Lamar’s post office opened in 1839
More historic than 28% of U.S. towns. What drives it
Most of Lamar was built recently: 0.0% of its homes predate 1940 and the median home dates from 1995.
How Lamar began
When was Lamar founded?
The Lamar post office opened in 1839, the earliest record of the town by name.
How historic is Lamar?
More historic than 28% of U.S. towns, on its age, its old homes and the National Register.
What drives Lamar’s History grade
On its age, its old homes and the National Register, Lamar is more historic than 28% of U.S. towns. Its age holds the grade up; its share of homes from before 1940 pulls it down.
Few Texas towns list much on the Register (a typical Texas town has 0.0 per 10,000 residents, the U.S. 2.4), so Lamar’s 0.0 sits below most of its state (34% of Texas towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
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 →
Lost post offices and burying grounds
Lamar had its own post office from 1839 to 1918.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Questions about Lamar’s history
What year was Lamar founded?
The Lamar post office opened in 1839, the earliest record of the town by name (U.S. post office records).
How does Lamar rank for history?
Lamar is more historic than 28% 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 Lamar?
0.0% of Lamar’s homes were built before 1940 (Census estimate, ±1.9 points), against a typical 1.6% for a Texas town; the median home was built in 1995.
Memory lane
What the archives can’t tell you, neighbors can.
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.