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Single Family ResidenceResidential
$486,162$163 / 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 95How 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
Last sold for $276,700 on May 25, 2016

18003 ROCK SHELF DR

CYPRESS, TX 77429
4
Beds
3
Baths
2,979 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
2016
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$486K
$461K low$511K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$276,700 · May 25, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,185 (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.$480,877 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$92,560
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$388,317
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$470,078
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$480,877

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.21
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.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 · 244 ft²Outdoor kitchen

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.

E
Wildwood Elementary SchoolA+
Elementary · Grades PK–4 · 0.8 mi
H
Tomball Memorial High SchoolA
High · Grades 9–12 · 1.2 mi
M
Grand Lakes Junior High SchoolA+
Middle · Grades 7–8 · 3.5 mi

District: Tomball Independent School District

Neighborhood · ZIP 77429These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.96,700
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,525 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,057
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,890
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

18003 Rock Shelf Dr 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 more than 83% of homes in Harris County
  • Bigger than 85% of homes in Harris County
  • Has a bigger lot than 72% of homes in Harris County
  • Newer than 90% of homes in Cypress 77429

What homes are worth in Cypress 77429

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

This home
$229K$1.1M

This home is worth more than 70% of homes in Cypress 77429.

How it measures up in Cypress 77429

The dot is this home. The mark in the middle is the typical home in Cypress 77429.

Estimated value$486,162
CheaperTypical $387,398Pricier

Pricier than 70% of homes nearby

Price per ft²$163
CheaperTypical $159Pricier

Pricier than 56% of homes nearby

Living area2,979 ft²
SmallerTypical 2,571 ft²Bigger

Bigger than 66% of homes nearby

Lot size0.21 ac
SmallerTypical 0.19 acBigger

Bigger than 64% of homes nearby

Year built2016
OlderTypical 2003Newer

Newer than 90% of homes nearby

How 18003 Rock Shelf Dr ranks against every home in each area.
MeasureThis homeCypress 77429Harris County
Estimated valuepricier than$486,16270% of homes83% of homes
Price per ft²pricier than$16356% of homes62% of homes
Living areabigger than2,979 ft²66% of homes85% of homes
Lot sizebigger than0.21 ac64% of homes72% of homes
Year builtnewer than201690% of homes86% of homes

About 18003 Rock Shelf Dr

How much is 18003 Rock Shelf Dr, Cypress, TX worth?

The TopHap Estimate for 18003 Rock Shelf Dr, Cypress, TX is $486,162 as of Sep 24, 2026. The likely range is $461,259 to $511,065. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18003 Rock Shelf Dr, Cypress, TX last sell?

18003 Rock Shelf Dr, Cypress, TX last sold on May 25, 2016 for $276,700, according to the county's recorded deed.

How big is 18003 Rock Shelf Dr, Cypress, TX?

18003 Rock Shelf Dr, Cypress, TX has 4 bedrooms, 3 bathrooms, 2,979 square feet of living space and a 0.21-acre lot.

When was 18003 Rock Shelf Dr, Cypress, TX built?

18003 Rock Shelf Dr, Cypress, TX was built in 2016, making it 10 years old. The building has 1 story.

What schools serve 18003 Rock Shelf Dr, Cypress, TX?

18003 Rock Shelf Dr, Cypress, TX is assigned to Wildwood Elementary School (elementary), rated A+; Tomball Memorial High School (high), rated A; Grand Lakes Junior High School (middle), rated A+. All sit in Tomball Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18003 Rock Shelf Dr, Cypress, TX compare to other homes in Cypress 77429?

Among the 29,723 homes in Cypress 77429, it is worth more than 70% of them ($486,162 against a typical $387,398), its price per square foot is higher than 56% of them ($163 against a typical $159), it is bigger than 66% of them (2,979 ft² against a typical 2,571 ft²), its lot is bigger than 64% of them (0.21 ac against a typical 0.19 ac) and it is newer than 90% of them (2016 against a typical 2003). Measured against all of Harris County, it is worth more than 83% 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 18003 Rock Shelf Dr, Cypress, TX?

The 2025 property tax bill for 18003 Rock Shelf Dr, Cypress, TX was $10,185. The county assessed it at $480,877.

More homes on Rock Shelf Dr

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