Lake Seneca, OH Demographics

A map of Lake Seneca's Population by Race

Lake Seneca, Ohio has an estimated population of 532, a less than 1% change from the 529 recorded in the 2020 Census. The population is 97.7% White, 2.3% Hispanic, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Lake Seneca, with one dot drawn for each person counted by the Census, color-coded by race.

Lake Seneca has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Ohio overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Lake Seneca, that probability was 15.6% in 2020 and 4.4% in the most recent ACS estimates.

Lake Seneca is ranked the 870th most populous place in Ohio, out of 1,265 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). Lake Seneca was ranked the 855th most populous place in the 2020 Census.

Lake Seneca's White Population

520 residents of Lake Seneca, or 97.7% of the population, identify as White. The share of White residents in Lake Seneca is significantly higher than in Ohio overall, where 75.8% of the population is White. Lake Seneca ranks 600th statewide in terms of White residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Lake Seneca's White population has grown by an estimated 7.2%. White residents' share of Lake Seneca's population has increased from 91.7% to 97.7%.

Lake Seneca is more White than neighboring Nettle Lake (91.7% White), Pioneer (97.1% White), Montpelier (95.4% White), and Camden (96.1% White). Lake Seneca is less White than neighboring Holiday City (100% White).

Lake Seneca's Black Population

0 residents of Lake Seneca, or 0.0% of the population, identify as Black. The share of Black residents in Lake Seneca is considerably lower than in Ohio overall, where 12% of the population is Black. Lake Seneca ranks 983rd statewide in terms of Black residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Lake Seneca's Black population has declined by an estimated 100.0%. Black residents' share of Lake Seneca's population has remained roughly unchanged at 0.0%.

Lake Seneca is less Black than neighboring Camden (0.2% Black).

Lake Seneca's Asian Population

0 residents of Lake Seneca, or 0.0% of the population, identify as Asian. The share of Asian residents in Lake Seneca is slightly lower than in Ohio overall, where 2.5% of the population is Asian. Lake Seneca ranks 911th statewide in terms of Asian residents as a share of the population, out of 1,265 places.

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

Lake Seneca is less Asian than neighboring Pioneer (0.4% Asian), and Montpelier (0.8% Asian).

Lake Seneca's Hispanic Population

12 residents of Lake Seneca, or 2.3% of the population, identify as Hispanic. The share of Hispanic residents in Lake Seneca is slightly lower than in Ohio overall, where 4.8% of the population is Hispanic. Lake Seneca ranks 183rd statewide in terms of Hispanic residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Lake Seneca's Hispanic population has declined by an estimated 55.6%. Hispanic residents' share of Lake Seneca's population has decreased from 5.1% to 2.3%.

Lake Seneca is more Hispanic than neighboring Pioneer (2.1% Hispanic), and Holiday City (0% Hispanic). Lake Seneca is less Hispanic than neighboring Nettle Lake (8.3% Hispanic), Montpelier (2.4% Hispanic), and Camden (3% Hispanic).

Lake Seneca's Native American/Other Population

0 residents of Lake Seneca, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Lake Seneca is comparable to the share in Ohio overall, where 0.5% of the population is Native American/Other. Lake Seneca ranks 951st statewide in terms of Native American/Other residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Lake Seneca's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Lake Seneca's population has remained roughly unchanged at 0.0%.

Lake Seneca is less Native American/Other than neighboring Montpelier (0.2% Native American/Other), and Camden (0.3% Native American/Other).

Lake Seneca's Multiracial Population

0 residents of Lake Seneca, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Lake Seneca is slightly lower than in Ohio overall, where 4.3% of the population is Multiracial. Lake Seneca ranks 968th statewide in terms of Multiracial residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Lake Seneca's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Lake Seneca's population has decreased from 2.8% to 0.0%.

Lake Seneca is less Multiracial than neighboring Pioneer (0.4% Multiracial), Montpelier (1.2% Multiracial), and Camden (0.5% 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.