US ZIP Code
62515

Buffalo, IL

Sangamon County  ·  Illinois

● Active
👥 1,005 Population ↓ 14% since 2019
💰 $96,250 Median HH Income
▲ 26% above avg ↑ 16% since 2019
🎂 55.3 Median Age ↑ 27% since 2019
🏠 $153,600 Median Home Value
▼ 45% below avg ↓ 2% since 2019
🎓 46.3% College Grads
▲ 20% above avg
📊 1.2% Unemployment
▼ 76% below avg ↓ 85% since 2019
ZIP Code Details
ZIP Code62515
CityBuffalo
StateIllinois (IL)
CountySangamon County
Area Code217/447
Elevation600 ft
Latitude39.860176
Longitude-89.365875
TimezoneChicago (DST)
FIPS17167
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 51.5% (518) Female 48.5% (487) ♀

Race & Ethnicity

White: 95%Hispanic: 0.6%Asian: 0.2%Other: 4.2%Race
White95.0%
Hispanic0.6%
Asian0.2%
Other4.2%

Age Breakdown

Under 5
1%
5–17
16%
18–24
2%
25–44
14%
45–64
32%
65+
23%

Key Indicators

Median Age55.3 yrs ↑ 27% since 2019
Avg Household Size2.34
Below Poverty14.1% ▲ 41% above avg
College Grads46.3% ▲ 20% above avg
Unemployment1.2% ▼ 76% below avg
No HS Diploma3 (0.4%)
HS Graduate191 (24.3%)
Some College135 (17.2%)
Associates93 (11.8%)
Bachelors61 (7.8%)
Graduate Degree303 (38.5%)

Education

No HS: 0.4%HS Grad: 24.3%Some College: 17.2%Associates: 11.8%Bachelors: 7.8%Graduate: 38.5%Edu
No HS0.4%
HS Grad24.3%
Some College17.2%
Associates11.8%
Bachelors7.8%
Graduate38.5%
Housing & Income

Housing Tenure

Owner: 77.4%Renter: 22.6%Tenure
Owner77.4%
Renter22.6%

Home Value Distribution

Under $50k
3%
$50k–100k
9%
$100k–150k
37%
$150k–200k
10%
$200k–300k
23%
$300k–500k
17%

Financials

Median HH Income$96,250 ▲ 26% above avg ↑ 16% since 2019
Median Home Value$153,600 ▼ 45% below avg ↓ 2% since 2019
Home/Income Ratio1.6x (nat avg ~3.5x)
Median Rent$575/mo ↓ 33% since 2019
Total Units455
Vacant Units26
Avg HH Size2.34

Income Distribution

Under $25k
22%
$25k–50k
8%
$50k–75k
14%
$75k–100k
8%
$100k–150k
27%
$150k–200k
15%
Over $200k
4%
Employment & Commute

How People Get to Work

Drove Alone
71%
Walked
2%
Work From Home
28%

Commute Time

Under 15 min
25%
15–30 min
38%
30–45 min
35%
Over 45 min
2%
Housing Stock

Year Built

Before 1940
5%
1940s–1950s
6%
1960s–1970s
20%
1980s–1990s
9%
2000+
60%

Summary

Total Units455
Vacant26
Owner Occupied77.4%
Renter Occupied22.6%
Avg HH Size2.34
Frequently Asked Questions
ZIP code 62515 is in Buffalo, IL, in Sangamon County.
ZIP code 62515 is located in Illinois (IL).
ZIP code 62515 is in Sangamon County, IL.
ZIP 62515 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 62515 is 1,005 people (ACS 2023).
The median household income in ZIP code 62515 is $96,250 (ACS 2023).
The median home value in ZIP 62515 is $153,600 (ACS 2023).
About ZIP Code 62515

ZIP code 62515 is located in Buffalo, Illinois, within Sangamon County. With a population of 1,005, this is a sparsely populated ZIP code with an older community — the median age is 55.3 years. Economically, 62515 is a middle-income ZIP code: the median household income of $96,250 is above the national average.

Real estate in ZIP code 62515 represents an affordable housing market. The median home value of $153,600 is below the national average. Renters can expect to pay around $575 per month in median rent. Homeownership is strong here — 77.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have decreased by 2% since 2019.

The population of 62515 is primarily White (95.02%). Residents are well-educated — 46.3% hold a bachelor's degree or higher, which is above the national average. Poverty affects some residents at 14.1%. Household income has grown by 16% since 2019.

The unemployment rate in 62515 stands at 1.2%, 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 68%.

Overall, ZIP code 62515 in Buffalo, IL is characterized as middle-income, well-educated, an older community, and predominantly owner-occupied. With 1,005 residents, a median household income of $96,250, and a median home value of $153,600, it offers a clear picture of life in this part of Illinois.