Harford County Demographics

A map of Harford County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	188,826	186,984	71.6%	71.7%
Black	37,254	36,837	14.1%	14.1%
Hispanic	15,290	14,007	5.8%	5.4%
Multiracial	12,431	13,171	4.7%	5.0%
Asian	7,897	8,094	3.0%	3.1%
Native American/Other	2,059	1,831	0.8%	0.7%

Harford County, Maryland has an estimated population of 263,757, a slight increase from the 260,924 recorded in the 2020 Census. The population is 71.6% White, 14.1% Black, 5.8% Hispanic, 4.7% Multiracial, 3.0% Asian, and 0.8% Native American/Other. This demographic dot map shows the population of Harford County, with one dot drawn for each person counted by the Census, color-coded by race.

Harford is about as racially diverse as it was in the 2020 Census. It is considerably less diverse than Maryland overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Harford County, that probability was 46.0% in 2020 and 46.1% in the most recent ACS estimates.

Harford County is ranked the 8th most populous county in Maryland, out of 24 counties. Harford County was ranked the 8th most populous county in the 2020 Census.

Harford County's White Population

188,826 residents of Harford County, or 71.6% of the population, identify as White. The share of White residents in Harford County is significantly higher than in Maryland overall, where 46.6% of the population is White. Harford County ranks 12th statewide in terms of White residents as a share of the population, out of 24 counties.

Since the 2020 Census, Harford County's White population has remained roughly the same. White residents' share of Harford County's population has remained roughly unchanged at 71.6%.

Harford County is more White than neighboring Baltimore County (51.1% White), and Baltimore County (26% White). Harford County is less White than neighboring Cecil County (80.4% White), Kent County (75.9% White), and Lancaster County (79.1% White).

Harford County's Black Population

37,254 residents of Harford County, or 14.1% of the population, identify as Black. The share of Black residents in Harford County is considerably lower than in Maryland overall, where 28.9% of the population is Black. Harford County ranks 12th statewide in terms of Black residents as a share of the population, out of 24 counties.

Since the 2020 Census, Harford County's Black population has grown by an estimated 1.1%. Black residents' share of Harford County's population has remained roughly unchanged at 14.1%.

Harford County is more Black than neighboring Cecil County (7.1% Black), Kent County (14% Black), and Lancaster County (3.4% Black). Harford County is less Black than neighboring Baltimore County (30.1% Black), and Baltimore County (58.5% Black).

Harford County's Asian Population

7,897 residents of Harford County, or 3.0% of the population, identify as Asian. The share of Asian residents in Harford County is slightly lower than in Maryland overall, where 6.5% of the population is Asian. Harford County ranks 9th statewide in terms of Asian residents as a share of the population, out of 24 counties.

Since the 2020 Census, Harford County's Asian population has declined by an estimated 2.4%. Asian residents' share of Harford County's population has remained roughly unchanged at 3.0%.

Harford County is more Asian than neighboring Cecil County (1.2% Asian), Kent County (1.3% Asian), Baltimore County (2.6% Asian), and Lancaster County (2.4% Asian). Harford County is less Asian than neighboring Baltimore County (6.1% Asian).

Harford County's Hispanic Population

15,290 residents of Harford County, or 5.8% of the population, identify as Hispanic. The share of Hispanic residents in Harford County is lower than in Maryland overall, where 12.5% of the population is Hispanic. Harford County ranks 16th statewide in terms of Hispanic residents as a share of the population, out of 24 counties.

Since the 2020 Census, Harford County's Hispanic population has grown by an estimated 9.2%. Hispanic residents' share of Harford County's population has remained roughly unchanged at 5.8%.

Harford County is more Hispanic than neighboring Cecil County (5.6% Hispanic). Harford County is less Hispanic than neighboring Baltimore County (7.8% Hispanic), Baltimore County (8.2% Hispanic), and Lancaster County (11.5% Hispanic).

Harford County's Native American/Other Population

2,059 residents of Harford County, or 0.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Harford County is comparable to the share in Maryland overall, where 0.8% of the population is Native American/Other. Harford County ranks 11th statewide in terms of Native American/Other residents as a share of the population, out of 24 counties.

Since the 2020 Census, Harford County's Native American/Other population has grown by an estimated 12.5%. Native American/Other residents' share of Harford County's population has remained roughly unchanged at 0.8%.

Harford County is more Native American/Other than neighboring Cecil County (0.7% Native American/Other), Kent County (0.3% Native American/Other), and Lancaster County (0.6% Native American/Other).

Harford County's Multiracial Population

12,431 residents of Harford County, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Harford County is comparable to the share in Maryland overall, where 4.6% of the population is Multiracial. Harford County ranks 8th statewide in terms of Multiracial residents as a share of the population, out of 24 counties.

Since the 2020 Census, Harford County's Multiracial population has declined by an estimated 5.6%. Multiracial residents' share of Harford County's population has remained roughly unchanged at 4.7%.

Harford County is more Multiracial than neighboring Baltimore County (4.1% Multiracial), Kent County (2.7% Multiracial), Baltimore County (3.9% Multiracial), and Lancaster County (2.9% Multiracial). Harford County is less Multiracial than neighboring Cecil County (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.