Chapter 16.48 — OSC OPEN SPACE AND CONSERVATION DISTRICT
Menlo Park Zoning Code · 2026-06 edition · updated 2026-07-06 · Menlo Park
§ 16.48.010. Purpose. ¶
The purpose and intent of this district is:
(1) To protect the public health, safety and welfare;
(2) To protect and preserve open space land as a limited and valuable resource;
(3) To assure its continued availability for the following: As agricultural land, scenic land, recreation land, conservation or natural resource land; for the containment of urban sprawl and the structuring of urban development, and for the retention of land in its natural or near natural state to protect life and property in the community from the hazards of fire, flood and seismic activity; and
(4) To coordinate with and carry out federal, state, regional, county and city open space plans. (Ord. 541 § 1 (part), 1973)
§ 16.48.020. Definitions. ¶
As used in this chapter and the implementation thereof, unless otherwise apparent from the context, the following definitions shall apply:
(1) "Conservation or natural resource" includes, but is not necessarily limited to, streams, watersheds, ground water recharge, soils, wildlife habitat, as defined herein, special land forms, natural vegetation;
(2) "Conservation or natural resource land" means land which possesses or encompasses conservation or natural resources;
(3) "Open space and conservation district" means any area of land or water designated "OSC" and subject to all of the terms and regulations of this chapter;
(4) "Open space land" means any parcel or area of land essentially unimproved or in its natural state, and devoted to an open space use as defined herein, and which is designated in the open space and conservation element for an open space use;
(5) "Open space use" means the use of land for:
(A)
Public recreation,
(B)
- Enjoyment of scenic beauty,
(C)
- Conservation or use of natural resources,
(D)
- Managed resource production,
(E)
- Public safety,- (F) Structuring urban growth;
(6) "Recreation land" means any area of land or water susceptible to recreational uses;
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City of Menlo Park, CA
MENLO PARK CODE
§ 16.48.020
§ 16.48.050
(7) "Scenic land" means any area of land or water which possesses scenic qualities worthy of preservation;
(8) "Wildlife habitat" means any area of land or water valuable or necessary to the preservation or enhancement of wildlife resources.
(Ord. 541 § 1 (part), 1973)
§ 16.48.030. Permitted uses. ¶
The only permitted use in the OSC zoning district is accessory structures. (Prior code § 30.421(A); Ord. 541 § 1 (part), 1973; Ord. 1006 § 16, 2014)
§ 16.48.040. Conditional uses. ¶
Conditional uses which may be allowed in the OSC district subject to obtaining a use permit are as follows:
(1) Public or private recreation facilities;
(2) Public buildings;
(3) Salt evaporation ponds for salt extraction;
(4) Agricultural uses;
(A) Animal husbandry,
(B) Crop, vine or tree farm, greenhouse, horticulture,
(C) Dairying,
(D) Livestock farming;
(5) Botanical conservatories, outdoor nature laboratories and similar facilities;
(6) Native wildlife sanctuaries;
(7) Accessory buildings and accessory uses.
(Ord. 541 § 1 (part), 1973; Prior code § 30.421(B))
§ 16.48.050. Development regulations. ¶
Development regulations in the OSC district are as specified in use permit. The total gross floor area of all buildings shall not exceed two and one-half (2.5) percent of the total lot area. (Prior code § 30.421(C); Ord. 541 § 1 (part), 1973; Ord. 863 § 17, 1994)
