| HOUSING | Chelmsford | United States |
| Median Home Age | 43.3 | 35.1 |
| Median Home Cost | $313,900 | $153,800 |
| Home Appreciation | 1.32% | 1.62% |
| Homes Owned | 79.77% | 57.69% |
| Housing Vacant | 3.58% | 11.38% |
| Homes Rented | 16.65% | 30.93% |
| Property Tax Rate | $11.70 | $11.20 |
| OWNER-OCCUPIED HOUSING UNITS BY VALUE | | |
| Less Than $20,000 | 0.07% | 2.72% |
| $20,000 to $39,999 | 0.67% | 4.03% |
| $40,000 to $59,999 | 0.95% | 5.58% |
| $60,000 to $79,999 | 0.70% | 7.09% |
| $80,000 to $99,999 | 0.35% | 8.80% |
| $100,000 to $149,999 | 2.57% | 21.26% |
| $150,000 to $199,999 | 6.98% | 14.87% |
| $200,000 to $299,999 | 35.24% | 16.82% |
| $300,000 to $399,999 | 30.80% | 7.83% |
| $400,000 to $499,999 | 12.35% | 4.04% |
| $500,000 to $749,999 | 8.51% | 4.05% |
| $750,000 to $999,999 | 0.51% | 1.26% |
| $1,000,000 or more | 0.29% | 1.64% |
| HOUSING UNITS BY YEAR STRUCTURE BUILT | | |
| 1999 to 2005 | 5.85% | 13.71% |
| 1995 to 1998 | 9.73% | 14.31% |
| 1990 to 1994 | 9.73% | 14.31% |
| 1980 to 1989 | 14.45% | 13.87% |
| 1970 to 1979 | 13.56% | 16.17% |
| 1960 to 1969 | 24.30% | 11.70% |
| 1950 to 1959 | 12.67% | 11.08% |
| 1940 to 1949 | 4.00% | 6.02% |
| 1939 or Earlier | 15.45% | 13.15% |
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