Most of Blanco was built recently: 5% of its homes predate 1940 and the median home dates from 1982. Its Register listing is the Adrian Edwards Conn House.
Founding year: the first Blanco post office (Blevins & Helbock, CC0).
History grade
What drives Blanco’s History grade
On its age, its old homes and the National Register, Blanco is more historic than 41% of U.S. towns. Its National Register listings hold the grade up; its share of homes from before 1940 pulls it down.
C+
HistoryA character grade: shown, never part of Blanco’s overall grade.
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 Blanco’s 4.6 sits above most of its state (81% of Texas towns have fewer) while its 1 listings outnumber those of 51% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C− to B−. The pre-1940 share (±2.8 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 Blanco’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Wikipedia doesn’t have a history of Blanco yet. The photos, dates and memories neighbors add here are how it gets written.
Blanco (Spanish: "white", BLANG-koh) is a city in Blanco County, Texas, United States. The population was 1,682 at the 2020 census. Blanco is a cattle and ranching community.
Its first post office opened in 1858. Between the 2010 and 2020 censuses its population fell from 1,739 to 1,682 (-3%).
Intro from Wikipedia. Population: U.S. Census Bureau.
The Blanco post office opened in 1858, the earliest record of the town by name (U.S. post office records).
How does Blanco rank for history?
Blanco is more historic than 41% 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.
What is on the National Register in Blanco?
One place: the Adrian Edwards Conn House (listed 1971).
How old are the homes in Blanco?
5% of Blanco’s homes were built before 1940 (Census estimate, ±2.8 points), against a typical 1.6% for a Texas town; the median home was built in 1982.
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 Wikimedia Commons (6), the National Register of Historic Places (1), 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.
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