Franklin County Demographics

A map of Franklin County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	7,987	8,034	80.2%	80.2%
Hispanic	1,642	1,634	16.5%	16.3%
Multiracial	179	226	1.8%	2.3%
Black	67	32	0.7%	0.3%
Native American/Other	45	44	0.5%	0.4%
Asian	36	49	0.4%	0.5%

Franklin County, Iowa has an estimated population of 9,956, a less than 1% change from the 10,019 recorded in the 2020 Census. The population is 80.2% White, 16.5% Hispanic, 1.8% Multiracial, 0.7% Black, 0.5% Native American/Other, and 0.4% Asian. This demographic dot map shows the population of Franklin County, with one dot drawn for each person counted by the Census, color-coded by race.

Franklin is about as racially diverse as it was in the 2020 Census. It is more diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Franklin County, that probability was 33.0% in 2020 and 32.9% in the most recent ACS estimates.

Franklin County is ranked the 73rd most populous county in Iowa, out of 99 counties. Franklin County was ranked the 74th most populous county in the 2020 Census.

Franklin County's White Population

7,987 residents of Franklin County, or 80.2% of the population, identify as White. The share of White residents in Franklin County is slightly lower than in Iowa overall, where 82.3% of the population is White. Franklin County ranks 86th statewide in terms of White residents as a share of the population, out of 99 counties.

Since the 2020 Census, Franklin County's White population has remained roughly the same. White residents' share of Franklin County's population has remained roughly unchanged at 80.2%.

Franklin County is more White than neighboring Wright County (75.5% White). Franklin County is less White than neighboring Cerro Gordo County (88.2% White), Hardin County (90.1% White), Butler County (94.6% White), and Hamilton County (83.8% White).

Franklin County's Black Population

67 residents of Franklin County, or 0.7% of the population, identify as Black. The share of Black residents in Franklin County is slightly lower than in Iowa overall, where 3.8% of the population is Black. Franklin County ranks 82nd statewide in terms of Black residents as a share of the population, out of 99 counties.

Since the 2020 Census, Franklin County's Black population has grown by an estimated 109.4%. Black residents' share of Franklin County's population has remained roughly unchanged at 0.7%.

Franklin County is more Black than neighboring Butler County (0.2% Black), and Wright County (0.4% Black). Franklin County is less Black than neighboring Cerro Gordo County (1.9% Black), Hardin County (1.1% Black), and Hamilton County (1% Black).

Franklin County's Asian Population

36 residents of Franklin County, or 0.4% of the population, identify as Asian. The share of Asian residents in Franklin County is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Franklin County ranks 47th statewide in terms of Asian residents as a share of the population, out of 99 counties.

Since the 2020 Census, Franklin County's Asian population has declined by an estimated 26.5%. Asian residents' share of Franklin County's population has remained roughly unchanged at 0.4%.

Franklin County is less Asian than neighboring Cerro Gordo County (1.2% Asian), Hardin County (0.8% Asian), Butler County (1.3% Asian), Wright County (0.5% Asian), and Hamilton County (2.3% Asian).

Franklin County's Hispanic Population

1,642 residents of Franklin County, or 16.5% of the population, identify as Hispanic. The share of Hispanic residents in Franklin County is higher than in Iowa overall, where 7.3% of the population is Hispanic. Franklin County ranks 7th statewide in terms of Hispanic residents as a share of the population, out of 99 counties.

Since the 2020 Census, Franklin County's Hispanic population has remained roughly the same. Hispanic residents' share of Franklin County's population has remained roughly unchanged at 16.5%.

Franklin County is more Hispanic than neighboring Cerro Gordo County (5.6% Hispanic), Hardin County (5.5% Hispanic), Butler County (1.7% Hispanic), and Hamilton County (10.1% Hispanic). Franklin County is less Hispanic than neighboring Wright County (19.9% Hispanic).

Franklin County's Native American/Other Population

45 residents of Franklin County, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Franklin County is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Franklin County ranks 54th statewide in terms of Native American/Other residents as a share of the population, out of 99 counties.

Since the 2020 Census, Franklin County's Native American/Other population has grown by an estimated 2.3%. Native American/Other residents' share of Franklin County's population has remained roughly unchanged at 0.5%.

Franklin County is more Native American/Other than neighboring Hardin County (0.4% Native American/Other). Franklin County is less Native American/Other than neighboring Cerro Gordo County (0.8% Native American/Other), Butler County (0.7% Native American/Other), Wright County (1.4% Native American/Other), and Hamilton County (0.7% Native American/Other).

Franklin County's Multiracial Population

179 residents of Franklin County, or 1.8% of the population, identify as Multiracial. The share of Multiracial residents in Franklin County is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Franklin County ranks 66th statewide in terms of Multiracial residents as a share of the population, out of 99 counties.

Since the 2020 Census, Franklin County's Multiracial population has declined by an estimated 20.8%. Multiracial residents' share of Franklin County's population has remained roughly unchanged at 1.8%.

Franklin County is more Multiracial than neighboring Butler County (1.6% Multiracial). Franklin County is less Multiracial than neighboring Cerro Gordo County (2.2% Multiracial), Hardin County (2.1% Multiracial), Wright County (2.2% Multiracial), and Hamilton County (2.2% 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.