ADU Permit Requirements in City of Eureka, KS
Eureka is a small Kansas city (~2,400 population) and the seat of Greenwood County. The city has NO dedicated building department; permits are handled informally through City Hall via the Code Enforcement Officer (Steven French) and Community Enforcement Manager (Cindy Wolfsbauer), both reachable at (620) 583-6140. Public Works Director Chris Mitchell at (620) 750-0163. The city has adopted a Building Code by reference under Chapter IV, Article 2 of the City Code (last updated June 12, 2010), but the specific IRC/IBC edition is NOT published online; the physical code book is maintained at City Hall and must be reviewed in person. Residents should call (620) 583-6140 to confirm code edition, current fees, and which projects need permits before starting work. Greenwood County does NOT have a building department; the county handles zoning only via the Greenwood County Zoning Board at (316) 633-2522, located at the courthouse 311 N Main St, Eureka KS 67045. For unincorporated parcels at a 67045 address outside city limits, there is no county building permit; only county zoning review applies. Kansas has NO state contractor licensing — neither the city nor the county is known to require local contractor registration, but verify with City Hall before any contractor work. IECC Climate Zone 4A; frost depth typically 30-36 inches in south-central Kansas. Eureka Lake (city reservoir) and the Fall River are nearby; floodplain development requires a separate floodplain permit per Chapter XVI Article 4 of the City Code. Greenwood County is active in oil and gas production; KCC state setbacks apply (165-foot minimum for shallow wells in eastern KS counties).
By Joey, Founder · Last verified April 25, 2026 · How we research →
When you need a ADU permit in City of Eureka
A new accessory dwelling unit (ADU) or in-law suite is treated as a residential addition or new residence, requiring a building permit plus trade permits. City zoning must allow a second dwelling on the parcel; confirm with City Hall at (620) 583-6140 before designing. If on private septic, Kansas Department of Health and Environment review required.
ADU Permit Costs: City of Eureka vs. Nearby
| City | Estimated Fee |
|---|---|
| City of Eureka | N/A |
| Wichita | $350 – $3,500 |
| Overland Park | $350 – $3,500 |
| Kansas City | $350 – $3,500 |
Fees shown are estimates based on local building code data. Actual fees may vary based on project scope and valuation. See all City of Eureka permit costs →
Zoning Considerations
ADU regulations vary dramatically by state and city. Many states (CA, OR, WA) have preemption laws that override local zoning restrictions. Check both state law and local zoning before designing.
Estimated Project Timeline in City of Eureka
Here's a typical timeline for a adu project in City of Eureka, KS:
Timeline is based on City of Eureka's typical about 4 weeks permit processing time. Actual timelines vary by project complexity, completeness of application, and current department workload.
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Frequently Asked Questions
Contact City of Eureka's building department for current ADU permit fee information. Fees typically vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller ADU projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in City of Eureka can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for ADU permits in City of Eureka is about 4 weeks. More complex projects may take longer if plan review is required.
Learn More About ADU Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read ADU Guide →