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Division IV — GENERAL PROVISIONS

Chapter 21.64 — HEIGHT MEASUREMENT AND EXCEPTIONS

La Mirada Zoning Code · 2026-06 edition · updated 2026-07-06 · La Mirada

21.64.010 Purpose .

This chapter establishes the method for measuring the height of structures in compliance with the height limits set forth in this title, and specifies exceptions to height limits.

(Ord. 612 Exhibit A (part), 2008).

21.64.020 Height measurement .

(a) Structure height shall be measured as the vertical distance between the lowest ground elevation or finished grade and the highest point of the subject building or structure. The highest point shall be the coping of a flat roof, deck line of a mansard roof, or peak of the highest gable of a pitch or hip roof, exclusive of vents, air conditioners, chimneys, and the like.

(b) For sloped lots or buildings with varied floor elevations, the height shall be measured as the vertical distance from the average level of the ground under the building to the top-most point of the roof. The average level of the ground is determined by adding the elevations of the lowest and highest points of the part of the lot covered by a building, and dividing by two.

(Ord. 612 Exhibit A (part), 2008).

21.64.030 Exceptions to height limits .

The following exceptions to height limits are allowed, provided compliance is achieved with all other applicable permit requirements and development standards of this title.

(1) Uninhabited architectural design features such as towers, spires, steeples, domes, and cupolas may exceed the specified height limit by a maximum of ten percent, subject to approval by the appropriate approving authority.

(2) Antennas, flagpoles, ventilators, chimneys, water tanks and utility structures, or other mechanical appurtenances may exceed the specified height limit by a maximum of twenty percent.

(3) Electrical transmission lines and towers are exempt from the provisions of this chapter.

(4) Additional height exceptions for wireless communications facilities are set forth in Chapter 21.46.

(Ord. 612 Exhibit A (part), 2008).

