Year Structure Built in Zip Code 21710
*Base on 2012 Data
| Total housing units | 1,752 | 100% |
| Built 2010 or later | 0 | 0.0% |
| Built 2000 to 2009 | 605 | 34.5% |
| Built 1990 to 1999 | 481 | 27.5% |
| Built 1980 to 1989 | 121 | 6.9% |
| Built 1970 to 1979 | 148 | 8.4% |
| Built 1960 to 1969 | 56 | 3.2% |
| Built 1950 to 1959 | 108 | 6.2% |
| Built 1940 to 1949 | 51 | 2.9% |
| Built 1939 or earlier | 182 | 10.4% |
Value in Zip Code 21710
*Base on 2012 Data
| Owner-occupied units | 1,287 | 100% |
| Less than $50,000 | 15 | 1.2% |
| $50,000 to $99,999 | 0 | 0.0% |
| $100,000 to $149,999 | 15 | 1.2% |
| $150,000 to $199,999 | 63 | 4.9% |
| $200,000 to $299,999 | 136 | 10.6% |
| $300,000 to $499,999 | 774 | 60.1% |
| $500,000 to $999,999 | 276 | 21.4% |
| $1,000,000 or more | 8 | 0.6% |
| Median (dollars) | 409,900 | 0% |
Selected Monthly Owner Costs (Smoc) in Zip Code 21710
*Base on 2012 Data
| Housing units with a mortgage | 1,008 | 100% |
| Less than $300 | 0 | 0.0% |
| $300 to $499 | 0 | 0.0% |
| $500 to $699 | 0 | 0.0% |
| $700 to $999 | 32 | 3.2% |
| $1,000 to $1,499 | 129 | 12.8% |
| $1,500 to $1,999 | 125 | 12.4% |
| $2,000 or more | 722 | 71.6% |
| Median (dollars) | 2,395 | 0% |
Housing Occupancy in Zip Code 21710
*Base on 2012 Data
| Total housing units | 1,752 | 100% |
| Occupied housing units | 1,720 | 98.2% |
| Vacant housing units | 32 | 1.8% |
| Homeowner vacancy rate | 0 | 0% |
| Rental vacancy rate | 0 | 0% |
Units In Structure in Zip Code 21710
*Base on 2012 Data
| Total housing units | 1,752 | 100% |
| 1-unit, detached | 1,353 | 77.2% |
| 1-unit, attached | 170 | 9.7% |
| 2 units | 0 | 0.0% |
| 3 or 4 units | 0 | 0.0% |
| 5 to 9 units | 82 | 4.7% |
| 10 to 19 units | 0 | 0.0% |
| 20 or more units | 147 | 8.4% |
| Mobile home | 0 | 0.0% |
| Boat, RV, van, etc. | 0 | 0.0% |
Rooms in Zip Code 21710
*Base on 2012 Data
| Total housing units | 1,752 | 100% |
| 1 room | 0 | 0.0% |
| 2 rooms | 17 | 1.0% |
| 3 rooms | 125 | 7.1% |
| 4 rooms | 170 | 9.7% |
| 5 rooms | 138 | 7.9% |
| 6 rooms | 269 | 15.4% |
| 7 rooms | 109 | 6.2% |
| 8 rooms | 296 | 16.9% |
| 9 rooms or more | 628 | 35.8% |
| Median rooms | 8 | 0% |
Bedrooms in Zip Code 21710
*Base on 2012 Data
| Total housing units | 1,752 | 100% |
| No bedroom | 0 | 0.0% |
| 1 bedroom | 190 | 10.8% |
| 2 bedrooms | 240 | 13.7% |
| 3 bedrooms | 506 | 28.9% |
| 4 bedrooms | 691 | 39.4% |
| 5 or more bedrooms | 125 | 7.1% |
Housing Tenure in Zip Code 21710
*Base on 2012 Data
| Occupied housing units | 1,720 | 100% |
| Owner-occupied | 1,287 | 74.8% |
| Renter-occupied | 433 | 25.2% |
| Average household size of owner-occupied unit | 3 | 0% |
| Average household size of renter-occupied unit | 2 | 0% |
Year Householder Moved Into Unit in Zip Code 21710
*Base on 2012 Data
| Occupied housing units | 1,720 | 100% |
| Moved in 2010 or later | 28 | 1.6% |
| Moved in 2000 to 2009 | 925 | 53.8% |
| Moved in 1990 to 1999 | 460 | 26.7% |
| Moved in 1980 to 1989 | 85 | 4.9% |
| Moved in 1970 to 1979 | 107 | 6.2% |
| Moved in 1969 or earlier | 115 | 6.7% |
Vehicles Available in Zip Code 21710
*Base on 2012 Data
| Occupied housing units | 1,720 | 100% |
| No vehicles available | 130 | 7.6% |
| 1 vehicle available | 385 | 22.4% |
