1940s Maps of Florida, San Lorenzo
Explore 5 historic maps of Florida from the 1940s. These maps offer a rare glimpse into what life looked like during the 1940s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.
Whether you're researching your family's past, planning a metal detecting trip, or studying how Florida's landscape evolved across the 1940s, these high-resolution maps are a powerful tool for exploring the history of this region.
- Focus on a specific era: All maps on this page are from the 1940s, giving you a focused view of this time period.
- See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
- Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
- View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.
Start exploring Florida's history through authentic maps from the 1940s. This is your window into the past.
Florida, San Lorenzo maps
(5)- 1946 Map of Juncos1946 Juncos1946 Print · USGSEastern Puerto Rico’s agricultural heartland is documented here in the mid-1940s, centered on the growing municipalities of Juncos and San Lorenzo. Genealogists and researchers can trace local family lands near the Escuela Segunda Unidad de Quebrada Honda and the fields of Eastern Sugar Associates.3 unique versions available
- 1947 Map of Juncos NE1947 Juncos NE1947 Print · USGSJuncos and its surrounding sugar lands are captured here in the late 1940s, just after the war. Researchers can trace the industrial footprint of the Central Juncos mill and the rail lines of Eastern Sugar Associates along the Río Gurabo.
- 1947 Map of Juncos SO1947 Juncos SO1947 Print · USGSSan Lorenzo's rural interior comes into focus during the mid-forties, showing the density of homesteads along the river valleys. Genealogists and researchers can locate landmarks like the Escuela Segunda Unidad de Quebrada Honda and trace family-named streams including Quebrada Salvatierra.
- 1947 Map of Juncos SE1947 Juncos SE1947 Print · USGSThe interior of Las Piedras in the late 1940s reveals a network of mountain trails and municipal boundaries centered on Cerro Vistazo. Genealogists and historians can trace the headwaters of the Río Valenciano and Río Humacao through several municipal jurisdictions.
- 1947 Map of Juncos NO1947 Juncos NO1947 Print · USGSSan Lorenzo and the surrounding highlands are captured in detail just after the war, showing the area's transition into the mid-century. Researchers can trace the early town grid near the Río Grande de Loíza or locate rural homesteads in Cantagallo.
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