2024 results by precinct
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Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | R | 61,657 | 70,448 | 134,383 | |
| 2020 | R | 57,735 | 66,356 | 126,070 | |
| 2016 | R | 40,872 | 57,568 | 106,996 | |
| 2012 | R | 37,292 | 60,194 | 99,254 | |
| 2008 | R | 36,653 | 54,778 | 92,581 | |
| 2004 | R | 27,048 | 53,143 | 80,456 | |
| 2000 | R | 17,134 | 36,639 | 55,403 | |
| 1996 | R | 13,463 | 24,123 | 41,415 | |
| 1992 | R | 9,263 | 18,225 | 36,873 | |
| 1988 | R | 7,590 | 20,693 | 28,498 | |
| 1984 | R | 5,773 | 19,050 | 24,989 | |
| 1980 | R | 6,417 | 14,740 | 22,861 | |
| 1976 | R | 7,058 | 12,285 | 19,853 | |
| 1972 | R | 4,452 | 12,950 | 17,886 | |
| 1968 | R | 4,056 | 9,029 | 15,644 | |
| 1964 | R | 8,080 | 8,395 | 16,475 | |
| 1960 | R | 5,334 | 11,391 | 16,725 | |
| 1956 | R | 3,997 | 10,739 | 14,736 | |
| 1952 | R | 4,239 | 10,682 | 14,921 | |
| 1948 | R | 4,371 | 8,089 | 12,506 | |
| 1944 | R | 4,569 | 9,186 | 13,755 | |
| 1940 | R | 5,666 | 9,570 | 15,236 | |
| 1936 | R | 7,045 | 7,364 | 14,709 | |
| 1932 | R | 6,196 | 6,833 | 13,300 | |
| 1928 | R | 3,720 | 8,049 | 11,880 | |
| 1924 | R | 3,537 | 6,731 | 11,142 | |
| 1920 | R | 5,241 | 7,700 | 13,004 | |
| 1916 | D | 3,754 | 3,461 | 7,368 | |
| 1912 | D | 2,934 | 2,584 | 7,316 | |
| 1908 | R | 3,330 | 4,007 | 7,593 | |
| 1904 | R | 2,607 | 4,163 | 7,078 | |
| 1900 | R | 3,337 | 3,765 | 7,325 | |
| 1896 | R | 3,612 | 3,789 | 7,519 | |
| 1892 | R | 2,710 | 3,267 | 6,645 | |
| 1888 | — | — | — | — | |
| 1884 | — | — | — | — | |
| 1880 | — | — | — | — | |
| 1876 | — | — | — | — |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
American
100.0%
African American
3.5%
Multiple ancestry combinations reported; no single grouping above 1%.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
Source · American Community Survey 5-year estimates, 2024 release. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 40.1 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$133,540
Delaware County ranks in the top 0.5% of US counties.
Delaware County$133,540
Ohio$71,389
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
4.7%
Children face moderate poverty.
Children under 1818.0%
Working age (18–64)100.0%
Seniors (65+)18.0%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
0.0%
speak English only
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 56.9% of residents not counted as adherents by any reporting body.
Delaware County's rapid population growth, driven by Columbus metro spillover, has steadily compressed what were once double-digit Republican presidential margins, making it a bellwether for how exurban Ohio continues to shift.
The Republican margin in Delaware County reached its widest at fifty-three points in 1984. The margin in 2024 was seven points, in line with the county's deep historical pattern.
Delaware County's loyalty is rooted in its place. Median household income of $133,540, a 80% non-Hispanic-white share, and a population of 226,834 together describe a community whose political habits are deeply settled. The county's voting pattern over the last decade is most similar to that of Fayette County and York County.
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