Unincorporated Marshall County, Kansas appears not to require a county building permit for an ordinary home, but confirm your project with the County Clerk12. Countywide zoning remains unconfirmed, while Marysville regulates the city and its extraterritorial area and Blue Rapids publishes its own zoning rules and permit form34. Septic systems are administered locally under Marshall County's sanitary code5.
At a glance
- Building permit
- Appears not required in unincorporated areas; confirm with the County Clerk1
- Zoning
- Countywide rules unconfirmed; Marysville and Blue Rapids have local zoning34
- Septic (OSSF) permit
- Permitted under the county's 2011 Sanitary Code5
- Septic permit review time
- Decided within 30 days of a complete application6
- Owner-builder exemption
- Unknown — not published for Marshall County7
- RV / tiny home living
- Not confirmed; municipal zoning may apply in or near a city34
- Property tax
- About 1.3% effective rate; median bill $1,529/yr89
Who to call
Also useful
Marshall County Clerk's Office
Issues various county licenses and permits and is the general point of contact for anything not handled by a specific department, since Marshall County has no building or zoning office
1201 Broadway, Marysville, KS 66508
Roads & driveways
Marshall County Road & Bridge Department
Maintains the county road system (excluding township and state roads) from shops in the county's three voting districts
1191 12th Road, Marysville, KS 66508
Septic permits
Marshall County Health Department
County health department; the practical first call for onsite wastewater (septic) questions in Marshall County
600 Broadway St., Marysville, KS
Septic permits
Marshall County Environmental/Sanitary Code Administrative Agency (Board of County Commissioners)
Administers permits and licenses required under the Marshall County Environmental/Sanitary Code, including onsite wastewater (septic) systems, on behalf of the Board of County Commissioners
Contact details are copied from each office’s official page and were checked against it on October 10, 2026.
Off-grid gear
Going off-grid in Marshall County means bringing your own water and power. The kit we’d start with:
- Water Crystal Quest Filter any source — well, rain, or creek — to drinking-clean.
- Power Bluetti Solar generators and home battery backup for living off the grid.
- Septic Soil percolation test kit Run your own perc test before paying an engineer — the first thing a septic office asks about.
- Water Well water test kit Bacteria, nitrates, hardness — know what the well on a parcel is really pumping.
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.
Do you need a building permit in Marshall County, KS?
Unincorporated Marshall County appears not to require a county building permit for ordinary residential construction1. Because Marshall County does not publish a general building-permit process, ask the County Clerk to confirm the answer for your parcel and project before ordering materials2. A city can have separate requirements: Blue Rapids publishes a zoning-roofing permit application, and Marysville has zoning for the city and its defined extraterritorial area1011. Septic work is handled under the county sanitary code, and a new or altered driveway connecting to a Kansas state highway requires state approval before work begins in the right-of-way512.
Who handles building, zoning and septic permits in Marshall County, and how do you reach them?
Marshall County does not list a general building department, so start with the County Clerk's Office at 785-562-5361, 1201 Broadway, Marysville, KS 66508 for an unincorporated parcel12. Onsite wastewater permits are administered under the county sanitary code by the Board of County Commissioners or its authorized representative; the Marshall County Health Department is the practical first contact at 785-562-3485, 600 Broadway St., Marysville, KS613. For access from a county road, ask Road & Bridge about driveway and culvert requirements because its published page does not state a permit rule14. For property in Marysville or its extraterritorial area, contact the city about zoning; for property in Blue Rapids, use that city's zoning materials1110.
Does Marshall County have zoning?
Marshall County does not publish a confirmed countywide zoning ordinance or zoning map, so ask the County Clerk whether county zoning applies to a specific unincorporated parcel32. Do not carry that answer into a city: Marysville imposes zoning in the city and its defined extraterritorial area, while Blue Rapids publishes zoning regulations, a zoning map and zoning-change materials41011. Where local zoning applies, lot size, setbacks, lot coverage and building height depend on the applicable district rather than one statewide number15161718. Kansas protects qualifying agricultural land and agricultural buildings from county zoning while they remain in agricultural use, but the exemption does not cover dwellings, garages or similar accessory buildings, and road setbacks may still apply19.
How do septic permits work in Marshall County, KS?
Marshall County administers onsite wastewater under its Environmental/Sanitary Code through the Board of County Commissioners or an authorized representative56. KDHE's county code listing names the Marshall County sanitary code, adopted in June 2011, and lists the county's local environmental protection program as NCK Environmental LEPP20. Apply through the authorized representative; the code calls for a permit decision within 30 days after a complete application is received6. A permit cannot be transferred, and paid fees are not refundable6. Off-grid sanitation is not a license to use an improvised waste pit: household wastewater must go to a properly designed septic tank and soil-absorption field, wastewater pond, approved alternative system or permitted treatment plant, while seepage pits, cesspools and dry wells are prohibited21. Only about 2.5% of Marshall County soils lack severe limitations for a conventional drain field, so obtain a site evaluation before assuming a standard system will work22. Start with the Health Department at 785-562-3485, 600 Broadway St., Marysville, KS13.
