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Single Family ResidenceResidential
$218,746$123 / 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 Oct 21, 2026

18635 TARLO RIVER TRL

KATY, TX 77449
3
Beds
2.5
Baths
1,776 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.
3,200 ft²
Lot SizeThe size of the land the home sits on, from county records.
2020
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$219K
$203K low$235K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,942 (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.$143,194 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$34,560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$108,634
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$128,510
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$143,194

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.13 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
CountyHARRIS
Lot (acres)The size of the land the home sits on, from county records.0.07
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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.

H
Cypress Lakes High SchoolC+
High · Grades 9–12 · 0.7 mi
E
Sheridan Elementary SchoolC
Elementary · Grades PK–5 · 1.2 mi
M
Watkins Middle SchoolC-
Middle · Grades 6–8 · 2.0 mi

District: Cypress-Fairbanks Independent School District

Neighborhood · ZIP 77449These 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.38
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
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.140,845
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,755 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$83,095
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,357
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

18635 Tarlo River Trl 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 89% of homes in Katy 77449
  • Costs less per square foot than 82% of homes in Harris County
  • Has a smaller lot than 98% of homes in Katy 77449
  • Newer than 95% of homes in Katy 77449

What homes are worth in Katy 77449

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

This home
$190K$377K

This home is worth more than 11% of homes in Katy 77449.

How it measures up in Katy 77449

The dot is this home. The mark in the middle is the typical home in Katy 77449.

Estimated value$218,746
CheaperTypical $267,523Pricier

Pricier than 11% of homes nearby

Price per ft²$123
CheaperTypical $140Pricier

Pricier than 24% of homes nearby

Living area1,776 ft²
SmallerTypical 1,869 ft²Bigger

Bigger than 42% of homes nearby

Lot size3,200 ft²
SmallerTypical 0.14 acBigger

Bigger than 2% of homes nearby

Year built2020
OlderTypical 2004Newer

Newer than 95% of homes nearby

How 18635 Tarlo River Trl ranks against every home in each area.
MeasureThis homeKaty 77449Harris County
Estimated valuepricier than$218,74611% of homes23% of homes
Price per ft²pricier than$12324% of homes18% of homes
Living areabigger than1,776 ft²42% of homes43% of homes
Lot sizebigger than3,200 ft²2% of homes8% of homes
Year builtnewer than202095% of homes92% of homes

About 18635 Tarlo River Trl

How much is 18635 Tarlo River Trl, Katy, TX worth?

The TopHap Estimate for 18635 Tarlo River Trl, Katy, TX is $218,746 as of Oct 21, 2026. The likely range is $202,850 to $234,642. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18635 Tarlo River Trl, Katy, TX last sell?

18635 Tarlo River Trl, Katy, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 18635 Tarlo River Trl, Katy, TX?

18635 Tarlo River Trl, Katy, TX has 3 bedrooms, 2.5 bathrooms, 1,776 square feet of living space and a 0.07-acre lot.

When was 18635 Tarlo River Trl, Katy, TX built?

18635 Tarlo River Trl, Katy, TX was built in 2020, making it 6 years old. The building has 2 stories.

What schools serve 18635 Tarlo River Trl, Katy, TX?

18635 Tarlo River Trl, Katy, TX is assigned to Cypress Lakes High School (high), rated C+; Sheridan Elementary School (elementary), rated C; Watkins Middle School (middle), rated C-. All sit in Cypress-Fairbanks Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18635 Tarlo River Trl, Katy, TX compare to other homes in Katy 77449?

Among the 39,432 homes in Katy 77449, it is worth more than 11% of them ($218,746 against a typical $267,523), its price per square foot is higher than 24% of them ($123 against a typical $140), it is bigger than 42% of them (1,776 ft² against a typical 1,869 ft²), its lot is bigger than 2% of them (3,200 ft² against a typical 0.14 ac) and it is newer than 95% of them (2020 against a typical 2004). Measured against all of Harris County, it is worth more than 23% 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 18635 Tarlo River Trl, Katy, TX?

The 2025 property tax bill for 18635 Tarlo River Trl, Katy, TX was $2,942. The county assessed it at $143,194.

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