Old Maps of Puerto Rico for Academic Research

1. 1935 Map of Puerto Real

   

   1935 Puerto Real

   1935 Print · USGS

   Coastal Cabo Rojo during the mid-1930s reveals a landscape of salt flats, emerging rail lines, and rural schools. Researchers can trace the path of the American RR of Puerto Rico and locate local landmarks like Las Salinas and Escuela Santiago Negroni.

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4. 1937 Map of San German

   

   1937 San German

   1937 Print · USGS

   San Germán and the surrounding valleys of southwestern Puerto Rico are captured here in the mid-1930s during a period of significant agricultural and educational growth. Researchers can trace ancestral connections through named estates like Hacienda Luisa, local landmarks such as the Polytechnic Institute, and the rail stops of the American Railroad of Puerto Rico.

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7. 1937 Map of Aguadilla

   

   1937 Aguadilla

   1937 Print · USGS

   Northwestern Puerto Rico during the late 1930s reveals a landscape of coastal settlements and industrial rail lines. Genealogists and historians can trace the foundations of local communities through landmarks like the Iglesia de la Conception and the American railroad route through Coloso.

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10. 1937 Map of Sabana Grande

    

    1937 Sabana Grande

    1937 Print · USGS

    The Sabana Grande region in the mid-1930s shows a landscape of mountain ridges and fertile valley floors during a period of agricultural expansion. Genealogists and researchers can locate dozens of named rural schools and trace the American Railroad through Estacion Limon and Estacion Santa Rita.

    2 unique versions available

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13. 1937 Map of Moca

    

    1937 Moca

    1937 Print · USGS

    Northwestern Puerto Rico in the late thirties reveals a landscape defined by rail transit and a remarkably dense network of rural schools. Family historians can trace ancestral roots through dozens of local sites like Escuela Aceituna No 1, Iglesia Presbiteriana, and the American RR of Porto Rico stations.

    2 unique versions available

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16. 1937 Map of Puerto Real

    

    1937 Puerto Real

    1937 Print · USGS

    Coastal Cabo Rojo in the mid-1930s reveals a landscape of salt flats and growing settlements along the Mona Passage. Researchers can trace dozens of early rural schools like Escuela Garfield and find family landmarks near Boqueron and the Cemeterio Delicias.

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19. 1938 Map of Alto Sano

    

    1938 Alto Sano

    1938 Print · USGS

    Western Puerto Rico is captured here in the late 1930s as a landscape of rural schoolhouses and family estates. Genealogists can trace property names like Hacienda Esperanza or locate community centers such as the Barrio Espino Medical Center.

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22. 1938 Map of Guanica

    

    1938 Guanica

    1938 Print · USGS

    The southern coast of Puerto Rico thrived as a sugar-producing powerhouse in the late 1930s, centered on the massive Central Guanica mill. Researchers can trace the industrial footprint of Ensenada, locate the historic Guanica LH, and find local schools like Escuela No 225.

    6 unique versions available

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25. 1938 Map of Parguera

    

    1938 Parguera

    1938 Print · USGS

    The southwestern coast of Puerto Rico is mapped here in the late thirties, before the expansion of its coastal villages. Local historians can trace the early layout of Parguera, the footprint of the Escuela Ramon Baldorioty de Castro, and traditional sites like Salinas El Papayo.

    4 unique versions available

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28. 1938 Map of Camuy

    

    1938 Camuy

    1938 Print · USGS

    Coastal life in northwest Puerto Rico during the late thirties is defined by the proximity of the American RR of Porto Rico to the sea. Genealogists and local historians can trace family roots through dozens of rural schools and churches like Escuela Juan L Pla and Iglesia Santa Teresita.

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31. 1938 Map of San Sebastian

    

    1938 San Sebastian

    1938 Print · USGS

    San Sebastian and the surrounding highlands are captured in the late 1930s during a time of rural growth and agricultural production. Researchers can locate dozens of country schools, family estates like Hacienda Buena Vista, and the path of the Central Soller RR.

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34. 1938 Map of Cabo Rojo

    

    1938 Cabo Rojo

    1938 Print · USGS

    The southwestern tip of Puerto Rico is captured here in the late 1930s, showing the salt-rich coastlines of Bahia Salinas and Bahia Sucia. Genealogists and historians can trace the rural life of the era through sites like Las Palmas and the Escuela Sebastian Pabon Alvarado.

