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Single Family ResidenceResidential
$3,574,992$913 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

3257 AVALON PL

HOUSTON, TX 77019
3
Beds
4.5
Baths
3,916 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1928
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$3.6M
$3.3M low$3.8M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$34,888 (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.$2,654,841 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,362,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,341
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,006,955
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,654,841

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.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.''

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
StyleThe architectural style of the home, such as ranch or colonial.Custom Design
CountyHARRIS
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2018
Lot (acres)The size of the land the home sits on, from county records.0.26
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
ViewThe type of view from the property, or another feature of the site that affects value.Neighborhood
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 32 ft²Outdoor kitchen

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

E
River Oaks Elementary SchoolA+
Elementary · Grades EE–5 · 0.3 mi
H
Lamar High SchoolB-
High · Grades 9–12 · 0.4 mi
M
Lanier Middle SchoolA+
Middle · Grades 6–8 · 1.2 mi

District: Houston Independent School District

Neighborhood · ZIP 77019These 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.139
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.23

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.25,074
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,193 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$135,674
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$187,006
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Owner Tools

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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

3257 Avalon Pl 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.

  • Among the most valuable homes in Harris County
  • Among the highest price per square foot in Harris County
  • Bigger than 94% of homes in Harris County
  • Has a bigger lot than 82% of homes in Harris County
  • Among the oldest homes in Harris County

What homes are worth in Houston 77019

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

This home
$202K$10M

This home is worth more than 87% of homes in Houston 77019.

How it measures up in Houston 77019

The dot is this home. The mark in the middle is the typical home in Houston 77019.

Estimated value$3,574,992
CheaperTypical $772,144Pricier

Pricier than 87% of homes nearby

Price per ft²$913
CheaperTypical $308Pricier

Pricier than 93% of homes nearby

Living area3,916 ft²
SmallerTypical 2,650 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.26 ac
SmallerTypical 0.11 acBigger

Bigger than 67% of homes nearby

Year built1928
OlderTypical 1999Newer

Newer than 2% of homes nearby

How 3257 Avalon Pl ranks against every home in each area.
MeasureThis homeRiver OaksHouston 77019Harris County
Estimated valuepricier than$3,574,99265% of homes87% of homesalmost all homes
Price per ft²pricier than$91382% of homes93% of homesalmost all homes
Living areabigger than3,916 ft²42% of homes77% of homes94% of homes
Lot sizebigger than0.26 ac51% of homes67% of homes82% of homes
Year builtnewer than19282% of homes2% of homesalmost no homes

About 3257 Avalon Pl

How much is 3257 Avalon Pl, Houston, TX worth?

The TopHap Estimate for 3257 Avalon Pl, Houston, TX is $3,574,992 as of Sep 24, 2026. The likely range is $3,342,337 to $3,807,647. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3257 Avalon Pl, Houston, TX last sell?

3257 Avalon Pl, Houston, TX last sold on Oct 20, 2000, according to the county's recorded deed.

How big is 3257 Avalon Pl, Houston, TX?

3257 Avalon Pl, Houston, TX has 3 bedrooms, 4.5 bathrooms, 3,916 square feet of living space and a 0.26-acre lot.

When was 3257 Avalon Pl, Houston, TX built?

3257 Avalon Pl, Houston, TX was built in 1928, making it 98 years old. It is a custom design home. The building has 2 stories.

What schools serve 3257 Avalon Pl, Houston, TX?

3257 Avalon Pl, Houston, TX is assigned to River Oaks Elementary School (elementary), rated A+; Lamar High School (high), rated B-; Lanier Middle School (middle), rated A+. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3257 Avalon Pl, Houston, TX compare to other homes in Houston 77019?

Among the 7,569 homes in Houston 77019, it is worth more than 87% of them ($3,574,992 against a typical $772,144), its price per square foot is higher than 93% of them ($913 against a typical $308), it is bigger than 77% of them (3,916 ft² against a typical 2,650 ft²), its lot is bigger than 67% of them (0.26 ac against a typical 0.11 ac) and it is newer than 2% of them (1928 against a typical 1999). Measured against all of Harris County, it is worth more than almost all 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 3257 Avalon Pl, Houston, TX?

The 2025 property tax bill for 3257 Avalon Pl, Houston, TX was $34,888. The county assessed it at $2,654,841.

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