PlainZIP

Dennison, IL · standard

ZIP Code 62423

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

724
12/sq mi
$47,179
Median income
$173,300
Median home value
24.2%
Bachelor's or higher

The verdict

Dennison pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.

11th pct
household income, US ZIPs
36th pct
home value, US ZIPs
12
people per sq mi
88%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 62423 against every reporting US ZIP.

ZIP code 62423 is a sparsely populated ZIP (a standard USPS delivery area) in Dennison, Clark County, Illinois, home to just 724 residents across 59.8 square miles, a density of 12 people per square mile, in the Chicago time zone.

ZIP 62423 reports a modest median household income of $47,179 (41% below the Illinois average), while per-capita income is $54,261. Local economic indicators show a 18.9% poverty rate alongside 9.5% unemployment. Median home value sits at $173,300 (10% below the state average), median rent at - a month, and owner-occupancy at 87.8%.

Educational attainment sits below the national norm: 24.2% of adults hold a bachelor's degree or higher, the median age is 48.6, and the average commute is -. Beyond these figures, 6 nearby ZIP codes within about 10 miles are surfaced below, along with 4 more sharing Clark County, letting you compare 62423 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 62423, Dennison, 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

724

Population

59.8

Area (sq mi)

12

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 62423?

48.6

Median Age

57.9%

Male

42.1%

Female

0.0%

Foreign-Born

White 92.5%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 7.5%
Hispanic or Latino 0.0%

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?

$47,179

Median Household Income

-41% vs state

$54,261

Per Capita Income

18.9%

Poverty Rate

9.5%

Unemployment Rate

How ZIP 62423 ranks nationally

Dennison, IL household income vs. every US ZIP code

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

$47,179 11th percentile higher than 11% 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%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $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 52.3%
Bachelor's Degree or Higher 24.2%

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

What does housing look like?

239

Total Housing Units

222

Occupied Units

17

Vacant Units

2.46

Avg Household Size

Occupancy Type

Owner 87.8%
Renter 12.2%

$173,300

Median Home Value

-10% vs state

1986

Median Year Built

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

Nearby ZIP Codes

Want a side-by-side? Compare 62423 vs 61955 →

ZIP 62423 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 62423 ranks #4 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 62423 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 62423 ranks #5 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
61955 Vermilion, IL 157 8.3 mi
47885 West Terre Haute, IN 9,009 6.4 mi
47876 Saint Mary Of The Woods, IN 394 7.3 mi
62441 Marshall, IL 7,395 7.7 mi
47863 New Goshen, IN 205 10.8 mi
61944 Paris, IL 12,908 11.6 mi

More ZIP Codes in Clark County

62441 standard
Marshall, IL
Pop: 7,395
62442 standard
Martinsville, IL
Pop: 2,421
62477 standard
West Union, IL
Pop: 946
62474 standard
Westfield, IL
Pop: 848

Related Areas

Clark County Dennison, IL Illinois

Frequently Asked Questions

What county is ZIP code 62423 in? ▼
ZIP code 62423 (Dennison) is located in Clark County, Illinois. Clark County contains multiple ZIP codes, see the full list at /counties/clark-il.
What is the population of ZIP code 62423? ▼
ZIP code 62423 in Dennison, IL has a population of 724 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 62423? ▼
The median household income in ZIP 62423 is $47,179, which is 38% below the national average of $76,288.
What is the average home value in ZIP 62423? ▼
The median home value in ZIP 62423 is $173,300, which is 38% below the national average of $278,155.
What is the demographic makeup of ZIP 62423? ▼
The largest racial group in ZIP 62423 is White at 92.5%.
What is the education level in ZIP code 62423? ▼
In ZIP code 62423, 52.3% of residents aged 25+ have a high school diploma or higher, and 24.2% 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 62423? ▼
In ZIP code 62423, approximately 87.8% of occupied housing units are owner-occupied and 12.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 62423? ▼
The poverty rate in ZIP code 62423 is 18.9% 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.