Rock Island, TX Demographics

A map of Rock Island's Population by Race

Rock Island, Texas has an estimated population of 414, a dramatic increase from the 228 recorded in the 2020 Census. The population is 97.1% White, 1.7% Native American/Other, 1.2% Hispanic, 0.0% Black, 0.0% Asian, and 0.0% Multiracial. This demographic dot map shows the population of Rock Island, with one dot drawn for each person counted by the Census, color-coded by race.

Rock Island has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Texas overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Rock Island, that probability was 48.6% in 2020 and 5.7% in the most recent ACS estimates.

Rock Island is ranked the 1335th most populous place in Texas, out of 1,863 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). Rock Island was ranked the 1515th most populous place in the 2020 Census.

Rock Island's White Population

402 residents of Rock Island, or 97.1% of the population, identify as White. The share of White residents in Rock Island is significantly higher than in Texas overall, where 39.1% of the population is White. Rock Island ranks 641st statewide in terms of White residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Rock Island's White population has grown by an estimated 162.7%. White residents' share of Rock Island's population has increased from 67.1% to 97.1%.

Rock Island is more White than neighboring Glidden (21% White), Garwood (85.8% White), and Columbus (48.2% White). Rock Island is less White than neighboring Sheridan (100% White), and Nada (100% White).

Rock Island's Black Population

0 residents of Rock Island, or 0.0% of the population, identify as Black. The share of Black residents in Rock Island is considerably lower than in Texas overall, where 11.9% of the population is Black. Rock Island ranks 585th statewide in terms of Black residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Rock Island's Black population has declined by an estimated 100.0%. Black residents' share of Rock Island's population has decreased from 3.9% to 0.0%.

Rock Island is less Black than neighboring Columbus (8.4% Black).

Rock Island's Asian Population

0 residents of Rock Island, or 0.0% of the population, identify as Asian. The share of Asian residents in Rock Island is lower than in Texas overall, where 5.5% of the population is Asian. Rock Island ranks 1316th statewide in terms of Asian residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Rock Island's Asian population has grown from 0 to an estimated 0. Asian residents' share of Rock Island's population has remained roughly unchanged at 0.0%.

Rock Island is less Asian than neighboring Columbus (1.7% Asian).

Rock Island's Hispanic Population

5 residents of Rock Island, or 1.2% of the population, identify as Hispanic. The share of Hispanic residents in Rock Island is significantly lower than in Texas overall, where 39.7% of the population is Hispanic. Rock Island ranks 1037th statewide in terms of Hispanic residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Rock Island's Hispanic population has declined by an estimated 91.1%. Hispanic residents' share of Rock Island's population has decreased from 24.6% to 1.2%.

Rock Island is more Hispanic than neighboring Sheridan (0% Hispanic), and Nada (0% Hispanic). Rock Island is less Hispanic than neighboring Glidden (35.7% Hispanic), Garwood (14.2% Hispanic), and Columbus (40.5% Hispanic).

Rock Island's Native American/Other Population

7 residents of Rock Island, or 1.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Rock Island is comparable to the share in Texas overall, where 0.6% of the population is Native American/Other. Rock Island ranks 1180th statewide in terms of Native American/Other residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Rock Island's Native American/Other population has grown by an estimated 600.0%. Native American/Other residents' share of Rock Island's population has increased from 0.4% to 1.7%.

Rock Island is more Native American/Other than neighboring Sheridan (0% Native American/Other), Glidden (0% Native American/Other), Garwood (0% Native American/Other), Columbus (0.4% Native American/Other), and Nada (0% Native American/Other).

Rock Island's Multiracial Population

0 residents of Rock Island, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Rock Island is slightly lower than in Texas overall, where 3.1% of the population is Multiracial. Rock Island ranks 588th statewide in terms of Multiracial residents as a share of the population, out of 1,863 places.

Since the 2020 Census, Rock Island's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Rock Island's population has decreased from 3.9% to 0.0%.

Rock Island is less Multiracial than neighboring Glidden (43.3% Multiracial), and Columbus (0.8% 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.