Delaware Census & Demographic Data - July 1, 2018


Delaware Census Data

The tables below provide updated data and demographic estimates for Delaware as of July 1, 2018. Our Delaware Census Data Comparison Tool allows you to compare and rank DE cities, towns, ZIP Codes and Counties.

Delaware Data & Demographics (As of July 1, 2018)


Total Population 988,421
Population in Households 963,354
Population in Familes 777,661
Population in Group Qrtrs 25,067
Population Density2 507
Diversity Index3 60


Median Household Income $61,260
Average Household Income $83,380
Per Capita Income $32,024


Total Housing Units 443,551 (100%)
Owner Occupied HU 260,099 (58.6%)
Renter Occupied HU 114,147 (25.7%)
Vacant Housing Units 69,305 (15.6%)
Median Home Value $254,536
Average Home Value $296,757


Total Households 374,246
Average Household Size 2.57
Family Households 250,090
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 1.17% 1.16%
Households 1.09% 1.13%
Families 0.98% 1.06%
Median Household Income   1.88%
Per Capita Income   1.6%