Wright County, Minnesota
Chatham Township is a township in Wright County, Minnesota. Chatham Township adopts its own zoning, so inside its limits Chatham Township’s rules apply, not the county’s. Septic permits inside Chatham Township come from Wright County (Wright County Planning and Zoning Office - Septic Systems · 763-682-7338). 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 Wright County page.
Persons intending to erect, alter, wreck, or move a building or structure inside Chatham Township, Wright County, Minnesota; Wright County Planning and Zoning is the issuing authority.
building exemption ground coverage: <= 200 square feet (The building must still meet all required setback distances.) · permit issuance period: <= 75 days (When the proposed development conforms in all respects to Chapter 155.) · certificate of survey lot-size threshold: <= 10 acres (Applies to each residential building-permit application; corner irons must be established and visible.)
“For the purpose of enforcing this chapter, a land use and building permit shall be required of all persons intending to erect, alter, wreck or move any building or structure. Buildings 200 square feet and less in total ground coverage shall not require a permit; however, they shall meet all required setback distances. All additions to residences shall require a permit.”
Land inside Chatham Township, Wright County, Minnesota; zoning and land-use permitting are administered by Wright County Planning and Zoning, not established here as a separate Chatham Township zoning ordinance.
“Wright County Planning and Zoning issues building and land use permits for all Townships in the County except for Corinna, Middleville and Stockholm Township.”
Subsurface sewage treatment systems inside Chatham Township, Wright County, Minnesota; Wright County's Environmental Health Office administers the applicable septic permit program.
SSTS permit validity: 18 months (Measured from the date of issuance.)
“We also handle septic system permitting for all Townships (except for Corinna and Middleville), as well as St. Michael, Albertville, and Hanover.”
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 Chatham Township means bringing your own water and power. The kit we’d start with:
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