Bolthole Index

Tennessee · Off-grid & homestead potential

Franklin County

67Index Score / 100
#51 of 95 in Tennessee

Franklin County scores 67/100 on the Bolthole Index, a strong county profile. Its strengths are manageable long-term carry cost and strong self-sufficiency basics: 60.3″/yr rainfall plus 62.1% wooded land. The trade-offs: about 26,782 people within a 30-minute drive and more administrative friction around building and land use.

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County locator

Franklin County in Tennessee

67
County map
Franklin County highlighted among the Tennessee counties · colored by Index score

How Franklin County scores

Seclusion40100% ev.
Self-Sufficiency7599% ev.
Admin Boringness4290% ev.
Durability63100% ev.
Property Autonomy71100% ev.
Carry Cost78100% 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 →

$323kTypical home
0.6%Property tax
$5,951Land / acre
60.3"Annual rain
6.7% of yrsSevere drought
5.6 / yr (+5.4)Mid-century 100°F days
13.3 daysMid-century dry spell
2.77" (+10%)Mid-century 1-day rain
1.49×Wildfire change factor
100%Forward climate coverage
$1,817Home insurance / yr
0.1% / yrInsurance growth
0.79%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
26,782People within 30 min
3,617,370People within 2 hr
51,686Radius comparison (15 mi)
80.5People / sq mi
7.5%Federal land
64.6%Land at 15% slope or less
30.9%Septic soil without severe limits
79,457 acWorkable land screen
62.1%Wooded land
56 tonsBiomass / forest ac
58.7°FAvg temp

Scout Franklin 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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Building & land-use rules in Franklin County

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

  • Building permitRequired

    County's official Planning & Zoning building permits page states plainly that building permits are required in Franklin County.

    Franklin County TN Planning & Zoning - Building Permits
  • County zoningYes

    County Planning & Zoning Department administers a Zoning Resolution, subdivision and floodplain regulations for the unincorporated areas of Franklin County.

    Franklin County TN Planning & Zoning Department
  • Septic permittingTennessee Department of Environment and Conservation (TDEC)

    Subsurface Sewage Disposal System (SSDS) construction permits are issued by the state agency TDEC under Rule 0400-48-01.

    TDEC - Subsurface Sewage Disposal Systems (SSDS)
  • 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 Franklin County TN Planning & Zoning Department before you buy or build. Scouted Aug 2026 from official county sources.

Living off-grid in Franklin County, Tennessee

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

Franklin County scores 67/100 on the Bolthole Index, a strong county profile. Its strengths: manageable long-term carry cost and strong self-sufficiency basics: 60.3″/yr rainfall plus 62.1% wooded land. Watch-outs: about 26,782 people within a 30-minute drive and more administrative friction around building and land use.

Do you need a building permit in Franklin County, Tennessee?

Franklin County generally requires a residential building permit, and it enforces county zoning. Onsite septic is permitted by Tennessee Department of Environment and Conservation (TDEC). Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Franklin County, Tennessee?

Land in Franklin County runs about $5,951 per acre, based on the latest county data.

What is the water situation in Franklin County?

Franklin County gets about 60.3" of rain a year, with severe drought in roughly 6.7% of years.

How remote is Franklin County?

A representative private-land location has about 26,782 people within a 30-minute drive and 3,617,370 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 Franklin 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 Franklin compares in Tennessee

Compare side-by-side →See all 95 Tennessee counties ranked →