Year Structure Built in Zip Code 20878
*Base on 2012 Data
| Total housing units | 23,452 | 100% |
| Built 2010 or later | 43 | 0.2% |
| Built 2000 to 2009 | 3,126 | 13.3% |
| Built 1990 to 1999 | 4,945 | 21.1% |
| Built 1980 to 1989 | 7,914 | 33.7% |
| Built 1970 to 1979 | 5,416 | 23.1% |
| Built 1960 to 1969 | 1,212 | 5.2% |
| Built 1950 to 1959 | 447 | 1.9% |
| Built 1940 to 1949 | 146 | 0.6% |
| Built 1939 or earlier | 203 | 0.9% |
Value in Zip Code 20878
*Base on 2012 Data
| Owner-occupied units | 16,425 | 100% |
| Less than $50,000 | 126 | 0.8% |
| $50,000 to $99,999 | 159 | 1.0% |
| $100,000 to $149,999 | 175 | 1.1% |
| $150,000 to $199,999 | 250 | 1.5% |
| $200,000 to $299,999 | 1,746 | 10.6% |
| $300,000 to $499,999 | 5,073 | 30.9% |
| $500,000 to $999,999 | 8,254 | 50.3% |
| $1,000,000 or more | 642 | 3.9% |
| Median (dollars) | 528,500 | 0% |
Selected Monthly Owner Costs (Smoc) in Zip Code 20878
*Base on 2012 Data
| Housing units with a mortgage | 14,155 | 100% |
| Less than $300 | 0 | 0.0% |
| $300 to $499 | 24 | 0.2% |
| $500 to $699 | 57 | 0.4% |
| $700 to $999 | 228 | 1.6% |
| $1,000 to $1,499 | 1,113 | 7.9% |
| $1,500 to $1,999 | 2,388 | 16.9% |
| $2,000 or more | 10,345 | 73.1% |
| Median (dollars) | 2,651 | 0% |
Housing Occupancy in Zip Code 20878
*Base on 2012 Data
| Total housing units | 23,452 | 100% |
| Occupied housing units | 22,517 | 96.0% |
| Vacant housing units | 935 | 4.0% |
| Homeowner vacancy rate | 0 | 0% |
| Rental vacancy rate | 7 | 0% |
Units In Structure in Zip Code 20878
*Base on 2012 Data
| Total housing units | 23,452 | 100% |
| 1-unit, detached | 10,608 | 45.2% |
| 1-unit, attached | 6,069 | 25.9% |
| 2 units | 186 | 0.8% |
| 3 or 4 units | 157 | 0.7% |
| 5 to 9 units | 1,261 | 5.4% |
| 10 to 19 units | 3,388 | 14.4% |
| 20 or more units | 1,783 | 7.6% |
| Mobile home | 0 | 0.0% |
| Boat, RV, van, etc. | 0 | 0.0% |
Rooms in Zip Code 20878
*Base on 2012 Data
| Total housing units | 23,452 | 100% |
| 1 room | 11 | 0.0% |
| 2 rooms | 308 | 1.3% |
| 3 rooms | 1,258 | 5.4% |
| 4 rooms | 2,995 | 12.8% |
| 5 rooms | 3,285 | 14.0% |
| 6 rooms | 2,553 | 10.9% |
| 7 rooms | 2,591 | 11.0% |
| 8 rooms | 2,775 | 11.8% |
| 9 rooms or more | 7,676 | 32.7% |
| Median rooms | 7 | 0% |
Bedrooms in Zip Code 20878
*Base on 2012 Data
| Total housing units | 23,452 | 100% |
| No bedroom | 59 | 0.3% |
| 1 bedroom | 1,890 | 8.1% |
| 2 bedrooms | 4,567 | 19.5% |
| 3 bedrooms | 6,979 | 29.8% |
| 4 bedrooms | 6,921 | 29.5% |
| 5 or more bedrooms | 3,036 | 12.9% |
Housing Tenure in Zip Code 20878
*Base on 2012 Data
| Occupied housing units | 22,517 | 100% |
| Owner-occupied | 16,425 | 72.9% |
| Renter-occupied | 6,092 | 27.1% |
| Average household size of owner-occupied unit | 3 | 0% |
| Average household size of renter-occupied unit | 3 | 0% |
Year Householder Moved Into Unit in Zip Code 20878
*Base on 2012 Data
| Occupied housing units | 22,517 | 100% |
| Moved in 2010 or later | 2,010 | 8.9% |
| Moved in 2000 to 2009 | 12,526 | 55.6% |
| Moved in 1990 to 1999 | 4,624 | 20.5% |
| Moved in 1980 to 1989 | 2,613 | 11.6% |
| Moved in 1970 to 1979 | 627 | 2.8% |
| Moved in 1969 or earlier | 117 | 0.5% |
Vehicles Available in Zip Code 20878
*Base on 2012 Data
| Occupied housing units | 22,517 | 100% |
| No vehicles available | 838 | 3.7% |
