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Single Family ResidenceResidential
$502,828$142 / 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 Sep 24, 2026
Last sold for $322,500 on Jul 31, 2019

1122 FLAGMORE DR

KATY, TX 77450
4
Beds
3.5
Baths
3,546 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.
1988
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$503K
$483K low$522K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$322,500 · Jul 31, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,332 (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.$517,590 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$141,721
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$375,869
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$500,884
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$517,590

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.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.Traditional/Old
CountyHARRIS
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.Frame (Unspecified)
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Patio · 205 ft²Porch · 48 ft²

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.

M
Memorial Parkway Junior High SchoolA
Middle · Grades 6–8 · 0.7 mi
H
James E. Taylor High SchoolA
High · Grades 9–12 · 0.7 mi
E
Nottingham Country Elementary SchoolA+
Elementary · Grades PK–5 · 0.7 mi

District: Katy Independent School District

Neighborhood · ZIP 77450These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.96%
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.7.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.76,790
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,299 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,395
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$139,266
Average tempThe average temperature here across a full year.69°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

1122 Flagmore 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 84% of homes in Harris County
  • Costs less per square foot than 81% of homes in Katy 77450
  • Bigger than 92% of homes in Harris County
  • Has a bigger lot than 87% of homes in Katy 77450

What homes are worth in Katy 77450

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

This home
$237K$931K

This home is worth more than 74% of homes in Katy 77450.

How it measures up in Katy 77450

The dot is this home. The mark in the middle is the typical home in Katy 77450.

Estimated value$502,828
CheaperTypical $384,796Pricier

Pricier than 74% of homes nearby

Price per ft²$142
CheaperTypical $161Pricier

Pricier than 19% of homes nearby

Living area3,546 ft²
SmallerTypical 2,499 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.26 ac
SmallerTypical 0.19 acBigger

Bigger than 87% of homes nearby

Year built1988
OlderTypical 1993Newer

Newer than 40% of homes nearby

How 1122 Flagmore Dr ranks against every home in each area.
MeasureThis homeKaty 77450Harris County
Estimated valuepricier than$502,82874% of homes84% of homes
Price per ft²pricier than$14219% of homes39% of homes
Living areabigger than3,546 ft²84% of homes92% of homes
Lot sizebigger than0.26 ac87% of homes82% of homes
Year builtnewer than198840% of homes50% of homes

About 1122 Flagmore Dr

How much is 1122 Flagmore Dr, Katy, TX worth?

The TopHap Estimate for 1122 Flagmore Dr, Katy, TX is $502,828 as of Sep 24, 2026. The likely range is $483,275 to $522,381. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1122 Flagmore Dr, Katy, TX last sell?

1122 Flagmore Dr, Katy, TX last sold on Jul 31, 2019 for $322,500, according to the county's recorded deed.

How big is 1122 Flagmore Dr, Katy, TX?

1122 Flagmore Dr, Katy, TX has 4 bedrooms, 3.5 bathrooms, 3,546 square feet of living space and a 0.26-acre lot.

When was 1122 Flagmore Dr, Katy, TX built?

1122 Flagmore Dr, Katy, TX was built in 1988, making it 38 years old. It is a traditional/old home. The building has 1 story.

What schools serve 1122 Flagmore Dr, Katy, TX?

1122 Flagmore Dr, Katy, TX is assigned to Memorial Parkway Junior High School (middle), rated A; James E. Taylor High School (high), rated A; Nottingham Country Elementary School (elementary), rated A+. All sit in Katy Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1122 Flagmore Dr, Katy, TX compare to other homes in Katy 77450?

Among the 20,002 homes in Katy 77450, it is worth more than 74% of them ($502,828 against a typical $384,796), its price per square foot is higher than 19% of them ($142 against a typical $161), it is bigger than 84% of them (3,546 ft² against a typical 2,499 ft²), its lot is bigger than 87% of them (0.26 ac against a typical 0.19 ac) and it is newer than 40% of them (1988 against a typical 1993). Measured against all of Harris County, it is worth more than 84% 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 1122 Flagmore Dr, Katy, TX?

The 2025 property tax bill for 1122 Flagmore Dr, Katy, TX was $8,332. The county assessed it at $517,590.

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