Olathe Zoning & Land Use Guide
Notable local initiatives in Olathe
Named ordinances, statutes, and reforms specific to Olathe — each linked to an official source you can verify directly.
Unified Development Ordinance (Title 18)(2014)
Olathe adopted a Unified Development Ordinance as Title 18 of the Municipal Code in 2014, consolidating zoning and subdivision platting into one regulatory document. Title 18 mixes use-based and form-based standards and has been amended numerous times since (e.g., Ordinance 22-22 on May 3, 2022).
Source · olathe.municipal.codesFloating Transit-Oriented Development (TOD) District
The Olathe UDO includes a floating TOD district that can be applied to parcels within a half-mile of a bus rapid transit (BRT) or commuter-rail station within a designated TOD area or transit corridor in the comprehensive plan. The TOD district envisions pedestrian-oriented 'complete neighborhoods' with mixed housing types, retail, parks, libraries, and schools.
Source · olathe.municipal.codesElevate Olathe Comprehensive Plan (2026)(2026)
The Elevate Olathe Comprehensive Plan was adopted by the Olathe City Council in April 2026 — the city's first new comprehensive plan in nearly 15 years. It guides growth and development citywide and encourages a mix of housing types along major corridors such as K-7 and 119th Street. The plan's maps, goals, and policies become the basis for future UDO amendments.
Source · olathe-ks-comprehensive-plan-hlplanning.hub.arcgis.comOlathe R-1 Single-Family District (UDO 18.20.070)
The R-1 (Residential Single-Family) district in UDO 18.20.070 is Olathe's predominant residential zone. It sets minimum lot size, setbacks, height, and accessory-use standards for single-family detached housing across most of the city.
Source · olathe.municipal.codesKansas Cities Zoning Enabling Statute (K.S.A. 12-741 et seq.)
Olathe exercises zoning authority under K.S.A. 12-741 et seq., the Kansas statute authorizing cities and counties to adopt zoning regulations. Kansas has no statewide ADU mandate or preemption, so any ADU rules are set locally by Olathe's UDO.
Source · kslegislature.gov
Key Zoning Facts
Regulatory Layers That Apply in Olathe
Your property is subject to ALL of these regulatory layers. Each one can impose additional requirements beyond the others.
Federal
- FEMA Flood Zones: Applicable
- View FEMA Flood Map
State — Kansas
- Building Code: No mandatory statewide code; locally adopted 2018 IBC
County — Johnson County
- Role: Property records, tax assessment, unincorporated area planning
City / Municipal
The city's zoning ordinance, building codes, and local permits form the primary layer of land-use regulation for your property.
Overlay Districts
No overlay districts identified.
Private Restrictions
- HOA / CC&Rs common: Yes
- Check HOA CC&Rs for additional restrictions.
Primary Zoning Districts
- Min Lot
- 8,500 sq ft
- Max Height
- 35 ft
- Front Setback
- 25 ft
- Side Setback
- 7.5 ft
- Rear Setback
- 25 ft
- Min Lot
- 6,000 sq ft
- Max Height
- 45 ft
- Front Setback
- 25 ft
- Side Setback
- 10 ft
- Rear Setback
- 25 ft
- Min Lot
- None
- Max Height
- 45 ft
- Front Setback
- 25 ft
- Side Setback
- 0 ft
- Rear Setback
- 0 ft
ADU Rules in Olathe
- Max Size
- 800 sq ft
- Max Height
- 25 ft
- Rear Setback
- 5 ft
- Side Setback
- 5 ft
- Parking
- 1 off-street space required
- Owner Occupancy
- Owner must occupy primary or accessory unit
- Permit Timeline
- 4-8 weeks
Permit Costs & Timelines
Permit Costs & Timelines
Specific permit fee schedules for Olathe are available from the local planning department. Fees vary based on project type, scope, and valuation.
Check Olathe permit fees →Official Sources
City-specific