PlainCities

Census tracts · Ontario, CA

Census tracts in Ontario, California

35 census tracts lie mostly within Ontario, by the 2020 census blocks they share. Median household income runs from $56,383 in Tract 15.04 to $138,618 in Tract 19.08, against $88,941 for Ontario as a whole (ACS 2020-2024 5-year estimates).

Which census tracts of Ontario earn the most and the least?

The five tracts with the highest and the lowest median household income among those mostly within Ontario and with a reliable estimate.

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov

Every census tract in Ontario

Sort by any column; the share column is how much of each tract's land (by 2020 census blocks) lies inside Ontario.

Census tracts in or partly in Ontario, ACS 2020-2024 5-year estimates. Distance and direction from the Census Bureau's internal point of Ontario (2024 Gazetteer), which is not always its downtown
Tract 10.01060710010015.0 mi northwestSan Bernardino County5,148±733$81,091$565,800$1,918100%
Tract 10.02060710010024.6 mi northwestSan Bernardino County5,521±687$79,413$571,400$1,590100%
Tract 11.01060710011013.9 mi northwestSan Bernardino County3,824±437$68,429$533,100$1,884100%
Tract 11.03060710011034.1 mi northwestSan Bernardino County3,843±533$76,429$652,000$1,576100%
Tract 11.04060710011044.5 mi northwestSan Bernardino County5,637±1,131$72,455$618,800$1,579100%
Tract 12060710012003.7 mi northwestSan Bernardino County4,650±556$95,114$616,400$2,132100%
Tract 13.05060710013053.5 mi northwestSan Bernardino County5,436±939$58,571$441,400$1,821100%
Tract 13.07060710013073.6 mi northSan Bernardino County3,802±361$99,832$607,000$2,543100%
Tract 13.08060710013082.9 mi northSan Bernardino County5,092±905$87,672$595,300$2,338100%
Tract 13.09060710013092.8 mi northwestSan Bernardino County5,102±1,708$72,348$560,200$2,282100%
Tract 13.10060710013103.4 mi northwestSan Bernardino County5,207±691$94,219$551,600$2,088100%
Tract 13.12060710013122.7 mi northSan Bernardino County6,047±672$104,479$502,700$2,525100%
Tract 14060710014003.3 mi northwestSan Bernardino County3,457±603$68,619$618,900$1,566100%
Tract 15.01060710015012.9 mi northwestSan Bernardino County3,552±391$74,583$476,900$1,844100%
Tract 15.03060710015032.6 mi northwestSan Bernardino County4,059±527$60,825$519,200$1,723100%
Tract 15.04060710015042.2 mi northwestSan Bernardino County4,975±669$56,383$527,900$1,834100%
Tract 16060710016001.6 mi northwestSan Bernardino County4,773±902$65,188$387,900$1,589100%
Tract 17.02060710017024.1 mi westSan Bernardino County6,402±781$106,104$540,400$2,232100%
Tract 17.04060710017043.2 mi westSan Bernardino County4,374±830$76,961$597,300$1,962100%
Tract 17.06060710017063.4 mi westSan Bernardino County5,595±818$78,383$443,200$1,857100%
Tract 17.07060710017073.2 mi westSan Bernardino County5,747±870$99,668$612,600$1,479100%
Tract 18.03060710018030.8 mi westSan Bernardino County3,343±588$74,447$183,000$2,378100%
Tract 18.04060710018042.5 mi westSan Bernardino County5,998±706$129,314$669,300$2,259100%
Tract 18.06060710018061.7 mi southwestSan Bernardino County4,550±783$124,554$641,200$2,410100%
Tract 18.08060710018081.2 mi southwestSan Bernardino County4,196±504$84,349$676,000$1,924100%
Tract 18.09060710018090.9 mi southSan Bernardino County4,431±539$78,365$507,200$1,914100%
Tract 18.10060710018102.3 mi westSan Bernardino County4,644±725$69,148$523,200$1,917100%
Tract 18.12060710018122.5 mi westSan Bernardino County3,708±403$66,008$522,100$1,784100%
Tract 18.13060710018132.3 mi westSan Bernardino County4,733±1,108$91,213$525,400$1,677100%
Tract 19.06060710019062.6 mi southeastSan Bernardino County13,555±1,569$137,699$720,600$2,368100%
Tract 19.08060710019083.3 mi southSan Bernardino County7,556±672$138,618$806,500$3,213100%
Tract 19.10060710019102.2 mi southwestSan Bernardino County1,945±273$103,462$810,400$2,298100%
Tract 21.09060710021093.3 mi northeastSan Bernardino County7,840±1,284$94,067$585,400$2,336100%
Tract 22.06060710022061.4 mi southeastSan Bernardino County7,570±868$106,023$635,100$2,877100%
Tract 127060710127002.9 mi eastSan Bernardino County4,235±746$85,284$554,500$2,253100%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files · Census block assignment files

How these figures are made: methodology and release checks · reading a margin of error · every state · corrections