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Census tracts · Kendall County

Census tracts in Kendall County, Illinois

Kendall County is divided into 21 census tracts. Among the tracts with a reliable estimate, median household income runs from $75,225 in Tract 8902.01 to $160,664 in Tract 8901.08 (ACS 2020-2024 5-year estimates).

Every census tract in Kendall County

Sort by any column. A tract's number repeats across counties; the GEOID under each name is unique. A ring marks an estimate whose coefficient of variation is over 40%.

Census tracts of Kendall County, ACS 2020-2024 5-year estimates
Tract 8901.0317093890103Oswego (87%)5,5066,370±942$84,069$304,700$1,8841.7%
Tract 8901.0417093890104Aurora (76%)6,0506,708±285$128,462$317,100$1,8746.1%
Tract 8901.0517093890105Oswego (54%)9,0328,343±613$126,940$346,900$2,8757.3%
Tract 8901.0617093890106Oswego (90%)4,9664,578±588$112,202$348,900$1,4475.9%
Tract 8901.0717093890107Oswego (88%)4,8695,128±533$141,429$399,100$3,0545.2%
Tract 8901.0817093890108Oswego (50%)5,4735,602±602$160,664$423,900$1,9583.7%
Tract 8902.0117093890201Boulder Hill (52%)4,4164,548±485$75,225$236,500$1,8295.5%
Tract 8902.0217093890202Boulder Hill (91%)3,0893,700±588$93,295$240,100$1,21715.1%
Tract 8903.0117093890301Oswego (57%)6,1597,206±1,142$112,984$312,700$1,2552.7%
Tract 8903.0217093890302Oswego (51%)6,0915,500±599$95,239$285,200$1,1792.4%
Tract 8904.0117093890401Yorkville (69%)6,2908,018±730$106,484$318,300$1,8872.7%
Tract 8904.0217093890402Yorkville (61%)9,88310,745±679$142,614$349,600$1,6075.0%
Tract 8904.0317093890403Oswego (42%)5,9705,363±519$128,241$354,800$2,0530.6%
Tract 8904.0417093890404Montgomery (74%)9,8879,830±615$103,546$319,300$2,5682.3%
Tract 8905.0117093890501Plano (61%)9,3989,749±520$86,749$244,400$1,71614.7%
Tract 8905.0217093890502Plano (69%)4,6384,860±523$94,500$239,900$1,1623.8%
Tract 8906.0117093890601Yorkville (74%)4,5134,056±415$112,261$340,200$1,2101.7%
Tract 8906.0217093890602Yorkville (29%)5,7006,788±508$125,190$395,200$2,0692.5%
Tract 8907.0117093890701Joliet (94%)5,3645,388±424$119,844$296,300not published11.0%
Tract 8907.0217093890702Joliet (33%)5,5275,953±592$139,750$367,700not published6.3%
Tract 8907.0317093890703Joliet (16%)9,0489,242±397$119,250$332,700$2,0406.6%

Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); place = the place holding most of the tract's 2020 census blocks · Check it at data.census.gov

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