Bolthole Index

Tennessee · Off-grid & homestead potential

Marion County

69Index Score / 100
#45 of 95 in Tennessee

Marion County scores 69/100 on the Bolthole Index, a strong county profile. Its strengths are manageable long-term carry cost and a stronger property-autonomy legal backdrop.

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County locator

Marion County in Tennessee

69
County map
Marion County highlighted among the Tennessee counties · colored by Index score

How Marion County scores

Seclusion42100% ev.
Self-Sufficiency63100% ev.
Admin Boringness63100% ev.
Durability54100% ev.
Property Autonomy71100% ev.
Carry Cost81100% ev.

Evidence strength: 100%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$267kTypical home
0.4%Property tax
$5,249Land / acre
61.5"Annual rain
7.1% of yrsSevere drought
4.4 / yr (+4.2)Mid-century 100°F days
13.8 daysMid-century dry spell
2.66" (+10.3%)Mid-century 1-day rain
1.5×Wildfire change factor
100%Forward climate coverage
$1,823Home insurance / yr
0.7% / yrInsurance growth
0.94%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
17,225People within 30 min
4,238,284People within 2 hr
50,238Radius comparison (15 mi)
59People / sq mi
0.4%Federal land
40.7%Land at 15% slope or less
4.8%Septic soil without severe limits
12,883 acWorkable land screen
82.4%Wooded land
55.3 tonsBiomass / forest ac
58.5°FAvg temp

Scout Marion 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.

Each button opens a current land search for Marion County. Listing sites control their own results and filters.

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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 Marion County

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

  • Building permitRequired

    County states building permitting for unincorporated Marion County is completed through its Building & Planning office (with a Building Official and online permit system), despite being exempt from the state residential program.

    Marion County Building & Planning
  • County zoningNone county-wide

    County FAQ states 'there is no zoning in unincorporated Marion County, Tennessee,' though some plats have private covenants/HOAs.

    Marion County FAQ
  • Septic permittingTennessee Department of Environment and Conservation (TDEC) - Division of Water Resources

    County directs applicants to TDEC/Division of Water Resources approved soil consultants; subsurface sewage (septic) permits are issued statewide by TDEC.

    TDEC - Subsurface Sewage Disposal Systems (SSDS)
  • Owner-builderAllowed

    County provides an Owner/Builder Agreement form allowing an owner to act as their own builder, subject to permitting procedures.

    Marion County Building & Planning
  • 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 Marion County Building & Planning before you buy or build. Scouted Aug 2026 from official county sources.

Living off-grid in Marion County, Tennessee

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

Marion County scores 69/100 on the Bolthole Index, a strong county profile. Its strengths: manageable long-term carry cost and a stronger property-autonomy legal backdrop.

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

Marion County generally requires a residential building permit, and it has no county-wide zoning. Onsite septic is permitted by Tennessee Department of Environment and Conservation (TDEC) - Division of Water Resources. Owner-builders may act as their own contractor to build their home. Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Marion County, Tennessee?

Land in Marion County runs about $5,249 per acre, based on the latest county data.

What is the water situation in Marion County?

Marion County gets about 61.5" of rain a year, with severe drought in roughly 7.1% of years.

How remote is Marion County?

A representative private-land location has about 17,225 people within a 30-minute drive and 4,238,284 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 Marion 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 Marion compares in Tennessee

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