Bolthole Index

Texas · Off-grid & homestead potential

Harrison County

71Index Score / 100
#34 of 254 in Texas

Harrison County scores 71/100 on the Bolthole Index, a strong county profile. Its strengths are low administrative friction for a quiet rural property and manageable long-term carry cost. The trade-offs: about 91,886 people within a 30-minute drive.

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County locator

Harrison County in Texas

71
County map
Harrison County highlighted among the Texas counties · colored by Index score

How Harrison County scores

Seclusion35100% ev.
Self-Sufficiency72100% ev.
Admin Boringness8290% ev.
Durability59100% ev.
Property Autonomy71100% ev.
Carry Cost75100% ev.

Evidence strength: 98%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$209kTypical home
1%Property tax
$4,360Land / acre
50.4"Annual rain
17.3% of yrsSevere drought
27.5 / yr (+21.7)Mid-century 100°F days
20.3 daysMid-century dry spell
2.44" (+4.3%)Mid-century 1-day rain
1.41×Wildfire change factor
100%Forward climate coverage
$2,091Home insurance / yr
0.4% / yrInsurance growth
0%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
91,886People within 30 min
1,784,047People within 2 hr
49,040Radius comparison (15 mi)
78.8People / sq mi
1.5%Federal land
99.6%Land at 15% slope or less
6.5%Septic soil without severe limits
36,697 acWorkable land screen
71.5%Wooded land
40.1 tonsBiomass / forest ac
65.6°FAvg temp

Scout Harrison County

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Property hunt

Find land. Bring the promising ones back.

Search live inventory elsewhere, then cost and vet each candidate here. No copied listings, account, or paid data feed.

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A planning estimate, not a valuation or contractor quote. The USDA benchmark includes farm land and buildings; it is context, not a parcel comp.

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Building & land-use rules in Harrison County

What it takes to build here — permits, zoning, and septic — scouted from Harrison County’s own official sources.

  • Building permitNot required

    Texas counties cannot mandate single-family residential building permits in unincorporated areas (Local Gov Code Ch. 233); Harrison County only administers floodplain-development permits, not a general building-permit program.

    Bexar County (official) - County Building Permit Authority FAQ (Texas statewide statute)
  • County zoningNone county-wide

    Texas counties generally have no zoning authority in unincorporated areas; Harrison County publishes no county zoning ordinance.

    Bexar County (official) - County Zoning Authority FAQ (Texas statewide statute)
  • Septic permittingHarrison County Environmental Health Department (TCEQ-authorized OSSF agent)

    Harrison County Environmental Health is the local authorized agent issuing OSSF (septic) permits and maintaining approved designer/installer lists.

    Harrison County, TX - Environmental Health
  • Owner-builderNot published

    Not published on an official source — confirm with the county.

  • Building inspectionsNot published

    Not published on an official source — confirm with the county.

  • Occupancy certificateNot published

    Not published on an official source — confirm with the county.

  • Septic permitNot published

    Not published on an official source — confirm with the county.

  • Septic inspectionNot published

    Not published on an official source — confirm with the county.

  • Off-grid sanitationNot published

    Not published on an official source — confirm with the county.

Always confirm current rules with Harrison County Environmental Health Department before you buy or build. Scouted Jul 2026 from official county sources.

Living off-grid in Harrison County, Texas

Is Harrison County a good place to live off-grid or homestead?

Harrison County scores 71/100 on the Bolthole Index, a strong county profile. Its strengths: low administrative friction for a quiet rural property and manageable long-term carry cost. Watch-outs: about 91,886 people within a 30-minute drive.

Do you need a building permit in Harrison County, Texas?

Harrison County does not require a county building permit for a home in unincorporated areas, and it has no county-wide zoning. Onsite septic is permitted by Harrison County Environmental Health Department (TCEQ-authorized OSSF agent). Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Harrison County, Texas?

Land in Harrison County runs about $4,360 per acre, based on the latest county data.

What is the water situation in Harrison County?

Harrison County gets about 50.4" of rain a year, with severe drought in roughly 17.3% of years.

How remote is Harrison County?

A representative private-land location has about 91,886 people within a 30-minute drive and 1,784,047 within two hours. The road-network catchments count population across county lines and clusters of smaller cities; straight-line radius values remain available as a comparison.

Off-grid gear

Going off-grid in Harrison County means bringing your own water and power. The kit we’d start with:

WaterCrystal QuestFilter any source — well, rain, or creek — to drinking-clean.PowerBluettiSolar generators and home battery backup for living off the grid.

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How Harrison compares in Texas

Compare side-by-side →See all 254 Texas counties ranked →