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New Castle, DE

View of New Castle, DE
Image credit: Ataraxy22 / CC BY-SA 3.0
Population
5,726
U.S. Census Population Estimates Program · 2025
Elevation
10 ft
Median Home Value
$285,100
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$1,739/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$89,205
U.S. Census American Community Survey 5-Year · 2024

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New Castle in context.

Overall#7 best place in DelawarePopulation ranking#21 highest population in DelawareNearest larger communityWilmington, Delaware4.9 miles away · 73,512 residents.

About New Castle

New Castle is a city in New Castle County, Delaware, situated along the Delaware River six miles south of Wilmington. Part of the Philadelphia metropolitan area, the historic community of approximately 5,579 is home to the Delaware Aviation Hall of Fame Museum. Public education is served by the Colonial School District.

Top Rating Signals

Highest current ratings for this town.

Low Sales TaxA+100.0ratingNearby Hospital Emergency DepartmentsA+97.6ratingNearby Inpatient HospitalsA+97.1rating

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