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City of Menlo Park, CA
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Ask AI about this code▸ Contents — Menlo Park Zoning Code
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▸ Title 16
Overview- Chapter 16.20 — R-3 APARTMENT DISTRICT
- Chapter 16.22 — R-4 HIGH DENSITY RESIDENTIAL DISTRICT
- Chapter 16.28 — R-L-U RETIREMENT LIVING UNITS DISTRICT
- Chapter 16.37 — C-2-S NEIGHBORHOOD COMMERCIAL DISTRICT, SPECIAL
- Chapter 16.44 — LS LIFE SCIENCES DISTRICT
- Chapter 16.02 — GENERAL PROVISIONS
- Chapter 16.04 — DEFINITIONS
- Chapter 16.06 — ENFORCEMENT
- Chapter 16.08 — DISTRICTS ESTABLISHED—GENERAL REGULATIONS
- Chapter 16.10 — R-E RESIDENTIAL ESTATE DISTRICT
- Chapter 16.12 — R-E-S RESIDENTIAL ESTATE SUBURBAN DISTRICT
- Chapter 16.14 — R-1-S SINGLE-FAMILY SUBURBAN RESIDENTIAL DISTR…
- Chapter 16.15 — R-1-S (FG) SINGLE-FAMILY SUBURBAN RESIDENTIAL …
- Chapter 16.16 — R-1-U SINGLE FAMILY URBAN RESIDENTIAL DISTRICT
- Chapter 16.17 — R-1-U (LM) SINGLE FAMILY URBAN RESIDENTIAL DIS…
- Chapter 16.18 — R-2 LOW DENSITY APARTMENT DISTRICT
- Chapter 16.20 — R-3 APARTMENT DISTRICT
- Chapter 16.22 — R-4 HIGH DENSITY RESIDENTIAL DISTRICT
- Chapter 16.23
- Chapter 16.24 — R-3-A GARDEN APARTMENT RESIDENTIAL DISTRICT
- Chapter 16.26 — R-3-C APARTMENT—OFFICE DISTRICT
- Chapter 16.28 — R-L-U RETIREMENT LIVING UNITS DISTRICT
- Chapter 16.30
- Chapter 16.35
- Chapter 16.36 — C-1-C ADMINISTRATIVE, PROFESSIONAL AND RESEARC…
- Chapter 16.37
- Chapter 16.38 — C-2 NEIGHBORHOOD SHOPPING DISTRICT
- Chapter 16.40 — C-MU NEIGHBORHOOD MIXED USE DISTRICT
- Chapter 16.43 — O OFFICE DISTRICT
- Chapter 16.44 — LS LIFE SCIENCES DISTRICT
- Chapter 16.45 — R-MU RESIDENTIAL MIXED USE DISTRICT
- Chapter 16.46 — M-2 GENERAL INDUSTRIAL DISTRICT
- Chapter 16.47 — M-3 COMMERCIAL BUSINESS PARK
- Chapter 16.48 — OSC OPEN SPACE AND CONSERVATION DISTRICT
- Chapter 16.49 — P-F PUBLIC FACILITIES DISTRICT
- Chapter 16.50 — FP FLOOD PLAIN DISTRICT
- Chapter 16.52 — P PARKING DISTRICT
- Chapter 16.54 — H HISTORIC SITE DISTRICT
- Chapter 16.55 — AAGP ALLIED ARTS GUILD PRESERVATION DISTRICT
- Chapter 16.56 — X CONDITIONAL DEVELOPMENT DISTRICT
- Chapter 16.58 — SP-ECR/D EL CAMINO REAL/DOWNTOWN SPECIFIC PLAN
- Chapter 16.59 — LOTS
- Chapter 16.60 — ENCROACHMENTS AND BALCONIES
- Chapter 16.64 — FENCES, WALLS, TREES AND HEDGES[6 ]
- Chapter 16.65 — SOLAR ACCESS
- Chapter 16.66 — STREET IMPROVEMENTS AND DEDICATIONS
- Chapter 16.67 — DAYLIGHT PLANES[7 ]
- Chapter 16.68 — BUILDINGS
- Chapter 16.70 — SWIMMING POOLS
- Chapter 16.72 — OFF-STREET PARKING
- Chapter 16.74 — PARKING LOTS
- Chapter 16.76 — PUBLIC UTILITIES
- Chapter 16.77 — TWO (2) UNIT HOUSING DEVELOPMENTS
- Chapter 16.79 — ACCESSORY DWELLING UNITS[9 ]
- Chapter 16.80 — NONCONFORMING USES AND BUILDINGS
- Chapter 16.82 — PERMITS
- Chapter 16.83 — REASONABLE ACCOMMODATION
- Chapter 16.84 — PUBLIC HEARINGS
- Chapter 16.85 — NOTICES FOR SINGLE-FAMILY RESIDENTIAL DEVELOPM…
- Chapter 16.86 — APPEALS
- Chapter 16.88 — AMENDMENTS
- Chapter 16.90 — MAP—BOUNDARIES
- Chapter 16.92 — SIGNS—OUTDOOR ADVERTISING
- Chapter 16.93 — ANTENNAE
- Chapter 16.95 — RESIDENTIAL OVERLAY
- Chapter 16.96 — BELOW MARKET RATE HOUSING PROGRAM
- Chapter 16.97 — STATE DENSITY BONUS LAW
- Chapter 16.98 — AFFORDABLE HOUSING OVERLAY
- Chapter 16.99 — EMERGENCY SHELTER FOR THE HOMELESS OVERLAY