Polk County, Minnesota
Grove Park-Tilden Township is a township in Polk County, Minnesota. Grove Park-Tilden Township adopts its own zoning, so inside its limits Grove Park-Tilden Township’s rules apply, not the county’s. Septic permits inside Grove Park-Tilden Township come from Polk County (Polk County Environmental Services · 218-281-6445). 3 rules below are quoted from official sources and independently re-checked, most recently on November 8, 2026. Rules for unincorporated land are on the Polk County page.
Erection, addition, or alteration of a building or structure, including deck construction, on land inside Grove Park-Tilden Township that is outside incorporated municipal limits.
“The erection, addition, or alteration of any building, structure, or portion thereof”
Land inside Grove Park-Tilden Township that is outside incorporated municipal limits is subject to the Polk County Zoning Ordinance.
“Polk County’s Zoning Ordinance is applied countywide, excluding incorporated municipalities”
Installation or alteration of sewage treatment systems on land inside Grove Park-Tilden Township that is outside incorporated municipal limits.
“The installation and/or alteration of sewage treatment systems;”
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 Grove Park-Tilden Township means bringing your own water and power. The kit we’d start with:
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