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Title 13 — Planning, Zoning and Development›Chapter II — ZONING DISTRICTS ESTABLISHED

§ 13-25. Uncertainty of boundaries.

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

Where uncertainty exists as to the boundaries of any zone shown on the zoning map, or any district map, the following rules shall apply:

  • (a) When boundaries of zones are approximately following street, alley or lot lines, such lines shall be construed as the boundaries.

  • (b) In the case of undivided properties, or property not yet subdivided, and a zone boundary divides the lot, the location of the zone boundary, unless indicated by dimensions, shall be determined by the use of the scale appearing on the zoning map.

  • (Ord. No. 97-11, § 2, 5-5-97)

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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
      Overview
      1. § 13-19. Purpose.
      2. § 13-20. Zoning districts.
      3. § 13-21. Overlay districts.
      4. § 13-22. Zoning district boundaries.
      5. § 13-23. Division of official zoning map.
      6. § 13-24. Changes in boundaries.
      7. § 13-25. Uncertainty of boundaries.
      8. § 13-26. Limitation of land use.
    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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