| ZIP Code | 61770 |
|---|---|
| City | Saybrook |
| State | Illinois (IL) |
| County | McLean County |
| Area Code | 309/861 |
| Elevation | 809 ft |
| Latitude | 40.439518 |
|---|---|
| Longitude | -88.51077 |
| Timezone | Chicago (DST) |
| FIPS | 17113 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 39.9 yrs ↓ 10% since 2019 |
|---|---|
| Avg Household Size | 2.84 |
| Below Poverty | 12.8% ▲ 28% above avg |
| College Grads | 21.9% ▼ 43% below avg |
| Unemployment | 4.4% ▼ 11% below avg |
| No HS Diploma | 23 (3.8%) |
| HS Graduate | 311 (50.9%) |
| Some College | 87 (14.2%) |
| Associates | 56 (9.2%) |
| Bachelors | 41 (6.7%) |
| Graduate Degree | 93 (15.2%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $62,212 ▼ 18% below avg ↓ 4% since 2019 |
|---|---|
| Median Home Value | $101,000 ▼ 64% below avg ↓ 8% since 2019 |
| Home/Income Ratio | 1.6x (nat avg ~3.5x) |
| Median Rent | $888/mo ↑ 20% since 2019 |
| Total Units | 424 |
| Vacant Units | 43 |
| Avg HH Size | 2.84 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 424 |
|---|---|
| Vacant | 43 |
| Owner Occupied | 79.5% |
| Renter Occupied | 20.5% |
| Avg HH Size | 2.84 |
ZIP code 61770 is located in Saybrook, Illinois, within McLean County. With a population of 1,081, this is a sparsely populated ZIP code with a middle-aged community — the median age is 39.9 years. Economically, 61770 is a solidly middle-class ZIP code: the median household income of $62,212 is below the national average.
Real estate in ZIP code 61770 represents one of the more affordable housing markets in the country. The median home value of $101,000 is well below the national average. Renters can expect to pay around $888 per month in median rent. Homeownership is strong here — 79.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have decreased by 8% since 2019.
The population of 61770 is primarily White (80.57%). Residents are less-educated — 21.9% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 12.8%. Household income has declined by 4% since 2019.
The unemployment rate in 61770 stands at 4.4%, which is near the national average. About 11% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 64%.
Overall, ZIP code 61770 in Saybrook, IL is characterized as solidly middle-class, less-educated, a middle-aged community, and predominantly owner-occupied. With 1,081 residents, a median household income of $62,212, and a median home value of $101,000, it offers a clear picture of life in this part of Illinois.