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Contents — La Mirada Zoning Code
La Mirada Zoning Code
  1. Chapter 21.02 — ZONING ENACTMENT
  2. Chapter 21.04 — PURPOSE AND SCOPE
  3. Chapter 21.06 — RELATIONSHIP TO OTHER PROVISIONS
  4. Chapter 21.08 — ZONING CODE APPLICABILITY
  5. Chapter 21.10 — ADMINISTRATIVE RESPONSIBILITY
  6. Chapter 21.12 — INTERPRETATION OF CODE
  7. Chapter 21.14 — ENFORCEMENT
  8. Chapter 21.15 — ABATEMENT OF NUISANCES
  9. Chapter 21.16 — ESTABLISHMENT OF ZONING DISTRICTS, ADOPTION OF…
  10. Chapter 21.18 — RESIDENTIAL ZONING DISTRICTS
  11. Chapter 21.20 — COMMERCIAL ZONING DISTRICTS
  12. Chapter 21.22 — INDUSTRIAL ZONING DISTRICT
  13. Chapter 21.24 — OPEN SPACE ZONING DISTRICT
  14. Chapter 21.26 — PLANNED UNIT DEVELOPMENT ZONING DISTRICT
  15. Chapter 21.30 — FARM ANIMAL OVERLAY ZONING DISTRICT
  16. Chapter 21.32 — FLOOD HAZARD OVERLAY ZONING DISTRICT
  17. Chapter 21.34 — MOBILE HOME PARK OVERLAY ZONING DISTRICT
  18. Chapter 21.36 — OIL DRILLING OVERLAY ZONING DISTRICT
  19. Chapter 21.37 — MIXED USE OVERLAY (MUO) ZONING DISTRICT
  20. Chapter 21.38 — SPECIAL HOUSING OVERLAY (SHO) ZONING DISTRICT
  21. Chapter 21.39 — EMERGENCY SHELTER OVERLAY (ESO) ZONING DISTRICT
  22. Chapter 21.41 — SMALL LOT OWNERSHIP UNITS
  23. Chapter 21.42 — ACCESSORY USES
  24. Chapter 21.43 — SINGLE ROOM OCCUPANCY
  25. Chapter 21.44 — ADULT ENTERTAINMENT BUSINESSES
  26. Chapter 21.45 — CHECK CASHING ESTABLISHMENTS
  27. Chapter 21.46 — RADIO AND TELEVISION ANTENNAS AND WIRELESS TEL…
  28. Division I — REGULATION OF ANTENNA AND TELECOMMUNICATIONS FACI…
  29. Division II — REGULATION OF WIRELESS ANTENNA FACILITIES
  30. Division III — REGULATION OF AMATEUR RADIO STATION ANTENNAS
  31. Division IV — GENERAL PROVISIONS
    Overview
    1. Chapter 21.48 — COMMERCIAL CANNABIS USES AND CULTIVATION
    2. Chapter 21.49 — DENSITY BONUS
    3. Chapter 21.50 — RECYCLING FACILITIES
    4. Chapter 21.52 — TRANSITIONAL AND SUPPORTIVE HOUSING
    5. Chapter 21.53 — RESIDENTIAL DEVELOPMENT ON HIGHER EDUCATION- O…
    6. Chapter 21.54 — ACCESSORY DWELLING UNITS
    7. Chapter 21.56 — SHORT-TERM RENTALS
    8. Chapter 21.57 — RESIDENTIAL CARE FACILITIES
    9. Chapter 21.58 — LOW-BARRIER NAVIGATION CENTERS
    10. Chapter 21.60 — ACCESSORY STRUCTURES
    11. Chapter 21.62 — FENCES AND WALLS
    12. Chapter 21.64 — HEIGHT MEASUREMENT AND EXCEPTIONS
    13. Chapter 21.66 — LANDSCAPING
    14. Chapter 21.68 — PARKING AND LOADING
    15. Chapter 21.70 — PERFORMANCE STANDARDS
    16. Chapter 21.72 — PROPERTY MAINTENANCE
    17. Chapter 21.76 — SIGNS
    18. Chapter 21.78 — YARD REQUIREMENTS AND EXCEPTIONS
    19. Chapter 21.80 — GENERAL PERMIT PROVISIONS
    20. Chapter 21.82 — APPROVING AUTHORITY
    21. Chapter 21.84 — GENERAL APPLICATION PROCESSING PROCEDURES
    22. Chapter 21.86 — NOTICES AND HEARINGS
    23. Chapter 21.88 — APPEALS
    24. Chapter 21.90 — PERMIT IMPLEMENTATION, TIME LIMITS, AND EXTENS…
    25. Chapter 21.92 — PERMIT MODIFICATION AND REVOCATION
    26. Chapter 21.94 — ZONING ORDINANCE INTERPRETATION (EXCLUDES USE …
    27. Chapter 21.96 — ZONING CLEARANCE/PLAN CHECK
    28. Chapter 21.98 — HOME OCCUPATION PERMIT
    29. Chapter 21.100 — TEMPORARY USE PERMIT
    30. Chapter 21.102 — ADMINISTRATIVE ADJUSTMENT
    31. Chapter 21.103 — LARGE FAMILY DAY CARE PERMIT (LDC)
    32. Chapter 21.104 — TEMPORARY SIGN PERMIT
    33. Chapter 21.106 — ZONING ORDINANCE USE INTERPRETATION
    34. Chapter 21.108 — VARIANCE
    35. Chapter 21.110 — CONDITIONAL USE PERMIT
    36. Chapter 21.112 — CERTIFICATE OF COMPATIBILITY
    37. Chapter 21.114 — SITE PLAN REVIEW
    38. Chapter 21.116 — PLANNED UNIT DEVELOPMENT
    39. Chapter 21.117 — PRELIMINARY REVIEW OF HOUSING DEVELOPMENT
    40. Chapter 21.118 — SPECIFIC PLAN
    41. Chapter 21.120 — ZONING ORDINANCE TEXT/MAP AMENDMENT
    42. Chapter 21.122 — GENERAL PLAN TEXT/MAP AMENDMENT
    43. Chapter 21.124 — DEVELOPMENT AGREEMENT
    44. Chapter 21.126 — REASONABLE ACCOMMODATION
    45. Chapter 21.128 — AFFORDABLE HOUSING IMPLEMENTATION PLAN
    46. Chapter 21.130 — GENERAL NONCONFORMING PROVISIONS
  32. Division V — Abatement/Extension of Nonconforming Uses/Structu…
  33. Division VI — Miscellaneous Nonconforming Provisions
  34. Division I — GENERAL NONCONFORMING PROVISIONS
  35. Division II — NONCONFORMING LOTS
  36. Division III — NONCONFORMING STRUCTURES
  37. Division IV — NONCONFORMING USE
  38. Division V — ABATEMENT/EXTENSION OF NONCONFORMING USES/STRUCTU…
  39. Division VI — MISCELLANEOUS NONCONFORMING PROVISIONS

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