Fence Regulations in Aurora, CO (2026)
4 verified fence regulations for Aurora, Colorado, sourced directly from the municipal code and official government pages.
Verified from official government sources
Height Limits
Aurora's Unified Development Ordinance caps residential front-yard fences at 42 inches and side/rear fences at six feet (eight feet along arterial or collector streets), and requires a Fence Permit for fences needing a building permit.
Aurora, CO Fence Height and Setback Rules
Some RestrictionsAurora Unified Development Ordinance § 146-4.7.9.L, Table 4.7-4
Front Yards — Height: Maximum 42 inches. Setback: Fence – 18 inches minimum from back of sidewalk, unless larger setback required by another provision of this UDO. ... Side Yards ... Height: Maximum six feet; except fences along arterial or collector streets may be up to eight feet. Setback: Four feet minimum from back of sidewalk, if replacing an existing fence.
Fence Permit Requirements
Aurora, Colorado requires a Fence Permit under UDO Section 146-5.4.3.H only when a building permit applies to the fence; City Code exempts fences 7 feet or under, so most residential fences need no permit at all.
Aurora, Colorado Fence Permit Rules
Some RestrictionsAurora Unified Development Ordinance § 146-5.4.3.H (Fence Permit), current through Ord. 2026-03 (Feb. 23, 2026); see also Aurora City Code § 22-135 (Work exempt from permit), current through Ord. 2026-17 (May 18, 2026)
H. Fence Permit. All applicable provisions of Section 146-5.3 (Common Procedures) apply unless specifically modified by the provisions of this Section 146-5.4.3.H. 1. Applicability. This Section applies to all applications to construct or modify a fence or wall for which a building permit is required by the City. ... 3. Criteria for Approval. The application shall be approved if the application...
Retaining Walls
In Aurora, Colorado, retaining walls over four feet must be engineered by a professional and approved by the city before construction; residential walls also face UDO height caps of 30 to 48 inches by location.
Aurora, CO Retaining Wall Height Rules
Some RestrictionsAurora City Code § 22-539(d)
(d) Retaining walls. All retaining walls shall be designed in accordance with the IBC and with good engineering practices. Walls higher than four feet shall be designed by a professional engineer, and plans submitted to the city for approval before construction.
Material Restrictions
Aurora prohibits barbed wire, razor wire, and electrified fences in residential districts. Approved residential materials include wood, vinyl, wrought iron, composite, and masonry. Temporary chain-link and orange plastic fencing allowed only for construction.
Aurora Fence Material Restrictions
Some RestrictionsC.R.S. § 35-46-101 (Lawful Fence - Definitions)
35-46-101. Definitions. As used in this article, unless the context otherwise requires: (1) "Lawful fence" is a well-constructed three barbed wire fence with substantial posts set at a distance of approximately twenty feet apart, and sufficient to turn ordinary horses and cattle, with all gates equally as good as the fence, or any other fence of like efficiency. Railroad right-of-w...
Looking for Arapahoe County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Aurora city rules.
Fence Regulations in Arapahoe County →