Postal Codes

78609 ZIP Code

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ZIP code 78609 covers Buchanan Dam, Texas, with a population of about 1,826 and a median household income of $60,663.

Population
1,826115 per square mile
Median age
63.424.7 points above the US average
Median household income
$60,66320% below the Texas median
Poverty rate
12.7%about the US average
Typical home value
$368,178down 2.2% in five years
Median rent
$93830% below the Texas median
Degree or higher
26.8%8.2 points below the US average
Homeownership
80.5%15.5 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
45

Where 78609 is

Buchanan Dam, Texas — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population1,826
Median age63.4
Family households59.2%
Born outside the US3.3%
Speaks a language other than English at home6.5%
White (non-Hispanic)87.7%
Black (non-Hispanic)1.8%
Asian (non-Hispanic)0%
Hispanic or Latino4.2%
Veterans17.7%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$60,663
Income per person$47,511
Poverty rate12.7%
Households on SNAP or cash assistance7.4%

Household income distribution

Under $10k3.4%
$10–15k6.1%
$15–20k6.3%
$20–25k3.3%
$25–30k8.4%
$30–35k5.7%
$35–40k3.5%
$40–45k0.7%
$45–50k2.2%
$50–60k9.2%
$60–75k9.5%
$75–100k10.8%
$100–125k6.6%
$125–150k11.3%
$150–200k6.8%
$200k or more6.3%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed990
Mean adjusted gross income$80,041
Returns declaring $200,000 or more6.1%
Returns, under $25k30.3%
Returns, $25k–$50k22.2%
Returns, $50k–$75k15.2%
Returns, $75k–$100k10.1%
Returns, $100k–$200k16.2%
Returns, $200k or more6.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$276,100
Median gross rent$938
Rent as a share of household income35%
Owner-occupied80.5%
Vacant homes27.5%
Median year built1988

What the homes are

Detached house67.2%
2 to 4 units1.7%
5 to 19 units2.8%
Mobile home22%
Boat, RV or van6.5%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$368,178as of 2026-07
Typical home value, 1 yeardown 2.4%
Typical home value, 5 yearsdown 2.2%
Typical home value, 10 yearsup 69.9%
Typical home value since 2000
200920172026$473,432$185,010

$193,628 in 2009 to $368,178 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0.9%
Bachelor's degree or higher26.8%
High school diploma or higher94.2%
Works from home5.3%
Drives to work alone80.6%
Takes public transport0%
Commutes 45 minutes or more13.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity37.9% 4.5 pts above the national average of 33.4%
Diagnosed diabetes17.7% 5.7 pts above the national average of 12%
Currently smokes14.9% 1.7 pts above the national average of 13.2%
High blood pressure48.5% 14.4 pts above the national average of 34.1%
Fair or poor general health24.4% 4.1 pts above the national average of 20.3%
No health insurance (18–64)10.3% 1 pts below the national average of 11.3%
Depression22.2% same as the national average of 21.9%
No leisure-time physical activity29.7% 4.3 pts above the national average of 25.4%
Arthritis38.8% 13.7 pts above the national average of 25.1%
Binge drinking12.8% 3.2 pts below the national average of 16%
Taking blood pressure medication85% 10.3 pts above the national average of 74.7%
Cancer (non-skin)13.4% 5.7 pts above the national average of 7.7%
Current asthma10.2% same as the national average of 10.4%
Coronary heart disease11.2% 5 pts above the national average of 6.2%
Routine check-up in past year81.6% 4.9 pts above the national average of 76.7%
Cholesterol screening91.2% 5.3 pts above the national average of 85.9%
Cognitive disability13.4% 1.4 pts below the national average of 14.8%
Colorectal screening69.5% 5.2 pts above the national average of 64.3%
COPD11.3% 4.7 pts above the national average of 6.6%
Visited a dentist60.4% 0.9 pts below the national average of 61.3%
Any disability38.4% 7.7 pts above the national average of 30.7%
Hearing disability12% 5.3 pts above the national average of 6.7%
High cholesterol46.8% 10.6 pts above the national average of 36.2%
Independent living disability9.6% 1.2 pts above the national average of 8.4%
Mammography use70.8% 5.1 pts below the national average of 75.9%
Poor mental health (14+ days)14.8% 2 pts below the national average of 16.8%
Mobility disability21.8% 7.8 pts above the national average of 14%
Poor physical health (14+ days)16.9% 3.4 pts above the national average of 13.5%
Self-care disability5.3% 1.3 pts above the national average of 4%
Sleeps under 7 hours34.6% 1.8 pts below the national average of 36.4%
Stroke5.6% 2.2 pts above the national average of 3.4%
All natural teeth lost11.8% 1.2 pts below the national average of 13%
Vision disability6.3% 0.7 pts above the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments45
People employed189
Annual payroll$7,293,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 82.9% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss66.3 out of 100
Community resilience21 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

