Peaked at 947 in 1980; 606 people lived here in 2020.
14 censuses, 1890–2020.
U.S. Census Bureau decennial counts, from the census table on Walden’s Wikipedia page.
The story so far
Walden, in brief
Wikipedia doesn’t have a history of Walden yet. The photos, dates and memories neighbors add here are how it gets written.
Walden is the statutory town that is the county seat of, the most populous community in, and the only incorporated municipality in Jackson County, Colorado, United States. The town is situated in the center of a large open valley called North Park. People from Walden and the surrounding area refer to themselves as "North Parkers". The town population was 606 at the 2020 census. The town sits at an elevation of 8,098 feet (2,468 meters). It was established in 1889 and was incorporated December 2, 1890. Mark A. Walden, an early postmaster, gave the community his name.
Its first post office opened in 1881. Its population held steady between the last two censuses: 608 in 2010, 606 in 2020.
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Walden, 1881 to 1980
Woven from the archive, old maps, post office records, the National Register and the people born here.
Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →
From Wikimedia Commons (10), the Library of Congress (3), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.