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History · Jamestown

Jamestown’s post office opened in 1839, and 26% of its homes were built before 1940

Below: maps from 1948 on and the census since 1880.

1839first post office
0on the National Register
26%homes built before 1940
Photo: TCP04 · CC BY 4.0
Quick answers

How Jamestown began

When was Jamestown founded?

1839

The Jamestown post office opened in 1839, the earliest record of the town by name.

First census: 185 in 18802020 census: 330187 years
Founding year: the first Jamestown post office (Blevins & Helbock, CC0).The full story ↓

What stands out about Jamestown’s past

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

★ What stands out · Help out

Start Jamestown’s collection

The first neighbors to add old photos shape how Jamestown’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 Jamestown came to be

From Wikipedia’s history of Jamestown.

Read it all →

Jamestown had its start in 1846 when E. H. and S. L. James established a country store at that point. A post office called Jamestown has been in operation since 1850.

The Assumption of the Blessed Virgin Mary Parish Historic District and Dick-Kobel Homestead are listed on the National Register of Historic Places in Jamestown.

Text from Wikipedia, licensed CC BY-SA 4.0.

By decade

No old photos in the archives yet

Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.

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On the map

Jamestown on the map, 1948 to 1969

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

Jamestown on the 1948 USGS mapJamestown on the 1950 USGS mapJamestown on the 1969 USGS map1948Columbia 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 Jamestown.

People over time

Jamestown, census by census

010020030040018801900192019401960198020002020Peak: 386

Between 185 and 386 people in every census since 1880.

15 censuses, 1880–2020.

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

Questions about Jamestown’s history

What year was Jamestown founded?

The Jamestown post office opened in 1839, the earliest record of the town by name (U.S. post office records).

Memory lane

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

Town Square →
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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 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.