Cambridge, IL Demographics

A map of Cambridge's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,878	1,921	88.3%	92.1%
Multiracial	182	89	8.6%	4.3%
Black	39	13	1.8%	0.6%
Asian	29	6	1.4%	0.3%
Hispanic	0	51	0.0%	2.4%
Native American/Other	0	6	0.0%	0.3%

Cambridge, Illinois has an estimated population of 2,128, a slight increase from the 2,086 recorded in the 2020 Census. The population is 88.3% White, 8.6% Multiracial, 1.8% Black, 1.4% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Cambridge, with one dot drawn for each person counted by the Census, color-coded by race.

Cambridge has become considerably more racially diverse since the 2020 Census. It is considerably less diverse than Illinois overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Cambridge, that probability was 14.9% in 2020 and 21.3% in the most recent ACS estimates.

Cambridge is ranked the 492nd most populous place in Illinois, out of 1,461 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). Cambridge was ranked the 492nd most populous place in the 2020 Census.

Cambridge's White Population

1,878 residents of Cambridge, or 88.3% of the population, identify as White. The share of White residents in Cambridge is significantly higher than in Illinois overall, where 58.1% of the population is White. Cambridge ranks 587th statewide in terms of White residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Cambridge's White population has declined by an estimated 2.2%. White residents' share of Cambridge's population has decreased from 92.1% to 88.3%.

Cambridge is more White than neighboring Andover (85.3% White), and Geneseo (87.9% White). Cambridge is less White than neighboring Osco (100% White), Bishop Hill (91% White), and Nekoma (89.8% White).

Cambridge's Black Population

39 residents of Cambridge, or 1.8% of the population, identify as Black. The share of Black residents in Cambridge is considerably lower than in Illinois overall, where 13.3% of the population is Black. Cambridge ranks 777th statewide in terms of Black residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Cambridge's Black population has grown by an estimated 200.0%. Black residents' share of Cambridge's population has increased from 0.6% to 1.8%.

Cambridge is more Black than neighboring Andover (0% Black), Osco (0% Black), Bishop Hill (0% Black), and Geneseo (0.1% Black). Cambridge is less Black than neighboring Nekoma (10.2% Black).

Cambridge's Asian Population

29 residents of Cambridge, or 1.4% of the population, identify as Asian. The share of Asian residents in Cambridge is slightly lower than in Illinois overall, where 5.9% of the population is Asian. Cambridge ranks 835th statewide in terms of Asian residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Cambridge's Asian population has grown by an estimated 383.3%. Asian residents' share of Cambridge's population has increased from 0.3% to 1.4%.

Cambridge is more Asian than neighboring Andover (0.7% Asian), Osco (0% Asian), Bishop Hill (0% Asian), Nekoma (0% Asian), and Geneseo (1% Asian).

Cambridge's Hispanic Population

0 residents of Cambridge, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Cambridge is significantly lower than in Illinois overall, where 18.8% of the population is Hispanic. Cambridge ranks 851st statewide in terms of Hispanic residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Cambridge's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Cambridge's population has decreased from 2.4% to 0.0%.

Cambridge is less Hispanic than neighboring Andover (2.8% Hispanic), Bishop Hill (1.5% Hispanic), and Geneseo (7.3% Hispanic).

Cambridge's Native American/Other Population

0 residents of Cambridge, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Cambridge is comparable to the share in Illinois overall, where 0.5% of the population is Native American/Other. Cambridge ranks 900th statewide in terms of Native American/Other residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Cambridge's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Cambridge's population has remained roughly unchanged at 0.0%.

Cambridge is less Native American/Other than neighboring Geneseo (0.2% Native American/Other).

Cambridge's Multiracial Population

182 residents of Cambridge, or 8.6% of the population, identify as Multiracial. The share of Multiracial residents in Cambridge is higher than in Illinois overall, where 3.4% of the population is Multiracial. Cambridge ranks 437th statewide in terms of Multiracial residents as a share of the population, out of 1,461 places.

Since the 2020 Census, Cambridge's Multiracial population has grown by an estimated 104.5%. Multiracial residents' share of Cambridge's population has increased from 4.3% to 8.6%.

Cambridge is more Multiracial than neighboring Osco (0% Multiracial), Bishop Hill (7.5% Multiracial), Nekoma (0% Multiracial), and Geneseo (3.5% Multiracial). Cambridge is less Multiracial than neighboring Andover (11.3% 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.