| 1 vehicle available | 6,343 | 28.2% |
| 2 vehicles available | 10,500 | 46.6% |
| 3 or more vehicles available | 4,836 | 21.5% |
House Heating Fuel in Zip Code 20878
*Base on 2012 Data
| Occupied housing units | 22,517 | 100% |
| Utility gas | 11,979 | 53.2% |
| Bottled, tank, or LP gas | 200 | 0.9% |
| Electricity | 9,001 | 40.0% |
| Fuel oil, kerosene, etc. | 1,198 | 5.3% |
| Coal or coke | 0 | 0.0% |
| Wood | 33 | 0.1% |
| Solar energy | 0 | 0.0% |
| Other fuel | 37 | 0.2% |
| No fuel used | 69 | 0.3% |
Selected Characteristics in Zip Code 20878
*Base on 2012 Data
| Occupied housing units | 22,517 | 100% |
| Lacking complete plumbing facilities | 37 | 0.2% |
| Lacking complete kitchen facilities | 87 | 0.4% |
| No telephone service available | 378 | 1.7% |
Occupants Per Room in Zip Code 20878
*Base on 2012 Data
| Occupied housing units | 22,517 | 100% |
| 1.00 or less | 22,163 | 98.4% |
| 1.01 to 1.50 | 266 | 1.2% |
| 1.51 or more | 88 | 0.4% |
Mortgage Status in Zip Code 20878
*Base on 2012 Data
| Owner-occupied units | 16,425 | 100% |
| Housing units with a mortgage | 14,155 | 86.2% |
| Housing units without a mortgage | 2,270 | 13.8% |
Selected Monthly Owner Costs (Smoc) - Housing units without a mortgage in Zip Code 20878
*Base on 2012 Data
| Housing units without a mortgage | 2,270 | 100% |
| Less than $100 | 0 | 0.0% |
| $100 to $199 | 0 | 0.0% |
| $200 to $299 | 7 | 0.3% |
| $300 to $399 | 122 | 5.4% |
| $400 or more | 2,141 | 94.3% |
| Median (dollars) | 763 | 0% |
Selected Monthly Owner Costs As A Percentage of Household Income (Smocapi) - Housing units with a mortgage in Zip Code 20878
*Base on 2012 Data
| Housing units with a mortgage (excluding units where SMOCAPI cannot be computed) | 14,124 | 100% |
| Less than 20.0 percent | 5,863 | 41.5% |
| 20.0 to 24.9 percent | 2,318 | 16.4% |
| 25.0 to 29.9 percent | 1,874 | 13.3% |
| 30.0 to 34.9 percent | 969 | 6.9% |
| 35.0 percent or more | 3,100 | 21.9% |
| Not computed | 31 | 0% |
Selected Monthly Owner Costs As A Percentage Of Household Income (Smocapi) - Housing unit without a mortgage in Zip Code 20878
*Base on 2012 Data
| Housing unit without a mortgage (excluding units where SMOCAPI cannot be computed) | 2,230 | 100% |
| Less than 10.0 percent | 1,054 | 47.3% |
| 10.0 to 14.9 percent | 448 | 20.1% |
| 15.0 to 19.9 percent | 203 | 9.1% |
| 20.0 to 24.9 percent | 221 | 9.9% |
| 25.0 to 29.9 percent | 23 | 1.0% |
| 30.0 to 34.9 percent | 49 | 2.2% |
| 35.0 percent or more | 232 | 10.4% |
| Not computed | 40 | 0% |
Gross Rent in Zip Code 20878
*Base on 2012 Data
| Occupied units paying rent | 5,994 | 100% |
| Less than $200 | 4 | 0.1% |
| $200 to $299 | 27 | 0.5% |
| $300 to $499 | 0 | 0.0% |
| $500 to $749 | 47 | 0.8% |
| $750 to $999 | 95 | 1.6% |
| $1,000 to $1,499 | 2,452 | 40.9% |
| $1,500 or more | 3,369 | 56.2% |
| Median (dollars) | 1,586 | 0% |
| No rent paid | 98 | 0% |
Gross Rent As A Percentage Of Household Income (grapi) in Zip Code 20878
*Base on 2012 Data
| Occupied units paying rent (excluding units where GRAPI cannot be computed) | 5,964 | 100% |
| Less than 15.0 percent | 461 | 7.7% |
| 15.0 to 19.9 percent | 937 | 15.7% |
| 20.0 to 24.9 percent | 890 | 14.9% |
| 25.0 to 29.9 percent | 846 | 14.2% |
| 30.0 to 34.9 percent | 439 | 7.4% |
| 35.0 percent or more | 2,391 | 40.1% |
| Not computed | 128 | 0% |