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IL area data

Island lake, IL

Island lake, IL.

Population: 8,347 (Census ACS)

The median home value in Island lake, IL is $309,266 — up 6.3% over the past year. Homes sell for a median $335,000 after a median 40 days on market. Typical rent runs $1,873/month. 2 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with coldwave, strongwind, tornado the top-rated hazards. Cost of living is 2.7% below the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$309,266

Median home value

+6.3%

1-year change

40

Median days on market

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Median home value
$309,266
1-year appreciation
+6.3%
3-year appreciation
+19.5%
5-year appreciation
+39.1%
10-year appreciation
+94.5%
All-time peak (2026-07)
$309,266
House Price Index (state)
325.3 (+6.1% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$335,000
Median list price
$350,000
Median price per sqft
$216
1-year sale-price change
+19.6%
Median days on market
40 days
Homes sold (recent period)
30
For-sale inventory
26
Sale-to-list ratio
101.0%
Active listings
29
1-year forecast
+2.1%
New listings (monthly)
15

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$1,873/mo
Studio fair-market rent
$1,870/mo
1BR fair-market rent
$2,000/mo
2BR fair-market rent
$2,250/mo
3BR fair-market rent
$2,900/mo
4BR fair-market rent
$3,350/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

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%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
2
Elementary schools
1
Middle schools
1
High schools
0
Schools include
Cotton Creek School, Matthews Middle School

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
coldWave, strongWind, tornado, hail, inlandFlooding
Notable hazard ratings (county)
coldWave: Relatively High · drought: Relatively Low · earthquake: Relatively Low · hail: Relatively Moderate · heatWave: Relatively Low · iceStorm: Relatively Low
Wildfire risk to homes (county)
Higher than 14% of US counties
Buildings in wildfire direct-exposure zone
26.8%
Radon potential (county)
Moderate radon potential — EPA Zone 2 of 3
EPA Superfund (NPL) sites within 5 mi
1
Nearest Superfund site
Wauconda Sand & Gravel (3 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Annual precipitation
42.3 in
USDA plant hardiness zone
5b (extreme annual low -15 to -10°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
49
Days with Good air quality
191
Days with Moderate air quality
153
Days with Unhealthy air quality
4
Highest AQI recorded (year)
230

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
7.2 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
50,633
Jobs reachable by transit (45 min)
56,574

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
1
Nearest national park
Pullman National Historical Park (50 mi)
Airports within 30 mi
62
Nearest airport
Campbell Airport (7 mi)
Nearest major airport
Chicago Executive Airport (PWK) (19 mi)
Hospitals nearby (~15 mi)
11
Hospitals include
ADVOCATE SHERMAN HOSPITAL, SAINT JOSEPH HOSPITAL-ELGIN, ELGIN MENTAL HEALTH CENTER
Avg hospital rating (CMS)
4.0 / 5
Best hospital rating nearby (CMS)
5.0 / 5
EV charging stations (within 10 mi)
10
Solar radiation rating
Fair (3.9 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
+54 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,989
Housing built before 1970
23.2%
Housing built 2000 or later
15.4%
Median annual property tax
$6,374
Mean commute to work
27 min
Households with broadband internet
87.0%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
82,414
Average weekly wage
$1,024
Top industries (by employment)
Health Care, Accommodation & Food, Construction
Annual residential building permits (county)
858

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

Island lakeState medianUS median
Median home value$309,266$195,432$289,727
Median sale price$335,000$212,000$325,000
Median days on market40 days48 days51 days
Typical rent$1,873/mo$1,800/mo$1,808/mo
Median annual property tax$6,374$2,696$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

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

Common questions

What is the median home value in Island lake, IL?
$309,266.
What is the median sale price in Island lake, IL?
$335,000.
How long do homes take to sell in Island lake, IL?
Median days on market: 40 days.
What is typical rent in Island lake, IL?
Typical rent: $1,873/month.
What is the natural-hazard risk in Island lake, IL?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: coldWave, strongWind, tornado, hail, inlandFlooding.
What is the wildfire risk in Island lake, IL?
Risk to homes is higher than 14% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Island lake, IL?
Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Island lake, IL?
1 current or proposed National Priorities List site within 5 miles (EPA). Nearest site: Wauconda Sand & Gravel, 3 mi.
How many schools serve Island lake, IL?
2 schools (1 elementary, 1 middle) (NCES, 2022-23).
Is Island lake, IL walkable?
Walkability index: 7.2/20 (EPA Smart Location Database).
What is the air quality in Island lake, IL?
Good. Median AQI: 49. (EPA AQI).
What is the cost of living in Island lake, IL?
Regional Price Parity: 97.3 (100 = US average) (Average) (BEA RPP, metro/state-level).

ZIP code for Island lake

Selling a home in Island lake, IL?

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Data last updated

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

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