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History · Clear Lake Township

Clear Lake Township’s post office opened in 1870, and 20% of its homes were built before 1940

Its Register listing is the William L. Lords House. Its Register listing is the William L. Lords House. Below: 18 old photos and papers, maps from 1939 on, and the census since 1940.

1870first post office
1on the National Register
20%homes built before 1940
18old photos & papers
From Clear Lake Township’s archive · credits on each photo
Quick answers

How Clear Lake Township began

When was Clear Lake Township founded?

1870

The Clear Lake Township post office opened in 1870, the earliest record of the town by name.

First census: 65 in 19402020 census: 818156 years
Founding year: the first Clear Lake Township post office (Blevins & Helbock, CC0).The full story ↓

What stands out about Clear Lake Township’s past

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

★ What stands out · By decade

Clear Lake Township, decade by decade

One decade in the archive so far: the 1910s. Scroll each row; tap a photo for its story.

The story

How Clear Lake Township came to be

From Wikipedia’s history of Clear Lake Township.

Read it all →

A post office was established at Clear Lake in 1870, and remained in operation until it was discontinued in 1903. Clear Lake was incorporated as a town in 1933.

Text from Wikipedia, licensed CC BY-SA 4.0.

On the map

Clear Lake Township on the map, 1939 to 1992

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

Clear Lake Township on the 1939 USGS mapClear Lake Township on the 1940 USGS mapClear Lake Township on the 1961 USGS mapClear Lake Township on the 1973 USGS mapClear Lake Township on the 1992 USGS map1939Clear 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 Clear Lake Township.

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.

Sunset
Retake this viewSunset, 1911

Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Clear Lake Township’s page.

Retake this view · +15
On the National Register

1 historic place in Clear Lake Township

The country’s official list of buildings and places worth saving.

place listed
1
National Historic Landmarks
0
none yet
historic buildings protected
1
each building in a district counts
first listed
1983
William L. Lords House

National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.

People over time

Clear Lake Township, census by census

010020030019401960198020002020354

Grew from 65 people in 1940 to 354 in 2020, 5 times over.

9 censuses, 1940–2020.

U.S. Census Bureau decennial counts, from the census table on Clear Lake Township’s Wikipedia page.

Famous people

Famous people close to Clear Lake Township

Nobody well known was born in Clear Lake Township itself, so here are the best known from just nearby.

See all →
Help out

Finish Clear Lake Township’s story

Most archives stop around 1920. The photos from after that are in family albums, not libraries.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
1 of 10 decades. The empty ones are waiting for someone’s album.
Stories next door

History across the town line

Each neighbor’s History grade, on the same three inputs.

Questions about Clear Lake Township’s history

What year was Clear Lake Township founded?

The Clear Lake Township post office opened in 1870, the earliest record of the town by name (U.S. post office records).

What is on the National Register in Clear Lake Township?

One place: the William L. Lords House (listed 1983).

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). How TownRatings grades history →

From the Library of Congress (18), the National Register of Historic Places (1), Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.