Bolthole Index

Illinois · Off-grid & homestead potential

Montgomery County

58Index Score / 100
#55 of 102 in Illinois

Montgomery County scores 58/100 on the Bolthole Index, a solid county profile. Its strengths are low administrative friction for a quiet rural property. The trade-offs: about 25,310 people within a 30-minute drive.

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County locator

Montgomery County in Illinois

58
County map
Montgomery County highlighted among the Illinois counties · colored by Index score

How Montgomery County scores

Seclusion37100% ev.
Self-Sufficiency57100% ev.
Admin Boringness6168% ev.
Durability57100% ev.
Property Autonomy42100% ev.
Carry Cost57100% ev.

Evidence strength: 95%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$129kTypical home
1.7%Property tax
$8,961Land / acre
41"Annual rain
1.1% of yrsSevere drought
10.7 / yr (+9.6)Mid-century 100°F days
15.5 daysMid-century dry spell
1.88" (+5.4%)Mid-century 1-day rain
1.84×Wildfire change factor
100%Forward climate coverage
$1,537Home insurance / yr
3.2% / yrInsurance growth
0.98%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
25,310People within 30 min
3,928,672People within 2 hr
26,195Radius comparison (15 mi)
39.3People / sq mi
0%Federal land
95.3%Land at 15% slope or less
4.9%Septic soil without severe limits
21,545 acWorkable land screen
15.1%Wooded land
41.7 tonsBiomass / forest ac
53.9°FAvg temp

Scout Montgomery 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 Montgomery County

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

  • Building permitLimited

    The county has no building/code-enforcement department; unincorporated construction is handled via a 'Structural Improvement Permit' worksheet through the Supervisor of Assessments office (assessment-oriented, not full building-code inspection).

    Montgomery County Structural Improvement Permit (Assessment Office)
  • County zoningNot published

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

  • Septic permittingMontgomery County Health Department (Environmental Health), as agent under IDPH

    Private sewage disposal (septic) permits in Illinois are issued by the local county health department under the IDPH Private Sewage Disposal Code (77 IAC 905); Montgomery County Health Department operates an Environmental Health division.

    Illinois Department of Public Health - Private Sewage Disposal
  • 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 Montgomery County, Illinois (Supervisor of Assessments / Health Department) before you buy or build. Scouted Jul 2026 from official county sources.

Living off-grid in Montgomery County, Illinois

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

Montgomery County scores 58/100 on the Bolthole Index, a solid county profile. Its strengths: low administrative friction for a quiet rural property. Watch-outs: about 25,310 people within a 30-minute drive.

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

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

How much does land cost in Montgomery County, Illinois?

Land in Montgomery County runs about $8,961 per acre, based on the latest county data.

What is the water situation in Montgomery County?

Montgomery County gets about 41" of rain a year, with severe drought in roughly 1.1% of years.

How remote is Montgomery County?

A representative private-land location has about 25,310 people within a 30-minute drive and 3,928,672 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 Montgomery 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 Montgomery compares in Illinois

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