Zip Code 60423
Frankfort, Illinois — Will County
📍 ZIP code 60423 is in Frankfort, Will County, Illinois.
ZIP code 60423 is located in Frankfort, Will County, Illinois. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 32,813. The area code for ZIP code 60423 is 815.
Quick Answer
Zip code 60423 is in Frankfort, Illinois (Will County). It has a population of 32,813, median household income of $137,651, and median home value of $376,500.
Population
32,813
Income
$137,651
Home Value
$376,500
Climate
84°F / 15°F
About Zip Code 60423
Zip code 60423 is located in Frankfort, Illinois, within Will County. Home to approximately 32,813 residents, this area sits at an elevation of 752 ft and falls within the Central (CST/CDT) timezone. The local area code is 815.
The median household income is $137,651 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $376,500, and the cost of living index is 151 (51% above the national average of 100).
Summers average a high of 84°F while winters drop to 15°F. The area receives about 42 in of rain and 28 in of snow annually. The zip code covers 36.5 square miles of land area.
Key Statistics
32,813
$137,651
$376,500
Central (CST/CDT)
815
752 ft
36.5 sq mi
42.4
11,494
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Compare With Nearby Zip Codes
| Metric | 60423 | 60443 | 60449 | 60471 | 60448 | 60477 |
|---|---|---|---|---|---|---|
| City | Frankfort, IL | Matteson, IL | Monee, IL | Park Forest, IL | Frankfort, IL | Tinley Park, IL |
| Population | 32,813 | 20,606 | 9,607 | 12,845 | 24,630 | 36,393 |
| Median Income | $137,651 | $93,941 | $101,563 | $72,241 | $126,483 | $93,862 |
| Home Value | $376,500 | $229,000 | $269,900 | $200,800 | $369,700 | $262,400 |
| Cost of Living | 151 | 91 | 101 | 77 | 141 | 101 |
| Median Age | 42.4 | 43.5 | 46.1 | 41.7 | 42.5 | 41.1 |
Cost of Living
100 = National Average. Frankfort's cost of living is 51% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
2.7x
Demographics
Zip code 60423 has a population of 32,813 people with a median age of 42.4. There are 11,494 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Frankfort (60423) population trend from 2010 to 2024
↑ 179.0%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
84°F
15°F
42 in
28 in
Frankfort experiences warm summers with average highs around 84°F. Winters are cold with lows averaging 15°F. The area receives about 28 in of snow per year.
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Housing & Economy
Median Home Value
$376,500
Median Household Income
$137,651
With 11,494 housing units across 36.5 square miles, 60423 has a housing density of 315 units per square mile. The home price-to-income ratio is 2.7x.
Location & Geography
Latitude
41.4772°
Longitude
-87.8325°
Land Area
36.5 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 60423 (Frankfort, IL) with distances:
All Zip Codes in Frankfort, IL
Other zip codes serving Frankfort:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 60423's $137,651. A way to compare Frankfort to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 60423 (Frankfort, IL). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Frankfort, Illinois?
Frankfort, Illinois uses zip code 60423 along with 1 other zip codes.
What county is zip code 60423 in?
Zip code 60423 is located in Will County, Illinois.
What is the population of zip code 60423?
The population of zip code 60423 is 32,813 with a median age of 42.4.
Is 60423 in Frankfort, Illinois?
Yes, zip code 60423 is in Frankfort, Will County, Illinois. The area code is 815.
Frequently Asked Questions
What city is zip code 60423 in?
Zip code 60423 is in Frankfort, Illinois. It is part of Will County and uses the Central (CST/CDT) timezone.
What is zip code 60423?
Zip code 60423 is a U.S. postal code in Frankfort, Illinois (Will County). It has a population of 32,813 and covers 36.5 square miles.
What is the population of zip code 60423?
The population of zip code 60423 (Frankfort, IL) is 32,813 with a median age of 42.4. There are approximately 11,494 housing units in this area.
What is the median income in zip code 60423?
The median household income in zip code 60423 (Frankfort, IL) is $137,651 per year. The cost of living index is 151 (100 = national average).
What is the average home price in zip code 60423?
The median home value in zip code 60423 (Frankfort, IL) is $376,500. The cost of living index is 151 compared to the national average of 100.
What county is zip code 60423 in?
Zip code 60423 is located in Will County, Illinois. The primary city is Frankfort.
What is the area code for zip code 60423?
Zip code 60423 in Frankfort, IL uses area code 815. It is located in the Central (CST/CDT) timezone.
Is zip code 60423 a good place to live?
Zip code 60423 (Frankfort, IL) has a cost of living index of 151 (100 = national average), a median household income of $137,651, and median home values of $376,500. The median age is 42.4. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 60423?
The cost of living index for zip code 60423 (Frankfort, IL) is 151, where 100 represents the national average. This area is above the national average. Median home value: $376,500.
What schools serve zip code 60423?
Zip code 60423 in Frankfort, Illinois is served by the local school district of Will County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.