Sumner County, Kansas
Caldwell Township is a township in Sumner County, Kansas. Caldwell Township adopts its own zoning, so inside its limits Caldwell Township’s rules apply, not the county’s. Septic permits inside Caldwell Township come from Sumner County. 3 rules below are quoted from official sources and independently re-checked, most recently on November 7, 2026. Rules for unincorporated land are on the Sumner County page.
Construction of any sort on unincorporated land inside Caldwell Township, Sumner County, Kansas, subject to Sumner County zoning regulations.
“Any person intending to perform construction of any sort shall provide certification of proof of compliance with Zoning Requirements from the Zoning Administrator.”
Unincorporated land inside Caldwell Township, Sumner County, Kansas, where Sumner County administers the applicable zoning regulations.
“These Regulations shall apply to all structures and land within the unincorporated area of Sumner County, Kansas”
Private wastewater systems on unincorporated land inside Caldwell Township, Sumner County, Kansas.
public sewer separation threshold: < 400 feet (A private system may be allowed if the Administrative Agency finds public-sewer connection infeasible and finds a compliant private system can be constructed.) · minimum site area: >= 2 acres (Exclusive of roads, streets, other public rights-of-way, or easements.)
“Administrative Agency for SUMNER County is designated as the BOARD OF COUNTY COMMISSIONERS. [...] apply to all unincorporated areas located in SUMNER County, Kansas.”
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.
Off-grid gear
Going off-grid in Caldwell Township means bringing your own water and power. The kit we’d start with:
These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.