Modoc County Demographics

A map of Modoc County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	6,430	6,446	74.8%	74.1%
Hispanic	1,348	1,259	15.7%	14.5%
Multiracial	403	412	4.7%	4.7%
Native American/Other	193	456	2.2%	5.2%
Asian	177	61	2.1%	0.7%
Black	49	66	0.6%	0.8%

Modoc County, California has an estimated population of 8,600, a slight decrease from the 8,700 recorded in the 2020 Census. The population is 74.8% White, 15.7% Hispanic, 4.7% Multiracial, 2.2% Native American/Other, 2.1% Asian, and 0.6% Black. This demographic dot map shows the population of Modoc County, with one dot drawn for each person counted by the Census, color-coded by race.

Modoc has become less racially diverse since the 2020 Census. It is considerably less diverse than California overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Modoc County, that probability was 42.5% in 2020 and 41.3% in the most recent ACS estimates.

Modoc County is ranked the 56th most populous county in California, out of 58 counties. Modoc County was ranked the 56th most populous county in the 2020 Census.

Modoc County's White Population

6,430 residents of Modoc County, or 74.8% of the population, identify as White. The share of White residents in Modoc County is significantly higher than in California overall, where 33.8% of the population is White. Modoc County ranks 8th statewide in terms of White residents as a share of the population, out of 58 counties.

Since the 2020 Census, Modoc County's White population has remained roughly the same. White residents' share of Modoc County's population has increased from 74.1% to 74.8%.

Modoc County is more White than neighboring Lassen County (61.3% White), Washoe County (58.5% White), and Klamath County (74.4% White). Modoc County is less White than neighboring Lake County (78.8% White), and Shasta County (75.3% White).

Modoc County's Black Population

49 residents of Modoc County, or 0.6% of the population, identify as Black. The share of Black residents in Modoc County is slightly lower than in California overall, where 5.2% of the population is Black. Modoc County ranks 45th statewide in terms of Black residents as a share of the population, out of 58 counties.

Since the 2020 Census, Modoc County's Black population has declined by an estimated 25.8%. Black residents' share of Modoc County's population has remained roughly unchanged at 0.6%.

Modoc County is more Black than neighboring Lake County (0.5% Black). Modoc County is less Black than neighboring Lassen County (6.1% Black), Washoe County (2.3% Black), Klamath County (0.7% Black), and Shasta County (0.8% Black).

Modoc County's Asian Population

177 residents of Modoc County, or 2.1% of the population, identify as Asian. The share of Asian residents in Modoc County is considerably lower than in California overall, where 15.3% of the population is Asian. Modoc County ranks 57th statewide in terms of Asian residents as a share of the population, out of 58 counties.

Since the 2020 Census, Modoc County's Asian population has grown by an estimated 190.2%. Asian residents' share of Modoc County's population has increased from 0.7% to 2.1%.

Modoc County is more Asian than neighboring Lassen County (2% Asian), Lake County (0.1% Asian), and Klamath County (0.9% Asian). Modoc County is less Asian than neighboring Washoe County (5.6% Asian), and Shasta County (3.4% Asian).

Modoc County's Hispanic Population

1,348 residents of Modoc County, or 15.7% of the population, identify as Hispanic. The share of Hispanic residents in Modoc County is significantly lower than in California overall, where 40.2% of the population is Hispanic. Modoc County ranks 46th statewide in terms of Hispanic residents as a share of the population, out of 58 counties.

Since the 2020 Census, Modoc County's Hispanic population has grown by an estimated 7.1%. Hispanic residents' share of Modoc County's population has increased from 14.5% to 15.7%.

Modoc County is more Hispanic than neighboring Lake County (10.8% Hispanic), Klamath County (13.9% Hispanic), and Shasta County (11.8% Hispanic). Modoc County is less Hispanic than neighboring Lassen County (22.6% Hispanic), and Washoe County (26.1% Hispanic).

Modoc County's Native American/Other Population

193 residents of Modoc County, or 2.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Modoc County is comparable to the share in California overall, where 1.2% of the population is Native American/Other. Modoc County ranks 5th statewide in terms of Native American/Other residents as a share of the population, out of 58 counties.

Since the 2020 Census, Modoc County's Native American/Other population has declined by an estimated 57.7%. Native American/Other residents' share of Modoc County's population has decreased from 5.2% to 2.2%.

Modoc County is more Native American/Other than neighboring Washoe County (2% Native American/Other), and Shasta County (2% Native American/Other). Modoc County is less Native American/Other than neighboring Lassen County (3.9% Native American/Other), Lake County (3.7% Native American/Other), and Klamath County (3.2% Native American/Other).

Modoc County's Multiracial Population

403 residents of Modoc County, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Modoc County is comparable to the share in California overall, where 4.4% of the population is Multiracial. Modoc County ranks 36th statewide in terms of Multiracial residents as a share of the population, out of 58 counties.

Since the 2020 Census, Modoc County's Multiracial population has declined by an estimated 2.2%. Multiracial residents' share of Modoc County's population has remained roughly unchanged at 4.7%.

Modoc County is more Multiracial than neighboring Lassen County (4.2% Multiracial). Modoc County is less Multiracial than neighboring Lake County (6.1% Multiracial), Washoe County (5.5% Multiracial), Klamath County (6.9% Multiracial), and Shasta County (6.7% 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.