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Single Family ResidenceResidential
$590,326$157 / 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 Aug 30, 2026

3403 ALDEN MANOR LN

KATY, TX 77494
4
Beds
3
Baths
3,754 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$590K
$565K low$616K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,623 (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.$573,325 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$78,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$495,325
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$573,325
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$573,325

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.33 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyFort Bend
Lot (acres)The size of the land the home sits on, from county records.0.19
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 110 ft²Porch · 245 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.

E
Michael L. Griffin Elementary SchoolA+
Elementary · Grades PK–5 · 0.8 mi
M
Cinco Ranch Junior High SchoolA+
Middle · Grades 6–8 · 0.9 mi
H
Cinco Ranch High SchoolA-
High · Grades 9–12 · 1.1 mi

District: Katy Independent School District

Neighborhood · ZIP 77494These 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.53
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 100.22

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.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.8%
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.159,646
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,829 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,224
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$165,001
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

3403 Alden Manor Ln 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 80% of homes in Fort Bend County
  • Costs less per square foot than 98% of homes in Cinco Ranch West
  • Bigger than 89% of homes in Cinco Ranch West
  • Older than 84% of homes in Katy 77494

What homes are worth in Katy 77494

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

This home
$290K$1.2M

This home is worth more than 65% of homes in Katy 77494.

How it measures up in Katy 77494

The dot is this home. The mark in the middle is the typical home in Katy 77494.

Estimated value$590,326
CheaperTypical $512,633Pricier

Pricier than 65% of homes nearby

Price per ft²$157
CheaperTypical $179Pricier

Pricier than 14% of homes nearby

Living area3,754 ft²
SmallerTypical 2,934 ft²Bigger

Bigger than 78% of homes nearby

Lot size0.19 ac
SmallerTypical 0.19 acBigger

Bigger than 49% of homes nearby

Year built2002
OlderTypical 2010Newer

Newer than 16% of homes nearby

How 3403 Alden Manor Ln ranks against every home in each area.
MeasureThis homeCinco Ranch WestKaty 77494Fort Bend County
Estimated valuepricier than$590,32674% of homes65% of homes80% of homes
Price per ft²pricier than$1572% of homes14% of homes41% of homes
Living areabigger than3,754 ft²89% of homes78% of homes87% of homes
Lot sizebigger than0.19 ac51% of homes49% of homes55% of homes
Year builtnewer than200227% of homes16% of homes43% of homes

About 3403 Alden Manor Ln

How much is 3403 Alden Manor Ln, Katy, TX worth?

The TopHap Estimate for 3403 Alden Manor Ln, Katy, TX is $590,326 as of Aug 30, 2026. The likely range is $564,778 to $615,874. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3403 Alden Manor Ln, Katy, TX last sell?

3403 Alden Manor Ln, Katy, TX last sold on Jul 12, 2012, according to the county's recorded deed.

How big is 3403 Alden Manor Ln, Katy, TX?

3403 Alden Manor Ln, Katy, TX has 4 bedrooms, 3 bathrooms, 3,754 square feet of living space and a 0.19-acre lot.

When was 3403 Alden Manor Ln, Katy, TX built?

3403 Alden Manor Ln, Katy, TX was built in 2002, making it 24 years old. It is a conventional home. The building has 2 stories.

What schools serve 3403 Alden Manor Ln, Katy, TX?

3403 Alden Manor Ln, Katy, TX is assigned to Michael L. Griffin Elementary School (elementary), rated A+; Cinco Ranch Junior High School (middle), rated A+; Cinco Ranch High School (high), rated A-. All sit in Katy Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3403 Alden Manor Ln, Katy, TX compare to other homes in Katy 77494?

Among the 38,590 homes in Katy 77494, it is worth more than 65% of them ($590,326 against a typical $512,633), its price per square foot is higher than 14% of them ($157 against a typical $179), it is bigger than 78% of them (3,754 ft² against a typical 2,934 ft²), its lot is bigger than 49% of them (0.19 ac against a typical 0.19 ac) and it is newer than 16% of them (2002 against a typical 2010). Measured against all of Fort Bend County, it is worth more than 80% 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 3403 Alden Manor Ln, Katy, TX?

The 2025 property tax bill for 3403 Alden Manor Ln, Katy, TX was $4,623. The county assessed it at $573,325.

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