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History · Castleford

Castleford’s post office opened in 1908, and 26% of its homes were built before 1940

Below: maps from 1959 on and the census since 1960.

1908first post office
0on the National Register
26%homes built before 1940
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Quick answers

How Castleford began

When was Castleford founded?

1908

The Castleford post office opened in 1908, the earliest record of the town by name.

First census: 274 in 19602020 census: 215118 years
Founding year: the first Castleford post office (Blevins & Helbock, CC0).

What stands out about Castleford’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 Castleford are in the public archives yet. The rest are in attics and albums.
★ What stands out · Help out

Start Castleford’s collection

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

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

Castleford, in brief

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

Castleford is a city in Twin Falls County, Idaho, United States. As of the 2020 census, Castleford had a population of 215. It is part of the Twin Falls, Idaho Micropolitan Statistical Area.

Its first post office opened in 1908. Between the 2010 and 2020 censuses its population fell from 226 to 215 (-5%).

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

By decade

Castleford, decade by decade

Today1 recent
IDMap-doton-Castleford2004IDMap-doton-Castleford
On the map

Castleford on the map, 1959 to 1992

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

Castleford on the 1959 USGS mapCastleford on the 1992 USGS map1959Buhl 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 Castleford.

People over time

Castleford, census by census

01002003001960198020002020Peak: 277

Between 174 and 277 people in every census since 1960.

7 censuses, 1960–2020.

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

Questions about Castleford’s history

What year was Castleford founded?

The Castleford post office opened in 1908, 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 Wikimedia Commons (1), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) and the US Post Offices dataset (Blevins & Helbock). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.