Dublin, Indiana demographics

Dublin, IN demographics: median age 53.3; 17.4% of adults 25+ hold a bachelor’s degree. Age, race, households, languages and education, ACS 2020–2024 with margins of error.

Dublin has 677 residents. Below 1,000, most survey estimates on this page have wide margins of error, so this detail page is kept for reference but not offered to search engines. The main Dublin profile summarizes the measures that can be compared reliably.

ACS 2020–2024 · Dublin town, Indiana · Incorporated town · GEOID 1818766. The survey estimates a population of 870 for its five-year window. This is separate from the annual July 2025 population estimate on the city overview.

Median age in Dublin is 53.3 years, with a 90% margin of error of 7.5 years. There are 385 households (±87). Age and household distributions show how these totals are composed; they do not establish which neighborhood suits a particular person.

Every count and share is an estimate. “±” is a 90% margin of error (MOE); pp means percentage points. Derived shares use the category count divided by the named universe. Aggregated category MOEs and percentage MOEs are approximate. A margin larger than half its estimate is flagged as low precision. Blank source uncertainty is shown as unavailable, never zero.

Age distribution and sex

City, state and U.S. estimates · ACS 2020–2024
Measure / survey universe City estimate ± MOE State estimate ± MOE U.S. estimate ± MOE
Median age Total population · years 53.3 ±7.5 38.1 ±0.2 38.9 ±0.1
Age groups · B01001 · ACS 2020–2024 Total population: 870
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Under 18 102 ±31 11.7% ±1.5 pp 23.3% 22.0%
18–34 206 ±126 · low precision 23.7% ±12.8 pp · low precision 22.8% 22.8%
35–64 354 ±115 40.7% ±6.5 pp 37.2% 38.0%
65 and older 208 ±55 23.9% ±9.2 pp 16.8% 17.2%
Sex categories as published by ACS · B01001 · ACS 2020–2024 Total population: 870
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Male 465 ±166 53.4% ±11.7 pp 49.6% 49.5%
Female 405 ±105 46.6% ±17.8 pp 50.4% 50.5%

The age groups are mutually exclusive and cover the entire population. The sex categories follow this ACS table’s published classification; they are not a survey of gender identity.

Race and Hispanic origin

Race · B02001 · ACS 2020–2024 Total population: 870
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
White alone 849 ±244 97.6% ±5.6 pp 77.1% 61.0%
Black or African American alone 0 ±13 · low precision 0.0% ±1.5 pp · low precision 9.2% 12.2%
American Indian and Alaska Native alone 2 ±6 · low precision 0.2% ±0.7 pp · low precision 0.3% 0.9%
Asian alone 0 ±13 · low precision 0.0% ±1.5 pp · low precision 2.6% 6.0%
Native Hawaiian and Other Pacific Islander alone 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.0% 0.2%
Some other race alone 0 ±13 · low precision 0.0% ±1.5 pp · low precision 3.4% 7.1%
Two or more races 19 ±15 · low precision 2.2% ±1.6 pp · low precision 7.3% 12.6%
Hispanic or Latino origin · B03003 · ACS 2020–2024 Total population: 870
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Not Hispanic or Latino 866 ±245 99.5% ±2.7 pp 91.4% 80.7%
Hispanic or Latino 4 ±6 · low precision 0.5% ±0.7 pp · low precision 8.6% 19.3%

Hispanic origin and race are separate questions. People of Hispanic or Latino origin may be of any race and appear in both tables. Do not add the Hispanic share to race shares. Race alone and two-or-more-race groups are the mutually exclusive categories of the race table.

Household types, children and living alone

Household types · B11001 · ACS 2020–2024 Households: 385
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Married-couple family 212 ±86 55.1% ±18.6 pp 47.3% 46.9%
Other family: male householder, no spouse present 4 ±5 · low precision 1.0% ±1.3 pp · low precision 5.1% 5.1%
Other family: female householder, no spouse present 34 ±24 · low precision 8.8% ±5.9 pp · low precision 11.3% 12.2%
Nonfamily: householder living alone 127 ±42 33.0% ±8.0 pp 29.6% 28.7%
Nonfamily: householder not living alone 8 ±7 · low precision 2.1% ±1.8 pp · low precision 6.7% 7.0%
Households with children · B11005 · ACS 2020–2024 Households: 385
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Households with people under 18 51 ±19 13.2% ±3.9 pp 29.9% 29.5%
Households without people under 18 334 ±89 86.8% ±12.3 pp 70.1% 70.5%
Household size · B11016 · ACS 2020–2024 Households: 385
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
One-person nonfamily households 127 ±42 33.0% ±8.0 pp 29.6% 28.7%
Two-person households 132 ±54 34.3% ±11.8 pp 34.9% 33.8%
Three-person households 92 ±75 · low precision 23.9% ±18.8 pp · low precision 14.5% 15.3%
Four-person households 26 ±18 · low precision 6.8% ±4.3 pp · low precision 11.9% 12.6%
Five-person households 0 ±18 · low precision 0.0% ±4.8 pp · low precision 5.8% 5.9%
Six-person households 8 ±16 · low precision 2.1% ±4.1 pp · low precision 2.1% 2.2%
Seven or more people 0 ±18 · low precision 0.0% ±4.8 pp · low precision 1.3% 1.4%

A family household contains related people under the Census definition. A nonfamily household can contain one person or unrelated people sharing a home. Households with children can also appear in the household-type and size tables, so those tables must not be added together. Household estimates exclude people living in group quarters from the household universe.

