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🇺🇸 United States ZIP Code

STANDARD

62903

Carbondale

ZIP Code 62903 is a standard zip code serving Carbondale, Carbondale, Illinois (IL), in Jackson County, United States. It has an estimated population of 2,962 with a median household income of $25,150. The area falls within the America/Chicago timezone.

Median Household Income vs. National Average

$0 National: $37,585 $150K+ $25,150

Location

Country
🇺🇸 United States
State / Province
Illinois (IL)
County
Jackson
City
Carbondale
Timezone
America/Chicago

Coordinates

Latitude
37.670400
Longitude
-89.277800

Geographic Details

Land Area
19.82 mi²
Water Area
1.52 mi²
Population Density
149.0 people per mi² (55th percentile)
Bounding Box
37.705949°N, 37.616063°S, -89.210528°E, -89.335904°W

With 2,962 residents spread across 19.82 square miles, this area has a population density of 149.0 people per square mile.

Demographics

2,962

Population

45th percentile

$25,150

Median Income

$156,600

Median Home Value

60th percentile

19.82 mi²

Land Area

The median household income in 62903 is $25,150, and the median home value is $156,600.

Housing

1,506

Total Units

1,340

Occupied Units

89.0%

Occupancy Rate

Nearby ZIP Codes

Other zip codes in Carbondale, IL.

62901

Carbondale

 62902

Carbondale

Similar ZIP Codes in Illinois

ZIP codes with similar median household income in Illinois.

60426

Harvey

$26,080

 60472

Robbins

$21,542

 60623

Chicago

$28,949

 60624

Chicago

$22,786

 60636

Chicago

$26,352

 60637

Chicago

$25,775

 60644

Chicago

$26,092

 60649

Chicago

$28,573

Frequently Asked Questions

What information is available for each ZIP code?
Each ZIP code page shows city, state, county, geographic coordinates, timezone, population, median household income, median home value, housing units, land area, population density, commute time, educational attainment, area codes, and ZIP code type (Standard, PO Box, or Unique).
What are the different types of ZIP codes?
There are three types of ZIP codes: Standard (residential and commercial delivery areas), PO Box (assigned to post office box sections), and Unique (assigned to a single high-volume address like a government agency or large company). Standard ZIP codes are the most common.
How often is ZIP code data updated?
ZIP code assignments are updated quarterly by the USPS. Demographic data comes from the US Census Bureau's American Community Survey (ACS), which releases new 5-year estimates annually. ZipFYI updates its data to reflect the latest available information.
What is population density and why does it matter?
Population density measures the number of people per square mile in a ZIP code area. It helps identify urban vs. rural areas, affects real estate values, impacts service availability, and is used in market analysis. Dense urban ZIP codes may have 50,000+ people per square mile.
How are ZIP code boundaries determined?
ZIP code boundaries are determined by the USPS based on mail delivery routes, not political or geographic boundaries. They follow carrier routes and may cross city, county, or even state lines. Boundaries can change when the USPS reorganizes delivery operations.
What does median household income tell me about a ZIP code?
Median household income is the middle value when all household incomes in a ZIP code are sorted. Half of households earn more and half earn less. It is a better indicator of typical earnings than average income, which can be skewed by very high or very low outliers.