PlainCities

Census tracts · St. Mary's County

Census tracts in St. Mary's County, Maryland

St. Mary's County is divided into 23 census tracts, 1 of them with no residents (water, parks or institutional land). Among the tracts with a reliable estimate, median household income runs from $74,019 in Tract 8759.03 to $186,223 in Tract 8761.02 (ACS 2020-2024 5-year estimates).

Every census tract in St. Mary's 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 St. Mary's County, ACS 2020-2024 5-year estimates
Tract 875024037875000Golden Beach (47%)6,3236,343±841$119,290$459,500$1,2571.7%
Tract 875124037875100Charlotte Hall (43%)5,3715,448±812$112,266$363,700$1,41112.0%
Tract 8752.0124037875201Mechanicsville (8%)5,6145,525±602$124,688$457,400$1,6844.9%
Tract 8752.0224037875202–5,9196,123±920$126,406$389,700not published6.6%
Tract 875324037875300–3,2633,204±425$91,622$417,200$1,6833.9%
Tract 875424037875400Leonardtown (20%)6,7617,155±978$125,500$450,600$1,7761.7%
Tract 8755.0124037875501Wildewood (47%)7,5147,319±729$131,463$429,500$2,1612.3%
Tract 8755.0224037875502Leonardtown (57%)5,1254,686±484$163,527$566,000$3,1353.3%
Tract 8756.0124037875601–2,3692,307±348$118,478$487,000$1,28410.6%
Tract 8756.0224037875602Wildewood (38%)7,1137,338±879$132,761$411,300$1,9395.5%
Tract 875724037875700–7,4427,244±926$154,375$449,500$1,4349.6%
Tract 8758.0324037875803California (49%)5,6095,854±573$111,964$444,000$2,2291.8%
Tract 8759.0324037875903Lexington Park2,6192,913±524$74,019$304,100not published26.7%
Tract 8759.0424037875904–5,2165,118±812$81,845$379,400$1,26516.2%
Tract 8759.0524037875905Lexington Park (43%)2,7382,393±292$115,423$278,600$1,78612.5%
Tract 8759.0624037875906Lexington Park (84%)5,0814,916±709$116,917$395,500$2,0489.2%
Tract 8760.0124037876001Lexington Park (70%)5,5065,380±696$84,722$274,900$1,49912.6%
Tract 8760.0324037876003California (16%)3,4343,760±652$132,589$378,700$1,4137.5%
Tract 8760.0424037876004California6,3507,315±971$114,970$297,400$1,99110.8%
Tract 8761.0124037876101Piney Point (11%)4,7814,621±502$135,486$507,000$1,4135.0%
Tract 8761.0224037876102Callaway (36%)3,1353,185±664$186,223$468,200$1,6502.5%
Tract 876224037876200–6,4946,979±1,037$124,429$442,500$1,58620.6%
Tract 990024037990000–00±14not publishednot publishednot published–

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