 space per bedroom with caps (no more than 2 spaces per unit) and allowances for tandem/mechanical for some units (§ 15‑7D‑4; parking specifics § 15‑7D‑2, Q and § 15‑7D‑3).
- Signs and Access: Signs follow chapter 18 (§ 15‑7D‑5); where lots abut alleys, vehicular access must use the alley (§ 15‑7D‑6) .
- Affordable housing: Projects with ≥20% affordable units are considered by‑right under state law language cited by the overlay (§ 15‑7D‑7) .
Practical note: The H‑O overlays have explicit numeric standards for height, setbacks, lot area and parking; these are frequently binding in project design, and the H‑O references the general development rules in Chapter 2 and other Title 15 articles for supplemental standards (§ 15‑7D‑2, A.1).

Quick comparative table — decision‑relevant standards and uses

Overlay	Most relevant permitted or required uses / limits	Key numeric standards	Code reference
MDR (Smoky Hollow)	Future multi‑family (activated only by GP/SP/zone change); live/work allowed with limits	Grand Ave setback 30 ft (east of Kansas St); underlying zone controls until activation	§ 15‑7A‑1 to § 15‑7A‑4
MMO	Multimedia production, studios, post‑production, craft shops, commissary	Site standards, landscaping and parking applied per MMO article (see § 15‑7B‑7–10)	§ 15‑7B‑1, § 15‑7B‑2, § 15‑7B‑7–10
Mixed‑Use Overlay	Mixed use with housing; special landscaping and alley access rules; 20% affordable triggers by‑right treatment	50% softscape street setback rule; access from alleys when abutting; parking per Ch. 15	§ 15‑7C‑3 to § 15‑7C‑7
Housing Overlay (H‑O)	Higher‑density multi‑family to meet RHNA; by‑right if ≥20% affordable	Min lot 7,000 sq ft; Height: pitched 47 ft, flat 41 ft; Front setback 15 ft (Franklin Ave exempt); Density up to 75 du/ac	§ 15‑7D‑1; § 15‑7D‑2; § 15‑7D‑7

Checklist

Confirm the parcel’s overlay and base zone on the city zoning map (§ 15‑3‑3)
Determine whether the overlay is activated (MDR) or immediately applicable (MMO, H‑O, Mixed‑Use) — check § 15‑7A‑2 for MDR activation rules.
Meet overlay development standards (height, setback, lot area, density) listed in the overlay article — e.g., H‑O standards at § 15‑7D‑2.
Provide parking per Chapter 15 and overlay parking subsections; dimension and count rules in the H‑O are at § 15‑7D‑2 (Q) and § 15‑7D‑4.
Provide landscaping and tree plantings required by the overlay (e.g., Mixed‑Use and MMO landscaping rules at § 15‑7C‑3 and § 15‑7B‑8) and check landscaping & screening policies.
Comply with sign regulations (chapter 18) referenced by overlays (§ 15‑7C‑5, § 15‑7D‑5, § 15‑7B‑10) and consult the city’s signage rules.
If proposing housing with ≥20% affordable units, document compliance for by‑right status per overlays’ affordable‑housing provisions (§ 15‑7C‑7, § 15‑7D‑7) and relevant state law.
Confirm whether the project requires design review or discretionary permits; consult overlay sections and Title 15 review chapters. Not all design‑review references were in the retrieved overlay text — verify with the Planning Department.

Risks & Ambiguities

Issue	Why it matters	What to verify
Overlay boundaries / activation (MDR)	Overlay may be present but not active; design rules differ dramatically when activated	Verify parcel status on the city zoning map and recent GP/SP amendments; see § 15‑7A‑2 and § 15‑3‑3.
Missing purpose text for Mixed‑Use Overlay	The retrieved file included technical subsections (landscaping, parking) but not a plain‑language purpose; that can affect interpretation of intent	Obtain full § 15‑7C‑1 text from the city code or Planning Dept — Not found in retrieved materials.
Interplay with underlying base zone	Overlays often supplement rather than replace base zone requirements — conflicts must be reconciled	Confirm if overlay says “underlying base zone controls until activation” (MDR § 15‑7A‑3) or explicitly overrides specific standards.
Parking counts and ADU treatment	Overlays defer to Chapter 15 parking rules but also impose overlay‑specific counts/dimensions (H‑O says 1 per bedroom, max 2 spaces) — ADU parking rules are state‑sensitive	Cross‑check Chapter 15 parking tables and the ADU article (§ 15‑4E) and state ADU law; consult parking and ADUs.
Design review and discretionary entitlements	Some overlays imagine by‑right projects (e.g., ≥20% affordable) but other project elements (signs, deviations, uses needing CUP) can trigger discretionary review	Confirm whether a proposed use requires administrative or conditional use permits per overlay lists (MMO § 15‑7B‑4/5).
Parcel‑specific exceptions (e.g., Franklin Ave front setback exception)	Local exceptions change building placement and streetwall design	Confirm application of exceptions in § 15‑7D‑2 (Franklin Ave exception) for each parcel.

