The Carbon Valley communities of Firestone, Frederick, and Dacono anchor this modern landscape as it transitions from its coal-mining roots toward residential expansion. The layout of these towns remains heavily influenced by the historic rail corridors and irrigation networks essential to the area's development. An intricate web of water management features, including the Boulder and Weld County Ditch, Coal Ridge Ditch, and Stanley Ditch, crisscrosses the terrain, feeding numerous water bodies such as Firestone Lake and the Section 35 Reservoir. These canals highlight the area's ongoing reliance on engineering to support both agricultural and growing municipal needs. In the northern reaches, the Wings N Things Airpark & Museum provides a unique local landmark, while the southern edge shows the encroachment of Broomfield at the county line. The map also documents smaller locales like Evanston, Puritan, and Saint Vrains, offering a detailed view of the corridor between the northern Front Range and the high plains.
127 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.
1890 · East Denver
USGS Topo · 1:125,000
1899 · West Denver
USGS Topo · 1:125,000
1902 · Greeley
USGS Topo · 1:125,000
1904 · Niwot
USGS Topo · 1:62,500
1940 · Brighton
USGS Topo · 1:31,680
1940 · Eastlake
USGS Topo · 1:31,680
1940 · Lafayette
USGS Topo · 1:31,680
1944 · Lafayette
USGS Topo · 1:31,680
1944 · Brighton
USGS Topo · 1:31,680
1944 · Eastlake
USGS Topo · 1:31,680