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Off-grid site report

Allamakee County, IA

43.3513, -91.3364 · 1,247 ft elevation
Read this before you act on anything below. This is my researched starting point for Allamakee 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 rulesAllamakee County, IA

Zoning & raw-land occupancy
Varies locallyAllamakee County has an adopted countywide Zoning Ordinance administered by a Zoning Administrator, with a Board of Adjustment for variances and conditional use permits; this is unlike unzoned rural counties elsewhere in Iowa. source
Dwellings, tiny homes & RVs
Unclear - verifyThe county's zoning references manufactured/factory-built housing but doesn't clearly define tiny homes, and RV-as-permanent-dwelling rules weren't confirmed in official county documents; check with Planning & Development before placing either as a permanent home. source
Building permits & codes
RestrictedThe county requires a building permit through Planning & Development, including a site plan noting zoning district, water supply, and sewage disposal type, plus separate floodplain permitting if applicable, which the county says applies to all lands including agricultural. source
Septic & composting toilets
Generally allowedSeptic systems, holding tanks, and portable/chemical toilets require a permit through county Environmental Health, following Iowa DNR's statewide private sewage disposal rules. source
Greywater reuse
Unclear - verifyNo Allamakee County-specific greywater ordinance was found; it likely falls under the same DNR-linked private sewage framework as septic, but this is not confirmed, so ask county Environmental Health directly.
Rainwater harvesting
Unclear - verifyNo county ordinance addressing rainwater harvesting, permitted, restricted, or prohibited, was found in official sources.
Private wells & water rights
Generally allowedPrivate well permitting and water testing are handled by Allamakee County Environmental Health, following the statewide DNR-backed county permitting system; some rural residents may instead be served by a rural water district. source
Living disconnected from utilities
Varies locallyNo ordinance was found prohibiting full grid disconnection, but any occupied dwelling still must document its water supply and sewage disposal method on the county building permit site plan and get septic/well permits through Environmental Health. 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
1,367 kWh
JFMAMJJASOND

Weather1991-2020

Precipitation
36 in/yr
Heating degree days
7,662 (severe)
Frost-free season
May 1 to Oct 5

How far help isstraight-line

Hospital
Veterans Memorial Hospital
9.0 mi
Fire station
Lansing Fire Station
6.1 mi
Hardware store
Welsh's Village Farm & Home
6.0 mi
Grocery
Johnson's
19.8 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 52151).

Size a solar systemHeat loss & insulationFirewood per winterRainwater harvestGarden sizePanel tilt

Looking at a specific parcel in Allamakee County, IA?The rules above are the jurisdiction. The land check runs the parcel itself: flood zone, soils and septic suitability, wetlands, slope, access, climate, and these verdicts, from a parcel number or coordinates.
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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.

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