Historical Maps of Boulder County, Colorado
What stories do these 277 old maps tell about Boulder County's past? From 1902 to present day, these maps reveal the evolution of streets, neighborhoods, iconic landmarks, and natural features in stunning high-res detail. Whether you're a history enthusiast, genealogist, or professional in education, environmental work, or architecture, these maps are perfect for exploration, research, and discovery.
Discover Boulder County's history through maps:
- Trace Boulder County's growth: Explore earlier and latest maps and editions to uncover how the region changed over time.
- Examine technical details: Each map includes its creators, publishers, scale, dimensions, and full source information.
- Layer maps with modern tools & imagery: Compare historical maps to modern-day with high-resolution satellite imagery and detailed LiDAR layers.
- Sourced from trusted archives: Carefully preserved and digitized by institutions like the United Stated Geological Survey and the US Library of Congress.
- Access in any format: View and explore in high resolution, download for offline use, or order a museum-quality print for yourself or a loved one.
Begin your journey into Boulder County's history with these remarkable must-see maps.
Boulder County, CO maps
(277)- 1902 Map of Boulder, 1957 Print
1902 Boulder1957 Print · USGSCovers portions of Boulder County, including Boulder, and others.$29.00+
Sale $23.20+
- 1904 Map of Boulder
1904 Boulder1904 Print · USGSCovers portions of Boulder County, including Boulder, and others.$29.00+
Sale $23.20+
- 1904 Map of Boulder, 1913 Print
1904 Boulder1913 Print · USGSCovers portions of Boulder County, including Boulder, and others.$29.00+
Sale $23.20+
- 1904 Map of Boulder, 1926 Print
1904 Boulder1926 Print · USGSCovers portions of Boulder County, including Boulder, and others.$29.00+
Sale $23.20+
- 1904 Map of Boulder, 1936 Print
1904 Boulder1936 Print · USGSCovers portions of Boulder County, including Boulder, and others.$29.00+
Sale $23.20+
- 1904 Map of Boulder, 1941 Print
1904 Boulder1941 Print · USGSCovers portions of Boulder County, including Boulder, and others.$29.00+
Sale $23.20+
- 1904 Map of Boulder, 1947 Print
1904 Boulder1947 Print · USGSCovers portions of Boulder County, including Boulder, and others.$29.00+
Sale $23.20+
- 1904 Map of Niwot
1904 Niwot1904 Print · USGSCovers portions of Boulder County, including Niwot, Weld County, Broomfield County, and others.$29.00+
Sale $23.20+
- 1904 Map of Niwot, 1923 Print
1904 Niwot1923 Print · USGSCovers portions of Boulder County, including Niwot, Weld County, Broomfield County, and others.$29.00+
Sale $23.20+
- 1904 Map of Niwot, 1945 Print
1904 Niwot1945 Print · USGSCovers portions of Boulder County, including Niwot, Weld County, Broomfield County, and others.$29.00+
Sale $23.20+
Showing maps 1-10 of 277
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Frequently asked questions
- What are the different types of historical maps available for Boulder County?
- What is the oldest map of Boulder County?
- Where can I purchase historical maps of Boulder County for my home or office?
- Where can I download high-res historical maps of Boulder County?
- Are there historical topographic maps available for Boulder County?
- Is there historical aerial imagery available for Boulder County?
- Where are historical maps of Boulder County sourced from?