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Buying land in Sequoyah County, Oklahoma: what to check

Sequoyah County covers 674 square miles of land and 41 of water in Oklahoma, with about 40,555 residents in 2024 (up 3.3% since 2020). The 2020 Census counted 99% of its land as rural and 19% of residents as living in urban areas. Farms operate 50% of the county's land. Below: how much of Sequoyah County floods, what its soils allow, what farmland is worth and how often it's in drought, from free public data with every source linked.

Check a location in Sequoyah CountySee a sample report

Sequoyah County at a glance

In the 100-year floodplain

12%

Above the state's county median (4.8%)

FEMA National Risk Index

Hydric (wetland-type) soils

6.2%

Above the state's county median (1%)

USDA NRCS Web Soil Survey (SSURGO)

Soils very limited for septic

97%

USDA NRCS Web Soil Survey (SSURGO)

Farm land value, 2022

$3,093/acre

Above the state's county median ($2,515)

USDA NASS, 2022 Census of Agriculture

Weeks in severe drought

6.1%

Share of weekly maps, 2021–2026

U.S. Drought Monitor county statistics

Land classed rural

99%

Census 2020 Census urban and rural classification

What to check before buying land in Sequoyah County

Ordered by what Sequoyah County's numbers point to. Every parcel differs, so treat this as where to look first.

  1. 1.Budget for a perc test and maybe an engineered septic

    USDA rates 97% of Sequoyah County's mapped soils "very limited" for conventional septic absorption fields and 0% "not limited".

    Without city sewer you need a septic permit from the county or state health department. Make the offer contingent on a passing soil or perc test; mound and aerobic systems can cost several times a conventional one.

    Guide: Perc tests and septic systems

  2. 2.Check slope where you'd build and where the driveway goes

    51% of Sequoyah County's mapped soils have an average slope over 15% (USDA SSURGO).

    Steep ground means grading, retaining walls, longer driveways and erosion control. Compare the slope at the house site and along the access route, not just the parcel average.

    Guide: Terrain and slope

  3. 3.Check wildfire exposure and insurance

    FEMA rates Sequoyah County's wildfire risk relatively moderate, and 30% of the county's area is in the wildfire exposure zone the National Risk Index uses.

    Ask an insurer for a quote early; some carriers won't write new policies in high-hazard areas. Check access for fire trucks, nearby fire stations and the vegetation around the building site.

    Guide: Wildfire risk for rural land

  4. 4.Put flood checks first in Sequoyah County

    12% of the county's area is in the 1%-annual-chance (100-year) floodplain FEMA's National Risk Index uses for inland flooding; 8.8% of its mapped soils flood occasionally or frequently.

    Look up the FEMA flood zone at the pin, not the parcel's address. If any of the land is in zone A or V, price flood insurance before you offer, ask for an elevation certificate, and check whether the access road floods too.

    Guide: Flood zones before buying land

  5. 5.Confirm legal road access and power

    The 2020 Census classified 99% of Sequoyah County's land area as rural.

    Rural tracts are often sold without recorded access or a power line nearby. Get the title company to confirm a recorded easement or public road frontage, and ask the electric co-op what a line extension costs.

    Guide: Road access and landlocked land

  6. 6.Find out where the water comes from

    At least half of Sequoyah County was in severe drought (D2) or worse in 6.1% of the 262 weekly U.S. Drought Monitor maps from 2021 to 2026. Oklahoma allocates water by permit or water right, so a well or pond isn't automatic.

    Ask whether the land has a public water connection, an existing well (and its log and yield), or neighbors' well depths from the state well database. For a new well, check permits and typical depth with the state agency first.

    Guide: Wells, public water and water rights

Flood zones, wetlands and water in Sequoyah County

Area in the 1%-annual-chance (100-year) floodplain
12%, 10th highest of 77 in Oklahoma FEMA National Risk Index
Mapped soils that flood occasionally or frequently
8.8% USDA NRCS Web Soil Survey (SSURGO)
Hydric soils (a federal wetland indicator)
6.2% USDA NRCS Web Soil Survey (SSURGO)
Poorly or very poorly drained soils
5.9% USDA NRCS Web Soil Survey (SSURGO)
Surface water (lakes, rivers, reservoirs)
41 sq mi Census 2024 Gazetteer Files
Drought on 2026-10-27
100% moderate or worse, 100% severe or worse U.S. Drought Monitor county statistics

The floodplain share is the area FEMA's National Risk Index counts as exposed to inland flooding, mostly mapped 100-year flood zones. It says how common flood-prone land is in Sequoyah County, not whether a given parcel floods. For that, look up the zone at your exact point on the FEMA Flood Map Service Center or run the free check.

