New Plymouth, ID Demographics
A map of New Plymouth's Population by Race
New Plymouth, Idaho has an estimated population of 1,794, a large increase from the 1,494 recorded in the 2020 Census. The population is 76.6% White, 15.5% Hispanic, 5.3% Multiracial, 1.7% Native American/Other, 0.9% Asian, and 0.0% Black. This demographic dot map shows the population of New Plymouth, with one dot drawn for each person counted by the Census, color-coded by race.
New Plymouth has become more racially diverse since the 2020 Census. It is more diverse than Idaho overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In New Plymouth, that probability was 35.0% in 2020 and 38.6% in the most recent ACS estimates.
New Plymouth is ranked the 72nd most populous place in Idaho, out of 236 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). New Plymouth was ranked the 75th most populous place in the 2020 Census.
New Plymouth's White Population
1,374 residents of New Plymouth, or 76.6% of the population, identify as White. The share of White residents in New Plymouth is comparable to the share in Idaho overall, where 78.6% of the population is White. New Plymouth ranks 162nd statewide in terms of White residents as a share of the population, out of 236 places.
Since the 2020 Census, New Plymouth's White population has grown by an estimated 16.0%. White residents' share of New Plymouth's population has decreased from 79.3% to 76.6%.
New Plymouth is more White than neighboring Fruitland (68% White), Payette (65.8% White), Ontario (49.3% White), and Nyssa (33.4% White). New Plymouth is less White than neighboring Letha (100% White).
New Plymouth's Black Population
0 residents of New Plymouth, or 0.0% of the population, identify as Black. The share of Black residents in New Plymouth is comparable to the share in Idaho overall, where 0.7% of the population is Black. New Plymouth ranks 132nd statewide in terms of Black residents as a share of the population, out of 236 places.
Since the 2020 Census, New Plymouth's Black population has declined by an estimated 100.0%. Black residents' share of New Plymouth's population has remained roughly unchanged at 0.0%.
New Plymouth is less Black than neighboring Payette (0.2% Black), and Ontario (0.7% Black).
New Plymouth's Asian Population
16 residents of New Plymouth, or 0.9% of the population, identify as Asian. The share of Asian residents in New Plymouth is comparable to the share in Idaho overall, where 1.3% of the population is Asian. New Plymouth ranks 57th statewide in terms of Asian residents as a share of the population, out of 236 places.
Since the 2020 Census, New Plymouth's Asian population has grown by an estimated 33.3%. Asian residents' share of New Plymouth's population has remained roughly unchanged at 0.9%.
New Plymouth is more Asian than neighboring Payette (0% Asian), Letha (0% Asian), and Nyssa (0% Asian). New Plymouth is less Asian than neighboring Fruitland (2.6% Asian), and Ontario (2% Asian).
New Plymouth's Hispanic Population
278 residents of New Plymouth, or 15.5% of the population, identify as Hispanic. The share of Hispanic residents in New Plymouth is comparable to the share in Idaho overall, where 13.6% of the population is Hispanic. New Plymouth ranks 71st statewide in terms of Hispanic residents as a share of the population, out of 236 places.
Since the 2020 Census, New Plymouth's Hispanic population has grown by an estimated 32.4%. Hispanic residents' share of New Plymouth's population has increased from 14.1% to 15.5%.
New Plymouth is more Hispanic than neighboring Letha (0% Hispanic). New Plymouth is less Hispanic than neighboring Fruitland (23.5% Hispanic), Payette (26.1% Hispanic), Ontario (45.4% Hispanic), and Nyssa (64.8% Hispanic).
New Plymouth's Native American/Other Population
31 residents of New Plymouth, 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 New Plymouth is comparable to the share in Idaho overall, where 1.5% of the population is Native American/Other. New Plymouth ranks 88th statewide in terms of Native American/Other residents as a share of the population, out of 236 places.
Since the 2020 Census, New Plymouth's Native American/Other population has grown by an estimated 55.0%. Native American/Other residents' share of New Plymouth's population has remained roughly unchanged at 1.7%.
New Plymouth is more Native American/Other than neighboring Fruitland (1% Native American/Other), Ontario (0.6% Native American/Other), Letha (0% Native American/Other), and Nyssa (0% Native American/Other). New Plymouth is less Native American/Other than neighboring Payette (2.8% Native American/Other).
New Plymouth's Multiracial Population
95 residents of New Plymouth, or 5.3% of the population, identify as Multiracial. The share of Multiracial residents in New Plymouth is comparable to the share in Idaho overall, where 4.2% of the population is Multiracial. New Plymouth ranks 85th statewide in terms of Multiracial residents as a share of the population, out of 236 places.
Since the 2020 Census, New Plymouth's Multiracial population has grown by an estimated 41.8%. Multiracial residents' share of New Plymouth's population has increased from 4.5% to 5.3%.
New Plymouth is more Multiracial than neighboring Fruitland (4.9% Multiracial), Payette (5.1% Multiracial), Ontario (2% Multiracial), Letha (0% Multiracial), and Nyssa (1.8% 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.