Fence Regulations in Mission Viejo, CA (2026)
5 verified fence regulations for Mission Viejo, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Height Limits
Mission Viejo caps residential fences, walls, and hedges at six feet on most of a parcel but drops that to 42 inches in front and street-side setbacks and within corner-lot sight triangles measured from the street curb.
Mission Viejo Fence Height Limits
Some RestrictionsMission Viejo Municipal Code Sec. 9.20.015(f)(1)-(2)
(1)On a corner parcel, no fence, wall, hedge, sign, or other structure, shrubbery, mounds of earth, or other visual obstruction over 42 inches in height above the nearest street curb elevation shall be erected, placed, planted, or allowed to grow within a traffic safety sight area. The foregoing provision shall not apply to public utility poles; trees trimmed (to the trunk) to a line at least 6...
Fence Permit Requirements
Mission Viejo only exempts fences six feet or shorter from a building permit. Anything taller triggers plan review and a permit from the building official under the city's amended Residential and Building Codes.
When Mission Viejo Requires a Fence Permit
Some RestrictionsMission Viejo Municipal Code Sec. 8.02.190 (amending CRC Sec. R105.2)
Sec. 8.02.190 - Section R105.2 work exempt from a permit amended. Section R105.2 Work exempt from a permit of Chapter 1 of the California Building Code is hereby amended by amending exemption 2 to read as follows: 2.Fences not over 6 feet (2134 mm) high.
Neighbor Fence Rules
When two adjoining Mission Viejo parcels sit at different elevations, the city measures a boundary fence's allowed height from the finished grade of the higher lot, not the lower one, so a shared fence can look taller from below.
Mission Viejo Boundary Fence Grade Rule
Light RestrictionsMission Viejo Municipal Code Sec. 9.20.015(f)(3), (11)
(3)When there is a difference in the ground level between two adjoining parcels, the height of any fence or wall constructed along the property line shall be determined by using the finished grade of the highest contiguous parcel. (4)Only one type of fence or wall design shall be permitted on any one parcel or development... (11)Fencing or walls are required between single-family dwellings or r...
Retaining Walls
Mission Viejo lets an excavation for a retaining wall's footing skip a separate grading permit if it is covered by a valid building permit, but that exemption stops once the unsupported excavation exceeds five feet. Sec. 8.10.300(a) of the Grading and Excavation Code sets the trigger and the director's inspection authority.
Retaining Wall Height & Grading Permit Rule
Some RestrictionsMission Viejo Municipal Code § 8.10.300(a)
(a)An excavation below finished grade for basements and footings of a building, mobile home, retaining wall, or other structure authorized by a valid building permit or construction permit. This shall not exempt any excavation having an unsupported height greater than five feet after the completion of such structure. This shall not prohibit a minimum fee grading permit or soil or geologic repor...
Material Restrictions
Electrified fencing and razor wire are banned citywide on Mission Viejo residential property, barbed wire needs the community development director's approval, and chain link is limited to tennis courts unless another law requires it.
Mission Viejo Fence Material Restrictions
Some RestrictionsMission Viejo Municipal Code Sec. 9.20.015(f)(8)-(10)
(8)The use of electrified fence or razor wire fence in conjunction with any fence, wall, or hedge, or by itself within any zone, is prohibited unless required by any law or regulation of the city, the state, or any agency thereof.(9)The use of barbed wire is prohibited unless approved by the director.(10)Chain link fencing is permitted only in conjunction with private or commercial tennis court...
Looking for Orange County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Mission Viejo city rules.
Fence Regulations in Orange County →