Soils and terrain

Prime farmland
21% USDA NRCS Web Soil Survey (SSURGO)
Farmland of statewide importance
0% USDA NRCS Web Soil Survey (SSURGO)
Average slope over 15%
51% USDA NRCS Web Soil Survey (SSURGO)
Very limited for septic absorption fields
97% USDA NRCS Web Soil Survey (SSURGO)
Not limited for septic absorption fields
0% USDA NRCS Web Soil Survey (SSURGO)

Shares of Sequoyah County's soil-surveyed land (about 432,005 acres, open water excluded), using each map unit's dominant condition in USDA's SSURGO soil survey. Soils change within a few hundred feet, so the soil at your building site is what matters.

Farms and land use

Farms (2022)
1,079 USDA NASS, 2022 Census of Agriculture
Share of the county's land in farms
50% USDA NASS, 2022 Census of Agriculture
Average farm size
201 acres (median 70) USDA NASS, 2022 Census of Agriculture
Average value of land and buildings
$3,093 per acre, 19th highest of 77 in Oklahoma USDA NASS, 2022 Census of Agriculture
Cropland
62,728 acres USDA NASS, 2022 Census of Agriculture
Pasture and rangeland
126,733 acres USDA NASS, 2022 Census of Agriculture
Woodland on farms
48,671 acres USDA NASS, 2022 Census of Agriculture
Irrigated land
6,615 acres USDA NASS, 2022 Census of Agriculture

Natural hazard ratings

FEMA's National Risk Index rates each hazard for Sequoyah County relative to every other U.S. county. Overall risk: Relatively Low.

  • LightningRelatively High
  • DroughtRelatively Moderate
  • Heat waveRelatively Moderate
  • River and inland floodingRelatively Moderate
  • Strong windRelatively Moderate
  • TornadoRelatively Moderate
  • WildfireRelatively Moderate
  • Winter weatherRelatively Moderate
  • EarthquakeRelatively Low
  • HailRelatively Low
  • HurricaneVery Low
  • LandslideVery Low

FEMA National Risk Index, December 2025

Questions about buying land in Sequoyah County

How much of Sequoyah County, OK is in a flood zone?

About 12% of Sequoyah County's area is in the 1%-annual-chance (100-year) floodplain used by FEMA's National Risk Index (December 2025), 10th highest of 77 counties in Oklahoma. Whether a given parcel is in a flood zone depends on its exact location, so check the FEMA map at your pin.

How much does land cost per acre in Sequoyah County?

The 2022 Census of Agriculture put the average value of farm land and buildings in Sequoyah County at $3,093 an acre, 19th highest of 77 counties in Oklahoma (the median Oklahoma county was $2,515). It's a self-reported average across farms, so small homesites and recreational tracts often sell for more per acre.

Will a septic system work on land in Sequoyah County?

Often, but test first. USDA soil surveys rate 97% of Sequoyah County's mapped soils very limited for conventional septic absorption fields, usually because of wetness, slow permeability, shallow rock or flooding. A perc or soil test on the parcel decides what system the health department will permit.

Is there good farmland in Sequoyah County?

21% of Sequoyah County's mapped soils are prime farmland, 0% are prime only if drained, irrigated or protected from flooding, and 0% are farmland of statewide importance (USDA SSURGO). The 2022 Census of Agriculture counted 1,079 farms averaging 201 acres.

How often is Sequoyah County in drought?

Since 2021, at least half of the county was in severe drought or worse in 6.1% of weekly U.S. Drought Monitor maps, and in extreme drought in 3.1%. On 2026-10-27, 100% of the county was in moderate drought or worse.

Can I check a specific property in Sequoyah County?

Yes. Enter the address or drop a pin anywhere in Sequoyah County on the free check. It shows which checks return data at that exact point, and the full report costs $29: flood zone, slope, soils, wetlands, roads, power lines, wildfire and more, each with its source. It is a screen of public maps, not a survey, title search or perc test.

Check the parcel, not just the county

County numbers tell you what to look for. The free check looks at your exact point in Sequoyah County: flood zone, slope, soils, wetlands, roads, power and more. The full report is $29.

Check a location in Sequoyah County

What these numbers can't tell you

  • County shares describe Sequoyah County as a whole; a parcel can be entirely in or out of a flood zone, wetland or poor soil.
  • It doesn't look at the whole parcel, its boundaries, title, easements, zoning or permits.
  • It isn't a survey, appraisal, elevation certificate, soil or perc test, or Phase I environmental site assessment.
  • It can't see local distribution power lines, driveways, legal access, wells or mineral rights.
  • Maps lag behind the ground, and distances are straight-line, not driving distance.

Sources and vintages

Summarized per county by our build script on 2026-10-31. County figures cover the whole county; checks on the report are at your point.