
The Rockport Colony provides a focal point for settlement in this portion of Teton County, situated near the headwaters of the South Fork Dry Fork Marias River. The landscape is defined by the sweeping transition from high plateaus like Porter Bench and the rise of Spring Hill down to a complex network of coulees and creeks. Large portions of the territory are dedicated to the Blackfoot Valley Conservation Area, reflecting a modern land management strategy that balances agricultural use with environmental preservation.
23 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1903 · Saypo
USGS Topo · 1:125,000
1914 · Heart Butte
USGS Topo · 1:125,000
1918 · Heart Butte
USGS Topo · 1:125,000
1920 · Choteau
USGS Topo · 1:125,000
1920 · Dupuyer
USGS Topo · 1:125,000
1936 · Pendroy
USGS Topo · 1:48,000
1941 · Pendroy
USGS Topo · 1:62,500
1955 · Choteau
USGS Topo · 1:250,000
1957 · Choteau
USGS Topo · 1:250,000
1958 · Choteau
USGS Topo · 1:250,000