| HOUSING | Oconomowoc Lake | Gypsum | United States |
| Median Home Age | 41 | 12.9 | 35.1 |
| Median Home Cost | $974,500 | $238,200 | $153,800 |
| Home Appreciation | -2.18% | 3.65% | 1.62% |
| Homes Owned | 71.52% | 68.39% | 57.69% |
| Housing Vacant | 23.18% | 8.89% | 11.38% |
| Homes Rented | 5.30% | 22.72% | 30.93% |
| Property Tax Rate | $18.55 | $4.28 | $11.20 |
| OWNER-OCCUPIED HOUSING UNITS BY VALUE | | | |
| Less Than $20,000 | 0.00% | 1.25% | 2.72% |
| $20,000 to $39,999 | 0.46% | 0.92% | 4.03% |
| $40,000 to $59,999 | 0.00% | 1.58% | 5.58% |
| $60,000 to $79,999 | 0.00% | 0.86% | 7.09% |
| $80,000 to $99,999 | 0.46% | 0.46% | 8.80% |
| $100,000 to $149,999 | 5.09% | 4.61% | 21.26% |
| $150,000 to $199,999 | 13.89% | 8.04% | 14.87% |
| $200,000 to $299,999 | 21.30% | 33.14% | 16.82% |
| $300,000 to $399,999 | 7.41% | 27.93% | 7.83% |
| $400,000 to $499,999 | 7.41% | 11.73% | 4.04% |
| $500,000 to $749,999 | 7.41% | 5.40% | 4.05% |
| $750,000 to $999,999 | 6.48% | 1.12% | 1.26% |
| $1,000,000 or more | 29.63% | 2.96% | 1.64% |
| HOUSING UNITS BY YEAR STRUCTURE BUILT | | | |
| 1999 to 2005 | 13.28% | 40.89% | 13.71% |
| 1995 to 1998 | 12.89% | 28.56% | 14.31% |
| 1990 to 1994 | 12.89% | 28.56% | 14.31% |
| 1980 to 1989 | 8.59% | 12.95% | 13.87% |
| 1970 to 1979 | 14.45% | 9.90% | 16.17% |
| 1960 to 1969 | 10.55% | 2.14% | 11.70% |
| 1950 to 1959 | 8.20% | 0.48% | 11.08% |
| 1940 to 1949 | 5.47% | 0.57% | 6.02% |
| 1939 or Earlier | 26.56% | 4.52% | 13.15% |
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