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Title 13 — Planning, Zoning and DevelopmentChapter V — DEVELOPMENT STANDARDSArticle 3 — Commercial Districts

§ 13-44. Development standards.

Costa Mesa Zoning Code · 2026-06 edition · updated 2026-07-25 · Costa Mesa

Table 13-44 identifies development standards for the various commercial zones. See also Article 9, General Site Improvement Standards of this chapter for additional requirements.

TABLE 13-44
COMMERCIAL PROPERTY DEVELOPMENT STANDARDS
DEVELOPMENT
STANDARDS
P AP CL C1 C2 C1-S TC
Minimum Lot Area for
newly created lots
6,000 square feet 12,000 square feet 5 acres See Master
Plan
Minimum Lot Width for
newly subdivided lots
120 feet
Note: All newly subdivided lots shall have frontage
on a dedicated street equal to, or in excess of, the
required minimum lot width.
120 feet
Note: All newly subdivided lots shall have
frontage on a dedicated street equal to, or in
excess of, the required minimum lot width.
None
TABLE 13-44
COMMERCIAL PROPERTY DEVELOPMENT STANDARDS
DEVELOPMENT
STANDARDS
P AP CL C1 C2 C1-S TC
Minimum Lot Width Interior Lot: 50 feet Corner Lot: 60 feet 60 feet None
Maximum Floor Area Ratio Refer to
CHAPTER V, ARTICLE 8, FLOOR AREA RATIOS.
Maximum
Building/Structure Height
2 stories/30 feet
(except a 5% increase is allowed if necessary to scr
een existing roof-mounted equipment) None
SETBACKS FOR MAIN BUILDINGS AND ACCESSORY BUILDINGS AND STRUCTURES (Minimum distances given, unless otherwise noted. All
setbacks from streets are measured from the ultimate property line shown on the master plan of highways.)
Front 20 feet
Side (Interior) 15 feet on one side and 0 feet on the other side.
Exception: If the side property line is adjacent to a residential zone, all buildings shall maintain a side
setback from the residential property line of 2 times the building height at all locations.
None
Rear (Interior) 0 feet
Exception: If the rear property line is adjacent to a residential zone, all buildings shall maintain a rear
setback from the residential property line of 2 times the building height at all locations.
None
Side or Rear abutting a
public street
20 feet for secondary, primary or major streets per the master plan of highways. 15 feet for all other
streets.
20 feet—see
also
subsections 13-
45(f) and (g).
PROJECTIONS (Maximum depth of projections given)
Roof or Eaves overhang;
Awning
2 feet 6 inches into required side setback. 5 feet into required front or rear setback. None
Open, unenclosed
Stairways.
2 feet 6 inches into required setback area. None
PARKING (See CHAPTER VI)
LANDSCAPING (See CHAPTER VII)
SIGNS (See CHAPTER VIII)
ADDITIONAL DEVELOPMENT STANDARDS
Planned Signing Program Not required Required (see CHAPTER VIII,
SIGNS)
Master Plan Not required Required: The fnal review
authority is the Planning
Commission (see CHAPTER III,
PLANNING APPLICATIONS)
Uses Underroof All uses shall be conducted underroof except as allowed by a minor conditional use permit or as permitted elsewhere in
this Zoning Code. Exception: Sidewalk and parking lot sales may be allowed for a maximum of 4 sales per fscal year
with a maximum length of 3 days per sale and subject to obtaining a business permit.
Outdoor Storage
(incidental to the main
use)
Permitted when: Storage does not interfere with required parking or vehicular access; storage is not in required setback
area abutting a public right-of-way; storage does not decrease required landscaping; storage is completely screened
from view from street or adjacent properties; storage complies with all applicable codes and regulations including, but
not limited to, the Uniform Fire Code. Storage not meeting these criteria requires approval of a minor conditional use
permit.
Shipping containers that comply with setback requirements for structures, foor area ratio standards, parking
requirements, are placed on a permanent foundation and used for storage purposes only, may be permitted with a
building permit.

(Ord. No. 97-11, § 2, 5-5-97; Ord. No. 98-5, § 11, 3-2-98; Ord. No. 02-4, § 1d, 3-18-02; Ord. No. 02-9, § 1c, 7-1-02; Ord. No. 05-2, § 1g., 2-22-05; Ord. No. 21-20, § 1, 12-7-21)

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Contents — Costa Mesa Zoning Code
Costa Mesa Zoning Code
  1. Title 13 — Planning, Zoning and Development
    Overview
    1. Chapter I — IN GENERAL
    2. Chapter II — ZONING DISTRICTS ESTABLISHED
    3. Chapter III — PLANNING APPLICATIONS
    4. Chapter IV — CITYWIDE LAND USE MATRIX
    5. Chapter V — DEVELOPMENT STANDARDS
    6. Chapter VII — LANDSCAPING STANDARDS
    7. Chapter VIII — SIGNS
    8. Chapter IX — SPECIAL LAND USE REGULATIONS
    9. Chapter X — NONCONFORMING USES, DEVELOPMENTS AND LOTS
    10. Chapter XI — SUBDIVISIONS
    11. Chapter XII — SPECIAL FEE ASSESSMENTS
    12. Chapter XIII — NOISE CONTROL
    13. Chapter XIV — OIL DRILLING
    14. Chapter XV — GROUP HOMES
    15. Chapter XVII — AFFORDABLE HOUSING ORDINANCE

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