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Phoenix AMA Land Ownership

Land ownership, including the percentage of ownership by category, for the Phoenix AMA is shown in Figure 8.1-2.  The principal feature of land ownership in the AMA is the large proportion of private land.  A description of land ownership data sources and methods is found in Volume 1, Appendix A.  More detailed information on National Monuments and Wilderness Areas is found in Section 8.0.4.  Land ownership categories are discussed below in the order of largest to smallest percentage in the AMA.


  • 43.7% of the land is private.
  • Land uses include domestic, commercial and agriculture.

U.S. Bureau of Land Management (BLM)

  • 18.3% of the land is federally owned and managed by the Hassayampa and Lower Sonoran Field Offices of the Bureau of Land Management.
  • The AMA includes 3,082 acres of the 21,000-acre Big Horn Wilderness, 24,453 acres of the 31,200-acre Hummingbird Springs Wilderness, 1,830-acres of the 13,350-acre Signal Mountain Wilderness and 11,715 acres of the 14,400-acre Sierra Estrella Wilderness.   The AMA also includes a portion of the Sonoran Desert National Monument that encompasses two additional wilderness areas, the North and South Maricopa Mountains Wilderness areas (See Figure 8.0-13).
  • Land uses include resource conservation, recreation and grazing.

State Trust Land

  • 16.0% of the land is held in trust for public schools and multiple other entities under the State Trust Land system.
  • Land uses include agriculture and grazing.

National Forest

  • 10.2% of the land is federally owned and managed by the United States Forest Service (USFS). 
  • Forest lands in the AMA are part of the Tonto National Forest and include 22,179 acres of the 160,000-acre Superstition Wilderness. (see Figure 8.0-13)
  • Land uses include recreation and grazing.

Indian Reservation

  • 8.0% of the land is under tribal ownership as the Fort McDowell Yavapai Nation, Salt River Pima-Maricopa Indian Community and Gila River Indian Community.
  • Land uses include domestic, commercial and agriculture.

Other (Game and Fish, County and Bureau of Reclamation Lands)

  • 3.6% of the land is owned and managed by the Bureau of Reclamation (BOR) and county or local governments.
  • “Other” includes land managed by BOR for the Central Arizona Project canal and pumping stations as well as a number of local and regional parks.  Parks include the 30,000-acre White Tank Mountain Regional Park in the western portion of the AMA, most of the 16,000-acre South Mountain Park on the southern boundary, 19,840 Estrella Mountain Regional Park in the southwest and the 21,099-acre McDowell Mountain Regional Park north of Fountain Hills
  • Land uses include water infrastructure and recreation.

U.S. Military

  • 0.2% of the land is federally owned and managed by the U.S. Military.
  • Military lands include the Luke Air Force Base in the center of the AMA near Litchfield Park.
  • Primary land use is military activity.

National Park Service

  • 0.1% of land is federally owned and managed by the National Park Service as the Hohokam Pima National Monument.
  • Primary land use is resource conservation.

Click to view Figure 8.1-2

Figure 8.1-2 Phoenix AMA Land Ownership


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