Boone County, MO Building Setbacks & Zoning: Setback Rules (2026)
Key Facts
- A-1/A-2 front yard
- 50 feet
- A-1/A-2 side yard
- 15 feet
- Residential districts
- 25 ft front / 20 ft rear
- Commercial districts
- 10 ft front / 20 ft rear
- Industrial districts
- 25 ft front / 25 ft rear
Summary
Boone County's zoning ordinance sets minimum front, rear and side yard setbacks by district, ranging from 50-foot front yards in the A-1/A-2 Agriculture districts down to 10 feet in commercial zones.
The following minimum yards for non-farm uses, measured in feet, shall be provided within the districts indicated below:
District Front Rear Side Minimum
A-1, A-2 50 50 15
A-R 25 20 5
R-S, R-D
R-M 25 20 5
REC 10 20 6
C-O, C-N,
C-G, C-GP 10 20 6
M-L, M-G,
M-LP 25 25 6
B. Additional Requirements
The following additional yard requirements must also be observed:
(1) On lots fronting on two non-intersecting streets, front yard setbacks shall apply on both streets.
(2) On corner lots front yard setbacks will apply on both streets. On corner lots that were lots of record on December 27, 1973, the buildable width cannot be reduced to less than 28 feet, except that there shall be a yard along the side street side of such a lot of at least five (5) feet.
(3) In the Commercial and Industrial Districts there may be more than one building on a lot provided that the required yards are maintained around the group of buildings.
59 BOONE COUNTY ZONING REGULATIONS, BOONE COUNTY, MISSOURI SECTION 10
(4) There may be two or more related multi-family, hotel, motel or institutional
Official source re-checked September 7, 2026: the cited page had not changed since it was quoted.
Full Breakdown
Section 10 of the zoning ordinance requires a 50-foot front and rear setback with a 15-foot side yard in the A-1 and A-2 Agriculture Districts, tightening to 25/20/5 feet in the A-R, R-S, R-D and R-M residential districts, 10/20/6 feet in the commercial districts, and 25/25/6 feet in the M-L, M-G and M-LP industrial districts.
Violations & Fines
Building closer to a property line than the district's minimum yard depth without an approved variance is a zoning violation enforced by the Planning Department.
Frequently Asked Questions
How far must a house sit from the front property line in Boone County's A-1 district?
Are setbacks smaller in commercial zones?
Sources & Official References
Other rules in Boone County
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