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ZIP CODE TABULATION AREA

61277

Illinois · 3,054 residents · 133.689 sq mi
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ZIP 61277 has lower-than-average household income, with a median household income of $70,363. Population has held roughly steady since 2024. 16% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value is $148,200. With a median age of 44.0, the population is older than the US median of 38.9. Among the 12 ZIP codes in Whiteside County, 61277 ranks 5th by median household income.

$70,363
US average: $82,259
$148,200
US average: $376,019
16.4%
US average: 35.6%
Age, sex & households
Under 18
23.2%
Age 65+
22.9%
50.6%
49.4%
2.48 people
Race & ethnicity · 2024
2024
White, non-Hispanic88.8%(2,711)
Black1.7%(53)
Hispanic / Latino1.9%(57)
Asian1.3%(40)
Other6.3%(193)
Diversity Score25.9%(791)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Whiteside County
Income rank vs other ZIPs
LOWEST5TH OF 12HIGHEST
Adjacent ZIPs
61037$70,357
61071$60,508
61081$67,586
61230$62,344
Frequently asked

How many people live in ZIP code 61277?

ZIP code 61277 has about 3,054 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 61277?

The typical household in ZIP code 61277 earns about $70,363 a year. Half of households make more than that, and half make less.

Is ZIP code 61277 expensive?

In ZIP code 61277, the median home is worth about $148,200, and the typical rent is about $801 a month.

How educated are people in ZIP code 61277?

About 16.4% of adults age 25 and over in ZIP code 61277 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 61277?

About 9.5% of people in ZIP code 61277 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024