Bolthole Index

Wisconsin · Off-grid & homestead potential

Jefferson County

42Index Score / 100
#67 of 72 in Wisconsin

Jefferson County scores 42/100 on the Bolthole Index, a marginal county profile. Its strengths are mixed durability signals and a stronger property-autonomy legal backdrop. The trade-offs: about 174,834 people within a 30-minute drive.

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County locator

Jefferson County in Wisconsin

42
County map
Jefferson County highlighted among the Wisconsin counties · colored by Index score

How Jefferson County scores

Seclusion14100% ev.
Self-Sufficiency56100% ev.
Admin Boringness44100% ev.
Durability72100% ev.
Property Autonomy70100% ev.
Carry Cost55100% 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 →

$373kTypical home
1.6%Property tax
$7,967Land / acre
36.1"Annual rain
3.6% of yrsSevere drought
2.4 / yr (+2.3)Mid-century 100°F days
13.4 daysMid-century dry spell
1.7" (+5.2%)Mid-century 1-day rain
1.68×Wildfire change factor
100%Forward climate coverage
$1,236Home insurance / yr
2.7% / yrInsurance growth
0.71%Nonrenewal rate
county median (2+ published ZIPs)Insurance basis
174,834People within 30 min
6,216,760People within 2 hr
108,648Radius comparison (15 mi)
154.1People / sq mi
2.5%Federal land
94.8%Land at 15% slope or less
4.2%Septic soil without severe limits
14,370 acWorkable land screen
20.4%Wooded land
33 tonsBiomass / forest ac
47.2°FAvg temp

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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 Jefferson County

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

  • Building permitRequired

    Wisconsin's statewide Uniform Dwelling Code (UDC) requires a building permit for all new one- and two-family dwellings; in Jefferson County the UDC permit is administered by the town/municipal building inspector, and local zoning must be satisfied before a permit issues.

    Wisconsin DSPS - Uniform Dwelling Code (Building a Home in WI) ↗
  • County zoningYes

    The Jefferson County Planning and Development (Planning & Zoning) Department administers county zoning and land use permits.

    Jefferson County WI - Planning and Development ↗
  • Septic permittingJefferson County Planning and Development Department (POWTS program)

    Jefferson County administers its Private Onsite Wastewater Treatment System (POWTS) ordinance and employs county inspectors licensed by WI DSPS to issue sanitary permits and inspect POWTS.

    Jefferson County WI - POWTS Ordinance ↗
  • Owner-builderAllowed

    Wisconsin DSPS states that a UDC construction and erosion-control permit may be taken out by the owner who currently occupies, or will occupy, the home. The owner-builder allowance does not waive required permits; new-home plumbing and electrical work generally must be performed under the applicable licensed professionals, while an owner-occupant may install the heating system.

    Wisconsin DSPS - Building a Home in Wisconsin (UDC Guide) ↗
  • 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 Jefferson County Planning and Development Department before you buy or build. Scouted Aug 2026 from official county sources.

Living off-grid in Jefferson County, Wisconsin

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

Jefferson County scores 42/100 on the Bolthole Index, a marginal county profile. Its strengths: mixed durability signals and a stronger property-autonomy legal backdrop. Watch-outs: about 174,834 people within a 30-minute drive.

Do you need a building permit in Jefferson County, Wisconsin?

Jefferson County generally requires a residential building permit, and it enforces county zoning. Onsite septic is permitted by Jefferson County Planning and Development Department (POWTS program). 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 Jefferson County, Wisconsin?

Land in Jefferson County runs about $7,967 per acre, based on the latest county data.

What is the water situation in Jefferson County?

Jefferson County gets about 36.1" of rain a year, with severe drought in roughly 3.6% of years.

How remote is Jefferson County?

A representative private-land location has about 174,834 people within a 30-minute drive and 6,216,760 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 Jefferson 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 Jefferson compares in Wisconsin

Compare side-by-side →See all 72 Wisconsin counties ranked →