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DHistory
History · Riverside

Riverside’s post office opened in 1883

More historic than 14% of U.S. towns. What drives it

Most of Riverside was built recently: 0.7% of its homes predate 1940 and the median home dates from 1993.

1883first post office
0on the National Register
0.7%homes built before 1940
Quick answers

How Riverside began

When was Riverside founded?

1883

The Riverside post office opened in 1883, the earliest record of the town by name. Two smaller post offices, Readman (1882) and Seddon (1886), opened inside today’s city and later closed.

2020 census: 2,227143 years

How historic is Riverside?

D

More historic than 14% of U.S. towns, on its age, its old homes and the National Register.

What drives the grade ↓
Founding year: the first Riverside post office (Blevins & Helbock, CC0).
History grade

What drives Riverside’s History grade

On its age, its old homes and the National Register, Riverside is more historic than 14% of U.S. towns. Its age holds the grade up; its share of homes from before 1940 pulls it down.

D
HistoryA character grade: shown, never part of Riverside’s overall grade.
All U.S. towns we grade (21,289)Ahead of 14%
NewerOlder

Alabama towns list about as much on the Register as the country (a typical Alabama town has 2.7 per 10,000 residents, the U.S. 2.4), so Riverside’s 0.0 sits below most of its state (26% of Alabama towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.

How sure. Graded on any two of the three inputs instead, the letter would range from D to C−. The pre-1940 share (±1.0 points) is firm at this size. The founding year is the first post office, not a stated founding date.

Founding year: the first post office (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →

What stands out about Riverside’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 Riverside’s collection

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

Decades since 1900 with photos
00s10s20s30s40s50s60s70s80s90s
0 of 10 decades. The empty ones are waiting for someone’s album.
Places that used to be

Lost post offices, old corners and places now gone

Riverside’s post office has been open since 1883. Two other post offices opened and closed inside today’s town.

Readman
1882–1883
Riverside
1883–today
Seddon
1886–1927
18801950today
Hamlets and corners on the map
Seddon
Gone or out of use
Colemans ChapelchurchColman FerrycrossingHalls Ferrycrossing

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

The story so far

Riverside, in brief

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

Riverside is a city in St. Clair County, Alabama, United States. It incorporated in 1886. As of the 2020 census, Riverside had a population of 2,227.

Its first post office opened in 1883. Its population held steady between the last two censuses: 2,208 in 2010, 2,227 in 2020.

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

Timeline

Riverside, 1882 to 1927

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

  1. 19th century
  2. 1882Post officeThe Readman post office opens
  3. 1883Post officeThe Readman post office closes
  4. 1883Post officeThe Riverside post office opens
  5. 1886Post officeThe Seddon post office opens
  6. 20th century
  7. 1927Post officeThe Seddon post office closes
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.
Add from your album
Famous people

Famous people close to Riverside

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

See all →
Stories next door

History across the town line

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

Questions about Riverside’s history

What year was Riverside founded?

The Riverside post office opened in 1883, the earliest record of the town by name (U.S. post office records).

How does Riverside rank for history?

Riverside is more historic than 14% of U.S. towns. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.

How old are the homes in Riverside?

0.7% of Riverside’s homes were built before 1940 (Census estimate, ±1.0 points), against a typical 3.2% for an Alabama town; the median home was built in 1993.

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).

From 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.