Renville County, Minnesota
Buffalo Lake is a city in Renville County, Minnesota. Buffalo Lake adopts its own zoning, so inside its limits Buffalo Lake’s rules apply, not the county’s. Septic permits inside Buffalo Lake come from Buffalo Lake. 14 rules below are quoted from official sources and independently re-checked, most recently on November 4, 2026. Rules for unincorporated land are on the Renville County page.
Most construction projects inside Buffalo Lake city limits.
utility-shed exemption threshold: < 120 square feet (Utility sheds under this size are listed as not needing a building permit.)
“Residents should remember that a Building Permit is needed for most projects. Permits are needed for decks, porches, shingles, siding, windows, doors, furnaces, water heaters, fences, and all new construction projects and additions.”
Land inside Buffalo Lake city limits.
“This chapter, together with the zoning map required at § 151.05, shall be known as the “City Zoning Ordinance” except as referred to herein, where it shall be known as “this Ordinance” or “this chapter.””
Manufactured homes in residential districts inside Buffalo Lake city limits.
“The city authorizes the placement of manufactured homes in residential districts within the city if such manufactured homes comply with the following conditions:”
Private wastewater disposal systems inside Buffalo Lake city limits where public sewer is unavailable under § 51.018.
“Prior to commencement of construction of a private wastewater disposal system, the owner shall first obtain a written permit signed by the City.”
Construction of a private wastewater disposal system inside Buffalo Lake city limits.
“Prior to commencement of construction of a private wastewater disposal system, the owner shall first obtain a written permit signed by the City.”
Permitted private wastewater disposal systems inside Buffalo Lake city limits.
inspection timing after notice: <= 24 hours (After receipt of the applicant's notice that work is ready for final inspection.)
“The inspection shall be made within 24 hours of the receipt of notice.”
Private wastewater disposal inside Buffalo Lake city limits where city public sewer is unavailable under § 51.018.
“Where a public sewer is not available under the provisions of § 51.018, the building sewer shall be connected to a private wastewater disposal system complying with the provisions of this subchapter and Minn. Rules Ch. 7080, Design Standards for Individual Subsurface Sewage Treatment Systems, as they may be amended from time to time.”
Properties inside Buffalo Lake city limits generating wastewater and adjacent to a city public sanitary sewer.
public-sewer availability distance: <= 200 feet (Measured from the wastewater-generating structure.) · existing-structure connection deadline: <= 365 days (After public sewer is operational.)
“within 365 days of the date the public sewer is operational; provided, the public sewer is within 200 feet of the structure generating the wastewater. All future buildings constructed on property adjacent to the public sewer shall be required to immediately connect to the public sewer.”
Subdivision of land inside Buffalo Lake city limits.
platting threshold: < 5 acres (One or more resulting parcels, tracts, or lots; subject to chapter exemptions.)
“Any subdivision creating parcels, tracts, or lots which results in one or more parcels, tracts or lots of less than five acres shall be platted, except as provided in this chapter.”
Building and land-use permits inside Buffalo Lake city limits.
commercial and residential building permit charge: 0.25 percent of estimated project value (Minimum and maximum stated separately.) · residential/commercial permit minimum: >= 50 USD (Commercial and residential permits.) · commercial permit maximum: <= 10000 USD (Commercial permits.)
“Commercial and residential charges: .25% of the estimated value of the project with a minimum for of $50.00 for residential and commercial permits, and a maximum of $10,000.00 for commercial permits.”
Building and zoning permit applicants inside Buffalo Lake city limits.
“Please remember that all projects still need to have the zoning checked and approved before any work can be done. Zoning Permits are still required for all buildings under 120 square feet, all fences, rezoning's, conditional use permits, and variances.”
Buffalo Lake does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Lots in Buffalo Lake R-1 Low Density Residential District.
minimum lot area: >= 10000 square feet (R-1 District; stated as 100 x 100.) · minimum lot width: >= 75 feet (R-1 District.)
“(1) Lot area. 10,000 square feet (100 x 100). (2) Lot width. 75 feet.”
Structures in Buffalo Lake R-1 Low Density Residential District.
front-yard setback: >= 30 feet (R-1 District.) · side-yard setback: >= 5 feet (R-1 District.) · corner-lot street-side setback: >= 25 feet (Cannot be less than adjacent lot front-yard setback on same street.) · rear-yard setback: >= 30 feet (R-1 District.)
“(a) Front yards. Not less than 30 feet; (b) Side yards. 5 feet. (c) Side yards, corner lots. 25 feet on side adjacent to street, but in no case less than the setback of an adjacent lot which has its front yard on the same street. (d) Rear yards. 30 feet.”
Structures in Buffalo Lake R-1 Low Density Residential District.
maximum height: <= 35 feet (No structure may exceed two stories or 35 feet, whichever is less.) · maximum stories: <= 2 stories (No structure may exceed two stories or 35 feet, whichever is less.)
“No structure shall exceed 2 stories or 35 feet, whichever is less.”
We looked and could not find an official answer yet. Silence is not permission; ask Buffalo Lake or Renville 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 Buffalo Lake publishes no rule on the point, not that none exists. Renville County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Buffalo Lake means bringing your own water and power. The kit we’d start with:
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