Bolthole Index

Illinois · Off-grid & homestead potential

Mason County

63Index Score / 100
#36 of 102 in Illinois

Mason County scores 63/100 on the Bolthole Index, a solid county profile. Its strengths are higher long-term carry cost.

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County locator

Mason County in Illinois

63
County map
Mason County highlighted among the Illinois counties · colored by Index score

How Mason County scores

Seclusion58100% ev.
Self-Sufficiency53100% ev.
Admin Boringness5590% ev.
Durability54100% ev.
Property Autonomy42100% ev.
Carry Cost58100% 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 →

$97kTypical home
2.1%Property tax
$8,722Land / acre
38.6"Annual rain
4.3% of yrsSevere drought
10.1 / yr (+9.1)Mid-century 100°F days
14.9 daysMid-century dry spell
1.7" (+7.4%)Mid-century 1-day rain
1.78×Wildfire change factor
100%Forward climate coverage
$1,481Home insurance / yr
2.6% / yrInsurance growth
1.08%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
8,400People within 30 min
1,191,343People within 2 hr
16,097Radius comparison (15 mi)
23.2People / sq mi
1.5%Federal land
99%Land at 15% slope or less
4.9%Septic soil without severe limits
16,014 acWorkable land screen
13.8%Wooded land
68.5 tonsBiomass / forest ac
52.7°FAvg temp

Scout Mason County

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Property hunt

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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 Mason County

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

  • Building permitLimited

    The county administers a zoning ordinance with a Code Enforcement Officer (implying zoning permits), but no county building-code department or full residential building-permit program was found; Illinois imposes no statewide residential code on non-home-rule counties.

    Mason County IL Zoning Department ↗
  • County zoningYes

    Mason County has a countywide Zoning Ordinance (adopted 1975, revised 2008) administered by the county Zoning/Code Enforcement office.

    Mason County IL Zoning Department ↗
  • Septic permittingMason County Health Department, Environmental Health

    Private sewage disposal (septic) permits are issued by the Mason County Health Department under IDPH's Private Sewage Disposal Code.

    Mason County Health Department Septic Permit ↗
  • 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 Mason County IL Zoning Department before you buy or build. Scouted Jul 2026 from official county sources.

Living off-grid in Mason County, Illinois

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

Mason County scores 63/100 on the Bolthole Index, a solid county profile. Its strengths: higher long-term carry cost.

Do you need a building permit in Mason County, Illinois?

Mason County requires a building permit only in limited cases (such as floodplains or specific zones), and it enforces county zoning. Onsite septic is permitted by Mason County Health Department, Environmental Health. Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in Mason County, Illinois?

Land in Mason County runs about $8,722 per acre, based on the latest county data.

What is the water situation in Mason County?

Mason County gets about 38.6" of rain a year, with severe drought in roughly 4.3% of years.

How remote is Mason County?

A representative private-land location has about 8,400 people within a 30-minute drive and 1,191,343 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 Mason 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 Mason compares in Illinois

Compare side-by-side →See all 102 Illinois counties ranked →