Demographic and housing estimates in Delaware
Total population| Total population | 949,495 | 
| Male | 459,570 | 
| Female | 489,925 | 
Population by age| Total population | 949,495 | 
| Under 5 years | 54,854 | 
| 5 to 9 years | 55,166 | 
| 10 to 14 years | 58,676 | 
| 15 to 19 years | 59,798 | 
| 20 to 24 years | 61,022 | 
| 25 to 34 years | 126,358 | 
| 35 to 44 years | 110,238 | 
| 45 to 54 years | 126,453 | 
| 55 to 59 years | 68,175 | 
| 60 to 64 years | 61,626 | 
| 65 to 74 years | 99,666 | 
| 75 to 84 years | 49,025 | 
| 85 years and over | 18,438 | 
| Median age (years) | 40.2 | 
| Under 18 years | 203,426 | 
| 16 years and over | 769,793 | 
| 18 years and over | 746,069 | 
| 21 years and over | 707,381 | 
| 62 years and over | 203,286 | 
| 65 years and over | 167,129 | 
Population by race| Total population | 949,495 | 
| One race | 923,486 | 
|    White | 654,905 | 
|    Black or African American | 209,892 | 
|    American Indian and Alaska Native | 3,455 | 
|    Asian | 36,723 | 
|    Native Hawaiian and Other Pacific Islander | 477 | 
|    Some other race | 18,034 | 
| Two or more races | 26,009 | 
Citizen, voting age population| Citizen, VOTING AGE 18 and over population | 704,108 | 
| Male Citizen, VOTING AGE 18 and over population | 334,936 | 
| Female Citizen, VOTING AGE 18 and over population | 369,172 | 
Social characteristics in Delaware
Households by type| Total households | 357,765 | 
| Family households (families) | 237,901 | 
| Married-couple family | 174,333 | 
| Male householder, no wife present, family | 16,416 | 
| Female householder, no husband present, family | 47,152 | 
| Nonfamily households | 119,864 | 
| Average household size | 2.58 | 
| Average family size | 3.15 | 
Economic characteristics in Delaware
Income and benefits (in 2018 inflation-adjusted dollars)| Total households | 357,765 | 
| Less than $10,000 | 19,901 | 
| $10,000 to $14,999 | 12,769 | 
| $15,000 to $24,999 | 27,906 | 
| $25,000 to $34,999 | 32,208 | 
| $35,000 to $49,999 | 43,958 | 
| $50,000 to $74,999 | 64,668 | 
| $75,000 to $99,999 | 50,512 | 
| $100,000 to $149,999 | 56,761 | 
| $150,000 to $199,999 | 25,568 | 
| $200,000 or more | 23,514 | 
| Median household income (dollars) | 65,627 | 
Housing characteristics in Delaware
Housing occupancy| Total housing units | 428,251 | 
| Occupied housing units | 357,765 | 
| Vacant housing units | 70,486 | 
Units in structure| Total housing units | 428,251 | 
| 1-unit, detached | 251,970 | 
| 1-unit, attached | 65,736 | 
| 2 units | 6,767 | 
| 3 or 4 units | 9,508 | 
| 5 to 9 units | 15,802 | 
| 10 to 19 units | 23,515 | 
| 20 or more units | 19,323 | 
| Mobile home | 35,356 | 
| Boat, RV, van, etc. | 274 | 
Year structure built| Total housing units | 428,251 | 
| Built 2014 or later | 10,360 | 
| Built 2010 to 2013 | 16,602 | 
| Built 2000 to 2009 | 80,974 | 
| Built 1990 to 1999 | 68,481 | 
| Built 1980 to 1989 | 58,609 | 
| Built 1970 to 1979 | 51,174 | 
| Built 1960 to 1969 | 44,208 | 
| Built 1950 to 1959 | 42,815 | 
| Built 1940 to 1949 | 19,668 | 
| Built 1939 or earlier | 35,360 | 
Rooms| Total housing units | 428,251 | 
| 1 room | 4,289 | 
| 2 rooms | 4,255 | 
| 3 rooms | 22,815 | 
| 4 rooms | 51,399 | 
| 5 rooms | 71,641 | 
| 6 rooms | 83,167 | 
| 7 rooms | 69,981 | 
| 8 rooms | 53,176 | 
| 9 rooms or more | 67,528 | 
| Median rooms | 6.2 | 
Bedrooms| Total housing units | 428,251 | 
| No bedroom | 4,849 | 
| 1 bedroom | 28,232 | 
| 2 bedrooms | 86,273 | 
| 3 bedrooms | 194,942 | 
| 4 bedrooms | 93,598 | 
| 5 or more bedrooms | 20,357 | 
Housing tenure| Occupied housing units | 357,765 | 
| Owner-occupied | 254,308 | 
| Renter-occupied | 103,457 | 
| Average household size of owner-occupied unit | 2.61 | 
| Average household size of renter-occupied unit | 2.51 | 
Year householder moved into unit| Occupied housing units | 357,765 | 
| Moved in 2017 or later | 16,232 | 
| Moved in 2015 to 2016 | 40,882 | 
| Moved in 2010 to 2014 | 94,984 | 
| Moved in 2000 to 2009 | 107,223 | 
| Moved in 1990 to 1999 | 48,993 | 
| Moved in 1989 and earlier | 49,451 | 
Value| Owner-occupied units | 254,308 | 
| Less than $50,000 | 13,622 | 
| $50,000 to $99,999 | 11,573 | 
| $100,000 to $149,999 | 22,598 | 
| $150,000 to $199,999 | 41,261 | 
| $200,000 to $299,999 | 77,886 | 
| $300,000 to $499,999 | 67,342 | 
| $500,000 to $999,999 | 16,524 | 
| $1,000,000 or more | 3,502 | 
| Median (dollars) | 244,700 | 
Mortgage status| Owner-occupied units | 254,308 | 
| Housing units with a mortgage | 167,225 | 
| Housing units without a mortgage | 87,083 | 
Gross rent| Occupied units paying rent | 98,472 | 
| Less than $500 | 7,554 | 
| $500 to $999 | 30,443 | 
| $1,000 to $1,499 | 42,873 | 
| $1,500 to $1,999 | 13,621 | 
| $2,000 to $2,499 | 2,595 | 
| $2,500 to $2,999 | 763 | 
| $3,000 or more | 623 | 
| Median (dollars) | 1,110 | 
| No rent paid | 4,985 | 
Data is based on 2018 Census