Can you live in an RV or tiny home on your land in Marshall County?
Marshall County has no confirmed county rule allowing or prohibiting full-time RV living, temporary camping, tiny-home occupancy or manufactured-home occupancy on unincorporated private land. Ask the County Clerk about the parcel and intended length of stay before placing or occupying a unit2. Location matters because Marysville regulates its city and defined extraterritorial area, and Blue Rapids maintains its own zoning regulations and map4. A lack of confirmed countywide zoning does not override those municipal rules31110. Any occupied dwelling still needs lawful wastewater disposal: household wastewater must use an approved onsite system or permitted treatment plant, and seepage pits, cesspools and dry wells are prohibited21.
How do you build a home in Marshall County, KS, step by step?
- Identify the jurisdiction. Ask the County Clerk whether the parcel is unincorporated; Marysville's zoning also reaches its defined extraterritorial area, and Blue Rapids has separate zoning materials21110.
- Confirm building and land-use approvals. An ordinary home in unincorporated Marshall County appears not to require a county building permit, but verify the project before ordering materials12.
- Evaluate the septic site and apply through the county's authorized representative; the sanitary code calls for a decision within 30 days after a complete application6.
- Resolve access. Ask Road & Bridge about a county-road driveway or culvert, and obtain state approval before work on a driveway connecting to a Kansas state highway1412.
- Confirm water. Kansas requires well records statewide, but Marshall County's private-well permit requirement could not be confirmed; ask the Health Department before drilling2313.
What should you check before buying land in Marshall County, KS?
Confirm whether the parcel is inside a city, within Marysville's extraterritorial area or in unincorporated Marshall County before relying on any zoning answer4. Get a septic site evaluation early because only about 2.5% of Marshall County soils lack severe limits for a conventional drain field22. Ask the Health Department whether a private well needs a local permit; Kansas requires well records but Marshall County's permit status could not be confirmed2313. Verify legal road access and ask the responsible road authority about driveway and culvert rules; Road & Bridge covers county roads, townships maintain other local roads, and the state separately permits connections to state highways1412. The effective property-tax rate is about 1.3%, and the median annual bill is about $1,52989.
Watch-outs
- Do not assume an unincorporated-county zoning answer applies in Marysville, its defined extraterritorial area or Blue Rapids; those places have local zoning materials4.
- Marshall County's rules for long-term RV, tiny-home and manufactured-home occupancy could not be confirmed; call the County Clerk before placing or occupying one2.
- Off-grid wastewater still needs an approved disposal system; seepage pits, cesspools and dry wells are prohibited21.
Sources
- Marshall County, Kansas — official county website (2026 county census)
- Marshall County Clerk's Office (ks283.cichosting.com)
- Marshall County, Kansas — official county website (2026 county census)
- Article 1. Unified Land Development Code - Code of the City of Marysville, Kansas, quoted and re-checked
- County Environmental / Sanitary Codes (2026 county census)
- Marshall County Environmental/Sanitary Code Administrative Agency (Board of County Commissioners) (kdhe.ks.gov)
- K.S.A. 50-6,129. Exemptions (2026 county census)
- Effective property tax rate: Bolthole Index county data
- Median property tax bill: Bolthole Index county data
- Forms & Files - The City of Blue Rapids, Kansas, quoted and re-checked
- cityofmarysvilleks.com, quoted and re-checked
- Kansas Administrative Regulations, Volume 3 (Kansas statewide rule), quoted and re-checked
- Marshall County Health Department (marshallcohealth.org)
- Marshall County Road & Bridge Department (ks283.cichosting.com)
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- K.S.A. 12-753 — Zoning regulations; districts; restrictions (Kansas statewide rule), quoted and re-checked
- K.S.A. 19-2960: County zoning regulations and agricultural exemption, quoted and re-checked
- County Environmental / Sanitary Codes, quoted and re-checked
- MF2214 Minimum Standards for Design and Construction of Onsite Wastewater Systems, quoted and re-checked
- Share of soils USDA rates "not limited" for a conventional septic drain field (SSURGO). A strict rating: the median county is about 6% and a tenth of counties are 0%, so a low figure means most lots need a site evaluation or an engineered system, not that septic is impossible. Cite it only with that caveat: Bolthole Index county data
- Water Well County Permits (Kansas statewide rule), quoted and re-checked
Written October 10, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.