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History · Alvarado

Alvarado’s post office opened in 1905, and 31% of its homes were built before 1940

Below: maps from 1952 on and the census since 1910.

1905first post office
0on the National Register
31%homes built before 1940
Quick answers

How Alvarado began

When was Alvarado founded?

1905

The Alvarado post office opened in 1905, the earliest record of the town by name. Another post office, Snake (1888), opened inside today’s city and later closed.

First census: 128 in 19102020 census: 388121 years
Founding year: the first Alvarado post office (Blevins & Helbock, CC0).The full story ↓

What stands out about Alvarado’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 Alvarado’s collection

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

From Wikipedia’s history of Alvarado.

Read it all →

A post office called Alvarado has been in operation since 1905. The city was named, directly or indirectly, after Alvarado, in Mexico.

Text from Wikipedia, licensed CC BY-SA 4.0.

Timeline

Alvarado, 1888 to 1952

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

  1. 19th century
  2. 1888Post officeThe Snake post office opens
  3. 20th century
  4. 1905Post officeThe Snake post office closes
  5. 1905Post officeThe Alvarado post office opens
  6. 1952On the mapFirst mapped by the U.S. Geological Survey
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
On the map

Alvarado on the map, 1952 to 1967

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

Alvarado on the 1952 USGS mapAlvarado on the 1967 USGS map1952Thief River Falls sheet · 1:250,000

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

People over time

Alvarado, census by census

0100200300400192019401960198020002020388

Grew from 128 people in 1910 to 388 in 2020, 3 times over.

12 censuses, 1910–2020.

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

Famous people

Famous people close to Alvarado

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

See all →
Places that used to be

Lost post offices, old corners and places now gone

Alvarado’s post office has been open since 1905. Another post office, Snake, opened and closed inside today’s town.

Snake
1888–1905
Alvarado
1905–today
18801950today
Hamlets and corners on the map
Kollin's Trailer CourtWagon Wheel Trailer Court
Gone or out of use
Alvarado Post Officepost office

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

Questions about Alvarado’s history

What year was Alvarado founded?

The Alvarado post office opened in 1905, 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 →
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 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.