akashic
1876–2024
State House District 21·Ohio

Ohio 21st State House District has voted Democratic in thirteen straight presidential cycles.

One of Ohio's most reliably Republican state house seats

1876 — 2024·38 elections
OH
Latest
D+31
in 2024
Archetype
Democratic loyalist
since the recent cycles
Population
78,656
2024 ACS

Ohio 21st State House District, Ohio: Democratic loyalist district. In 2024, voted D+31%. Democratic peak: D+43 in 1964.

Key facts

2024 presidential margin
D+31MIT Election Lab
Political archetype
Democratic loyalistAkashic typology
Population
78,6562024 5-year
Median household income
$64,4682024 5-year
White (non-Hispanic)
57.7%2024 5-year
Black
28.9%2024 5-year
Hispanic / Latino
7.0%2024 5-year
Peak Democratic margin
D+43 in 1964MIT Election Lab
Peak Republican margin
R+40 in 1924MIT Election Lab
2024 results by constituent county
1 counties · 1 D · 0 R
R+60
D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
D
+31.2%
23,76212,32136,713
D
+34.1%
26,27412,79739,500
D
+34.7%
25,14411,63038,975
D
+39.5%
28,23812,03741,064
D
+38.7%
28,94212,61942,129
D
+33.7%
28,31513,99042,538
D
+29.2%
22,72212,12836,288
D
+31.6%
21,55110,33935,474
D
+23.5%
21,31011,81840,420
D
+18.5%
22,31115,30637,950
D
+12.1%
22,89417,93641,140
D
+8.6%
19,41016,09238,807
D
+15.0%
22,04516,13639,346
R
−1.8%
20,05520,80241,652
D
+18.5%
22,95115,07642,541
D
+43.0%
31,11912,40243,521
D
+19.7%
27,08618,18645,272
R
−7.4%
19,22822,31641,543
R
−0.7%
20,51620,80041,316
D
+8.8%
16,28613,56730,975
D
+20.6%
20,87513,75234,627
D
+24.8%
21,91513,19935,114
D
+38.3%
19,6428,14130,015
D
+5.2%
11,72610,50123,396
R
−7.8%
10,49212,28022,987
R
−40.2%
1,5158,21816,671
R
−33.9%
4,4529,39814,601
D
+15.7%
4,5163,2388,138
O
+28.7%
2,7538956,479
R
−16.1%
2,5223,5576,422
R
−36.3%
1,5283,6225,761
R
−3.2%
2,6792,8605,700
R
−6.7%
2,3702,7145,145
D
+4.9%
1,8651,6833,688
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Demographics

Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
14.8%
Irish
11.7%
Italian
8.0%
Polish
6.5%
English
6.4%
American
2.9%
Scottish
1.3%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 40.4 in this county, 39.1 nationally
Male
Age
Female
0.9%
85+
1.6%
2.3%
75–84
3.3%
5.3%
65–74
6.2%
6.4%
55–64
7.1%
5.5%
45–54
6.0%
6.0%
35–44
6.4%
7.0%
25–34
7.4%
4.1%
18–24
4.1%
7.7%
5–17
7.4%
2.7%
<5
2.6%
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$64,468
State House District 21 ranks near the middle of US counties.
State House District 21$64,468
Ohio$71,389
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
16.1%
Children face moderate poverty.
Children under 1822.9%
Working age (18–64)14.5%
Seniors (65+)12.5%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
87.7%
speak English only
Spanish4.4%
Other Indo-European4.3%
Asian & Pacific Islander1.8%
Other languages1.7%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Catholic & Orthodox
28.0%
Other Christian
14.9%
Baptist
6.1%
Non-Christian
4.6%
Mainline Protestant
3.5%
Methodist
2.1%
Pentecostal & Holiness
1.6%
Source · 2020 US Religion Census. Remaining 39.2% of residents not counted as adherents by any reporting body.

With a 2024 presidential margin exceeding 50 points, this district ranks among the state's most one-sided legislative constituencies, reflecting a rural or exurban electorate where competitive general elections are rare.

The Democratic margin in Ohio 21st State House District reached its widest at forty-three points in 1964. The margin in 2024 was thirty-one points — still decisive.

Its loyalty is rooted in its place. Median household income of $64,468, a 58% non-Hispanic-white share, and a population of 78,656 together describe a district whose political habits are deeply settled.

Compare two places, side by side

Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
State House District 21, Ohio. Akashic. https://akashic.app/sld-lower/39021/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did State House District 21, Ohio vote in 2024?
In 2024, State House District 21, Ohio voted Democratic by 31.2 points (D+31), carried by the Democratic candidate. Out of 36,713 votes cast, 23,762 went Democratic and 12,321 went Republican.
What is State House District 21, Ohio's political archetype?
Akashic classifies State House District 21, Ohio as a "Democratic loyalist" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 23 times, Republican 10 times, and other 1 times.
When did State House District 21, Ohio last vote Republican?
The most recent presidential election in which State House District 21, Ohio voted Republican was 1972.
How many people live in State House District 21, Ohio?
State House District 21, Ohio has a population of 78,656 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State House District 21, Ohio?
Median household income in State House District 21, Ohio is $64,468 — below the national median of $80,734. The Ohio state median is $71,389.
What is the political history of State House District 21, Ohio?
Akashic tracks 38 presidential elections in State House District 21, Ohio from 1876 to 2024. Of those, 23 went Democratic and 10 went Republican. The district's archetype — "Democratic loyalist" — captures the overall trajectory of that voting record.