West Allis, WI Building Setbacks & Zoning: Setback Rules (2026)
Key Facts
- RA-1 front setback
- 30 feet minimum
- RA-1 rear setback
- 25 feet minimum
- RA-1 side setback
- 8 feet minimum
- RA-3 side setback
- 3 feet minimum
Summary
West Allis sets minimum yard setbacks by zoning district, RA-1 requires 30 feet front, 25 feet rear, and 8 feet side, under the § 19.41 Building Size and Location table.
Front Setback (minimum): RA-1 30' RA-2 25' RA-3 20' RB 10'. Rear Setback (minimum): RA-1 25' RA-2 25' RA-3 10' RB 10'. Side Setback (minimum): RA-1 8' RA-2 5' RA-3 3' RB 3'.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: ?).
Full Breakdown
§ 19.41's dimensional table fixes minimum setbacks for each residential district: RA-1 requires a 30-foot front yard, 25-foot rear yard, and 8-foot side yard; RA-2 requires 25 feet front, 25 feet rear, and 5 feet side; RA-3 requires 20 feet front, 10 feet rear, and 3 feet side; and RB requires 10 feet on all three yards. A footnote fixes the minimum at 10 feet wherever a lot abuts a conforming 1- or 2-unit dwelling in commercial or industrial districts. Residential accessory buildings are covered separately under § 19.42.
Violations & Fines
Building inside the required yard without approval violates § 19.41 and § 19.12, carrying a $25 to $500 forfeiture per offense, plus injunction, abatement, or removal action by the City.
Frequently Asked Questions
How far back must a house sit from the front lot line in West Allis?
What's the minimum side yard in West Allis's densest residential district?
Sources & Official References
Other rules in West Allis
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Setback Rules in Nearby Cities
How other cities in Milwaukee County handle setback rules.