historical topo map of Lemhi County, ID in 1930

1930 Map of Casto

USGS Topo · Published 1930

This historical map portrays the area of Casto in 1930, primarily covering Lemhi County as well as portions of Valley County and Custer County. Featuring a scale of 1:125000, this map provides a highly detailed snapshot of the terrain, roads, buildings, counties, and historical landmarks in the Casto region at the time. Published in 1930, it is one of 2 known editions of this map due to revisions or reprints.

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Map Details

Date Portrayed1930
Date Published1930
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:125000
Physical Dimensions16.5 x 19.8 inches

Editions of this 1930 Casto Map


Historical Maps of Lemhi County Through Time

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Source Details

CopyrightPublic Domain