| 2 vehicles available | 620 | 36.0% |
| 3 or more vehicles available | 585 | 34.0% |
House Heating Fuel in Zip Code 21710
*Base on 2012 Data
| Occupied housing units | 1,720 | 100% |
| Utility gas | 816 | 47.4% |
| Bottled, tank, or LP gas | 130 | 7.6% |
| Electricity | 358 | 20.8% |
| Fuel oil, kerosene, etc. | 246 | 14.3% |
| Coal or coke | 0 | 0.0% |
| Wood | 89 | 5.2% |
| Solar energy | 0 | 0.0% |
| Other fuel | 54 | 3.1% |
| No fuel used | 27 | 1.6% |
Selected Characteristics in Zip Code 21710
*Base on 2012 Data
| Occupied housing units | 1,720 | 100% |
| Lacking complete plumbing facilities | 15 | 0.9% |
| Lacking complete kitchen facilities | 78 | 4.5% |
| No telephone service available | 23 | 1.3% |
Occupants Per Room in Zip Code 21710
*Base on 2012 Data
| Occupied housing units | 1,720 | 100% |
| 1.00 or less | 1,720 | 100.0% |
| 1.01 to 1.50 | 0 | 0.0% |
| 1.51 or more | 0 | 0.0% |
Mortgage Status in Zip Code 21710
*Base on 2012 Data
| Owner-occupied units | 1,287 | 100% |
| Housing units with a mortgage | 1,008 | 78.3% |
| Housing units without a mortgage | 279 | 21.7% |
Selected Monthly Owner Costs (Smoc) - Housing units without a mortgage in Zip Code 21710
*Base on 2012 Data
| Housing units without a mortgage | 279 | 100% |
| Less than $100 | 23 | 8.2% |
| $100 to $199 | 26 | 9.3% |
| $200 to $299 | 0 | 0.0% |
| $300 to $399 | 0 | 0.0% |
| $400 or more | 230 | 82.4% |
| Median (dollars) | 532 | 0% |
Selected Monthly Owner Costs As A Percentage of Household Income (Smocapi) - Housing units with a mortgage in Zip Code 21710
*Base on 2012 Data
| Housing units with a mortgage (excluding units where SMOCAPI cannot be computed) | 1,008 | 100% |
| Less than 20.0 percent | 278 | 27.6% |
| 20.0 to 24.9 percent | 252 | 25.0% |
| 25.0 to 29.9 percent | 130 | 12.9% |
| 30.0 to 34.9 percent | 162 | 16.1% |
| 35.0 percent or more | 186 | 18.5% |
| Not computed | 0 | 0% |
Selected Monthly Owner Costs As A Percentage Of Household Income (Smocapi) - Housing unit without a mortgage in Zip Code 21710
*Base on 2012 Data
| Housing unit without a mortgage (excluding units where SMOCAPI cannot be computed) | 279 | 100% |
| Less than 10.0 percent | 94 | 33.7% |
| 10.0 to 14.9 percent | 120 | 43.0% |
| 15.0 to 19.9 percent | 0 | 0.0% |
| 20.0 to 24.9 percent | 27 | 9.7% |
| 25.0 to 29.9 percent | 0 | 0.0% |
| 30.0 to 34.9 percent | 17 | 6.1% |
| 35.0 percent or more | 21 | 7.5% |
| Not computed | 0 | 0% |
Gross Rent in Zip Code 21710
*Base on 2012 Data
| Occupied units paying rent | 394 | 100% |
| Less than $200 | 0 | 0.0% |
| $200 to $299 | 0 | 0.0% |
| $300 to $499 | 0 | 0.0% |
| $500 to $749 | 0 | 0.0% |
| $750 to $999 | 46 | 11.7% |
| $1,000 to $1,499 | 121 | 30.7% |
| $1,500 or more | 227 | 57.6% |
| Median (dollars) | 1,708 | 0% |
| No rent paid | 39 | 0% |
Gross Rent As A Percentage Of Household Income (grapi) in Zip Code 21710
*Base on 2012 Data
| Occupied units paying rent (excluding units where GRAPI cannot be computed) | 377 | 100% |
| Less than 15.0 percent | 0 | 0.0% |
| 15.0 to 19.9 percent | 27 | 7.2% |
| 20.0 to 24.9 percent | 60 | 15.9% |
| 25.0 to 29.9 percent | 105 | 27.9% |
| 30.0 to 34.9 percent | 30 | 8.0% |
| 35.0 percent or more | 155 | 41.1% |
| Not computed | 56 | 0% |