New Castle, IN
Latest: 2024
Safe Republican — 49K residents — 1 counties
POPULATION
49K
COUNTIES
1
PRES MARGIN
R+47.7
2024
TURNOUT
57.4%
MEDIAN INCOME
$63K
Place Story
What defines New Castle, IN
Demographically distinctive: 92% non-Hispanic white (+35pp vs national)
Evangelical edge: 69pp over Catholics
Correlates nationally with Republican-leaning behavior.
Ticket-splitting: President ran 55.6pp behind Senate
Persuadable voters present — downballot races can run independent of presidential.
Constituent Counties
Similar metro areas
Nearest neighbors matched on the same place-page feature set used across the dossier system.
Centralia, IL
Small-town rural republican 3
Taylorville, IL
Small-town rural republican 3
Peru, IN
Small-town rural republican 3
Mount Vernon, IL
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Madison, IN
Small-town rural republican 3
Gallipolis, OH
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Wabash, IN
Small-town rural republican 3
Bradford, PA
Small-town rural republican 3
Counties in New Castle, IN
2024 presidential results across the counties that make up this geography.
Sort:
| County | Pop. | Margin | Dem | Rep | Total | Share |
|---|---|---|---|---|---|---|
| Henry | 49K | R+47.7 | 5,208 | 15,033 | 20,604 | 100.0% |
1 countiesTotal votes: 20,604
Ask the Historian
Explore New Castle, IN's political evolution with the Historian
Who Lives Here
A race-first Census view with ancestry expansion where source coverage is strong enough to support detail.
Census race profile
Major Census race and ethnicity groups shown as a share of total population.
| Group | New Castle, IN | National |
|---|---|---|
▶White (Non-Hispanic)(12) | 92.1% | 57.4% |
Multiracial / Other | 2.8% | 4.0% |
▶Hispanic / Latino(11) | 2.3% | 19.3% |
▶Black / African American(7) | 2.2% | 12.2% |
▶Asian(5) | 0.5% | 6.0% |
Native American / Alaska Native | 0.1% | 0.9% |
Method notes
Religious Adherents
Population that are religious adherents:
29.2%
Catholic-Evangelical edge: -73.3pp (vs national 4.5pp). A strongly Evangelical-leaning religious profile, which nationally correlates with Republican-leaning rural and exurban communities.
| Tradition | % Pop | % Adherents | US Pop | US Adherents |
|---|---|---|---|---|
| 21.0% | 71.7% | — | — | |
| 5.8% | 19.9% | — | — | |
| 1.2% | 4.0% | — | — | |
| 0.8% | 2.9% | — | — | |
LDS (Mormon) | 0.7% | 2.3% | — | — |
| 0.4% | 1.4% | — | — | |
Non-religiousPopulation | 70.8% | — | — | — |
Who lives in the New Castle, IN metro area? 48,970 residents across 1 counties.
Demographics
Read this geography's profile in three layers: local, state (where available), and national baseline.
17% of adults hold a bachelor's degree — 16pp below the national average. Places with similar education levels vote R+22 on average nationally.
Population & electorate
Scale, voting-age share, and this geography's footprint inside the national electorate.
Total population
49K
Share of U.S. population
0.01%
Voting-age population
73.3%
Economic profile
Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.
Median household income
$63,150
Poverty rate
13.6%
College degree
17.4%
Homeownership
76.2%
Community profile
Age structure, language use, and nativity signals that explain how this geography differs from state and nation.
Median age
42.2 yrs
Age 18–29
14.1%
Age 65+
19.6%
Foreign born
1.3%
Non-English at home
2.3%
English only
97.7%
Turnout in New Castle, IN
Estimated using 2020 Census voting-age population.
57.4%
-1.2pp
35,898
1988–2024
How competitive is New Castle, IN?
Safe RAvg margin: R+45.4 (last 3 elections)
2008
R+3.9
2012
R+17.0
2016
R+43.2
2020
R+45.2
2024
R+47.7
43.8pp
0
R+31.4
Do voters in New Castle, IN split their tickets?
Divergence between offices in the same election reveals persuadable voters.
Heavy splitting (0/100)
| Offices | Margin A | Margin B | Split |
|---|---|---|---|
| Senate vs Governor | R+47.9 | R+32.4 | 15.5pp |
| President vs Governor | R+47.7 | R+32.4 | 15.3pp |
| President vs Senate | R+47.7 | R+47.9 | 0.2pp |
Average divergence across office pairs: 20.8pp
Located In
New Castle, IN sits inside these higher-level geographies.
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