--- type: Jurisdiction title: "New Castle County, DE" classification: county fips: "10003" state: "DE" demographics: population: 588093 population_under_18: 138888 population_18_64: 198150 population_65_plus: 251055 median_household_income: 89846 poverty_rate: 9.99 homeownership_rate: 68.49 unemployment_rate: 5.05 median_home_value: 372200 gini_index: 0.4527 vacancy_rate: 5.44 race_white: 302952 race_black: 156425 race_asian: 40551 race_native: 2639 hispanic: 73584 bachelors_plus: 230059 districts: - to: "us/states/de/districts/00" rel: in-district area_weight: 0.9046 - to: "us/states/de/districts/senate/14" rel: in-district area_weight: 0.2167 - to: "us/states/de/districts/senate/12" rel: in-district area_weight: 0.1512 - to: "us/states/de/districts/senate/10" rel: in-district area_weight: 0.1228 - to: "us/states/de/districts/senate/4" rel: in-district area_weight: 0.0898 - to: "us/states/de/districts/senate/8" rel: in-district area_weight: 0.0507 - to: "us/states/de/districts/senate/11" rel: in-district area_weight: 0.0416 - to: "us/states/de/districts/senate/9" rel: in-district area_weight: 0.0405 - to: "us/states/de/districts/senate/2" rel: in-district area_weight: 0.0349 - to: "us/states/de/districts/senate/13" rel: in-district area_weight: 0.0325 - to: "us/states/de/districts/senate/7" rel: in-district area_weight: 0.0297 - to: "us/states/de/districts/senate/5" rel: in-district area_weight: 0.027 - to: "us/states/de/districts/senate/1" rel: in-district area_weight: 0.0265 - to: "us/states/de/districts/senate/3" rel: in-district area_weight: 0.016 - to: "us/states/de/districts/house/9" rel: in-district area_weight: 0.1642 - to: "us/states/de/districts/house/11" rel: in-district area_weight: 0.1359 - to: "us/states/de/districts/house/12" rel: in-district area_weight: 0.0695 - to: "us/states/de/districts/house/27" rel: in-district area_weight: 0.0607 - to: "us/states/de/districts/house/8" rel: in-district area_weight: 0.0574 - to: "us/states/de/districts/house/17" rel: in-district area_weight: 0.0534 - to: "us/states/de/districts/house/15" rel: in-district area_weight: 0.0395 - to: "us/states/de/districts/house/23" rel: in-district area_weight: 0.0327 - to: "us/states/de/districts/house/22" rel: in-district area_weight: 0.0269 - to: "us/states/de/districts/house/16" rel: in-district area_weight: 0.0259 - to: "us/states/de/districts/house/25" rel: in-district area_weight: 0.025 - to: "us/states/de/districts/house/6" rel: in-district area_weight: 0.0193 - to: "us/states/de/districts/house/21" rel: in-district area_weight: 0.019 - to: "us/states/de/districts/house/19" rel: in-district area_weight: 0.0181 - to: "us/states/de/districts/house/10" rel: in-district area_weight: 0.0172 - to: "us/states/de/districts/house/18" rel: in-district area_weight: 0.0171 - to: "us/states/de/districts/house/24" rel: in-district area_weight: 0.0156 - to: "us/states/de/districts/house/26" rel: in-district area_weight: 0.0148 - to: "us/states/de/districts/house/2" rel: in-district area_weight: 0.0139 - to: "us/states/de/districts/house/7" rel: in-district area_weight: 0.013 - to: "us/states/de/districts/house/13" rel: in-district area_weight: 0.0114 - to: "us/states/de/districts/house/5" rel: in-district area_weight: 0.0109 - to: "us/states/de/districts/house/28" rel: in-district area_weight: 0.0101 sources: - field: demographics source: "Census ACS 2023" - field: districts source: "PostGIS area-intersection over Census TIGER 2024 boundaries" confidence: official tags: [jurisdiction, county, de] timestamp: "2026-07-03" --- # New Castle County, DE County jurisdiction — 3 