Nativity and languages spoken at home

Nativity · B05002 · ACS 2020–2024 Total population: 870
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Native 867 ±245 99.7% ±2.3 pp 93.7% 85.9%
Foreign born 3 ±4 · low precision 0.3% ±0.4 pp · low precision 6.3% 14.1%
Language spoken at home · C16001 · ACS 2020–2024 Population age 5 and older: 843
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
English only 840 ±239 99.6% ±40.1 pp 89.7% 77.7%
Spanish 3 ±5 · low precision 0.4% ±0.6 pp · low precision 5.5% 13.6%
French, Haitian, or Cajun 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.4% 0.7%
German or other West Germanic 0 ±13 · low precision 0.0% ±1.5 pp · low precision 1.1% 0.5%
Russian, Polish, or other Slavic 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.3% 0.7%
Other Indo-European 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.9% 2.0%
Korean 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.1% 0.3%
Chinese, including Mandarin and Cantonese 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.4% 1.1%
Vietnamese 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.1% 0.5%
Tagalog, including Filipino 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.2% 0.6%
Other Asian and Pacific Island 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.8% 1.1%
Arabic 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.2% 0.5%
Other and unspecified 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.5% 0.8%

Foreign born means not a U.S. citizen at birth; it includes naturalized citizens. Language categories describe speech at home among people age five and older. A language other than English at home does not establish that someone cannot speak English. This city page uses the published C16001 summary categories because the more detailed B16001 table does not provide these city records in this release.

Educational attainment

Highest completed education · B15003 · ACS 2020–2024 Population age 25 and older: 661
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Less than high school graduate 102 ±57 · low precision 15.4% ±7.7 pp 9.6% 10.4%
High school graduate or equivalency 250 ±84 37.8% ±8.3 pp 32.5% 26.0%
Some college, no degree 143 ±81 · low precision 21.6% ±11.0 pp · low precision 19.3% 19.1%
Associate’s degree 51 ±30 · low precision 7.7% ±4.1 pp · low precision 9.1% 8.8%
Bachelor’s degree 37 ±19 · low precision 5.6% ±2.5 pp 18.7% 21.6%
Graduate or professional degree 78 ±98 · low precision 11.8% ±14.5 pp · low precision 10.8% 14.1%

The denominator excludes residents under 25. Each person is counted in the highest attainment category they completed. This table does not measure the quality of local schools or the education level of every current student.

Residence one year earlier

Geographic mobility · B07003 · ACS 2020–2024 Population age 1 and older: 870
Category Count ± MOE Share ± MOE (pp) Indiana U.S.
Same house 851 ±244 97.8% ±5.3 pp 87.3% 87.7%
Moved within same county 10 ±16 · low precision 1.1% ±1.8 pp · low precision 6.5% 6.3%
Moved from a different county in the same state 2 ±4 · low precision 0.2% ±0.5 pp · low precision 3.6% 3.1%
Moved from a different state 7 ±6 · low precision 0.8% ±0.7 pp · low precision 2.1% 2.3%
Moved from abroad 0 ±13 · low precision 0.0% ±1.5 pp · low precision 0.4% 0.6%

These are respondents’ residence patterns one year before their survey response, pooled across the five-year window. They are not a net migration count for 2025. A person can move to a different house within the same city or county; moves within the same county should not automatically be interpreted as new arrivals to the city.

Health insurance, internet access and veterans

12.0% of Dublin residents (±11.4 percentage points) had no health insurance coverage when surveyed, compared with 7.4% in Indiana and 8.4% nationally. 81.3% of households subscribe to broadband of any type, including cellular data plans. A subscription is not the same as available service: the FCC National Broadband Map shows providers at a specific address.

City, state and U.S. shares · ACS 2020–2024
Measure Dublin Indiana U.S. Compared with Indiana
People without health insurance Civilian noninstitutionalized population 12.0% ±11.4 pp · low precision 7.4% 8.4% Not statistically different
Households with a broadband subscription Households 81.3% ±11.8 pp 89.9% 91.0% Not statistically different
Veterans Civilian population age 18 and older 9.0% ±2.6 pp 6.3% 6.2% Higher

Reading and reusing the estimates

The Census table links above lead to the original detailed tables. Counts, source universes and uncertainty are retained in the source observation download for Dublin . Compare these figures with the same survey window; do not compare one city’s five-year estimate with another city’s annual estimate as though they measured the same period. For methods, see uncertainty and denominator calculations.

Read Dublin housing and cost context or return to the city profile.

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