Accessory Structures in Overland Park, KS (2026)
3 verified accessory structures rules for Overland Park, Kansas, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Overland Park allows accessory dwelling units only within land zoned PRN, Planned Residential Neighborhood District. City code caps each lot at one ADU, sets a 400 square foot minimum size, and limits the unit to half the primary home's square footage.
Overland Park ADUs Limited to PRN District
Significant RestrictionsOverland Park Municipal Code § 18.245.050(I)
I. Accessory dwelling units shall be limited as follows: 1. Only 1 accessory dwelling unit is permitted per lot and shall be a minimum of 400 square feet in size. 2. Accessory dwelling units shall be limited to a maximum 50% of the primary dwelling unit square footage.
Shed & Carport Rules
Detached sheds and accessory buildings in Overland Park must sit in the rear yard, at least 3 feet from interior lot lines and 20 feet from any street right-of-way. Coverage in the rear yard is capped at 30% and only 2 detached accessory buildings are allowed per residence.
Overland Park Shed Setback and Permit Rules
Some RestrictionsOverland Park Municipal Code § 18.180.070(A)
Detached accessory buildings shall not be located in any required front or side yard setback area, but may be located in the rear yard setback area provided that no such building may be closer than 3 feet to any interior property line, closer than 20 feet from any street right-of-way line, or in front of any building setback line. The ground area of all detached accessory buildings in the rear ...
Tiny Homes
Overland Park sets a hard minimum of 864 square feet of livable floor area for any single-family dwelling, and the Planning Commission assigns each subdivision a minimum size class as high as 2,600 square feet. The IRC tiny house appendix is not adopted.
864 square foot floor, and no tiny house appendix
Heavy RestrictionsOverland Park Municipal Code § 18.460.360
Each single-family dwelling or residence hereafter located or constructed within the City which is situated upon land not previously classified and designated as to minimum floor area for single-family dwelling purposes shall contain a minimum floor area of 864 square feet.
Looking for Johnson County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Overland Park city rules.
Accessory Structures in Johnson County →