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Single Family ResidenceResidential
$342,036$161 / 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 92How 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 $349,000 on Aug 6, 2021

3909 GRIGGS RD

HOUSTON, TX 77021
3
Beds
3.5
Baths
2,120 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.
1,922 ft²
Lot SizeThe size of the land the home sits on, from county records.
2018
Year BuiltThe year the home was originally built, according to county records.
3
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

$342K
$314K low$370K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$349,000 · Aug 6, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,246 (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.$386,820 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,688
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$325,132
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$387,984
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$386,820

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.0.04
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.

M
Cullen Middle SchoolF
Middle · Grades 6–8 · 1.0 mi
E
Peck Elementary SchoolD+
Elementary · Grades EE–5 · 1.3 mi
H
Yates High SchoolF
High · Grades 9–12 · 1.4 mi

District: Houston Independent School District

Neighborhood · ZIP 77021These 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.160
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 100.19

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.28%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.29,813
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,985 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,952
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,937
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

3909 Griggs Rd 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 82% of homes in Houston 77021
  • Costs less per square foot than 72% of homes in Macgregor
  • Bigger than 80% of homes in Houston 77021
  • Has a smaller lot than 96% of homes in Harris County
  • Newer than 95% of homes in Macgregor

What homes are worth in Houston 77021

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

This home
$113K$870K

This home is worth more than 82% of homes in Houston 77021.

How it measures up in Houston 77021

The dot is this home. The mark in the middle is the typical home in Houston 77021.

Estimated value$342,036
CheaperTypical $207,207Pricier

Pricier than 82% of homes nearby

Price per ft²$161
CheaperTypical $150Pricier

Pricier than 64% of homes nearby

Living area2,120 ft²
SmallerTypical 1,501 ft²Bigger

Bigger than 80% of homes nearby

Lot size1,922 ft²
SmallerTypical 0.15 acBigger

Bigger than 6% of homes nearby

Year built2018
OlderTypical 1951Newer

Newer than 85% of homes nearby

How 3909 Griggs Rd ranks against every home in each area.
MeasureThis homeMacgregorHouston 77021Harris County
Estimated valuepricier than$342,03635% of homes82% of homes66% of homes
Price per ft²pricier than$16128% of homes64% of homes60% of homes
Living areabigger than2,120 ft²45% of homes80% of homes60% of homes
Lot sizebigger than1,922 ft²8% of homes6% of homes4% of homes
Year builtnewer than201895% of homes85% of homes89% of homes

About 3909 Griggs Rd

How much is 3909 Griggs Rd, Houston, TX worth?

The TopHap Estimate for 3909 Griggs Rd, Houston, TX is $342,036 as of Sep 24, 2026. The likely range is $313,646 to $370,426. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3909 Griggs Rd, Houston, TX last sell?

3909 Griggs Rd, Houston, TX last sold on Aug 6, 2021 for $349,000, according to the county's recorded deed.

How big is 3909 Griggs Rd, Houston, TX?

3909 Griggs Rd, Houston, TX has 3 bedrooms, 3.5 bathrooms, 2,120 square feet of living space and a 0.04-acre lot.

When was 3909 Griggs Rd, Houston, TX built?

3909 Griggs Rd, Houston, TX was built in 2018, making it 8 years old. The building has 3 stories.

What schools serve 3909 Griggs Rd, Houston, TX?

3909 Griggs Rd, Houston, TX is assigned to Cullen Middle School (middle), rated F; Peck Elementary School (elementary), rated D+; Yates High School (high), rated F. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3909 Griggs Rd, Houston, TX compare to other homes in Houston 77021?

Among the 8,377 homes in Houston 77021, it is worth more than 82% of them ($342,036 against a typical $207,207), its price per square foot is higher than 64% of them ($161 against a typical $150), it is bigger than 80% of them (2,120 ft² against a typical 1,501 ft²), its lot is bigger than 6% of them (1,922 ft² against a typical 0.15 ac) and it is newer than 85% of them (2018 against a typical 1951). Measured against all of Harris County, it is worth more than 66% 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 3909 Griggs Rd, Houston, TX?

The 2025 property tax bill for 3909 Griggs Rd, Houston, TX was $8,246. The county assessed it at $386,820.

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