Plain‑English Summary

El Segundo’s overlays (MDR, MMO, Mixed‑Use, Housing Overlay) are targeted zoning layers that either allow special uses (for example studios in the MMO) or change numeric rules for housing (for example minimum lot size, height, setbacks and parking in the H‑O). Always check the city’s zoning map and both the overlay article and the underlying base zone before designing a project — many overlays refer you back to Chapter 15 parking, Chapter 18 signage, and the city’s general development standards (§ 15‑7 articles; § 15‑3‑3).

Source References

El Segundo Municipal Code — Chapter 7, Overlay Districts: § 15‑7A‑1 through § 15‑7A‑4 (Medium Density Residential / MDR)
El Segundo Municipal Code — § 15‑7B‑1 through § 15‑7B‑10 (Multimedia Overlay / MMO)
El Segundo Municipal Code — Mixed‑Use Overlay subsections § 15‑7C‑3, § 15‑7C‑4, § 15‑7C‑5, § 15‑7C‑6, § 15‑7C‑7 (landscaping, parking, signs, access, affordable housing) — purpose statement § 15‑7C‑1 Not found in retrieved materials for full text.
El Segundo Municipal Code — Housing Overlay: § 15‑7D‑1 (purpose), § 15‑7D‑2 (development standards), § 15‑7D‑3 (landscaping), § 15‑7D‑4 (parking), § 15‑7D‑5 (signs), § 15‑7D‑6 (vehicular access), § 15‑7D‑7 (affordable housing developments).
Zoning map and map rules: § 15‑3‑3 (Zoning map boundaries)
ADU local article (applicability and ministerial requirements): § 15‑4E‑1 (ADU article purpose and applicability) — relevant when overlays intersect with ADU proposals.

Sources

Retrieved passages

El Segundo Zoning Code (Chapter 15) Medium relevance
El Segundo Zoning Code (Section 15-19-5) Medium relevance
El Segundo Zoning Code (chapter 18) Medium relevance
El Segundo Zoning Code (chapter 15) Medium relevance
El Segundo Zoning Code (chapter 2) Medium relevance
El Segundo Zoning Code (Section 15-5-5) Medium relevance
El Segundo Zoning Code (article is) Medium relevance
El Segundo Zoning Code (ARTICLE B.) Medium relevance

Cited sections

Official El Segundo code library

Frequently asked questions

What triggers activation of the MDR overlay in Smoky Hollow?

Activation requires either a General Plan amendment changing the property designation from Smoky Hollow Specific Plan to Multi‑Family Residential, a Specific Plan amendment removing the property from Smoky Hollow, or a zone change to R‑3 without the MDR overlay (§ 15‑7A‑2)

What uses are allowed in the Multimedia Overlay (MMO)?

The MMO explicitly permits multimedia uses such as commissary, craft shops and rentals, movie/entertainment facilities, multimedia archive facilities, post‑production offices, equipment sales, special effects studios, and studio/sound stages; other uses may be allowed or limited via administrative or conditional permit sections in the MMO article (§ 15‑7B‑2; see § 15‑7B‑4/5)

How tall can a building be in the Housing Overlay (H‑O)?

Height limits in the Housing Overlay are up to 47 ft for pitched roofs (3 stories) and up to 41 ft for flat roofs (3 stories), with rules for grade differential and segmented grade planes described in § 15‑7D‑2, Subsection C.

Do overlay districts change parking requirements for my project?

Overlays typically reference Chapter 15 parking rules but may add overlay‑specific dimensions or counts (for example H‑O standard parking dimensions 8.5' × 18', and H‑O rules such as 1 parking space per bedroom, with a cap of 2 spaces per unit). Always check both the overlay subsection and Chapter 15 tables (§ 15‑7C‑4, § 15‑7D‑2 (Q), § 15‑7D‑4)

If my housing project includes 20% affordable units, can it be approved as a by‑right project?

Both the Mixed‑Use Overlay and the Housing Overlay reference that developments with at least 20% affordable units to lower‑income households are considered by‑right consistent with Government Code provisions; see § 15‑7C‑7 and § 15‑7D‑7 for the overlay language (confirm eligibility with the Planning Department and applicable state law).

Where do I find the official map showing which parcels are inside an overlay?

Overlay boundaries are shown on the city zoning map, which is part of the code and described at § 15‑3‑3; verify the latest adopted zoning map (and any ordinances amending it) with the City Clerk/Planning Department.

Are ADUs allowed in overlay areas, and do overlay rules override state ADU protections?

ADUs are regulated by the city’s ADU article (§ 15‑4E‑1 et seq.) which implements state ADU law; overlays may impose applicable site standards but cannot conflict with mandatory state ADU provisions where state law preempts local restrictions — check § 15‑4E‑1 and the overlay provisions that reference ADU applicability. Also consult the city ADU page and state ADU resources.

Does the Mixed‑Use Overlay require alley access for all projects?

The Mixed‑Use Overlay requires that where a lot abuts an alley, vehicular access must be taken from the alley; curb cuts and driveways must conform to city driveway standards (see § 15‑7C‑6 and relevant driveway standards).

How do overlay sign rules interact with Chapter 18 signage standards?

Most overlays explicitly defer to Chapter 18 for signs (e.g., § 15‑7C‑5, § 15‑7D‑5, § 15‑7B‑10). You must comply with both the overlay’s sign language and Chapter 18; check the signage chapter for permit thresholds.

Ask about any El Segundo property

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

Start Free Trial