The County of Passaic owns 219 parcels of land in 14 municipalities, totaling over 4,481 acres of County-owned property. Included in these figures are 24 parcels of undeveloped open space or parkland (~2,897 acres), 44 parcels of developed parkland (~1,253 acres), 1 parcel of preserved farmland (~15 acres), 39 parcels of developed land with County-owned buildings, three (3) parcels utilized for parking, and 105 parcels that are in County ownership but not used for County operations, such as land purchased for rights-of-way along County Roads or otherwise vacant land. The government of Passaic County, its Gubernatorial Appointees and Constitutional Officers, Autonomous Bodies, and non-departmental Agencies occupy space in 65 buildings within 12 municipalities. Forty-six (46) of these buildings are owned by Passaic County, while eleven (11) are leased and eight (8) are occupied through shared-services or cooperative agreements with municipalities or non-profit organizations. While 12 of these buildings are deserving of historic status given both age and significance within notable eras of American History, only three (3) are on the National Register of Historic Places: Lambert Castle, the Rea House in Goffle Brook Park and the Dey Mansion in Preakness Valley Park.