Best States / Arkansas / Washington County

Washington County, AR · off-grid fact sheet

Can you live off-grid in Washington County, Arkansas?

90
of 100
Good with caveats

Yes, with one thing to plan around. Water is easy here, with about 51 inches of rain a year and wells near 130 feet. The growing season runs about 207 frost-free days. The ground is steep, with slopes averaging about 21%. That raises the cost of a driveway, septic, and foundation.

What the land says

Rain
Rain can supply much of a household's water with a large tank. A garden mostly waters itself in normal years.
About 51 inches a year (PRISM, 1991 to 2020 average)
Wells
Shallow wells, so drilling should be one of the cheaper costs.
The typical well here is about 130 feet deep; a well typically runs $6,000 to $12,000
Growing season
A full season for most vegetables.
About 207 frost-free days, USDA zone 7a; last frost about April 4, first about November 3
Sun
Good sun. Size the array and battery bank for winter.
About 5.1 hours of full sun a day, averaged over the year
Flood
Flood zones run along creeks and rivers here. Look up the parcel on FEMA's flood map.
FEMA maps flood zones in places
Wildfire
Wildfire risk is high in places. Check the risk for the parcel you want.
U.S. Forest Service wildfire hazard map: Very Low to High here
Storms
Strong tornadoes pass through now and then. A safe room is worth pricing.
NOAA: no hurricane-strength storm within 50 miles since 1975; about 3 strong (EF2 or stronger) tornadoes a decade within 25 miles
Terrain
Steep in places. Driveways, septic, and foundations cost more.
Slopes average about 21%, about 1,330 feet above sea level
Soil
Good ground for a standard septic system. The county's soil test decides.
Loam, well drained (USDA soil survey). A standard system typically runs $5,000 to $10,000
Road
Paved roads are close by.
Nearest paved road usually within about 0.6 miles (OpenStreetMap)

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Is it legal here?

Zoning
Washington County zones land outside its towns and publishes its zoning map. Our free lookup shows the district for any address.
Building code
Arkansas has a statewide residential code (Volume III of the Arkansas Fire Prevention Code, based on the 2021 International Residential Code), but permits and inspections come only where a city or county has set up a building department.
Rainwater
Collecting it is allowed.
Composting toilets
Allowed.
Water rights
Owners of land along a creek or lake can make reasonable use of its water.

Look up a parcel's zoning free, or read Is it legal to live off-grid in Arkansas? for permits, septic, wells, and the counties that opt out.

What it costs to set up a homestead here

Well
$6,000 to $12,000
Drilled to about 130 feet, with pump and pressure tank
Septic
$5,000 to $10,000
Standard system
Solar and batteries
$18,000 to $34,000
Sized for a modest household
Road or driveway
$2,000 to $7,000
From the nearest road to a house site
Clearing
$1,000 to $3,000
A house site, solar, and garden
Total
$32,000 to $66,000
Before the house

Before you make an offer on land here

Flood map
Look up the parcel on FEMA's flood map.
Flood zones run along creeks and rivers here. Building in one means flood insurance and extra permits.
Wildfire
Ask an insurance agent whether they will write a policy.
The U.S. Forest Service rates wildfire risk high in places.
Zoning
Look up the parcel's zoning district with our free tool.
The county publishes its zoning map.

Nearby counties

261,549 people live in Washington County, about 277.8 per square mile. It ranks tied for 42nd of the 75 Arkansas counties we scored, and Arkansas ranks 14th of 50 states.

Benton County, AR · Adair County, OK · Crawford County, AR · Madison County, AR · Franklin County, AR · Cherokee County, OK · All scored Arkansas counties

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Sources: FEMA flood maps, USGS and state driller well records, USGS brackish groundwater study, USDA soil survey, USGS 3DEP elevation, U.S. Forest Service wildfire hazard, USGS seismic hazard, USGS PAD-US public land, U.S. Census housing counts, USDA county land values, FCC broadband map, CMS hospital list. Rainfall: PRISM Group, Oregon State University, prism.oregonstate.edu (1991-2020 normals, 4 km grid; accessed 2026-09-17). Temperatures: PRISM Group, Oregon State University, prism.oregonstate.edu (1991-2020 temperature normals, 4 km grid; accessed 2026-09-26). Storms: NOAA hurricane tracks (HURDAT2, 1975-2025) and Storm Prediction Center tornado paths (EF2+, 1990-2025). Roads: © OpenStreetMap contributors. Data updated September 2026.