Merrillville, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Merrillville, Indiana is 36,343 as of the 2023 American Community Survey, making it the 26th-largest city in Indiana. The median household income is $64,791, the median home value is $194,000, and the median age is 41.3.
The population has grown 5.8% since 2010 (34,961 → 36,989).
36,343
Population
1094
People / sq mi
$64,791
Median Income
$194,000
Median Home Value
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Merrillville covers 33.2 sq mi of land at 1094 people per square mile.
About Merrillville, IN
What distinguishes Merrillville is density: among the most sparsely settled of US cities, around 1,094 people per square mile. With 36,343 residents, Merrillville is a city in Indiana. It ranks #26 among cities in Indiana by population.
The typical household here earns about $64,791, below the US median of $78,538. The poverty rate is 11.5%, below the national 12.4%. Property is affordable here, the median home worth $194,000, with typical rent around $1,304.
Roughly 25.2% of adults have a bachelor’s, below the national 35.0%. Around 8.3% of workers work from home, below the national 14.0%, and the average commute runs about 32 minutes each way.
Merrillville town Population History (2010-2024)
The city of Merrillville town had a population of 34,961 in 2010 and 36,989 in 2024, a 5.8% growth over 14 years. The peak was 36,989 in 2024. Average annual growth rate: 0.41%.
36,989
Population (2024)
34,961
Population (2010)
36,989
Peak (2024)
0.41%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 34,961 |
| 2011 | 35,268 |
| 2012 | 35,308 |
| 2013 | 35,314 |
| 2014 | 35,466 |
| 2015 | 35,185 |
| 2016 | 34,968 |
| 2017 | 34,792 |
| 2018 | 34,746 |
| 2019 | 34,792 |
| 2020 | 36,459 |
| 2021 | 36,422 |
| 2022 | 36,264 |
| 2023 | 36,347 |
| 2024 | 36,989 |
Race & Ethnicity
| White | 40.7% |
| Black or African American | 45.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.8% |
| Two or More Races | 0.0% |
Economy & Income
$64,791
Median Household Income
$35,768
Per Capita Income
11.5%
Poverty Rate
4.2%
Unemployment Rate
Housing
$194,000
Median Home Value
$1,304
Median Rent
68.5%
Owner-Occupied
Education
92.2%
High School+
25.2%
Bachelor's+
Commute
1.4%
Drive Alone
80.4%
Public Transit
8.3%
Work From Home
32.4 min
Avg Commute
Community Profile
39.6%
Foreign Born
87.4%
Non-English at Home
6.6%
Veterans
13.9%
With Disability
94.7%
Health Insurance
92.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 22.5% |
| Manufacturing | 14.2% |
| Finance, Insurance & Real Estate | 11.8% |
| Retail Trade | 10.7% |
| Education, Health Care & Social Services | 9.7% |
| Arts, Entertainment & Food Services | 5.9% |
| Construction | 4.9% |
| Information | 3.6% |
| Public Administration | 3.1% |
| Transportation & Warehousing | 0.7% |
| Agriculture & Mining | 0.3% |
Largest cities in Indiana
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City rankings
Frequently Asked Questions
Merrillville, Indiana has a population of 36,343 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 26th-largest city in Indiana.
The median household income in Merrillville, Indiana is $64,791, with 11.5% of residents living below the federal poverty level.
The median home value in Merrillville, Indiana is $194,000, with median monthly rent at $1,304 and a homeownership rate of 68.5%.
The median age in Merrillville, Indiana is 41.3 years. The population is 48.5% male and 51.5% female.
The population has grown 5.8% since 2010 (34,961 → 36,989).
Merrillville town, IN Climate
Merrillville town, IN has an average annual temperature of 9.7°C (49°F) and receives about 972 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
9.7°C
Avg Temp
972
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -5° / 22° | 45 mm |
| February | -3° / 27° | 38 mm |
| March | 3° / 37° | 69 mm |
| April | 9° / 49° | 98 mm |
| May | 15° / 60° | 100 mm |
| June | 21° / 69° | 110 mm |
| July | 23° / 73° | 96 mm |
| August | 22° / 71° | 95 mm |
| September | 18° / 64° | 94 mm |
| October | 11° / 53° | 76 mm |
| November | 5° / 40° | 85 mm |
| December | -2° / 28° | 66 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Merrillville town, IN
The most comfortable months to visit Merrillville town, IN are typically August, June and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -10°C low). June is usually the wettest month.
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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.