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Single Family ResidenceResidential
$195,955$197 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

503 AVENUE O

MARBLE FALLS, TX 78654
0
Baths
996 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$196K
$187K low$205K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$390 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$200,324 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$182,113
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$220,313

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.45 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.11%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyBURNET
Lot (acres)The size of the land the home sits on, from county records.0.32
HeatingThe type of heating system in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 64 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Marble Falls Elementary SchoolC-
Elementary · Grades PK–5 · 0.5 mi
M
Marble Falls Middle SchoolC-
Middle · Grades 6–8 · 0.5 mi
H
Marble Falls High SchoolC
High · Grades 9–12 · 1.8 mi

District: Marble Falls Independent School District

Neighborhood · ZIP 78654These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.13

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.22,559
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.112 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,880
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,176
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.32 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

503 Avenue O measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 96% of homes in Marble Falls 78654
  • Costs less per square foot than 72% of homes in Marble Falls 78654
  • Smaller than 90% of homes in Marble Falls 78654
  • Has a bigger lot than 75% of homes in Marble Falls City
  • Older than 78% of homes in Burnet County

What homes are worth in Marble Falls 78654

Each bar is how many homes fall in that price range. The marker is this home.

This home
$174K$2.4M

This home is worth more than 4% of homes in Marble Falls 78654.

How it measures up in Marble Falls 78654

The dot is this home. The mark in the middle is the typical home in Marble Falls 78654.

Estimated value$195,955
CheaperTypical $436,622Pricier

Pricier than 4% of homes nearby

Price per ft²$197
CheaperTypical $228Pricier

Pricier than 28% of homes nearby

Living area996 ft²
SmallerTypical 1,821 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.32 ac
SmallerTypical 0.3 acBigger

Bigger than 53% of homes nearby

Year built1975
OlderTypical 1995Newer

Newer than 24% of homes nearby

How 503 Avenue O ranks against every home in each area.
MeasureThis homeMarble Falls CityMarble Falls 78654Burnet County
Estimated valuepricier than$195,95511% of homes4% of homes5% of homes
Price per ft²pricier than$19736% of homes28% of homes32% of homes
Living areabigger than996 ft²15% of homes10% of homes10% of homes
Lot sizebigger than0.32 ac75% of homes53% of homes40% of homes
Year builtnewer than197553% of homes24% of homes22% of homes

About 503 Avenue O

How much is 503 Avenue O, Marble Falls, TX worth?

The TopHap Estimate for 503 Avenue O, Marble Falls, TX is $195,955 as of Oct 21, 2026. The likely range is $187,253 to $204,657. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 503 Avenue O, Marble Falls, TX last sell?

503 Avenue O, Marble Falls, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 503 Avenue O, Marble Falls, TX?

503 Avenue O, Marble Falls, TX has 996 square feet of living space and a 0.32-acre lot.

When was 503 Avenue O, Marble Falls, TX built?

503 Avenue O, Marble Falls, TX was built in 1975, making it 51 years old. The building has 1 story.

What schools serve 503 Avenue O, Marble Falls, TX?

503 Avenue O, Marble Falls, TX is assigned to Marble Falls Elementary School (elementary), rated C-; Marble Falls Middle School (middle), rated C-; Marble Falls High School (high), rated C. All sit in Marble Falls Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 503 Avenue O, Marble Falls, TX compare to other homes in Marble Falls 78654?

Among the 9,780 homes in Marble Falls 78654, it is worth more than 4% of them ($195,955 against a typical $436,622), its price per square foot is higher than 28% of them ($197 against a typical $228), it is bigger than 10% of them (996 ft² against a typical 1,821 ft²), its lot is bigger than 53% of them (0.32 ac against a typical 0.3 ac) and it is newer than 24% of them (1975 against a typical 1995). Measured against all of Burnet County, it is worth more than 5% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 503 Avenue O, Marble Falls, TX?

The 2025 property tax bill for 503 Avenue O, Marble Falls, TX was $390. The county assessed it at $200,324.

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