Williamsburg was first counted by the census in 1900
Most of Williamsburg was built recently: 3% of its homes predate 1940 and the median home dates from 1991. Below: maps from 1959 on and the census since 1900.
Lost two-thirds of its people between 1910 and 1960, then grew more than tenfold.
13 censuses, 1900–2020.
U.S. Census Bureau decennial counts, from the census table on Williamsburg’s Wikipedia page.
The story so far
Williamsburg, in brief
Wikipedia doesn’t have a history of Williamsburg yet. The photos, dates and memories neighbors add here are how it gets written.
Williamsburg is a statutory town located in Fremont County, Colorado, United States. The town population was 731 at the 2020 census. The Florence post office (ZIP code 81226) serves Williamsburg.
Its first post office opened in 1900. Between the 2010 and 2020 censuses its population grew from 662 to 731 (+10%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Williamsburg, 1882 to 2020
Woven from the archive, old maps, post office records, the National Register and the people born here.
Bear Gulch MinemineFremont QuarrymineMagnet MinemineMcNeil MinemineMidway MinemineNorth Magnet MinemineOcean Wave MinemineRed Onion MinemineS P Smith MinemineSanta Fe Number Four MinemineSanta Fe Number Three MinemineWelch MinemineWilliamsburg MinemineWilson MinemineYellow Onion Minemine
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Stories next door
History across the town line
Each neighbor’s History grade, on the same three inputs.
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 (1), 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.