Residential delivery area · Indiana
ZIP Code 46368: Portage, IN
ZIP code 46368 is in Portage, Indiana, entirely in Porter County (Census 2020 ZIP-county file). About 40,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $76,368 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Portage (95%) and Ogden Dunes (3%); 2% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Portage · its only residential ZIP
- County
- Porter County
- Census places
- Portage (95%); Ogden Dunes (3%)
- Metro area
- Chicago-Naperville-Elgin, IL-IN
- House district
- IN-1 119th Congress
- State
- Indiana
- Time zone
- Central
- Land area
- 25.4 sq mi · 1,589 people per sq mi
Where is ZIP code 46368?
46368 centers on 41.592°, -87.179° and covers 25.4 square miles of land plus 2.5 of water. It borders 5 ZIP codes: 46403, 46405, 46342, 46304, 46385.
The map draws ZIP code areas only. For the streets inside 46368, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 46368 compare with the rest of Porter County?
| Measure | 46368 | In Porter County | In IN |
|---|---|---|---|
| People (ACS 2020-2024) | 40,301 | 5th of 15 | 30th of 807 |
| Median household income | $76k | 7th of 12 | 182nd of 478 |
| Median home value | $227k | 8th of 12 | 161st of 509 |
Its median household income is higher than in 57% of U.S. residential ZIP codes, and it is denser than 82% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 46368?
The 2020 Census counted 39,837 people in 46368; the ACS, which samples households over 2020-2024, estimates 40,301. Between the 2010 and 2020 censuses its population grew 3.0% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 40,301
- 2020 Census count
- 39,837+3.0% since 2010 (38,691)
- Households
- 15,802
- Median age
- 39.7
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 46368?
Of the 40,301 people the ACS estimates in 46368, 21.3% are under 18 and 16.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (65.2%), then Hispanic or Latino (21.0%).
- Under 1821.3%
- 18 to 6462.5%
- 65 and older16.3%
- White, not Hispanic65.2%
- Hispanic or Latino21.0%
- Black, not Hispanic9.4%
- Other or two or more3.2%
- Asian, not Hispanic1.2%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 46368 earn?
Median household income is $76,368 (ACS 2020-2024), the 7th highest of the 12 ranked ZIP codes in Porter County. It is not measurably different from 2015-2019 ($72,253 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $76,368
- Income per person
- $37,176
- Below the poverty line
- 11.8%
- Unemployed (of the labor force)
- 7.2%
- Adults 25+ with a bachelor's degree
- 19.8%
- Adjusted gross income per tax return, 2022
- $65,57319,430 returns; wages 78% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 46368?
FHFA's house price index for 46368, built from repeat sales and appraisals of the same homes, rose 79% from 2015 to 2025 and rose 46% from 2020 to 2025, and moved +4.5% in 2025.
- Median home value (owners' estimate)
- $227,100
- Median gross rent
- $1,241
- Homes owned by their occupants
- 73.4%
- Housing units
- 16,747
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 46368?
719 business establishments had a location in this ZIP code in 2023, 35 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services96
- Retail trade93
- Other services (except public administration)88
- Health care and social assistance85
- Construction69
- Transportation and warehousing51
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 46368?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 46403 | Gary | 10,929 | $46k | 4.3 mi |
| 46405 | Lake Station | 12,184 | $61k | 4.5 mi |
| 46342 | Hobart | 32,224 | $76k | 6.1 mi |
| 46304 | Chesterton | 28,307 | $91k | 6.8 mi |
| 46385 | Valparaiso | 40,856 | $99k | 9.2 mi |
| 46393 | Wheeler | 216 | $56k | 5.4 mi (near) |
| 46407 | Gary | 8,577 | $29k | 7.9 mi (near) |
| 46409 | Gary | 7,184 | $45k | 8.1 mi (near) |
| 46402 | Gary | 5,836 | $34k | 8.4 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.