Delaware State Senate District 10

State Legislative District Profile (Upper Chamber)

Overview

District ID
de-sd-010
State
Delaware
Chamber
Upper chamber (state senate)
District Code
010
Land Area
59.8 sq mi
Water Area
0.95 sq mi

Boundary

Boundary of Delaware State Senate District 10

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
New Castle County59.75 sq mi100.0%14.0%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Middletown town11.86 sq mi19.8%87.8%
Glasgow CDP3.45 sq mi5.8%34.7%
Odessa town0.50 sq mi0.8%98.9%

Showing all 3 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
DE At-Large47,223100.0%4.8%100.0%

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

Voters

Registered Voters
40,954
Active Voters
40,064 (97.8%)

Party Registration

PartyVotersShare
Democratic17,72443.3%
Republican9,40523.0%
Unaffiliated12,87431.4%
Other parties9512.3%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202427,631 (67.5%)0 (0.0%)0 (0.0%)
2021–202215,859 (38.7%)0 (0.0%)0 (0.0%)
2019–202023,659 (57.8%)0 (0.0%)0 (0.0%)
2017–201815,819 (38.6%)0 (0.0%)0 (0.0%)
2015–201618,228 (44.5%)0 (0.0%)0 (0.0%)
2013–20148,785 (21.5%)0 (0.0%)0 (0.0%)
2011–201214,935 (36.5%)0 (0.0%)0 (0.0%)

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 01/14/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
48,608 (± 1,358)
Median Age
40.3
Median Household Income
$132,324 (± $5,960)
High School Graduate or Higher (age 25+)
96.8%
Bachelor's Degree or Higher (age 25+)
49.1%

Population by Age

GroupPeopleShare
Under 1812,53525.8%
18 to 6428,42758.5%
65 and over7,64615.7%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)2,4315.0%
White, not Hispanic28,00957.6%
Black, not Hispanic11,83824.4%
Asian, not Hispanic3,8157.8%
American Indian / Alaska Native, not Hispanic240.0%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic6971.4%
Two or more races, not Hispanic1,7943.7%

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
46,252
Citizen Voting Age Population (CVAP)
33,953

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic44,14795.4%
Hispanic2,1044.5%
White29,36663.5%
Black11,49624.9%
Asian2,4765.4%
American Indian / Alaska Native250.1%
Native Hawaiian / Pacific Islander00.0%
Two or More Races650.1%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic32,72496.4%
Hispanic1,2263.6%
White22,70666.9%
Black8,37424.7%
Asian1,5464.6%
American Indian / Alaska Native1420.4%
Native Hawaiian / Pacific Islander00.0%
Two or More Races150.0%

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