Old Maps of Frontera Estates, San Luis for Metal Detecting
Plan your next treasure hunt with 9 historic maps of Frontera Estates. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.
- Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
- Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
- Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.
Use these historic maps to boost your research and find new opportunities beneath the surface of Frontera Estates.
Frontera Estates, San Luis maps
(9)- 1942 Map of Yuma1942 Yuma1942 Print · USGSThe desert frontier near Yuma underwent a massive transformation during the early war years as irrigation and military infrastructure expanded. Researchers can trace the development of the All American Canal Project and locate numerous historic workings like the Fortuna Mine and Old Senator Mine.
- 1954 Map of El Centro1954 El Centro1954 Print · USGSThe Imperial Valley was at its mid-century agricultural peak when this survey recorded its vast irrigation network and desert borderlands. Researchers can trace the path of the All American Canal or locate local landmarks like Lantana School and the Tumco Mines.
- 1955 Map of El Centro1955 El Centro1955 Print · USGSThe Imperial Valley and the Colorado River borderlands are captured here in the mid-fifties during the peak of the region's irrigation-driven expansion. Researchers can trace the desert's industrial history through the Tumco Mines, the Yuma Test Branch, and rural landmarks like the Palmetto School.
- 1958 Map of El Centro, 1972 Print1958 El Centro1972 Print · USGSThe Imperial Valley's agricultural heartland and the Colorado River's edge are captured here during a period of massive water infrastructure and military expansion. Genealogists and historians can trace old mining sites like the Ferguson Mine, desert outposts such as Ogilby, and early rail lines including the San Diego and Arizona Eastern.4 unique versions available
- 1961 Map of El Centro1961 El Centro1961 Print · USGSThe California-Arizona borderlands come alive in this early sixties record of desert irrigation and military expansion. Genealogists and researchers can trace the engineering of the All American Canal and locate vanished sites like Araz and the Imperial County Tuberculosis Sanatorium.
- 1964 Map of El Centro1964 El Centro1964 Print · USGSThe agricultural heart of the California desert and the military test ranges of Arizona are revealed in this mid-century study. Genealogists and historians can trace the paths of the Southern Pacific railroad and the All American Canal near El Centro and Yuma.
- 1965 Map of Gadsden, 1966 Print1965 Gadsden1966 Print · USGSThe Arizona-Mexico borderlands come into sharp focus in the mid-1960s, showing a landscape defined by the Colorado River and complex irrigation. Genealogists and historians can trace the development of Gadsden and San Luis alongside the Southern Pacific and South Main Canal.2 unique versions available
- 1980 Map of Tinajas Altas Mts1980 Tinajas Altas Mts1980 Print · USGSThe Arizona-Sonora borderlands come into focus in the early eighties, showing a landscape shaped by military use and extreme desert terrain. Researchers can trace the Jeep Trail through the Tinajas Altas Mountains or locate the Smith Mine and San Luis Landing Field.2 unique versions available
- 2021 Map of Gadsden OE S, 2021 Print2021 Gadsden OE S2021 Print · USGSThe Arizona-Mexico border at the southern tip of the Yuma Valley is captured here during its recent period of expansion. Genealogists and historians can trace the detailed street grid of San Luis, including Cesar Chavez St and Urtuzuastegui St.
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