Skip to main content

IL area data

Geff, IL

Geff, IL.

Population: 724 (Census ACS)

Home values & appreciation

Median home value
$133,420
1-year appreciation
+1.2%
All-time peak (2026-03)
$141,373
House Price Index
325.3 (+6.1% YoY)

Affordability

Cost of living index (Average)
97.3 (100 = US avg)
Electricity rate (state-level)
17.7¢/kWh
Natural gas rate (state-level)
$11.30/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Schools

Total schools
1
Elementary schools
1
Middle schools
0
High schools
0

Natural hazards & flood risk

Overall hazard risk
Very Low
Top hazards
drought, heatWave

Climate (30-year normals)

Average annual temperature
55.0°F
Average high
67.0°F
Average low
44.0°F
Annual precipitation
50.8 in

Amenities

National parks within ~60 mi
1
Nearest national park
George Rogers Clark National Historical Park (50 mi)
Nearest airport
Fairfield Municipal Airport (4 mi)
Hospitals nearby (~15 mi)
1,090
Avg hospital rating
3.1 / 5
Solar radiation rating
Fair (4.2 kWh/m²/day)

Migration

Net migration
-14 tax filers

Housing stock

Median year housing built
1,983
Median annual property tax
$1,181
Mean commute to work
34 min
Households with broadband internet
74.9%

Employment & development

Total county employment
3,132
Average weekly wage
$829
Top industries (by employment)
Accommodation & Food, Wholesale Trade, Other Services
Annual residential building permits (county)
3

Area data compiled from public government, academic, and industry research feeds. Data sources →

Data last updated

Most recent source refresh: Aug 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents