3 county-level rules, plus city-specific rules for 1 city in Allen County, Indiana.
Verified from official government sources
In Allen County's R1 Single Family district, a home must sit at least 25 feet from the front lot line and 25 feet from the rear. Interior side yards are 5 feet (public sewer) or 15 feet (private septic); accessory structures 3 feet.
Allen County Zoning Ordinance, Title 3, R1 Single Family Residential Development Standards
Front yard: Platted lot 25' (or platted building line setback, whichever is greater)... Side yard Interior lot: Public sewer 5'; Private sewage disposal 15'... Rear yard Primary building 25' (50' if adjacent to an arterial or collector street).
In Allen County's R1 Single Family district, a primary building may be up to 40 feet tall and an accessory building up to 25 feet. Height limits vary by zoning district and are set in the county Zoning Ordinance.
Allen County Zoning Ordinance, Title 3, R1 Single Family Residential Development Standards (Height maximum)
Height (maximum): Accessory building 25'; Primary building 40'.
Allen County's Zoning Ordinance defines lot coverage as the portion of a lot covered by buildings but does not set a numeric maximum coverage percentage for single-family residential lots. Buildable area is controlled through yard setbacks and minimum lot size instead.
Allen County Zoning Ordinance, Title 3 (Definitions - Lot Coverage)
Lot Coverage: That portion of a lot that is covered by buildings.
1 cities in Allen County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.
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Allen County Ordinance Hub →