US ZIP Code
61378

West Brooklyn, IL

Lee County  ·  Illinois

● Active
👥 606 Population ↑ 86% since 2019
💰 $84,464 Median HH Income
▲ 11% above avg ↑ 22% since 2019
🎂 29.6 Median Age ↓ 47% since 2019
🏠 $171,600 Median Home Value
▼ 38% below avg ↑ 43% since 2019
🎓 38.1% College Grads
≈ Avg
📊 0.4% Unemployment
▼ 91% below avg ↓ 76% since 2019
ZIP Code Details
ZIP Code61378
CityWest Brooklyn
StateIllinois (IL)
CountyLee County
Area Code815
Elevation776 ft
Latitude41.722671
Longitude-89.155402
TimezoneChicago (DST)
FIPS17103
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 50.8% (308) Female 49.2% (298) ♀

Race & Ethnicity

White: 94.2%Hispanic: 4.8%Asian: 0.3%Other: 0.7%Race
White94.2%
Hispanic4.8%
Asian0.3%
Other0.7%

Age Breakdown

Under 5
15%
5–17
19%
18–24
1%
25–44
36%
45–64
18%
65+
2%

Key Indicators

Median Age29.6 yrs ↓ 47% since 2019
Avg Household Size2.94
Below Poverty2.2% ▼ 79% below avg
College Grads38.1% ≈ Avg
Unemployment0.4% ▼ 91% below avg
HS Graduate130 (36.9%)
Some College43 (12.2%)
Associates45 (12.8%)
Bachelors24 (6.8%)
Graduate Degree110 (31.3%)

Education

HS Grad: 36.9%Some College: 12.2%Associates: 12.8%Bachelors: 6.8%Graduate: 31.3%Edu
HS Grad36.9%
Some College12.2%
Associates12.8%
Bachelors6.8%
Graduate31.3%
Housing & Income

Housing Tenure

Owner: 68%Renter: 32%Tenure
Owner68.0%
Renter32.0%

Home Value Distribution

Under $50k
11%
$50k–100k
8%
$100k–150k
18%
$150k–200k
25%
$200k–300k
26%
$300k–500k
12%

Financials

Median HH Income$84,464 ▲ 11% above avg ↑ 22% since 2019
Median Home Value$171,600 ▼ 38% below avg ↑ 43% since 2019
Home/Income Ratio2.0x (nat avg ~3.5x)
Median Rent$1,088/mo
Total Units224
Vacant Units18
Avg HH Size2.94

Income Distribution

Under $25k
11%
$25k–50k
8%
$50k–75k
14%
$75k–100k
24%
$100k–150k
17%
$150k–200k
14%
Over $200k
12%
Employment & Commute

How People Get to Work

Drove Alone
72%
Work From Home
28%

Commute Time

Under 15 min
10%
15–30 min
27%
30–45 min
24%
Over 45 min
39%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
5%
1960s–1970s
16%
1980s–1990s
13%
2000+
64%

Summary

Total Units224
Vacant18
Owner Occupied68.0%
Renter Occupied32.0%
Avg HH Size2.94
Frequently Asked Questions
ZIP code 61378 is in West Brooklyn, IL, in Lee County.
ZIP code 61378 is located in Illinois (IL).
ZIP code 61378 is in Lee County, IL.
ZIP 61378 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 61378 is 606 people (ACS 2023).
The median household income in ZIP code 61378 is $84,464 (ACS 2023).
The median home value in ZIP 61378 is $171,600 (ACS 2023).
About ZIP Code 61378

ZIP code 61378 is located in West Brooklyn, Illinois, within Lee County. With a population of 606, this is a sparsely populated ZIP code with a young community — the median age is 29.6 years. Economically, 61378 is a middle-income ZIP code: the median household income of $84,464 is near the national average.

Real estate in ZIP code 61378 represents an affordable housing market. The median home value of $171,600 is below the national average. Renters can expect to pay around $1,088 per month in median rent. Homeownership is strong here — 68.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 43% since 2019.

The population of 61378 is primarily White (94.22%). Residents are moderately educated — 38.1% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 2.2%. Household income has grown by 22% since 2019.

The unemployment rate in 61378 stands at 0.4%, which is well below the national average. A notably high share of workers — 26% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 69%.

Overall, ZIP code 61378 in West Brooklyn, IL is characterized as middle-income, moderately educated, a young community, and predominantly owner-occupied. With 606 residents, a median household income of $84,464, and a median home value of $171,600, it offers a clear picture of life in this part of Illinois.