Off-grid site report

Mitchell County, IA

43.3207, -92.8693 · 1,194 ft elevation

Read this before you act on anything below. This is my researched starting point for Mitchell County, IA, 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 rulesMitchell County, IA

Zoning & raw-land occupancy

Varies locallyMitchell County has countywide zoning under Iowa Code Chapter 335, with an Agricultural district as the default for unincorporated land; Iowa Code §335.2 exempts farm buildings from county zoning. Raw-land occupancy rules beyond that exemption are not detailed in county documents, so confirm with the Zoning Administrator. source

Dwellings, tiny homes & RVs

Unclear - verifyNo specific published county rule on tiny homes or RVs as permanent dwellings was found; the Zoning Administrator issues compliance certificates, and state manufactured-home protections under Iowa Code §335.30 apply as a baseline. Not confirmed at the county level. source

Building permits & codes

Varies locallyNo evidence Mitchell County has adopted its own countywide building code; Iowa law only requires cities of 15,000+ to adopt the State Building Code, and no Mitchell County town meets that threshold, so town-by-town rules may vary. Ask County Planning & Zoning about rural construction permits. source

Septic & composting toilets

Generally allowedMitchell County licenses septic installers directly and maintains an official list of approved installers, administered by the county Sanitarian/Environmental Health office under Iowa DNR's statewide wastewater framework. Composting toilet standards specifically were not found; ask the sanitarian. source

Greywater reuse

Unclear - verifyNo Mitchell County or Iowa DNR page specifically addressing residential greywater reuse was found. Ask the Mitchell County Environmental Health office directly.

Rainwater harvesting

Unclear - verifyNo Mitchell County or Iowa DNR page permitting, restricting, or prohibiting residential rainwater catchment was found. Ask the county Zoning/Environmental Health office directly.

Private wells & water rights

Generally allowedPrivate well construction permits are issued at the county level through Iowa DNR's statewide IWIS system, processed by Mitchell County Environmental Health staff, with a required water sample collected per state rule after construction. Confirm current application details with the county office. source

Living disconnected from utilities

Varies locallyNo Mitchell County ordinance explicitly prohibits disconnecting from utilities, but occupied dwellings still must meet state DNR wastewater rules, county well permitting, and zoning compliance regardless of hookup status. source

Open the full county page with sources →

Sun30-year normals

Peak-sun hours, annual average: 4.7 hrs/day
Worst month (sizes an off-grid array): 2.6 hrs/day
Yearly output per 1 kW of panels: 1,381 kWh

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Weather1991-2020

Precipitation: 36 in/yr
Snowfall: 37 in/yr
Heating degree days: 7,731 (severe)
Frost-free season: Apr 28 to Oct 6

How far help isstraight-line

Hospital Floyd County Medical Center: 20.8 mi
Fire station Osage Fire Department: 3.7 mi
Hardware store Spahn & Rose Lumber: 3.7 mi
Grocery Hy-Vee: 19.3 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 50461).

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.