Jury Pool Profile
New Castle County, Delaware
- County seat
- Wilmington
- Judicial district
- New Castle County Superior Court
- Population (July 2025 estimate)
- 588,026
- Census PEP. The five-year ACS survey average is 577,961.
At a glance
New Castle County is a 588,026-person venue. The county population is 54% White and 26% Black (Census race-alone categories). 12% identify as Hispanic or Latino of any race. Median household income is $89,750, $2,240 above the DE state median of $87,510; 39.7% of residents 25 and over hold a bachelor's degree or higher. 17.3% of residents 5 and older speak a language other than English at home, most commonly Spanish, then other Indo-European languages (2.3%), a group the Census does not break out. The largest published sector is Education & health services, at 23.5% of covered employment, average pay $78,166/year. Trailing-12-month unemployment is 5.0%, below the 5.19% state average. The county carried the Democratic presidential candidate in 2016, 2020, and 2024, taking 62% to 68% of the vote across the three.
- Population
- 577,961
- Median household income
- $91,166
- Unemployment
- 5.0%
Who sits on a jury?
50–70% White and ≥15% Black. This county: 54% / 26%.
New Castle County has a population of 577,961, with a median age of 39.3. By Census race-alone categories, White residents make up 54.2%; Black residents 25.6%. Independently, 11.8% of residents identify as Hispanic or Latino of any race.
The median household earns $89,750; 39.7% of residents 25 and over hold a bachelor's degree or higher; 10.3% live below the federal poverty line.
Economic context
Largest sector in BLS QCEW, with cells BLS withholds estimated from Census County Business Patterns (private jobs) and the statewide public-sector mix: Education & health services, about 28% of covered jobs.
Education & health services is the largest published sector at 23.5% of covered employment, followed by Trade, transportation & utilities at 18.7%. Trailing-12-month unemployment is 5.0%, below the Delaware state average.
Political composition
Democratic candidate carried this county in 2016, 2020, and 2024 (avg winning share: 65%). 'Strongly' threshold: ≥60% avg.
New Castle County was carried by the Democratic candidate in the 2016, 2020, and 2024 cycles, with 65.5% in 2024, 67.8% in 2020, 62.3% in 2016.
Languages, households, faith & health
Family households are 64% of all households (thresholds: ≥70% = 'family-dominant'; 50–70% = 'family-majority'; <50% = 'singles/nonfamily-majority'). 17.3% of residents 5 and older speak a language other than English at home (threshold for 'linguistically diverse' is ≥10%).
17.3% of residents 5 years and older speak a language other than English at home. The most common are Spanish, Chinese, French, Haitian, or Cajun. Veterans account for 5.8% of the adult civilian population (26,290 individuals).