Table 4. Estimates of the Total Housing Inventory for the United States: Third Quarter 2003 and 2004 (Estimates are in thousands and may not add to total, due to rounding) Third Third Standard quarter quarter error on Standard 2004 Type 2003 2004 2004 error on Percent estimate estimate estimate difference of total All housing units................. 121,030 122,373 215 305 100 Occupied........................ 105,499 106,870 227 322 87 Owner occupied................ 72,178 73,772 228 322 60 Renter occupied............... 33,321 33,098 180 256 27 Vacant.......................... 15,531 15,503 131 185 13 Year-round vacant............. 11,796 11,848 116 163 10 For rent.................... 3,713 3,798 67 94 3 For sale only............... 1,411 1,321 40 57 1 Rented or sold, awaiting occupancy.......... 1,072 1,050 36 50 1 Held off market............. 5,600 5,679 82 115 5 For occasional use........ 1,951 1,955 48 68 2 Temporarily occupied by persons with usual residence elsewhere. 950 1,026 35 49 1 For other reasons......... 2,699 2,698 57 80 2 Seasonal vacant............... 3,735 3,655 66 94 3 NOTE: The Current Population Survey/Housing Vacancies and Homeownership (CPS/HVS) estimates are now controlled to independent housing unit estimates. This should make the CPS/HVS estimate of housing units more comparable to other Census Bureau housing surveys.