06/14/2026
Main Street Pueblo in the early 1900s. Pueblo officially became a city in 1873, when the census showed its population had topped 3,000. While Pueblo never rivaled Denver in size, it did compete with the capital in economic importance because of its proximity to the coal fields south of town.
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Photo: View of a busy Main Street in Pueblo (Pueblo County), Colorado. Shows pedestrians, parked cars and trolley car, ca.1915-1925.
History Colorado 91.237.399