River flooding94.3Very High at its worst in this ZIP code
Drought93.7Relatively Moderate at its worst in this ZIP code
Wildfire92.8Relatively Moderate at its worst in this ZIP code
Hail92.4Relatively High at its worst in this ZIP code
Lightning91.7Relatively High at its worst in this ZIP code
Winter weather89.9Relatively High at its worst in this ZIP code
Strong wind80.9Relatively Moderate at its worst in this ZIP code
Tornado80.8Relatively High at its worst in this ZIP code
Landslide70.9Very Low at its worst in this ZIP code
Cold wave70.7Relatively Moderate at its worst in this ZIP code
Heat wave62.7Relatively Moderate at its worst in this ZIP code
Hurricane54.4Relatively Low at its worst in this ZIP code
Ice storm14.4Very Low at its worst in this ZIP code
Earthquake7Very Low at its worst in this ZIP code
Compared with Texas and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPTexasUnited States
Median household income$60,663$76,292$78,538
Income per person$47,511$39,446$43,289
Poverty rate12.7%13.8%12.4%
Median home value$276,100$260,400$303,400
Median gross rent$938$1,339$1,348
Homeownership80.5%62.6%65%
Bachelor's degree or higher26.8%33.1%35%
Unemployment rate0.9%5.1%5.2%
Works from home5.3%12.8%13.5%
Born outside the US3.3%17.2%13.9%
Median age63.435.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationBURNET MUNI AP, TX US18.6 km away
Rain in a year28 in

Average high and low by month

January60.7°F / 38.1°F1.65 in rain
February64.2°F / 41.6°F1.63 in rain
March71.5°F / 48.9°F2.66 in rain
April78.7°F / 56.1°F2.12 in rain
May84.9°F / 64.2°F3.67 in rain
June91.5°F / 70.8°F2.85 in rain
July95°F / 73.2°F1.79 in rain
August95.8°F / 73.1°F1.76 in rain
September89.1°F / 67.7°F2.89 in rain
October80°F / 58°F3.18 in rain
November69°F / 47.1°F2.25 in rain
December61.4°F / 39.5°F1.93 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 2 school districts, so the address decides which one, not the ZIP code.

Llano Independent School District65.5% of this ZIP code's land area
Burnet Consolidated Independent School District34.5% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability40more vulnerable than 40% of US census tracts
Socioeconomic status44more vulnerable than 44% of US census tracts
Household characteristics70more vulnerable than 70% of US census tracts
Racial and ethnic minority status23more vulnerable than 23% of US census tracts
Housing type and transport27more vulnerable than 27% of US census tracts
Walkability4.7 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

78639 Kingsland, TX9.9 km away
78607 Bluffton, TX11.4 km away
78672 Tow, TX12.3 km away
78611 Burnet, TX16 km away
78643 Llano, TX17.9 km away
78657 Horseshoe Bay, TX23.9 km away
78654 Marble Falls, TX24.5 km away
76832 Cherokee, TX33.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Llano County100% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area15.88 sq mi
Water area12.03 sq mi
Population density115 people per sq mi
Latitude, longitude30.7538, -98.4295

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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