Douglas County, Kansas
Marion Township is a township in Douglas County, Kansas. Septic permits inside Marion Township come from Douglas County (Lawrence-Douglas County Health Department (Environmental Health) · 785-843-3060). 16 rules below are quoted from official sources and independently re-checked, most recently on October 30, 2026. Rules for unincorporated land are on the Douglas County page.
Marion Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
New residential construction and accessory buildings inside Marion township, issued by Douglas County Zoning and Codes
“the following requirements must be provided to the douglas county zoning and codes, prior to obtaining a building permit.”
New residential construction inside Marion township (unincorporated Douglas County, KS) as administered by Douglas County Zoning and Codes
“all construction shall be built in accordance with standards set forth in the 2018 international building code (ibc), the 2018 international residential code (irc), 2018 international fuel gas code (ifgc), 2018 international mechanical code (imc), 2018 international plumbing code (ipc), and 2017 national electrical code (nec).”
Construction inspections for residential projects inside Marion township, performed by Douglas County Zoning and Codes
“the building codes team reviews residential and commercial building applications, plans, issues building permits, and performs all construction inspections.”
Zoning districts applying to unincorporated Douglas County land, including Marion township
“ag-1 ag-2 cp ls lb rt gb li gi v bsc ewp aso zoning districts agricultural district transitional agricultural district”
Parcels inside Marion township zoned ag-1 (agricultural) under Douglas County zoning; Marion township's own district map was not checked
minimum parcel area: >= 20 acres (smaller parcels allowed with an agricultural preservation easement that keeps maximum density)
“minimum parcel area 20[2] 20[2] 20[2] 20[2] 20[2]”
“rezoning to the ag-2 district is required prior to the development of parcels with less than 20 acres that do not meet the exemption from the dimensional standards in the ag-1 district, section 12-301.2 or section 11-101(c)(vii) of the subdivision regulations.”
Principal structures on ag-1 (agricultural) parcels inside Marion township
rear setback: 30 ft
“rear setback 30’ 30’ 30’ 30’ 30’ minimum parcel area 20[2] 20[2] 20[2] 20[2] 20[2]”
Principal structures on ag-1 (agricultural) parcels inside Marion township
maximum height: <= 35 ft
“maximum height 35’ 35’ 35’ 35’ 35’ maximum density 1 du/20 acres 1 du/20 acres 1 du/20 acres 1 du/20 acres 1 du/20 acres”
On-site sewage disposal for a new home inside Marion township; the Douglas County Health Department (Lawrence) gives the sewage approval
“approval of sewage disposal system and water supply must be secured from the douglas county health department, located at 200 maine street, suite b, lawrence, ks.”
Sewage disposal system for a new home inside Marion township
“approval of sewage disposal system and water supply must be secured from the douglas county health department, located at 200 maine street, suite b, lawrence, ks.”
Sewage disposal system for a new home inside Marion township
“final septic system approval (douglas county health department)”
Structures used strictly for agricultural purposes inside Marion township
“the zoning regulations shall not apply to land or structures determined by the zoning and codes director to be exempt due to their being used strictly for agricultural purposes in compliance with (k.s.a. 19-2908) except:”
New residential driveway or road entrance serving a home inside Marion township; approver depends on road ownership
“approval of the road access entrance from the douglas county public works department, kansas department of transportation, and/or township board, as appropriate.”
Structures in the floodplain inside Marion township, including agricultural exempt buildings
“floodplain regulations (section 12-312) shall apply to agricultural exempt buildings, (k.s.a. 19-2921)”
Zoning and building permit fees for projects inside Marion township
“view the fee schedule for various zoning and building permits.”
Residential building permit process for projects inside Marion township
“the following requirements must be provided to the douglas county zoning and codes, prior to obtaining a building permit.”
We looked and could not find an official answer yet. Silence is not permission; ask Marion Township or Douglas County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Marion Township publishes no rule on the point, not that none exists. Douglas County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Marion Township means bringing your own water and power. The kit we’d start with:
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