PlainZIP

Sidney, IL · standard

ZIP Code 61877

Champaign County, Illinois - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,627
22/sq mi
$96,750
Median income
$209,700
Median home value
24.5%
Bachelor's or higher

The verdict

Sidney pairs an upper-quartile household income with below-median home values, in a rural, homeowner-dominated area.

Top 21%
household income, US ZIPs
46th pct
home value, US ZIPs
22
people per sq mi
86%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61877 against every reporting US ZIP.

ZIP code 61877 covers 73.0 square miles in Sidney, Champaign County, Illinois (a standard USPS delivery area), with a modest 1,627 residents on file, a density of 22 people per square mile, in the Chicago time zone.

ZIP 61877 lands in the middle-income range, with a median household income of $96,750 (21% above the Illinois average), while per-capita income is $49,961. The poverty rate stands at 3.7% and the unemployment rate at 6.0%. On housing, the median home value is $209,700 (9% above the state average) with median rent at $1,094 per month, and 85.6% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 24.5% of adults hold a bachelor's degree or higher, the median age is 40.9, and the average commute is -. Beyond these figures, 8 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Champaign County, letting you compare 61877 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 61877, Sidney, IL · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,627

Population

73.0

Area (sq mi)

22

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 61877?

40.9

Median Age

51.4%

Male

48.6%

Female

2.4%

Foreign-Born

White 97.3%
African American 0.2%
Asian 0.5%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 1.2%
Hispanic or Latino 5.1%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$96,750

Median Household Income

+21% vs state

$49,961

Per Capita Income

3.7%

Poverty Rate

6.0%

Unemployment Rate

How ZIP 61877 ranks nationally

Sidney, IL household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$96,750 Top 21% higher than 79% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 56.6%
Bachelor's Degree or Higher 24.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

486

Total Housing Units

452

Occupied Units

34

Vacant Units

2.45

Avg Household Size

Occupancy Type

Owner 85.6%
Renter 14.4%

$209,700

Median Home Value

+9% vs state

$1,094

Median Rent

1966

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+4.4%

YoY Change (2024)

185

HPI Index (2000 = 100)

+85%

Total Change Since 2000

Home values in ZIP 61877 have increased 4.4% over the past year (2024). Since 2000, this ZIP has seen +85% cumulative appreciation.

Year Annual Change HPI Index
2020 -0.0% 137
2021 +5.6% 145
2022 +0.5% 146
2023 +21.6% 177
2024 +4.4% 185

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 21 business establishments in ZIP 61877, employing approximately 96 people with a combined annual payroll of $5,338,000.

21

Businesses

96

Employees

$5.3M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Construction 6 28.6%
Other services (except public administration) 4 19.1%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 61877 vs 61864 →

ZIP 61877 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 61877 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 61877 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 61877 ranks #3 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
61864 Philo, IL 1,715 3.7 mi
61852 Longview, IL 261 6.3 mi
61849 Homer, IL 1,842 6.3 mi
61816 Broadlands, IL 509 6.4 mi
61873 Saint Joseph, IL 6,250 10.1 mi
61802 Urbana, IL 19,052 9.9 mi
61956 Villa Grove, IL 2,909 10.5 mi
61801 Urbana, IL 30,937 10.6 mi

More ZIP Codes in Champaign County

61820 standard
Champaign, IL
Pop: 36,964
61801 standard
Urbana, IL
Pop: 30,937
61821 standard
Champaign, IL
Pop: 30,174
61822 standard
Champaign, IL
Pop: 21,608
61802 standard
Urbana, IL
Pop: 19,052
61866 standard
Rantoul, IL
Pop: 14,048

Related Areas

Champaign County Sidney, IL Illinois

Frequently Asked Questions

What county is ZIP code 61877 in? ▼
ZIP code 61877 (Sidney) is located in Champaign County, Illinois. Champaign County contains multiple ZIP codes, see the full list at /counties/champaign-il.
What is the population of ZIP code 61877? ▼
ZIP code 61877 in Sidney, IL has a population of 1,627 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61877? ▼
The median household income in ZIP 61877 is $96,750, which is 27% above the national average of $76,288.
What is the average home value in ZIP 61877? ▼
The median home value in ZIP 61877 is $209,700, which is 25% below the national average of $278,155.
What is the demographic makeup of ZIP 61877? ▼
The largest racial group in ZIP 61877 is White at 97.3%. Hispanic or Latino residents make up 5.1% of the population.
How many businesses are in ZIP code 61877? ▼
ZIP code 61877 has 21 business establishments employing approximately 96 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
How have home values changed in ZIP code 61877? ▼
According to the FHFA House Price Index, home values in ZIP 61877 increased by 4.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 85%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 61877? ▼
In ZIP code 61877, 56.6% of residents aged 25+ have a high school diploma or higher, and 24.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 61877? ▼
In ZIP code 61877, approximately 85.6% of occupied housing units are owner-occupied and 14.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61877? ▼
The poverty rate in ZIP code 61877 is 3.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.