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Division IV — GENERAL PROVISIONS

Chapter 21.78 — YARD REQUIREMENTS AND EXCEPTIONS

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

21.78.010 Purpose

This chapter establishes standards for setback measurement, required yard areas, and permitted encroachments. These provisions, in conjunction with other applicable provisions of this title, are intended to ensure open areas around primary structures; maintain clear visibility for traffic safety and pedestrian access; buffer incompatible land uses; and establish natural and visual light and air space for privacy, landscaping, and recreation. (Ord. 612 Exhibit A (part), 2008).

21.78.020 Required yard areas by zoning district .

The required yard area (front, interior side, street side, and/or rear) of a lot is the horizontal area between the property line and the minimum setback distance required for the specific zoning district in question. Except as otherwise specified in this title, required yard areas shall be kept free of buildings and structures. (Ord. 612 Exhibit A (part), 2008).

21.78.030 Setback measurements .

(a) General. Except as otherwise specified in this section, all setback distances shall be measured at right angles from the designated property line, and the setback line shall be drawn parallel to the designated property line at the required setback distance.

(b) Front Yard Setbacks. The front yard setback is a line parallel to the front property line abutting the street, at a minimum distance measured at right angles from the front property line, except as follows:

(1) Corner Lots. The front yard setback shall be measured from the street right-of-way toward which the primary entrance of the main building is directed. Upon approval of a Zoning Clearance Application pursuant to Chapter 21.96, an alternate street right-of-way may be utilized to measure the front yard setback. Approval of the application shall be subject to the following conditions:

(A) The application shall be executed by the property owner(s) of record.

(B) The application submittal shall include three copies of a fully dimensioned and detailed site plan.

(C) The approval to use an alternate street right-of-way to measure the front yard setback shall not create a non-con forming condition. When legal non-conforming conditions exist, the approval to use an alternate street rightof-way may be approved if it is determined that it will reduce the more intensive legal nonconformity. Figure 21.78.030

Front Yard Setbacks

(2) Flag lots. Regardless of the orientation of the main building, the measurement shall be taken from a parallel line established where the access strip meets the buildable area of the parcel closest to the public street or right-ofway.

(3) A building on a lot between two lots on which existing buildings extend into the required front yard may have a front yard setback that is not less in depth than the average of that provided on the adjacent lots.

(c) Rear Yard Setbacks. The rear yard setback is a line parallel to the rear property line, at a minimum distance measured at right angles from the rear property line, which extends between the side yards, except as follows (see

Figure 21.78.030.C):

(1) The rear yard setback on the street side of a double frontage lot is a line parallel to the rear property line abutting the street. However, if an access easement or street right-of-way line extends into or through a rear yard, the minimum rear yard setback distance shall be measured at right angles from the access easement or right-of-way line. (2) Where the side lot lines converge to a point with two or three lines, the rear yard setback shall be measured from an imaginary line drawn parallel to the front property line from a distance of five feet from the point at which the lines converge.

(3) In the event five or more lines bound a lot, only the two interior lines that intersect a street shall be deemed side lot lines. All other interior lines shall be deemed rear lot lines, with setback measurement representing the converging boundaries of parallel lines drawn from each of the rear lot lines. Figure 21.78.030.C

Rear Yard Setbacks

(Ord. 710 , § 11, 2019; Ord . 612 Exhibit A (part), 2008).

21.78.040 Allowed encroachments and projections into required yards .

Table 21.78.040 identifies structures and architectural features attached to the main building that may project into required yards.

Table 21.78.040

Permitted Projections and Encroachments of Attached Structures into Required Yard Areas

Table 21.78.040 identifies structures and architectural features attached to the main building that may project into
required yards.
Table 21.78.040
Permitted Projections and Encroachments of Attached Structures into Required Yard Areas
Architectural Feature Permitted Encroachment Distance into Required Yard
Front Yard Side Yard Rear Yard
Fireplaces, bay windows, porches, pergolas, awnings,
trellis and decks and patios higher than 30 inches
above grade
2 ft.1
Canopies, cornices, eaves, canopies, and roof
overhangs
2 ft.1
Uncovered porches or stairways, fire escapes or
landing places higher than 30 inches above grade
6 ft.1 Up to 3 ft. from property line 6 ft.1

Notes:

  1. The combined length of all such features shall not account for more than 25 percent of the length of the wall surface on which the features are located.

(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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