Photo: Andrew Filer from Seattle (ex-Minneapolis) · CC BY-SA 2.0
–Not graded
History · Crystal Springs Township
Crystal Springs Township’s post office opened in 1884, and 1 of its places is on the National Register
Most of Crystal Springs Township was built recently: 0.0% of its homes predate 1940 and the median home dates from 1987. Its Register listing is the Crystal Springs Fountain. Below: maps from 1952 on.
The Crystal Springs Township post office opened in 1884, the earliest record of the town by name. Another post office, Crystal Springs (1884), opened inside today’s town and later closed.
2020 census: 48142 years
Founding year: the first Crystal Springs Township post office (Blevins & Helbock, CC0).The full story ↓
What stands out about Crystal Springs Township’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
A post office called Crystal Springs was established in 1884, and remained in operation until 1993. The community took its name from nearby Crystal Springs Lakes. The population was 50 in 1940.
Every edition of the U.S. Geological Survey’s map of Crystal Springs Township. Tap a year, or press play to watch the town change.
1952Tappen SE sheet · 1:24,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Crystal Springs Township.
On the National Register
1 historic place in Crystal Springs Township
The country’s official list of buildings and places worth saving.
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 (9), the National Register of Historic Places (1), Wikipedia, U.S. Geological Survey historical maps, 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.