Bolthole Index

North Dakota · Off-grid & homestead potential

Mercer County

48Index Score / 100
#31 of 53 in North Dakota

Mercer County scores 48/100 on the Bolthole Index, a solid county profile. Its strengths are deep seclusion — about 11 people within a 30-minute drive and manageable long-term carry cost. The trade-offs: thin water margin (17.3″/yr rainfall).

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County locator

Mercer County in North Dakota

48
County map
Mercer County highlighted among the North Dakota counties · colored by Index score

How Mercer County scores

Seclusion85100% ev.
Self-Sufficiency19100% ev.
Admin Boringness4590% ev.
Durability47100% ev.
Property Autonomy73100% ev.
Carry Cost79100% 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 →

$242kTypical home
1.1%Property tax
$1,277Land / acre
17.3"Annual rain
9.4% of yrsSevere drought
6.7 / yr (+5.7)Mid-century 100°F days
21.2 daysMid-century dry spell
1.2" (+6.3%)Mid-century 1-day rain
1.43×Wildfire change factor
100%Forward climate coverage
$2,124Home insurance / yr
1.2% / yrInsurance growth
0.83%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
11People within 30 min
21,935People within 2 hr
4,872Radius comparison (15 mi)
8People / sq mi
8.4%Federal land
75.3%Land at 15% slope or less
12.8%Septic soil without severe limits
79,927 acWorkable land screen
4.4%Wooded land
14.3 tonsBiomass / forest ac
42.1°FAvg temp

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Property hunt

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Building & land-use rules in Mercer County

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

  • Building permitRequired

    Mercer County administers a county zoning ordinance and requires permit applications (submitted ahead of the Planning & Zoning meeting) for development outside municipal boundaries, handled by the county Land Use Administrator.

    Mercer County Planning & Zoning ↗
  • County zoningYes

    Mercer County has an adopted Mercer County Zoning Ordinance administered by its Land Use Administrator and Planning & Zoning board.

    Mercer County Planning & Zoning ↗
  • Septic permittingWestern Plains Public Health

    Western Plains Public Health serves this county and administers its onsite septic permit and inspection program.

    Western Plains Public Health - Onsite Septic System Program ↗
  • 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 Mercer County Planning & Zoning (Land Use Administrator) before you buy or build. Scouted Aug 2026 from official county sources.

Living off-grid in Mercer County, North Dakota

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

Mercer County scores 48/100 on the Bolthole Index, a solid county profile. Its strengths: deep seclusion — about 11 people within a 30-minute drive and manageable long-term carry cost. Watch-outs: thin water margin (17.3″/yr rainfall).

Do you need a building permit in Mercer County, North Dakota?

Mercer County generally requires a residential building permit, and it enforces county zoning. Onsite septic is permitted by Western Plains Public 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 Mercer County, North Dakota?

Land in Mercer County runs about $1,277 per acre, based on the latest county data.

What is the water situation in Mercer County?

Mercer County gets about 17.3" of rain a year, with severe drought in roughly 9.4% of years.

How remote is Mercer County?

A representative private-land location has about 11 people within a 30-minute drive and 21,935 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 Mercer 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 Mercer compares in North Dakota

Compare side-by-side →See all 53 North Dakota counties ranked →