Bolthole Index

Illinois · Off-grid & homestead potential

McDonough County

68Index Score / 100
#19 of 102 in Illinois

McDonough County scores 68/100 on the Bolthole Index, a strong county profile. Its strengths are a durable current and mid-century hazard profile and more administrative friction around building and land use.

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McDonough County in Illinois

68
County map
McDonough County highlighted among the Illinois counties · colored by Index score

How McDonough County scores

Seclusion52100% ev.
Self-Sufficiency57100% ev.
Admin Boringness5835% ev.
Durability76100% ev.
Property Autonomy42100% ev.
Carry Cost55100% ev.

Evidence strength: 89%. This reports direct-source completeness and fallback use; it is separate from the score and is not a confidence interval. How it works →

$99kTypical home
2.2%Property tax
$9,948Land / acre
39.3"Annual rain
3.9% of yrsSevere drought
7.7 / yr (+7)Mid-century 100°F days
14.9 daysMid-century dry spell
1.73" (+7.6%)Mid-century 1-day rain
1.77×Wildfire change factor
100%Forward climate coverage
$1,455Home insurance / yr
4.8% / yrInsurance growth
1.06%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
27,293People within 30 min
1,294,549People within 2 hr
28,553Radius comparison (15 mi)
45.5People / sq mi
0.1%Federal land
93%Land at 15% slope or less
23.3%Septic soil without severe limits
87,484 acWorkable land screen
14.9%Wooded land
42.9 tonsBiomass / forest ac
51.7°FAvg temp

Scout McDonough 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 McDonough County

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

  • Building permitNot published

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

  • County zoningNot published

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

  • Septic permittingMcDonough County Health Department (under IDPH 77 Ill. Adm. Code Part 905)

    Illinois private sewage disposal is regulated under IDPH Part 905 and administered locally; the McDonough County Health Department reviews/permits private sewage disposal (septic) systems.

    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 McDonough County Health Department before you buy or build. Scouted Jul 2026 from official county sources.

Living off-grid in McDonough County, Illinois

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

McDonough County scores 68/100 on the Bolthole Index, a strong county profile. Its strengths: a durable current and mid-century hazard profile and more administrative friction around building and land use.

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

Building-permit rules for unincorporated McDonough County are not published on an official source. Onsite septic is permitted by McDonough County Health Department (under IDPH 77 Ill. Adm. Code Part 905). Rules change and cities within the county differ — always confirm with the county before you buy or build.

How much does land cost in McDonough County, Illinois?

Land in McDonough County runs about $9,948 per acre, based on the latest county data.

What is the water situation in McDonough County?

McDonough County gets about 39.3" of rain a year, with severe drought in roughly 3.9% of years.

How remote is McDonough County?

A representative private-land location has about 27,293 people within a 30-minute drive and 1,294,549 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 McDonough 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 McDonough compares in Illinois

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