ZIP Code 61277

ZIP Code Tabulation Area in Whiteside County, Illinois.

Population: 2,983
Median household income: $72,837
Median home value: $134,000

ZIP Code 61277 (Whiteside County, Illinois) is home to about 2,983 residents. Its median household income of $72,837 runs above the Whiteside County figure of $64,536.

From 2019 to 2023, ZIP Code 61277's population declined 7.5% from 3,225 to 2,983, while its median gross rent rose 4.4% from $704 to $735.

The largest age group is 5 to 17, 17.2% of residents. White (non-Hispanic) residents are the largest group, 91.9% of the population.

Demographics

ACS 2019–2023

Population: 2,983
Median age: 45.4 yrs
Median household income: $72,837
Median home value: $134,000
Median gross rent: $735
Housing units: 1,325
Homeownership rate: 77.6%
Bachelor's degree or higher: 15.9%
Unemployment rate: 5.4%

Trends

ACS 5-year · 2019–2023

Population

3,2252,983

Median household income

$65,064$72,837

Median home value

$110,300$134,000

Median gross rent

$704$735

Year	Population	Median household income	Median home value	Median gross rent
2019	3,225	$65,064	$110,300	$704
2020	3,247	$81,071	$116,900	$711
2021	3,108	$80,294	$120,200	$724
2022	2,978	$77,727	$124,600	$765
2023	2,983	$72,837	$134,000	$735

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 55.3%

5 to 1717.2%

18 to 249.4%

25 to 349.7%

35 to 448.3%

45 to 5412.1%

55 to 6415.1%

65 to 7412.6%

75 and over10.4%

	Count	Share
Under 5	157	5.3%
5 to 17	513	17.2%
18 to 24	281	9.4%
25 to 34	289	9.7%
35 to 44	247	8.3%
45 to 54	360	12.1%
55 to 64	450	15.1%
65 to 74	376	12.6%
75 and over	310	10.4%

Race & ethnicity

	Count	Share
White (non-Hispanic)	2,742	91.9%
Black or African American	38	1.3%
American Indian & Alaska Native	0	0.0%
Asian	39	1.3%
Native Hawaiian & Pacific Islander	5	0.2%
Some other race	0	0.0%
Two or more races	91	3.1%
Hispanic or Latino (any race)	68	2.3%

Educational attainment (age 25+)

No high school diploma9.8%

High school graduate39.4%

Some college or associate's34.8%

Bachelor's degree11.4%

Graduate or professional degree4.6%

	Count	Share
No high school diploma	199	9.8%
High school graduate	801	39.4%
Some college or associate's	708	34.8%
Bachelor's degree	231	11.4%
Graduate or professional degree	93	4.6%

Commute to work

Mean travel time to work: 26 min

Drove alone85.4%

Carpooled8.7%

Public transit0.0%

Walked1.8%

Bicycle0.0%

Worked from home3.8%

Other means0.3%

How workers get to work

	Count	Share
Drove alone	1,114	85.4%
Carpooled	113	8.7%
Public transit	0	0.0%
Walked	24	1.8%
Bicycle	0	0.0%
Worked from home	49	3.8%
Other means	4	0.3%

Travel time

	Count	Share
Under 15 min	403	32.1%
15 to 29 min	353	28.1%
30 to 44 min	268	21.4%
45 to 59 min	162	12.9%
60+ min	69	5.5%

Households

Average household size: 2.56
Poverty rate: 7.6% (216 of 2,831)

	Count	Share
Family households	667	60.6%
Nonfamily households	434	39.4%

Housing

Median year structure built: 1954

Occupancy

	Count	Share
Occupied	1,101	83.1%
Vacant	224	16.9%

Tenure (of occupied units)

	Count	Share
Owner-occupied	854	77.6%
Renter-occupied	247	22.4%

1-unit, detached88.2%

1-unit, attached1.2%

2 to 4 units6.3%

5 to 19 units4.2%

20 or more units0.2%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	1,168	88.2%
1-unit, attached	16	1.2%
2 to 4 units	83	6.3%
5 to 19 units	55	4.2%
20 or more units	3	0.2%
Mobile home & other	0	0.0%

ZIP Code 61277

Demographics

Trends

Age distribution

Race & ethnicity

Educational attainment (age 25+)

Commute to work

Households

Housing

Geography

Counties this ZIP covers

Compare with nearby ZIP codes

National ZIP rankings

Nearby ZIP codes