Off-grid site report
Fluvanna County, VA
37.9822, -78.2693 · 440 ft elevationRead this before you act on anything below. This is my researched starting point for Fluvanna County, VA, 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 rulesFluvanna County, VA
Zoning & raw-land occupancy
RestrictedFluvanna County has had countywide zoning since 1974, administered by the Planning & Zoning Department, with eleven districts and lot-size/setback rules; a Zoning Compliance Permit is typically required before building. source
Dwellings, tiny homes & RVs
Varies locallyMobile homes are permitted (one per parcel) in the Agricultural district via a county Zoning Use Permit; site-built tiny homes follow the state's 2021 Uniform Statewide Building Code. Full-time RV living outside a campground is not confirmed by official county sources. source
Building permits & codes
Generally allowedThe county Building Inspections Department enforces Virginia's 2021 Uniform Statewide Building Code; a building permit process includes zoning, well/septic, and VDOT entrance steps. Small accessory storage buildings under a set size are exempt. source
Septic & composting toilets
Generally allowedSeptic systems require a Virginia Department of Health permit, administered locally by the Thomas Jefferson Health District's Fluvanna Environmental Health Office, and must be approved before the county issues a building permit. No additional county-specific septic rule was found. source
Greywater reuse
Unclear - verifyNo Fluvanna-specific greywater ordinance was found; this would fall under the state VDH framework administered by the local health department, but county-specific status is not confirmed. Ask the Fluvanna Environmental Health Office.
Rainwater harvesting
Unclear - verifyNo county-specific rainwater harvesting ordinance was located; state baseline rules likely apply, but this is not confirmed for Fluvanna. Check with the county or VDH directly.
Private wells & water rights
Generally allowedPrivate wells require a Virginia Department of Health permit, issued jointly with septic permits through the Thomas Jefferson Health District's Fluvanna Environmental Health Office; a licensed evaluator or driller confirms site and setback requirements.
Living disconnected from utilities
Unclear - verifyNo Fluvanna ordinance requires grid electric hookup, but occupancy still depends on an approved well/septic system and a building permit or certificate of occupancy under the state building code, so off-grid living is not itself blocked but is gated by water/wastewater permitting. source
Sun30-year normals
- Peak-sun hours, annual average
- 4.9 hrs/day
- Worst month (sizes an off-grid array)
- 3.7 hrs/day
- Yearly output per 1 kW of panels
- 1,342 kWh
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Weather1991-2020
- Precipitation
- 42 in/yr
- Snowfall
- 13 in/yr
- Heating degree days
- 4,861 (moderate)
- Frost-free season
- Apr 28 to Oct 14
How far help isstraight-line
- Hospital
Sentara Martha Jefferson Hospital - 10.0 mi
- Fire station
Zion Crossroads Volunteer Fire Department Company 7 - 4.1 mi
- Hardware store
Commonwealth Building Materials - 2.5 mi
- Grocery
Walmart Supercenter - 3.3 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 22974).
Size a solar systemHeat loss & insulationFirewood per winterRainwater harvestGarden sizePanel tilt
Looking at a specific parcel in Fluvanna County, VA?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.
Check a parcel →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.
New here, or not sure where this fits? Start here walks through the whole thing in order.