Delaware County, Indiana Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 16th-largest in Indiana
The population of Delaware County, Indiana is 112,109 as of the 2023 American Community Survey, making it the 16th-largest county in Indiana. The median household income is $56,932, the median home value is $127,600, and the median age is 35.7.
The population of Delaware County has declined 4.0% since 2010 (117,671 → 112,951), a -0.29% annualized rate.
112,109
Population
-0.29%
Annual growth
286
People / sq mi
$56,932
Median Income
$127,600
Median Home Value
Delaware County covers 392 sq mi of land at 285.9 people per square mile.
About Delaware County, IN
Delaware County is a county in Indiana with a population of 112,109. It ranks #16 among counties in Indiana by population. The median age is 35.7, younger than the national median. The population is 48.3% male and 51.7% female.
The median household income in Delaware County is $56,932, below the US median of $74,580. 11.2% of residents live below the federal poverty level. Home values sit at a median of $127,600, with monthly rent averaging $874. The homeownership rate of 66.5% is close to the national rate of 64.8%.
Educational attainment in Delaware County reflects 25.7% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 6.0% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 22.1 minutes each way.
Delaware County Population History (2010-2024)
The county of Delaware County had a population of 117,671 in 2010 and 112,951 in 2024, a -4.0% growth over 14 years. The peak was 117,914 in 2011. Average annual growth rate: -0.29%.
112,951
Population (2024)
117,671
Population (2010)
117,914
Peak (2011)
-0.29%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 117,671 |
| 2011 | 117,914 |
| 2012 | 117,053 |
| 2013 | 116,867 |
| 2014 | 116,528 |
| 2015 | 115,814 |
| 2016 | 115,696 |
| 2017 | 115,268 |
| 2018 | 114,118 |
| 2019 | 113,769 |
| 2020 | 111,757 |
| 2021 | 112,059 |
| 2022 | 112,183 |
| 2023 | 112,448 |
| 2024 | 112,951 |
Race & Ethnicity
| White | 86.3% |
| Black or African American | 5.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.3% |
| Two or More Races | 0.0% |
Age & Sex
35.7
Median Age
51.7%
Female
48.3%
Male
17.4%
Age 65+
Age Distribution
Children (under 15): 15.0% · Seniors (65+): 17.4%
Income & Poverty
| Median household income | $56,932$-13,119 vs state |
| Mean household income | $71,257 |
| Per-capita income | $30,037 |
| Poverty rate | 11.2%+2.8% vs state |
| Unemployment rate | 3.7% |
| Employment-to-population | 56.0% |
Top Industries by Employment
The largest employment sector in Delaware County is professional & business services, accounting for 28.7% of workers.
How residents commute
1.1%
Drive alone
3.7%
Carpool
77.3%
Public transit
6.0%
Work from home
22.1 min
Avg commute
Housing
$127,600$-74,000 vs state
Median home value
$874
Median rent
66.5%
Homeownership rate
51,611
Total housing units
89.4%
Occupied
10.6%
Vacant
33.5%
Renter-occupied
Social & access
92.8%
With health insurance
94.1%
With broadband internet
20.1%
Foreign-born
5.8%
Veterans (18+)
19.1%
With a disability
96.6%
Speak language other than English at home
Education
90.9%
High School+
25.7%
Bachelor's+
Largest cities in Indiana
Other counties in Indiana
Part of Indiana
Metro areas in Indiana
County rankings
Frequently Asked Questions
Delaware County, Indiana has a population of 112,109 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 16th-largest county in Indiana. Population density is 286 people per square mile.
The population of Delaware County has declined 4.0% since 2010 (117,671 → 112,951), a -0.29% annualized rate.
The median household income in Delaware County, Indiana is $56,932, with mean (average) household income of $71,257 and per-capita income of $30,037. 11.2% of residents live below the federal poverty level.
In Delaware County, the largest racial and ethnic groups are White (86.3%), Black or African American (5.3%), Hispanic or Latino (2.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Delaware County, Indiana is 35.7 years. Residents are 51.7% female and 48.3% male.
The median home value in Delaware County is $127,600 and median monthly rent is $874. 66.5% of occupied housing units are owner-occupied. The county has 51,611 total housing units, 10.6% of which are vacant.
The largest employment sector in Delaware County, Indiana is professional, scientific, and management services, employing 28.7% of workers. The unemployment rate is 3.7%.
Indianapolis is among the largest cities associated with Delaware 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.