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History · Hamilton Township

Hamilton Township dates to 1810, and 33% of its homes were built before 1940

Below: maps from 1941 on and the census since 2000.

1810founded
0on the National Register
33%homes built before 1940
Add an old photoShare a memory
Photo: Nicholas · CC BY 2.0
Quick answers

How Hamilton Township began

When was Hamilton Township founded?

1810

Hamilton Township dates its founding to 1810 (Wikidata). The census first counted it in 2000.

First census: 637 in 20002020 census: 549216 years
Founding year: Wikidata. First post office: 1871.

What stands out about Hamilton Township’s past

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

A history waiting to be writtenNo old photos of Hamilton Township are in the public archives yet. The rest are in attics and albums.Lost villages2 post offices opened and closed inside today’s Hamilton Township, and 5 old place names are still on the map.Deep rootsEstablished in 1810: 216 years of Hamilton Township.Old housesHalf of Hamilton Township’s homes were built before 1963.
★ What stands out · Help out

Start Hamilton Township’s collection

The first neighbors to add old photos shape how Hamilton Township’s history is told.

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Share a family photoSign in to add one+10
Places that used to be

Lost post offices, old corners, places now gone and burying grounds

Two other post offices opened and closed inside today’s town.

Ludlow
1871–today
Wetmore
1878–1918
Morrison's
1888–1906
18701950today
Hamlets and corners on the map
ElijahGibbs HillLudlowMorrisonWetmore
Gone or out of use
Ludlow Schoolschool
4cemeteries and burying grounds inside Hamilton Township
Gibbs HillLone PineLudlowMoriah

US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).

Timeline

Hamilton Township, 1810 to 1941

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

  1. 19th century
  2. 1810
    FoundingHamilton Township is established
  3. 1871Post officeThe Ludlow post office opens
  4. 1878Post officeThe Wetmore post office opens
  5. 1888Post officeThe Morrison's post office opens
  6. 20th century
  7. 1906Post officeThe Morrison's post office closes
  8. 1918Post officeThe Wetmore post office closes
  9. 1941On the mapFirst mapped by the U.S. Geological Survey
The story so far

Hamilton Township, in brief

Wikipedia doesn’t have a history of Hamilton Township yet. The photos, dates and memories neighbors add here are how it gets written.

Hamilton Township is a township in McKean County, Pennsylvania, United States. The population was 549 at the 2020 census.

Hamilton Township was established in 1810. Its population held steady between the last two censuses: 543 in 2010, 549 in 2020.

Intro from Wikipedia. Population: U.S. Census Bureau.

By decade

Hamilton Township, decade by decade

Today3 recent
Flickr - Nicholas T - Midday2012Flickr - Nicholas T - MiddayFlickr - Nicholas T - Imminent2012Flickr - Nicholas T - ImminentTwomile Run2011Twomile Run
On the map

Hamilton Township on the map, 1941 to 1973

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

Hamilton Township on the 1941 USGS mapHamilton Township on the 1966 USGS mapHamilton Township on the 1973 USGS map1941Kinzua sheet · 1:62,500

U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Hamilton Township.

People over time

Hamilton Township, census by census

010020030040050060070020002020Peak: 637

Between 543 and 637 people in every census since 2000.

3 censuses, 2000–2020.

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

Famous people

Famous people close to Hamilton Township

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

See all →
Maryanne AmacherAmerican composer and installation artist · b. 1938
S
Susan KiefferAmerican geologist · b. 1942
William E. StevensonAmerican politician · b. 1820
William F. Clinger, Jr.American politician · b. 1929
Ray CaldwellAmerican baseball player · b. 1888
Sherry MageeAmerican baseball player · b. 1884
Stories next door

History across the town line

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

Wetmore TownshipIts storyB+Corydon TownshipIts storynot graded: under 1,000 residents or part of its townMead TownshipIts storyC+Lafayette TownshipIts storyB

Questions about Hamilton Township’s history

What year was Hamilton Township founded?

In 1810, according to Wikidata. Hamilton Township’s post office opened in 1871, and the census of 2000 counted 637 people here.

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 Wikimedia Commons (3), 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.