Buildocrat US Land Value Book

Land and home values in Jefferson County, Illinois

Jefferson County (small town, Mount Vernon, IL) covers 571 square miles and 11 census tracts. Residential land is about $1.35 per sq ft at the county median, from $0.58 in its most rural tracts to $1.84 in its most valuable. The typical home is worth about $158,000 and a 2-bedroom rents for about $1,080 a month, as of October 12, 2026.

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County values

Land: residential$1.35per sq ft
Land: residential$58,850per acre
Land: quarter-acre lot$14,71210,890 sq ft
Land: farmland$5,560per acre
Home: typical (median)$158,000value
Home: entry-level$93,900lower quartile
Home: upper-end$243,000upper quartile
Build new$194per sq ft, no land
Rent: 1-bedroom$820per month
Rent: 2-bedroom$1,080per month
Rent: 3-bedroom$1,300per month
Rent: 4-bedroom$1,440per month
Gross yield, 2-bed8.2%a year

Price tiers

TierTractsLand $/sq ftTypical homeRent 2-bed
Small town4$1.38$152,000$1,100
Rural7$1.08$170,000$1,080

Tiers rank neighborhoods by home value within each metro area; outside metro areas they follow how built-up the land is. They describe prices only.

Cities and towns

Highest-value places

PlaceTypeLand $/sq ftTypical home
DixTown$1.47$118,000
BlufordTown$1.32$112,000
WoodlawnTown$1.21$157,000
InaTown$1.14$123,000
NasonTown$1.10$86,800
BonnieTown$1.03$86,400
WaltonvilleTown$1.02$131,000
Belle RiveTown$1.02$112,000

Questions people ask

How much is land worth in Jefferson County, IL?

Residential land in Jefferson County, IL is about $1.35 per square foot, or $58,850 an acre, as of October 2026. A quarter-acre lot (10,890 sq ft) is about $14,712. Smaller lots sell for more per square foot and large tracts for less.

What is the typical home value in Jefferson County, IL?

The typical (median) home in Jefferson County, IL is worth about $158,000, with entry-level homes around $93,900 and upper-end homes around $243,000, as of October 2026.

How much is rent in Jefferson County, IL?

A 2-bedroom rents for about $1,080 a month in Jefferson County, IL, a 1-bedroom about $820 and a 3-bedroom about $1,300 (gross rent including utilities, HUD Fair Market Rent basis).

How much is farmland per acre in Jefferson County, IL?

Farmland averages about $5,560 an acre in Jefferson County, IL (USDA, including buildings), well below residential land.

Is this an appraisal?

No. Indicative values for screening, budgeting and negotiation, not an appraisal. For lending, a tax appeal or legal use, hire a state-licensed or certified appraiser.

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