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History · Sidney

Sidney’s post office opened in 1878

Most of Sidney was built recently: 9% of its homes predate 1940 and the median home dates from 1977. Below: the census since 1940.

1878first post office
0on the National Register
9%homes built before 1940
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Quick answers

How Sidney began

When was Sidney founded?

1878

The Sidney post office opened in 1878, the earliest record of the town by name.

First census: 153 in 19402020 census: 192148 years
Founding year: the first Sidney post office (Blevins & Helbock, CC0).

What stands out about Sidney’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 Sidney are in the public archives yet. The rest are in attics and albums.Boom and bustPeaked at 275 in 2000; 192 people lived here in 2020.
★ What stands out · Help out

Start Sidney’s collection

The first neighbors to add old photos shape how Sidney’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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People over time

Sidney, census by census

010020030019401960198020002020Peak: 275

Peaked at 275 in 2000; 192 people lived here in 2020.

9 censuses, 1940–2020.

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

The story so far

Sidney, in brief

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

Sidney is a town in Sharp County, Arkansas, United States. As of the 2020 census, Sidney had a population of 192.

Its first post office opened in 1878. Between the 2010 and 2020 censuses its population grew from 181 to 192 (+6%).

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

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.

Be the first to add onePhotograph a print flat, in daylight, no flash.
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Questions about Sidney’s history

What year was Sidney founded?

The Sidney post office opened in 1878, 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 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.