ZIP Code 78607 — Buchanan Dam CDP, TX Demographics & Data

ZIP code 78607 covers Buchanan Dam, TX in Llano County with a population of about 228.

At a glance, the area shows median age of 48.5 versus a U.S. median of about 38.9.

It sits in telephone area code 325; U.S. House district TX-11; the AUSTIN media market.

Buchanan Dam, TX reads as a military / base-oriented community on US5’s intent model (elevated veteran share (30.4%) and/or base-related place names). Service members and families often look up Basic Allowance for Housing (BAH) rates, on-base mail (PSC / P.O. Box) addresses, and nearby ZIP demographics when relocating.

US5 shows 2026 DoD BAH locality rates for this ZIP’s Military Housing Area on this page (pay grade × with/without dependents). Treat the table as a planning reference and confirm entitlement with your finance office or the official DTMO BAH lookup.

Median household income in ZIP 78607 is about $57,019 — about 24% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 6.1%; unemployment rate near 6.9%; 15.2% of adults with a bachelor’s degree or higher (about 18.5 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Education, Manufacturing, and Retail trade; a mean commute of about 67.0 minutes (U.S. average near 26.8).

Median home value is about $352,800 — about even with the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 73.0% (about 7.6 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 78607 in Buchanan Dam, TX, a household would need roughly $97,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $2,266. That is about 70% above the local median household income ($57,019), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Buchanan Dam CDP, TX as Relatively Low (composite score 70.4), which is elevated versus much of the country. The strongest component scores on US5 are flood (82.5) and wildfire (80.2). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Buchanan Dam CDP, TX show little to no average snow and around 27.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 11 for ZIP 78607 (Buchanan Dam CDP, TX) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.