Seaford, DE Demographics

A map of Seaford's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	4,154	3,597	49.0%	45.2%
Black	1,897	2,794	22.4%	35.1%
Multiracial	1,240	383	14.6%	4.8%
Hispanic	1,061	934	12.5%	11.7%
Asian	103	163	1.2%	2.0%
Native American/Other	30	86	0.4%	1.1%

Seaford, Delaware has an estimated population of 8,485, an increase from the 7,957 recorded in the 2020 Census. The population is 49.0% White, 22.4% Black, 14.6% Multiracial, 12.5% Hispanic, 1.2% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Seaford, with one dot drawn for each person counted by the Census, color-coded by race.

Seaford has become more racially diverse since the 2020 Census. It is considerably more diverse than Delaware overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Seaford, that probability was 65.6% in 2020 and 67.3% in the most recent ACS estimates.

Seaford is ranked the 13th most populous place in Delaware, out of 79 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Seaford was ranked the 15th most populous place in the 2020 Census.

Seaford's White Population

4,154 residents of Seaford, or 49.0% of the population, identify as White. The share of White residents in Seaford is lower than in Delaware overall, where 58.1% of the population is White. Seaford ranks 71st statewide in terms of White residents as a share of the population, out of 79 places.

Since the 2020 Census, Seaford's White population has grown by an estimated 15.5%. White residents' share of Seaford's population has increased from 45.2% to 49.0%.

Seaford is more White than neighboring Laurel (31.2% White). Seaford is less White than neighboring Blades (59.7% White), Bridgeville (56.8% White), Bethel (76.5% White), and Galestown (77.2% White).

Seaford's Black Population

1,897 residents of Seaford, or 22.4% of the population, identify as Black. The share of Black residents in Seaford is comparable to the share in Delaware overall, where 21.4% of the population is Black. Seaford ranks 8th statewide in terms of Black residents as a share of the population, out of 79 places.

Since the 2020 Census, Seaford's Black population has declined by an estimated 32.1%. Black residents' share of Seaford's population has decreased from 35.1% to 22.4%.

Seaford is more Black than neighboring Blades (13.4% Black), Bethel (5.3% Black), and Galestown (12.3% Black). Seaford is less Black than neighboring Bridgeville (24.2% Black), and Laurel (34.1% Black).

Seaford's Asian Population

103 residents of Seaford, or 1.2% of the population, identify as Asian. The share of Asian residents in Seaford is slightly lower than in Delaware overall, where 4.3% of the population is Asian. Seaford ranks 26th statewide in terms of Asian residents as a share of the population, out of 79 places.

Since the 2020 Census, Seaford's Asian population has declined by an estimated 36.8%. Asian residents' share of Seaford's population has decreased from 2.0% to 1.2%.

Seaford is more Asian than neighboring Blades (0% Asian), Bridgeville (0.1% Asian), Bethel (0% Asian), Laurel (0% Asian), and Galestown (0% Asian).

Seaford's Hispanic Population

1,061 residents of Seaford, or 12.5% of the population, identify as Hispanic. The share of Hispanic residents in Seaford is comparable to the share in Delaware overall, where 11% of the population is Hispanic. Seaford ranks 18th statewide in terms of Hispanic residents as a share of the population, out of 79 places.

Since the 2020 Census, Seaford's Hispanic population has grown by an estimated 13.6%. Hispanic residents' share of Seaford's population has increased from 11.7% to 12.5%.

Seaford is more Hispanic than neighboring Galestown (0% Hispanic). Seaford is less Hispanic than neighboring Blades (16% Hispanic), Bridgeville (17.4% Hispanic), Bethel (16.5% Hispanic), and Laurel (32.7% Hispanic).

Seaford's Native American/Other Population

30 residents of Seaford, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Seaford is comparable to the share in Delaware overall, where 0.6% of the population is Native American/Other. Seaford ranks 22nd statewide in terms of Native American/Other residents as a share of the population, out of 79 places.

Since the 2020 Census, Seaford's Native American/Other population has declined by an estimated 65.1%. Native American/Other residents' share of Seaford's population has decreased from 1.1% to 0.4%.

Seaford is more Native American/Other than neighboring Bridgeville (0% Native American/Other), Bethel (0% Native American/Other), Laurel (0% Native American/Other), and Galestown (0% Native American/Other). Seaford is less Native American/Other than neighboring Blades (1.5% Native American/Other).

Seaford's Multiracial Population

1,240 residents of Seaford, or 14.6% of the population, identify as Multiracial. The share of Multiracial residents in Seaford is considerably higher than in Delaware overall, where 4.5% of the population is Multiracial. Seaford ranks 39th statewide in terms of Multiracial residents as a share of the population, out of 79 places.

Since the 2020 Census, Seaford's Multiracial population has grown by an estimated 223.8%. Multiracial residents' share of Seaford's population has increased from 4.8% to 14.6%.

Seaford is more Multiracial than neighboring Blades (9.4% Multiracial), Bridgeville (1.5% Multiracial), Bethel (1.6% Multiracial), Laurel (2.1% Multiracial), and Galestown (10.5% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.