Zip Code 19810 — Wilmington, DE

ZIP Code 19810 is associated with Wilmington, DE, in New Castle County. The listed population estimate is 26,530; estimated density is 1,297.1 people per square mile. Among records with population estimates, it ranks #9 of 26 in New Castle County and #15 of 65 in DE.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.818550, -75.506280)

Data MetricLocal Statistic
Postal / Zip Code19810
Primary CityWilmington
State / ProvinceDE
CountyNew Castle
Total Population26,530
Population Density1,297.1 people/sq mi
TimezoneAmerica/New_York

How 19810 Compares

MetricZIP 19810New Castle County recordsDE records
Population estimate26,530573,431 (sum)1,021,605 (sum)
Population Density1,297.1 /sq mi----
County population rank#9 of 26----
State population rank#15 of 65----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in DE

ZIP CodeCityDistancePopulation estimate
ZIP 19803Wilmington2.3 mi22,279
ZIP 19703Claymont2.7 mi15,460
ZIP 19732Rockland3.8 mi89
ZIP 19809Wilmington4.2 mi14,311
ZIP 19802Wilmington4.4 mi26,051

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →