Timonium, MD Demographics

A map of Timonium's Population by Race

Timonium, Maryland has an estimated population of 10,304, a slight decrease from the 10,458 recorded in the 2020 Census. The population is 75.4% White, 9.8% Asian, 6.8% Black, 4.7% Multiracial, 3.1% Hispanic, and 0.1% Native American/Other. This demographic dot map shows the population of Timonium, with one dot drawn for each person counted by the Census, color-coded by race.

Timonium has become more racially diverse since 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 Timonium, that probability was 40.2% in 2020 and 41.4% in the most recent ACS estimates.

Timonium is ranked the 136th most populous place in Maryland, out of 536 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). Timonium was ranked the 132nd most populous place in the 2020 Census.

Timonium's White Population

7,771 residents of Timonium, or 75.4% of the population, identify as White. The share of White residents in Timonium is significantly higher than in Maryland overall, where 46.6% of the population is White. Timonium ranks 259th statewide in terms of White residents as a share of the population, out of 536 places.

Since the 2020 Census, Timonium's White population has declined by an estimated 2.6%. White residents' share of Timonium's population has decreased from 76.3% to 75.4%.

Timonium is more White than neighboring Cockeysville (49.5% White), and Towson (66.6% White). Timonium is less White than neighboring Lutherville (75.9% White), Hampton (80.5% White), and Mays Chapel (78.2% White).

Timonium's Black Population

705 residents of Timonium, or 6.8% of the population, identify as Black. The share of Black residents in Timonium is significantly lower than in Maryland overall, where 28.9% of the population is Black. Timonium ranks 323rd statewide in terms of Black residents as a share of the population, out of 536 places.

Since the 2020 Census, Timonium's Black population has grown by an estimated 35.3%. Black residents' share of Timonium's population has increased from 5.0% to 6.8%.

Timonium is more Black than neighboring Lutherville (4.6% Black), Hampton (0.8% Black), and Mays Chapel (4.6% Black). Timonium is less Black than neighboring Cockeysville (19.9% Black), and Towson (16.5% Black).

Timonium's Asian Population

1,011 residents of Timonium, or 9.8% of the population, identify as Asian. The share of Asian residents in Timonium is slightly higher than in Maryland overall, where 6.5% of the population is Asian. Timonium ranks 53rd statewide in terms of Asian residents as a share of the population, out of 536 places.

Since the 2020 Census, Timonium's Asian population has declined by an estimated 5.1%. Asian residents' share of Timonium's population has remained roughly unchanged at 9.8%.

Timonium is more Asian than neighboring Hampton (7.7% Asian), Cockeysville (8.7% Asian), Mays Chapel (9.5% Asian), and Towson (6% Asian). Timonium is less Asian than neighboring Lutherville (10.1% Asian).

Timonium's Hispanic Population

318 residents of Timonium, or 3.1% of the population, identify as Hispanic. The share of Hispanic residents in Timonium is lower than in Maryland overall, where 12.5% of the population is Hispanic. Timonium ranks 277th statewide in terms of Hispanic residents as a share of the population, out of 536 places.

Since the 2020 Census, Timonium's Hispanic population has declined by an estimated 39.0%. Hispanic residents' share of Timonium's population has decreased from 5.0% to 3.1%.

Timonium is less Hispanic than neighboring Lutherville (4.9% Hispanic), Hampton (5.2% Hispanic), Cockeysville (16.7% Hispanic), Mays Chapel (4.3% Hispanic), and Towson (6% Hispanic).

Timonium's Native American/Other Population

15 residents of Timonium, or 0.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Timonium is comparable to the share in Maryland overall, where 0.8% of the population is Native American/Other. Timonium ranks 424th statewide in terms of Native American/Other residents as a share of the population, out of 536 places.

Since the 2020 Census, Timonium's Native American/Other population has declined by an estimated 53.1%. Native American/Other residents' share of Timonium's population has remained roughly unchanged at 0.1%.

Timonium is more Native American/Other than neighboring Lutherville (0% Native American/Other), and Cockeysville (0% Native American/Other). Timonium is less Native American/Other than neighboring Hampton (0.9% Native American/Other), Mays Chapel (0.2% Native American/Other), and Towson (0.4% Native American/Other).

Timonium's Multiracial Population

484 residents of Timonium, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Timonium is comparable to the share in Maryland overall, where 4.6% of the population is Multiracial. Timonium ranks 397th statewide in terms of Multiracial residents as a share of the population, out of 536 places.

Since the 2020 Census, Timonium's Multiracial population has grown by an estimated 41.9%. Multiracial residents' share of Timonium's population has increased from 3.3% to 4.7%.

Timonium is more Multiracial than neighboring Lutherville (4.5% Multiracial), Mays Chapel (3.1% Multiracial), and Towson (4.4% Multiracial). Timonium is less Multiracial than neighboring Hampton (4.9% Multiracial), and Cockeysville (5.2% 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.