More historic than 21% of U.S. towns · #209 of 273 in Minnesota. What drives it
Most of Eagle Lake was built recently: 5% of its homes predate 1940 and the median home dates from 1997. Below: maps from 1950 on and the census since 1910.
How Eagle Lake began, and where its name came from
When was Eagle Lake founded?
1873
The Eagle Lake post office opened in 1873, the earliest record of the town by name. Another post office, Spirer (1870), opened inside today’s city and later closed.
First census: 231 in 19102020 census: 3,278153 years
How did Eagle Lake get its name?
Eagle Lake was named after nearby Eagle Lake.
How historic is Eagle Lake?
C−
More historic than 21% of U.S. towns, on its age, its old homes and the National Register.
On its age, its old homes and the National Register, Eagle Lake is more historic than 21% of U.S. towns, #209 of 273 in Minnesota. Its age holds the grade up; its National Register listings pull it down.
C−
HistoryA character grade: shown, never part of Eagle Lake’s overall grade.
Minnesota towns list about as much on the Register as the country (a typical Minnesota town has 2.1 per 10,000 residents, the U.S. 2.4), so Eagle Lake’s 0.0 sits below most of its state (23% of Minnesota towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would still be C−. The pre-1940 share is a Census survey estimate (±3.0 points). The founding year is the first post office, not a stated founding date.
Founding year: the first post office (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →
What stands out about Eagle Lake’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
A post office was established in the area in 1870 and the village was named Spier.The townsite was platted in 1872. It was not until 1873 the name changed to Eagle Lake. It was named after nearby Eagle Lake. A post office has been in operation in Eagle Lake since 1873.
Passages that mention Eagle Lake, cut from the printed page as they were published.
History of Blue Earth County and biographies of its leading citizens1901 · page 256Read the page →
Read the text
the suggestion of Geo. A. Beiries after his home in Germany, and Freeman A. Cate was appointed postmaster. In Dec. 1873, the name was changed to Eagle Lake and Henry Bossard became postmaster. He had a small store near Eagle Lake station.
Text read by machine from the scan; it may contain errors.
History of Blue Earth County and biographies of its leading citizens1901 · page 208Read the page →
Read the text
The money order system was inaugurated in June, 1890, at the St. Clair postoffice, and in January, 1891, at Eagle Lake, affording to those communities a much needed convenience. Feb. 3, 1891, a post office was established at Eapic!a.n Mills, with W. D. Hall Jr., of the Lake Crystal Mirror as postmaster. July 1, of the same year another postoffice called "Hawkins"
Text read by machine from the scan; it may contain errors.
Scans and text from the Internet Archive. Books published in 1930 or earlier, which are in the public domain.
Timeline
Eagle Lake, 1870 to 1950
Woven from the archive, old maps, post office records, the National Register and the people born here.
The Eagle Lake post office opened in 1873, the earliest record of the town by name (U.S. post office records).
How does Eagle Lake rank for history?
Eagle Lake is more historic than 21% of U.S. towns, #209 of 273 in Minnesota. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.
How old are the homes in Eagle Lake?
5% of Eagle Lake’s homes were built before 1940 (Census estimate, ±3.0 points), against a typical 8.1% for a Minnesota town; the median home was built in 1997.
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).
From Wikimedia Commons (11), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System and old county and town histories (Internet Archive). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.