Seneca, SC Demographics

A map of Seneca's Population by Race

Seneca, South Carolina had a population of 8,850 in 2020. It was 62.8% White, 24.2% Black, 1.2% Asian, 6.0% Hispanic, 0.7% Native American/Other, and 5.1% Multiracial. This map presents the population of Seneca, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Of the 475 places in South Carolina, Seneca is the 66th most populous. 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).

Seneca's White Population

5,556 residents of Seneca identify as White, or 62.8%. This makes the White share of the population of Seneca roughly similar to the White share of the population of South Carolina (62.1% White). Of the 475 places in South Carolina, Seneca is ranked #228 in terms of White residents as a share of the population.

Seneca is less White than neighboring Utica (65.1% White), Newry (87.9% White), West Union (67.1% White), Clemson University (78.3% White), and Westminster (78.5% White).

Seneca's Black Population

2,143 residents of Seneca identify as Black, or 24.2%. This makes the Black share of the population of Seneca roughly similar to the Black share of the population of South Carolina (24.8% Black). Of the 475 places in South Carolina, Seneca is ranked #237 in terms of Black residents as a share of the population.

Seneca is more Black than neighboring Utica (20.3% Black), Newry (0% Black), West Union (3.5% Black), Clemson University (8.9% Black), and Westminster (8.7% Black).

Seneca's Asian Population

108 residents of Seneca identify as Asian, or 1.2%. This makes the Asian share of the population of Seneca roughly similar to the Asian share of the population of South Carolina (1.7% Asian). Of the 475 places in South Carolina, Seneca is ranked #117 in terms of Asian residents as a share of the population.

Seneca is more Asian than neighboring Utica (0.7% Asian), Newry (0.5% Asian), West Union (0% Asian), and Westminster (0.3% Asian). Seneca is less Asian than neighboring Clemson University (2.6% Asian).

Seneca's Hispanic Population

531 residents of Seneca identify as Hispanic, or 6.0%. This makes the Hispanic share of the population of Seneca roughly similar to the Hispanic share of the population of South Carolina (6.9% Hispanic). Of the 475 places in South Carolina, Seneca is ranked #145 in terms of Hispanic residents as a share of the population.

Seneca is more Hispanic than neighboring Newry (2% Hispanic), and Clemson University (5.3% Hispanic). Seneca is less Hispanic than neighboring Utica (7.2% Hispanic), West Union (24.6% Hispanic), and Westminster (6.6% Hispanic).

Seneca's Native American/Other Population

62 residents of Seneca identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.7%. This makes the Native American/Other share of the population of Seneca roughly similar to the Native American/Other share of the population of South Carolina (0.8% Native American/Other). Of the 475 places in South Carolina, Seneca is ranked #200 in terms of Native American/Other residents as a share of the population.

Seneca is more Native American/Other than neighboring West Union (0.5% Native American/Other), and Clemson University (0.4% Native American/Other). Seneca is less Native American/Other than neighboring Utica (1.5% Native American/Other), and Newry (3% Native American/Other).

Seneca's Multiracial Population

450 residents of Seneca identify as Multiracial, or 5.1%. This makes the Multiracial share of the population of Seneca roughly similar to the Multiracial share of the population of South Carolina (3.7% Multiracial). Of the 475 places in South Carolina, Seneca is ranked #67 in terms of Multiracial residents as a share of the population.

Seneca is more Multiracial than neighboring West Union (4.3% Multiracial), and Clemson University (4.5% Multiracial). Seneca is less Multiracial than neighboring Utica (5.2% Multiracial), Newry (6.5% Multiracial), and Westminster (5.2% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.