St. James CDP, Maryland demographics
Population: 4,051
Median age: 42.1
Median household income: 101,446
St. James is a CDP in Washington County, Maryland, United States.
Demographics, population, home values, social and economic characteristics of St. James CDP, MD.
Population
| 2021 | 4,051 |
| 2020 | 3,567 |
| 2019 | 3,860 |
| 2018 | 3,100 |
| 2017 | 3,379 |
| 2016 | 3,431 |
| 2015 | 3,160 |
| 2014 | 3,338 |
| 2013 | 3,283 |
| 2012 | 3,294 |
| 2011 | 2,877 |
| 2010 | 3,056 |
| 2009 | 2,828 |
Census data for St. James CDP, Maryland
Demographic and housing estimates in St. James CDP, Maryland
| Total population | 4,051 |
| Male | 1,934 |
| Female | 2,117 |
| Total population | 4,051 |
| Under 5 years | 133 |
| 5 to 9 years | 189 |
| 10 to 14 years | 387 |
| 15 to 19 years | 396 |
| 20 to 24 years | 275 |
| 25 to 34 years | 361 |
| 35 to 44 years | 502 |
| 45 to 54 years | 916 |
| 55 to 59 years | 218 |
| 60 to 64 years | 65 |
| 65 to 74 years | 229 |
| 75 to 84 years | 281 |
| 85 years and over | 99 |
| Median age (years) | 42.1 |
| Under 18 years | 975 |
| 16 years and over | 3,261 |
| 18 years and over | 3,076 |
| 21 years and over | 2,811 |
| 62 years and over | 648 |
| 65 years and over | 609 |
| Total population | 4,051 |
| One race | 3,464 |
| White | 2,678 |
| Black or African American | 638 |
| American Indian and Alaska Native | 0 |
| Asian | 102 |
| Native Hawaiian and Other Pacific Islander | 4 |
| Some other race | 42 |
| Two or more races | 587 |
| Citizen, VOTING AGE 18 and over population | 2,972 |
| Male Citizen, VOTING AGE 18 and over population | 1,470 |
| Female Citizen, VOTING AGE 18 and over population | 1,502 |
Social characteristics in St. James CDP, Maryland
| Total households | 1,479 |
| Family households (families) | 952 |
| Married-couple family | 48 |
| Male householder, no wife present, family | 167 |
| Female householder, no husband present, family | 10 |
| Nonfamily households | 312 |
| Average household size | 424 |
| Average family size | 2.69 |
Economic characteristics in St. James CDP, Maryland
| Total households | 1,479 |
| Less than $10,000 | 21 |
| $10,000 to $14,999 | 19 |
| $15,000 to $24,999 | 73 |
| $25,000 to $34,999 | 0 |
| $35,000 to $49,999 | 110 |
| $50,000 to $74,999 | 231 |
| $75,000 to $99,999 | 256 |
| $100,000 to $149,999 | 442 |
| $150,000 to $199,999 | 281 |
| $200,000 or more | 46 |
| Median household income (dollars) | 101,446 |
Housing characteristics in St. James CDP, Maryland
| Total housing units | 1,540 |
| Occupied housing units | 1,479 |
| Vacant housing units | 61 |
| Total housing units | 1,540 |
| 1-unit, detached | 1,262 |
| 1-unit, attached | 226 |
| 2 units | 0 |
| 3 or 4 units | 0 |
| 5 to 9 units | 0 |
| 10 to 19 units | 0 |
| 20 or more units | 52 |
| Mobile home | 0 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 1,540 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 313 |
| Built 2000 to 2009 | 497 |
| Built 1990 to 1999 | 186 |
| Built 1980 to 1989 | 89 |
| Built 1970 to 1979 | 37 |
| Built 1960 to 1969 | 182 |
| Built 1950 to 1959 | 136 |
| Built 1940 to 1949 | 45 |
| Built 1939 or earlier | 55 |
| Total housing units | 1,540 |
| 1 room | 52 |
| 2 rooms | 0 |
| 3 rooms | 0 |
| 4 rooms | 61 |
| 5 rooms | 319 |
| 6 rooms | 290 |
| 7 rooms | 127 |
| 8 rooms | 162 |
| 9 rooms or more | 529 |
| Median rooms | 6.9 |
| Total housing units | 1,540 |
| No bedroom | 52 |
| 1 bedroom | 0 |
| 2 bedrooms | 200 |
| 3 bedrooms | 628 |
| 4 bedrooms | 565 |
| 5 or more bedrooms | 95 |
| Occupied housing units | 1,479 |
| Owner-occupied | 1,240 |
| Renter-occupied | 239 |
| Average household size of owner-occupied unit | 2.91 |
| Average household size of renter-occupied unit | 1.55 |
| Occupied housing units | 1,479 |
| Moved in 2017 or later | 36 |
| Moved in 2015 to 2016 | 497 |
| Moved in 2010 to 2014 | 141 |
| Moved in 2000 to 2009 | 587 |
| Moved in 1990 to 1999 | 133 |
| Moved in 1989 and earlier | 85 |
| Owner-occupied units | 1,240 |
| Less than $50,000 | 19 |
| $50,000 to $99,999 | 0 |
| $100,000 to $149,999 | 45 |
| $150,000 to $199,999 | 148 |
| $200,000 to $299,999 | 361 |
| $300,000 to $499,999 | 644 |
| $500,000 to $999,999 | 23 |
| $1,000,000 or more | 0 |
| Median (dollars) | 308,600 |
| Owner-occupied units | 1,240 |
| Housing units with a mortgage | 878 |
| Housing units without a mortgage | 362 |
| Occupied units paying rent | 239 |
| Less than $500 | 0 |
| $500 to $999 | 93 |
| $1,000 to $1,499 | 122 |
| $1,500 to $1,999 | 0 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 24 |
| Median (dollars) | 1,054 |
| No rent paid | 0 |
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