County

LaSalle County, IL

24 ZIP codes  ·  24 cities  ·  Illinois

👥104,801Population
💰$71,966Median HH Income≈ Avg
🎂42.0Median Age
🏠$152,169Median Home Value▼ 45% below avg
🎓31.1%College Grads▼ 20% below avg
📊5.5%Unemployment▲ 13% above avg
People & Population (ACS 2023 — weighted avg)
♂ Male 50.8% Female 49.2% ♀

Race & Ethnicity

White: 82.9%Hispanic: 10.9%Black: 3.2%Asian: 1%Other: 2.4%Race
White82.9%
Hispanic10.9%
Black3.2%
Asian1.0%
Other2.4%

Age Breakdown

Under 5
5%
5–17
16%
18–24
8%
25–44
25%
45–64
26%
65+
9%

Key Indicators

Median Age42.0 yrs
Avg HH Size2.35
Below Poverty13.3% ▲ 33% above avg
College Grads31.1% ▼ 20% below avg
Unemployment5.5% ▲ 13% above avg
No HS Diploma815 (1.2%)
HS Graduate23,969 (34.5%)
Some College12,568 (18.1%)
Associates10,424 (15%)
Bachelors8,642 (12.4%)
Graduate Degree13,036 (18.8%)

Education

No HS: 1.2%HS Grad: 34.5%Some College: 18.1%Associates: 15%Bachelors: 12.4%Graduate: 18.8%Edu
No HS1.2%
HS Grad34.5%
Some College18.1%
Associates15.0%
Bachelors12.4%
Graduate18.8%
Housing & Income

Housing Tenure

Owner: 73.1%Renter: 26.9%Tenure
Owner73.1%
Renter26.9%

Home Value Distribution

Under $50k
8%
$50k–$100k
19%
$100k–$150k
24%
$150k–$200k
17%
$200k–$300k
19%
$300k–$500k
10%
Over $500k
3%

Financials

Median HH Income$71,966 ≈ Avg
Median Home Value$152,168 ▼ 45% below avg
Home/Income Ratio2.1x (nat avg ~3.5x)
Median Rent$928/mo
Total Housing Units48,024
Vacant Units4,565

Income Distribution

Under $25k
16%
$25k–$50k
16%
$50k–$75k
18%
$75k–$100k
17%
$100k–$150k
18%
$150k–$200k
8%
Over $200k
7%
Employment & Commute

How People Get to Work

Drove Alone
93%
Public Transit
0%
Walked
2%
Work From Home
5%

Commute Time

Under 15 min
42%
15–30 min
29%
30–45 min
14%
Over 45 min
16%
Housing Stock

Year Built

Before 1940
4%
1940s–1950s
15%
1960s–1970s
10%
1980s–1990s
11%
2000+
59%
About LaSalle County, IL

LaSalle County is located in Illinois and encompasses 24 ZIP codes spanning 24 cities and communities. The county has an estimated population of 104,801 residents. With a median age of 42.03, it is a middle-aged county.

LaSalle County has a solidly middle-class economic profile. The median household income of $71,966 is near the national average. Unemployment stands at 5.5%, near the national average. The poverty rate of 13.3% is above the national average.

Housing in LaSalle County is an affordable housing market, with a median home value of $152,168 — below the national average. Monthly median rent is approximately $927. Homeownership rates are high at 73.1%, reflecting a largely residential, stable population.

The residents of LaSalle County are primarily White (82.91%). Educational attainment is moderately educated — 31.1% of adults hold a bachelor's degree or higher, below the national average.

LaSalle County, IL is a solidly middle-class area in Illinois. The 24 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in LaSalle County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
61316 Cedar Point 212 $59,583 $86,800 $950 3.2% 19.9%
61321 Dana 232 $77,759 $86,600 $733 17.7% 18.2%
60518 Earlville 3,576 $73,750 $151,200 $1,051 4.8% 25.5%
61325 Grand Ridge 1,131 $89,135 $179,900 $900 12.6% 44.0%
61301 La Salle 10,312 $59,260 $117,800 $1,010 5.6% 28.3%
60531 Leland 2,170 $77,672 $225,800 $1,532 7.5% 33.0%
61332 Leonore 150 $68,750 $82,800 $880 4.3% 12.8%
61334 Lostant 620 $96,417 $119,700 $900 3.2% 22.1%
61341 Marseilles 7,249 $78,895 $179,400 $1,048 5.9% 28.3%
61342 Mendota 8,373 $65,184 $132,700 $841 5.0% 33.7%
61348 Oglesby 4,397 $71,197 $139,100 $691 5.8% 39.3%
61350 Ottawa 23,999 $77,562 $157,100 $940 6.0% 33.5%
61354 Peru 10,366 $69,382 $160,100 $877 3.3% 37.4%
60470 Ransom 410 $68,500 $113,800 $700 6.6% 30.3%
61358 Rutland 385 $87,143 $204,000 $860 1.0% 26.9%
61360 Seneca 3,320 $94,137 $240,800 $1,057 2.7% 31.5%
60549 Serena 836 $105,625 $292,000 5.6% 36.3%
60551 Sheridan 4,984 $84,925 $247,300 $888 2.2% 25.3%
61364 Streator 18,236 $57,147 $97,300 $810 7.6% 25.5%
61370 Tonica 1,250 $82,917 $153,300 $850 2.8% 32.7%
61372 Troy Grove 269 $81,838 $186,300 $792 0.0% 33.3%
61373 Utica 2,120 $102,639 $222,600 $1,310 4.3% 36.8%