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CHistory
History · Twin Lakes

Twin Lakes’ post office opened in 1891, and 13% of its homes were built before 1940

More historic than 33% of U.S. towns · #278 of 362 in Wisconsin. What drives it

Below: 4 old photos and papers, maps from 1960 on, and the census since 1940.

1891first post office
0on the National Register
13%homes built before 1940
4old photos & papers
From Twin Lakes’ archive · credits on each photo
Quick answers

How Twin Lakes began

When was Twin Lakes founded?

1891

The Twin Lakes post office opened in 1891, the earliest record of the town by name.

First census: 409 in 19402020 census: 6,309135 years

How historic is Twin Lakes?

C

More historic than 33% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: the first Twin Lakes post office (Blevins & Helbock, CC0).The full story ↓
History grade

What drives Twin Lakes’ History grade

On its age, its old homes and the National Register, Twin Lakes is more historic than 33% of U.S. towns, #278 of 362 in Wisconsin. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.

C
HistoryA character grade: shown, never part of Twin Lakes’ overall grade.
All U.S. towns we grade (21,289)Ahead of 33%
NewerOlder
Wisconsin towns of 2,500+ (362)Ahead of 23%

Wisconsin towns list more on the Register than most of the country (a typical Wisconsin town has 3.0 per 10,000 residents, the U.S. 2.4), so Twin Lakes’ 0.0 sits below most of its state (28% of Wisconsin 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 range from C− to C+. The pre-1940 share is a Census survey estimate (±4.8 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 Twin Lakes’ past

Read from the archive, the National Register and the record. The page puts what stands out first.

★ What stands out · Help out

Start Twin Lakes’s collection

The first neighbors to add old photos shape how Twin Lakes’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
The story

How Twin Lakes came to be

From Wikipedia’s history of Twin Lakes.

Read it all →

Mary Rae, a native of England was born June 15, 1816. She came to America in 1833 and resided in what was to become known as “English Prairie”. In 1837 she was married to Jonathan Imeson, also an early settler on the prairie. Their son Robert was the first born son of European descent in the county. There were eight children in all, including the first set of twins born on the prairie. The girls were baptized Mary and Elizabeth. Both lakes were named after these girls, Lake Mary & Lake Elizabeth, which extended into Illinois, and almost to the English Prairie.

A post office called Twin Lakes has been in operation since 1891.

Text from Wikipedia, licensed CC BY-SA 4.0.

Timeline

Twin Lakes, 1891 to 1960

Woven from the archive, old maps, post office records, the National Register and the people born here.

  1. 19th century
  2. 1891Post officeThe Twin Lakes post office opens
  3. 1898In the archiveTwin Lakes, Wis
  4. 20th century
  5. 1960On the mapFirst mapped by the U.S. Geological Survey
By decade

Twin Lakes, decade by decade

One decade in the archive so far: the 1890s. Scroll each row; tap a photo for its story.

1900s–1990snothing yet
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Add from your album
On the map

Twin Lakes on the map, 1960 to 1971

Every edition of the U.S. Geological Survey’s map of Twin Lakes. Tap a year, or press play to watch the town change.

Twin Lakes on the 1960 USGS mapTwin Lakes on the 1971 USGS map1960Silver Lake 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 Twin Lakes.

Then & now

Stand where they stood

No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.

Twin Lakes, Wis
Retake this viewTwin Lakes, Wis, 1898

Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Twin Lakes’ page.

Retake this view · +15
People over time

Twin Lakes, census by census

05001,0001,5002,0002,5003,0003,5004,0004,5005,0005,5006,0006,5007,000194019601980200020206,309

Grew from 409 people in 1940 to 6,309 in 2020, more than tenfold.

9 censuses, 1940–2020.

U.S. Census Bureau decennial counts, from the census table on Twin Lakes’ Wikipedia page.

Famous people

Famous people close to Twin Lakes

Nobody well known was born in Twin Lakes itself, so here are the best known from just nearby.

See all →
Places that used to be

Places now gone and burying grounds

Twin Lakes’s post office has been open since 1891.

Gone or out of use
Cottage SchoolschoolWestosha Airportairport
1cemetery inside Twin Lakes
Mound Prairie

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.

Questions about Twin Lakes’ history

What year was Twin Lakes founded?

The Twin Lakes post office opened in 1891, the earliest record of the town by name (U.S. post office records).

How does Twin Lakes rank for history?

Twin Lakes is more historic than 33% of U.S. towns, #278 of 362 in Wisconsin. 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 Twin Lakes?

13% of Twin Lakes’ homes were built before 1940 (Census estimate, ±4.8 points), against a typical 12% for a Wisconsin town; the median home was built in 1976.

Memory lane

What the archives can’t tell you, neighbors can.

Town Square →
Start a conversation
Sources

Where this page comes from

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 the Library of Congress (4), Wikipedia, 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.