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🇺🇸 United States ZIP Code

STANDARD

62704

Springfield

ZIP Code 62704 is a standard zip code serving Springfield, Springfield, Illinois (IL), in Sangamon County, United States. It has an estimated population of 39,831 with a median household income of $51,502. The area falls within the America/Chicago timezone.

Median Household Income vs. National Average

$0 National: $37,585 $150K+ $51,502

Location

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

Coordinates

Latitude
39.772500
Longitude
-89.688900

Geographic Details

Land Area
12.09 mi²
Water Area
0.01 mi²
Population Density
3295.0 people per mi² (90th percentile)
Bounding Box
39.801668°N, 39.741818°S, -89.651955°E, -89.715715°W

With 39,831 residents spread across 12.09 square miles, this area has a population density of 3295.0 people per square mile.

Demographics

39,831

Population

95th percentile

$51,502

Median Income

55th percentile

$127,900

Median Home Value

50th percentile

12.09 mi²

Land Area

The median household income in 62704 is $51,502, and the median home value is $127,900.

Housing

20,721

Total Units

19,019

Occupied Units

91.8%

Occupancy Rate

Nearby ZIP Codes

Other zip codes in Springfield, IL.

62701

Springfield

 62702

Springfield

 62703

Springfield

 62705

Springfield

 62706

Springfield

 62707

Springfield

 62708

Springfield

 62711

Springfield

 62712

Springfield

 62715

Springfield

Similar ZIP Codes in Illinois

ZIP codes with similar median household income in Illinois.

60008

Rolling Meadows

$59,172

 60018

Des Plaines

$54,688

 60020

Fox Lake

$59,175

 60033

Harvard

$51,114

 60034

Hebron

$53,942

 60040

Highwood

$54,612

 60041

Ingleside

$58,816

 60071

Richmond

$56,075

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.