PlainZIP

Smithfield, IL · standard

ZIP Code 61477

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

631
5/sq mi
$60,938
Median income
$103,600
Median home value
19.5%
Bachelor's or higher

National ZIP placement

Smithfield pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.

31st pct
household income, US ZIPs
11th pct
home value, US ZIPs
5
people per sq mi
87%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 61477 against every reporting US ZIP.

ZIP code 61477 is a sparsely populated ZIP (a standard USPS delivery area) in Smithfield, Fulton County, Illinois, home to just 631 residents across 128.8 square miles, a density of 5 people per square mile, in the Chicago time zone.

ZIP 61477 reports a modest median household income of $60,938 (24% below the average Illinois ZIP), while per-capita income is $35,948. Unemployment is 24.9%, an important qualifier alongside the household-income figure. Home values sit below the statewide ZIP benchmark: the median is $103,600 (46% below the average Illinois ZIP); owner occupancy is 86.5%.

Educational attainment sits below the national norm: 19.5% of adults hold a bachelor's degree or higher, the median age is 45.9, and the average commute is -. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in Fulton County, so 61477 can be compared with both its immediate and county-level context.

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 →

View your shortlist → Compare ZIPs →

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 61477, Smithfield, 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

631

Population

128.8

Area (sq mi)

5

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 61477?

45.9

Median Age

50.3%

Male

49.7%

Female

0.0%

Foreign-Born

White 86.7%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 13.1%
Hispanic or Latino 1.6%

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?

$60,938

Median Household Income

-24% vs state ZIP avg

$35,948

Per Capita Income

13.8%

Poverty Rate

24.9%

Unemployment Rate

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

What is the education profile here?

High School Graduate or Higher 60.4%
Bachelor's Degree or Higher 19.5%

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

What does housing look like?

223

Total Housing Units

192

Occupied Units

31

Vacant Units

2.31

Avg Household Size

Occupancy Type

Owner 86.5%
Renter 13.5%

$103,600

Median Home Value

-46% vs state ZIP avg

1946

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 4 business establishments in ZIP 61477, employing approximately 12 people with a combined annual payroll of $718,000.

4

Businesses

12

Employees

$718K

Annual Payroll

0

Industry Sectors

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 61477 vs 61459 →

ZIP 61477 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 61477 ranks #3 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 61477 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 61477 ranks #3 of 5 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
61459 Marietta, IL 433 5.3 mi
61427 Cuba, IL 2,329 6.4 mi
61431 Ellisville, IL 371 8.0 mi
61482 Table Grove, IL 650 9.0 mi
61433 Fiatt, IL 74 8.8 mi

Nationwide ZIPs with similar ACS profiles

Two Census-derived peer sets for ZIP 61477, both outside IL so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).

Similar median household income

Nearest cross-state ZIPs by ACS median household income.

58467 · Medina, ND $60,938 66423 · Eskridge, KS $60,938 72084 · Leola, AR $60,938 73033 · Eakly, OK $60,938

More ZIP Codes in Fulton County

61520 standard
Canton, IL
Pop: 17,839
61542 standard
Lewistown, IL
Pop: 3,794
61531 standard
Farmington, IL
Pop: 3,379
61427 standard
Cuba, IL
Pop: 2,329
61501 standard
Astoria, IL
Pop: 1,921
61415 standard
Avon, IL
Pop: 1,747

Related Areas

Fulton County Smithfield, IL Illinois

Frequently Asked Questions

What county is ZIP code 61477 in? ▼
ZIP code 61477 (Smithfield) is located in Fulton County, Illinois. Fulton County contains multiple ZIP codes, see the full list at /counties/fulton-il.
What is the population of ZIP code 61477? ▼
ZIP code 61477 in Smithfield, IL has a population of 631 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 61477? ▼
The median household income in ZIP 61477 is $60,938, which is 20% below the national average of $76,288.
What is the average home value in ZIP 61477? ▼
The median home value in ZIP 61477 is $103,600, which is 63% below the national average of $278,155.
What is the demographic makeup of ZIP 61477? ▼
The largest racial group in ZIP 61477 is White at 86.7%. Hispanic or Latino residents make up 1.6% of the population.
How many businesses are in ZIP code 61477? ▼
ZIP code 61477 has 4 business establishments employing approximately 12 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 61477? ▼
In ZIP code 61477, 60.4% of residents aged 25+ have a high school diploma or higher, and 19.5% 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 61477? ▼
In ZIP code 61477, approximately 86.5% of occupied housing units are owner-occupied and 13.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 61477? ▼
The poverty rate in ZIP code 61477 is 13.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Related

Compare this ZIP with another

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

This page explains the source records, calculation, and limits behind the figures shown. ZIP-level Census records are displayed directly; county, state, and national comparisons are calculated from those published records. Read our editorial standards and corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-08-06.