Porter County, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 10th-largest in Indiana
The population of Porter County, Indiana is 174,150 as of the 2023 American Community Survey, making it the 10th-largest county in Indiana. The median household income is $85,828, the median home value is $261,900, and the median age is 40.6.
The population of Porter County has grown 6.9% since 2010 (164,492 → 175,860), a +0.48% annualized rate.
174,150
Population
+0.48%
Annual growth
417
People / sq mi
$85,828
Median Income
$261,900
Median Home Value
Porter County covers 418 sq mi of land at 416.5 people per square mile.
About Porter County, IN
Porter County is a county in Indiana with a population of 174,150. It ranks #10 among counties in Indiana by population. The median age is 40.6, older than the national median. The population is 49.5% male and 50.5% female.
The median household income in Porter County is $85,828, above the US median of $74,580. 7.2% of residents live below the federal poverty level. Home values sit at a median of $261,900, with monthly rent averaging $1,146. The homeownership rate of 77.2% is higher than the national rate of 64.8%.
Educational attainment in Porter County reflects 30.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.7% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 28.3 minutes each way.
Porter County Population History (2010-2024)
The county of Porter County had a population of 164,492 in 2010 and 175,860 in 2024, a 6.9% growth over 14 years. The peak was 175,860 in 2024. Average annual growth rate: 0.48%.
175,860
Population (2024)
164,492
Population (2010)
175,860
Peak (2024)
0.48%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 164,492 |
| 2011 | 165,535 |
| 2012 | 165,742 |
| 2013 | 166,538 |
| 2014 | 167,242 |
| 2015 | 167,439 |
| 2016 | 167,616 |
| 2017 | 168,568 |
| 2018 | 169,647 |
| 2019 | 170,599 |
| 2020 | 173,338 |
| 2021 | 174,591 |
| 2022 | 175,014 |
| 2023 | 175,289 |
| 2024 | 175,860 |
Race & Ethnicity
| White | 85.1% |
| Black or African American | 4.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Age & Sex
40.6
Median Age
50.5%
Female
49.5%
Male
17.7%
Age 65+
Age Distribution
Children (under 15): 17.6% · Seniors (65+): 17.7%
Income & Poverty
| Median household income | $85,828+$15,777 vs state |
| Mean household income | $107,336 |
| Per-capita income | $42,814 |
| Poverty rate | 7.2%-1.2% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 59.6% |
Top Industries by Employment
The largest employment sector in Porter County is professional & business services, accounting for 22.8% of workers.
How residents commute
0.6%
Drive alone
1.0%
Carpool
81.8%
Public transit
8.7%
Work from home
28.3 min
Avg commute
Housing
$261,900+$60,300 vs state
Median home value
$1,146
Median rent
77.2%
Homeownership rate
72,102
Total housing units
94.4%
Occupied
5.6%
Vacant
22.8%
Renter-occupied
Social & access
95.2%
With health insurance
96.0%
With broadband internet
29.9%
Foreign-born
6.5%
Veterans (18+)
11.5%
With a disability
93.8%
Speak language other than English at home
Education
93.8%
High School+
30.1%
Bachelor's+
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Other counties in Indiana
Part of Indiana
Metro areas in Indiana
County rankings
Frequently Asked Questions
Porter County, Indiana has a population of 174,150 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 10th-largest county in Indiana. Population density is 417 people per square mile.
The population of Porter County has grown 6.9% since 2010 (164,492 → 175,860), a +0.48% annualized rate.
The median household income in Porter County, Indiana is $85,828, with mean (average) household income of $107,336 and per-capita income of $42,814. 7.2% of residents live below the federal poverty level.
In Porter County, the largest racial and ethnic groups are White (85.1%), Black or African American (4.2%), Hispanic or Latino (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Porter County, Indiana is 40.6 years. Residents are 50.5% female and 49.5% male.
The median home value in Porter County is $261,900 and median monthly rent is $1,146. 77.2% of occupied housing units are owner-occupied. The county has 72,102 total housing units, 5.6% of which are vacant.
The largest employment sector in Porter County, Indiana is professional, scientific, and management services, employing 22.8% of workers. The unemployment rate is 2.8%.
Indianapolis is among the largest cities associated with Porter County, Indiana, with a population of 882,043.
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Statewide data for Indiana
Population, race, income, age, and trends across Indiana
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.