Off-grid site report

Minnehaha County, SD

43.6164, -96.5717 · 1,368 ft elevation

Read this before you act on anything below. This is my researched starting point for Minnehaha County, SD, not legal advice and not a guarantee. Rules change, and the deciding facts on any specific parcel (setbacks, perc results, overlay districts, deed restrictions, road frontage) live at the county or town office, not in any database. Before you buy land or build, confirm the current rules directly with the local zoning and health offices - the sources on this page tell you exactly who to call.

The local rulesMinnehaha County, SD

Zoning & raw-land occupancy

RestrictedMinnehaha County has adopted countywide zoning (1990 Revised Zoning Ordinance under SDCL Chapter 11-2), plus joint zoning with Sioux Falls and Dell Rapids in a three-mile fringe. Districts like A-1 and RR govern what you can do with raw land. source

Dwellings, tiny homes & RVs

Unclear - verifyNo specific county provision on tiny homes or full-time RV living was found; this needs direct confirmation from Minnehaha County Planning & Zoning.

Building permits & codes

RestrictedMinnehaha County has adopted 2021 IBC/IRC/IEBC with local amendments; a permit and inspections are required for most new construction and additions, administered by the county building inspector. source

Septic & composting toilets

RestrictedMinnehaha County requires a permit from the Planning Official for any on-site wastewater system, installed by a state-certified installer; holding tanks are allowed as an alternative under county rules. source

Greywater reuse

Generally allowedThe county's wastewater ordinance specifically allows greywater systems, requiring greywater tanks to meet the same design standards as septic tanks.

Rainwater harvesting

Unclear - verifyNo Minnehaha County ordinance on rainwater harvesting was found; not confirmed either way, so check with county Planning & Zoning or Health Department.

Private wells & water rights

Generally allowedWells are regulated by the state, not the county; ordinary domestic wells need no state water-right permit but must be drilled by a licensed driller and tested for bacteria and nitrate before use, per South Dakota DANR. source

Living disconnected from utilities

Varies locallyNo county ordinance bans disconnecting from electric, water, or sewer utilities, though building and septic code compliance effectively requires a code-compliant wired and wastewater system for any permitted dwelling.

Open the full county page with sources →

Sun30-year normals

Peak-sun hours, annual average: 4.8 hrs/day
Worst month (sizes an off-grid array): 2.9 hrs/day
Yearly output per 1 kW of panels: 1,388 kWh

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Weather1991-2020

Precipitation: 26 in/yr
Snowfall: 45 in/yr
Heating degree days: 7,706 (severe)
Frost-free season: May 3 to Sep 29

How far help isstraight-line

Hospital Sanford USD Medical Center: 10.3 mi
Fire station Brandon Volunteer Fire Department: 1.6 mi
Hardware store Pronto Auto Parts: 1.5 mi
Grocery Sunshine Foods: 1.4 mi

From OpenStreetMap. Road miles will be longer, often much longer in hill country.

Plan this spot

These open with this location's real numbers already filled in (ZIP 57005).

Size a solar system Heat loss & insulation Firewood per winter Rainwater harvest Garden size Panel tilt

Sources: US Census Bureau geocoder; NLR PVWatts v8 (solar); NOAA NCEI 1991-2020 climate normals (nearest station) or Open-Meteo (ZIP-centroid) for weather; Open-Elevation; OpenStreetMap contributors. Public data retrieved Aug 22, 2026; agencies update their layers on their own schedules. Planning data, not a survey or legal advice.