Buchanan Dam is a community in Llano County, Texas, home to about 1,513 people across 7.8 square miles. Its ZIP codes are 78607 and 78609, and parts of 78611 are in Buchanan Dam too.
Homes sold for a median of $223 per square foot across 2 ZIP codes in the three months ending August 2026, and 0 of 2 were seller’s markets.
Mostly Buchanan Dam
Mostly Buchanan Dam
Mostly Burnet; part is in Buchanan Dam
Each card is that ZIP code’s whole market, including any part outside Buchanan Dam. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Austin Bergstrom International Airport (AUS)61 miles away |
|---|---|
| Closer regional airport | Killeen Regional Airport / Robert Gray Army Airfield (GRK)41 miles away |
| Nearest city of 250,000+ | Austin, TX52 miles away |
| Nearest city of 1 million+ | San Antonio, TX91 miles away |
Straight-line distances from the center of Buchanan Dam; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Buchanan Dam had 1,508 residents in the 2020 census, down 11% since 2000.
It’s the 848th largest of 1,778 towns in Texas by population.
Llano County grew from 7,301 residents in 1900 to 21,243 in 2020.
Llano County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 95°F in summer, and winter lows average 34°F. About 32.4 inches of rain and melted snow fall in a typical year, with about 0 inches of snow.
Source: NOAA 1991–2020 climate normals, Burnet, TX weather station (12 miles away).
4,327 jobs at 561 businesses in Llano County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Parks (2 nearby)
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
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Shares ZIP codes with Burnet.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.