Building Setbacks & Zoning in Linn County, IA (2026)

3 county-level rules, plus city-specific rules for 1 city in Linn County, Iowa.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Linn County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Setback Rules

Linn County's Agricultural District, the county's default rural zoning, requires a 50-foot front yard, 50-foot corner side yard, 35-foot rear yard, and 10-foot side yard for principal structures.

Linn County yard setback minimums

Some Restrictions

Linn County Code § 107-132(e)(3)

(3)Minimum setbacks from property or road right-of-way lines for all principal structures: a.Front yard, 50 feet. b.Side yard, ten feet. c.Corner side yard, 50 feet. d.Rear yard, 35 feet. (4)Maximum height for all principal structures except agricultural buildings, utilities and communication or wind towers: 45 feet. (5)Minimum setbacks from property or road right-of-way lines for all acc...

Full ordinance details →Official source ↗

Structure Height Limits

Unincorporated Linn County caps residential structures at 35 feet in the RR3 Rural Residential district, with taller allowances only for utilities and communication or wind towers.

Linn County residential height limit

Some Restrictions

Linn County Code § 107-134(e)(4)

Maximum height for all principal structures except utilities and communication or wind towers: 35 feet.

Full ordinance details →Official source ↗

Lot Coverage Limits

Detached garages, sheds, and other accessory structures on Linn County lots up to half an acre are capped at 15% lot coverage; larger lots up to 3 acres get 10% or 3,200 square feet, whichever is more.

Linn County Accessory Structure Lot Coverage

Some Restrictions

Linn County Code § 107-94(c)(2)(a); Table 107-94

Detached structures in the following zoning districts shall not exceed the size limitations/maximum lot coverage allowances shown in Table 107-94(c)(2): RR1 rural residential one-acre, RR2 rural residential two-acre, RR3 rural residential three-acre, USR urban services residential, USR-MF urban services residential multi-family, VR village residential and VM village mixed-use zoning districts. ...

Full ordinance details →Official source ↗

Building Setbacks & Zoning by City in Linn County

1 cities in Linn County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.

Cedar RapidsPop. 137,710

2 verified rules • Lot Coverage Limits, Structure Height Limits

All Linn County ordinances

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