    5 unique versions available

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37. 1938 Map of Quebradillas

    

    1938 Quebradillas

    1938 Print · USGS

    Northern Puerto Rico in the late 1930s reveals a landscape of winding rivers and densely mapped rural schools. Genealogists and historians can trace family roots through named sites like Pueblito de Ponce, the American Porto Rico rail line, and Iglesia Virgen del Carmen.

    2 unique versions available

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40. 1939 Map of Mayaguez

    

    1939 Mayaguez

    1939 Print · USGS

    Coastal western Puerto Rico appears in detail during the late 1930s, documenting the vital rail and sugar networks of the era. Genealogists and historians can trace family locations near Colonia Estebanía, visit the Central Rochelaise mill, or follow the American Railroad of Porto Rico.

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43. 1940 Map of Carolina

    

    1940 Carolina

    1940 Print · USGS

    Northeast Puerto Rico is shown here just before the era of rapid modernization, when sugar production dominated the coastal plains. Researchers can trace the layout of agricultural colonies like Colonia Monserrate and historic centers such as Loiza Aldea and Central Victoria.

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46. 1940 Map of Vega Alta

    

    1940 Vega Alta

    1940 Print · USGS

    The northern coast of Puerto Rico was an industrial powerhouse of sugar production and rail transit in the years leading up to the second World War. Genealogists and historians can trace the footprint of the sugar economy through Central Constancia and the American Railroad of Porto Rico.

    2 unique versions available

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49. 1941 Map of Bayamon

    

    1941 Bayamon

    1941 Print · USGS

    Bayamón and the northern coast of Puerto Rico appear here in the early 1940s as a landscape of sugar centrales and rail lines. Genealogists and historians can trace family locations through numerous named colonias and landmarks like Central Juanita, Colonia La Monserrate, and Iglesia Cristo Rey.

    2 unique versions available

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52. 1941 Map of San Juan

    

    1941 San Juan

    1941 Print · USGS

    San Juan and its surrounding municipios are captured here in the early 1940s, showing the capital's expansion before the post-war industrial boom. Researchers can trace the layout of early suburbs like Hato Rey, locate landmarks like the Universidad de Puerto Rico, or study the historic fortifications at Morro Castle.

    2 unique versions available

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55. 1941 Map of Moca

    

    1941 Moca

    1941 Print · USGS

    Northwestern Puerto Rico is captured here in the early 1940s, showing a landscape where the coastal railroad meets the high ridges of the Cordillera. Researchers can trace the American RR of Porto Rico line through Estacion Santiago and find local landmarks like the Iglesia de la Virgen del Rosario.

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58. 1941 Map of Rincon

    

    1941 Rincon

    1941 Print · USGS

    Coastal western Puerto Rico in the early 1940s reveals a bustling landscape defined by the sugar industry and the sea. Trace the American Railroad of Puerto Rico as it links Rincón to major mills like Central Igualdad and Central Coloso.

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61. 1941 Map of San German

    

    1941 San German

    1941 Print · USGS

    The hills and valleys surrounding San Germán come alive in this early 1940s survey, showing the peak of the railroad era in southwest Puerto Rico. Researchers can trace the American Railroad of Porto Rico through a landscape of historic estates like Hacienda Beatriz Soledad and Hacienda Resolucion.

    5 unique versions available

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64. 1941 Map of Puerto Real

    

    1941 Puerto Real

    1941 Print · USGS

    Coastal life in southwestern Puerto Rico centered on the harbor at Puerto Real and the rail line at Cabo Rojo during the late thirties and early forties. Local historians can trace the American Railroad corridor and locate old landmarks like Cementerio Delicias and the salt works at Las Salinas.

    4 unique versions available

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67. 1941 Map of Rio Grande

    

    1941 Rio Grande

    1941 Print · USGS

    Coastal Puerto Rico in the early 1940s reveals a landscape of tidal marshes and agricultural estates. Genealogists and researchers can trace family lands through the numerous named colonias like Colonia Blasini and Colonia Dolores, or locate early settlements such as Poblado Honduras.

    2 unique versions available

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70. 1941 Map of Rincon

    

    1941 Rincon

    1941 Print · USGS

    Western Puerto Rico’s sugar economy is at its peak in the early 1940s, showing the intricate network of plantations and rails between the coast and the mountains. Genealogists can trace family lands through named estates like Colonia Dolores or follow the American Railroad of Puerto Rico through Añasco.

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73. 1941 Map of Isabela

    

    1941 Isabela

    1941 Print · USGS

    The northern coast of Puerto Rico is captured here in the late thirties, when rail travel was still the backbone of local transit. Genealogists and historians can trace the early layout of Isabela, the route of the RR of PR, and local landmarks like San Antonio.

    5 unique versions available

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