officeholders mapped. ## Demographics (ACS 2023) | Measure | Value | | --- | --- | | Population | 588093 | | Under 18 | 138888 | | 18–64 | 198150 | | 65+ | 251055 | | Median household income | 89846 | | Poverty rate | 9.99 | | Homeownership rate | 68.49 | | Unemployment rate | 5.05 | | Median home value | 372200 | | Gini index | 0.4527 | | Vacancy rate | 5.44 | | White | 302952 | | Black | 156425 | | Asian | 40551 | | Native | 2639 | | Hispanic/Latino | 73584 | | Bachelor's or higher | 230059 | ## Districts - [DE-00](/us/states/de/districts/00.md) — 90% (congressional) - [DE Senate District 14](/us/states/de/districts/senate/14.md) — 22% (state senate) - [DE Senate District 12](/us/states/de/districts/senate/12.md) — 15% (state senate) - [DE Senate District 10](/us/states/de/districts/senate/10.md) — 12% (state senate) - [DE Senate District 4](/us/states/de/districts/senate/4.md) — 9% (state senate) - [DE Senate District 8](/us/states/de/districts/senate/8.md) — 5% (state senate) - [DE Senate District 11](/us/states/de/districts/senate/11.md) — 4% (state senate) - [DE Senate District 9](/us/states/de/districts/senate/9.md) — 4% (state senate) - [DE Senate District 2](/us/states/de/districts/senate/2.md) — 3% (state senate) - [DE Senate District 13](/us/states/de/districts/senate/13.md) — 3% (state senate) - [DE Senate District 7](/us/states/de/districts/senate/7.md) — 3% (state senate) - [DE Senate District 5](/us/states/de/districts/senate/5.md) — 3% (state senate) - [DE Senate District 1](/us/states/de/districts/senate/1.md) — 3% (state senate) - [DE Senate District 3](/us/states/de/districts/senate/3.md) — 2% (state senate) - [DE House District 9](/us/states/de/districts/house/9.md) — 16% (state house) - [DE House District 11](/us/states/de/districts/house/11.md) — 14% (state house) - [DE House District 12](/us/states/de/districts/house/12.md) — 7% (state house) - [DE House District 27](/us/states/de/districts/house/27.md) — 6% (state house) - [DE House District 8](/us/states/de/districts/house/8.md) — 6% (state house) - [DE House District 17](/us/states/de/districts/house/17.md) — 5% (state house) - [DE House District 15](/us/states/de/districts/house/15.md) — 4% (state house) - [DE House District 23](/us/states/de/districts/house/23.md) — 3% (state house) - [DE House District 22](/us/states/de/districts/house/22.md) — 3% (state house) - [DE House District 16](/us/states/de/districts/house/16.md) — 3% (state house) - [DE House District 25](/us/states/de/districts/house/25.md) — 2% (state house) - [DE House District 6](/us/states/de/districts/house/6.md) — 2% (state house) - [DE House District 21](/us/states/de/districts/house/21.md) — 2% (state house) - [DE House District 19](/us/states/de/districts/house/19.md) — 2% (state house) - [DE House District 10](/us/states/de/districts/house/10.md) — 2% (state house) - [DE House District 18](/us/states/de/districts/house/18.md) — 2% (state house) - [DE House District 24](/us/states/de/districts/house/24.md) — 2% (state house) - [DE House District 26](/us/states/de/districts/house/26.md) — 1% (state house) - [DE House District 2](/us/states/de/districts/house/2.md) — 1% (state house) - [DE House District 7](/us/states/de/districts/house/7.md) — 1% (state house) - [DE House District 13](/us/states/de/districts/house/13.md) — 1% (state house) - [DE House District 5](/us/states/de/districts/house/5.md) — 1% (state house) - [DE House District 28](/us/states/de/districts/house/28.md) — 1% (state house) ## Source - demographics: Census ACS 2023 - districts: PostGIS area-intersection over Census TIGER 2024 boundaries