Duluth UDC § 304.02

a. Maximum Height Limitations. No wall or fence shall exceed 8 feet in height within a side yard or rear yard. No wall or fence shall exceed 4 feet in height within a front yard. b. Retaining Walls. 1. Retaining walls shall be constructed of interlocking masonry block, brick or other decorative material as approved by the Planning and Development Director. 2. Timber walls are prohibited. 3. Walls shall meet all City design standards and must be included in site development plans. 4. All walls exceeding 3’11” in height shall require a separate review and permit. 97 | P a g e Article Three. Restrictions on Particular Uses c. Design Standards for Decorative Fences. Fences within the required front yard must meet the following specifications and conditions: 1. The maximum height shall be 4 feet within a front yard or 8 feet in height in the balance of the yard. The Director of Planning can grant an administrative exception allowing for up to a 5 feet high decorative fence within the required front yard. (Note: No fence shall be allowed to obstruct site distances at any time. If there is any site distance obstruction due to fence height, said fence shall be pushed back toward the principal structure until said site distance is no longer obstructed). 2. Fence shall be constructed with natural wood, simulated wood, brick columns or decorative ornamental iron only. 3. The distance between the pickets must be a minimum of 2 inches. 4. The color of the fence must be natural wood colors, neutral colors such as white, beige, ivory, cream off-white, or black, dark green wrought iron or the same color as the facade of the principal structure on the property. 5. Solid panel or privacy fences are not allowed within the required front yard. 6. Electric fencing is prohibited, with the exception that invisible fencing used to contain domestic animals on the property is allowed. d. All fences shall be maintained in a structurally sound condition, in good repair, and free from loose, Illustrative Examples of 3-Feet High Decorative Fences missing, or rotting materials. If painted, the paint on such fences shall be maintained without peeling, chipping, or fading. Fences shall be kept clean and free of visible mold, mildew, or algae growths.