Olmsted County, Minnesota
Marion Township is a township in Olmsted County, Minnesota. Marion Township adopts its own zoning, so inside its limits Marion Township’s rules apply, not the county’s. Septic permits inside Marion Township come from Olmsted County (Olmsted County Planning Department - Septic (SSTS) Program · 507-328-7100). 3 rules below are quoted from official sources and independently re-checked, most recently on November 9, 2026. Rules for unincorporated land are on the Olmsted County page.
New construction, additions, and alterations inside Marion Township, Olmsted County, Minnesota; permits are administered by the Olmsted County Planning Department Inspections Division.
“Building permits are required for new construction, additions to existing construction, and alterations to existing construction.”
Land inside Marion Township, Olmsted County, Minnesota, where Olmsted County Planning administers the zoning ordinance rather than the township administering its own land-use controls.
“The Olmsted County Planning department is responsible for the administration of zoning ordinances in Olmsted County and the following townships within Olmsted County: Eyota, Marion, Oronoco, and Quincy. For information on how to obtain a zoning permit in these jurisdictions, view zoning permits.”
Subsurface sewage treatment systems inside Marion Township, Olmsted County, Minnesota.
“The Inspections Division also administers the Septic System Ordinance for the townships of Eyota, Marion, Oronoco, and Quincy and for all of the small cities within Olmsted County.”
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 Marion Township means bringing your own water and power. The kit we’d start with:
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