Off-grid site report

Cooper County, MO

38.9519, -92.7416 · 787 ft elevation
Read this before you act on anything below. This is my researched starting point for Cooper County, MO, 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 rulesCooper County, MO

Zoning & raw-land occupancy
Unclear - verifyNo countywide zoning ordinance was found on Cooper County's official site. Missouri counties in Cooper's class can only zone with voter approval, and nothing found shows that happened; incorporated towns like Boonville may have their own zoning that overrides the county default. source
Dwellings, tiny homes & RVs
Unclear - verifyNo county rule on tiny homes, minimum dwelling size, or RV residency was found. This likely falls back to no restriction outside town limits, but towns may regulate this separately, not confirmed.
Building permits & codes
Varies locallyNo county building department or code was found on official channels. A non-official aggregator suggests permitting runs through individual town halls rather than the county, but this is unconfirmed, so check with the relevant town if the property is inside one. source
Septic & composting toilets
RestrictedThe Cooper County Public Health Center issues septic (OWTS) permits under statewide standards set by Missouri DHSS; homeowners on three acres or less generally need a permit before installing or majorly modifying a system, while subdivisions/commercial properties go through DNR. source
Greywater reuse
Unclear - verifyNo Cooper County or Missouri DHSS/DNR page specifically addresses greywater reuse. Ask the Cooper County Public Health Center directly before setting up a greywater system.
Rainwater harvesting
Generally allowedNo Cooper County ordinance restricting rainwater harvesting was found, so the generally permissive state baseline applies.
Private wells & water rights
RestrictedWell construction and drilling are licensed and inspected statewide by Missouri DNR under the Water Well Drillers Act; no county-specific well-construction ordinance was found, though the county health center offers free well water testing on request. source
Living disconnected from utilities
Generally allowedNo Cooper County ordinance requiring hookup to public water, sewer, or electric utilities was found, so off-grid living on unincorporated land appears unregulated at the county level aside from septic and well permitting.

Open the full county page with sources →

Sun30-year normals

Peak-sun hours, annual average
5.0 hrs/day
Worst month (sizes an off-grid array)
3.2 hrs/day
Yearly output per 1 kW of panels
1,419 kWh
JFMAMJJASOND

Weather1991-2020

Precipitation
45 in/yr
Snowfall
16 in/yr
Heating degree days
5,038 (moderate)
Frost-free season
Apr 8 to Oct 27

How far help isstraight-line

Hospital
Cooper County Memorial Hospital
0.6 mi
Fire station
City of Boonville Fire Department
1.0 mi
Hardware store
Ace Hardware
0.3 mi
Grocery
Walmart Supercenter
0.1 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 65233).

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

Share or save this report:New report

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.