Zip Code 46322
Highland, Indiana — Lake County
📍 ZIP code 46322 is in Highland, Lake County, Indiana.
ZIP code 46322 is located in Highland, Lake County, Indiana. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 23,749. The area code for ZIP code 46322 is 317.
Quick Answer
Zip code 46322 is in Highland, Indiana (Lake County). It has a population of 23,749, median household income of $76,219, and median home value of $219,500.
Population
23,749
Income
$76,219
Home Value
$219,500
Climate
84°F / 15°F
About Zip Code 46322
Zip code 46322 is located in Highland, Indiana, within Lake County. Home to approximately 23,749 residents, this area sits at an elevation of 613 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 317.
The median household income is $76,219 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $219,500, and the cost of living index is 82 (18% below 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 6.9 square miles of land area.
Key Statistics
23,749
$76,219
$219,500
Eastern (EST/EDT)
317
613 ft
6.9 sq mi
44.5
10,791
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Compare With Nearby Zip Codes
| Metric | 46322 | 46319 | 46321 | 46323 | 46324 | 46375 |
|---|---|---|---|---|---|---|
| City | Highland, IN | Griffith, IN | Munster, IN | Hammond, IN | Hammond, IN | Schererville, IN |
| Population | 23,749 | 17,683 | 23,733 | 23,184 | 21,433 | 24,012 |
| Median Income | $76,219 | $75,976 | $105,764 | $56,906 | $61,118 | $89,646 |
| Home Value | $219,500 | $194,300 | $312,000 | $149,200 | $141,600 | $295,400 |
| Cost of Living | 82 | 77 | 115 | 60 | 60 | 106 |
| Median Age | 44.5 | 38.5 | 45.3 | 36.9 | 37.8 | 45.7 |
Cost of Living
100 = National Average. Highland's cost of living is 18% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
2.9x
Demographics
Zip code 46322 has a population of 23,749 people with a median age of 44.5. There are 10,791 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Highland (46322) population trend from 2010 to 2024
↓ -8.4%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
84°F
15°F
42 in
28 in
Highland 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
$219,500
Median Household Income
$76,219
With 10,791 housing units across 6.9 square miles, 46322 has a housing density of 1,564 units per square mile. The home price-to-income ratio is 2.9x.
Location & Geography
Latitude
41.5466°
Longitude
-87.4576°
Land Area
6.9 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 46322 (Highland, IN) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 46322's $76,219. A way to compare Highland 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 46322 (Highland, IN). 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 Highland, Indiana?
Highland, Indiana uses zip code 46322.
What county is zip code 46322 in?
Zip code 46322 is located in Lake County, Indiana.
What is the population of zip code 46322?
The population of zip code 46322 is 23,749 with a median age of 44.5.
Is 46322 in Highland, Indiana?
Yes, zip code 46322 is in Highland, Lake County, Indiana. The area code is 317.
Frequently Asked Questions
What city is zip code 46322 in?
Zip code 46322 is in Highland, Indiana. It is part of Lake County and uses the Eastern (EST/EDT) timezone.
What is zip code 46322?
Zip code 46322 is a U.S. postal code in Highland, Indiana (Lake County). It has a population of 23,749 and covers 6.9 square miles.
What is the population of zip code 46322?
The population of zip code 46322 (Highland, IN) is 23,749 with a median age of 44.5. There are approximately 10,791 housing units in this area.
What is the median income in zip code 46322?
The median household income in zip code 46322 (Highland, IN) is $76,219 per year. The cost of living index is 82 (100 = national average).
What is the average home price in zip code 46322?
The median home value in zip code 46322 (Highland, IN) is $219,500. The cost of living index is 82 compared to the national average of 100.
What county is zip code 46322 in?
Zip code 46322 is located in Lake County, Indiana. The primary city is Highland.
What is the area code for zip code 46322?
Zip code 46322 in Highland, IN uses area code 317. It is located in the Eastern (EST/EDT) timezone.
Is zip code 46322 a good place to live?
Zip code 46322 (Highland, IN) has a cost of living index of 82 (100 = national average), a median household income of $76,219, and median home values of $219,500. The median age is 44.5. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 46322?
The cost of living index for zip code 46322 (Highland, IN) is 82, where 100 represents the national average. This area is below the national average. Median home value: $219,500.
What schools serve zip code 46322?
Zip code 46322 in Highland, Indiana is served by the local school district of Lake 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.