Ohio State Senate District 15

State Legislative District Profile (Upper Chamber)

Overview

District ID
oh-sd-015
State
Ohio
Chamber
Upper chamber (state senate)
District Code
015
Land Area
86.2 sq mi
Water Area
1.13 sq mi

Boundary

Boundary of Ohio State Senate District 15

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
Franklin County86.18 sq mi100.0%16.2%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Columbus city75.02 sq mi87.0%33.9%
Whitehall city5.28 sq mi6.1%99.9%
Bexley city2.42 sq mi2.8%100.0%
Blacklick Estates CDP0.17 sq mi0.2%9.1%
Brice village0.09 sq mi0.1%99.5%

Showing all 5 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
OH District 3303,41786.5%38.6%82.8%
OH District 1547,27313.5%6.0%17.2%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
231,071
Active Voters
183,506 (79.4%)

Party Registration

PartyVotersShare
Democratic33,66814.6%
Republican9,1434.0%
Unaffiliated00.0%
Other parties00.0%
No party recorded188,26081.5%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202649,003 (21.2%)16 (0.0%)<10 (—)
2023–2024138,148 (59.8%)24,325 (10.5%)6,656 (2.9%)
2021–202288,070 (38.1%)25,181 (10.9%)7,674 (3.3%)
2019–2020131,485 (56.9%)33,039 (14.3%)3,552 (1.5%)
2017–201895,205 (41.2%)25,497 (11.0%)5,179 (2.2%)
2015–2016110,191 (47.7%)42,605 (18.4%)14,135 (6.1%)
2013–201451,046 (22.1%)11,781 (5.1%)3,974 (1.7%)
2011–201294,732 (41.0%)15,219 (6.6%)7,211 (3.1%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 01/20/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
357,268 (± 4,988)
Median Age
33.1
Median Household Income
$55,375 (± $1,596)
High School Graduate or Higher (age 25+)
86.9%
Bachelor's Degree or Higher (age 25+)
30.2%

Population by Age

GroupPeopleShare
Under 1883,20123.3%
18 to 64232,44565.1%
65 and over41,62211.7%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)29,6018.3%
White, not Hispanic142,76640.0%
Black, not Hispanic150,48842.1%
Asian, not Hispanic11,7233.3%
American Indian / Alaska Native, not Hispanic1850.1%
Native Hawaiian / Pacific Islander, not Hispanic470.0%
Some other race, not Hispanic2,3530.7%
Two or more races, not Hispanic20,1055.6%

Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.

Citizen Voting Age Population

Total Citizen Population
335,936
Citizen Voting Age Population (CVAP)
254,753

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic314,91593.7%
Hispanic21,0186.3%
White144,87243.1%
Black144,25042.9%
Asian8,4332.5%
American Indian / Alaska Native1890.1%
Native Hawaiian / Pacific Islander290.0%
Two or More Races1,8080.5%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic244,16995.8%
Hispanic10,5754.2%
White125,07249.1%
Black108,27842.5%
Asian8,3153.3%
American Indian / Alaska Native2,7361.1%
Native Hawaiian / Pacific Islander300.0%
Two or More Races1,0430.4%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).