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Single Family ResidenceResidential
$348,377$231 / 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 Sep 24, 2026
Last sold for $268,600 on Apr 9, 2018

4223 ROBERTSON ST

HOUSTON, TX 77009
3
Beds
2.5
Baths
1,507 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.
4,076 ft²
Lot SizeThe size of the land the home sits on, from county records.
2017
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

$348K
$322K low$374K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$268,600 · Apr 9, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,972 (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.$251,236 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$78,090
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$173,146
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$305,405
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$251,236

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.27 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.0.09
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
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.Porch · 140 ft²

Transaction History(3)

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
Looscan Elementary SchoolC
Elementary · Grades EE–5 · 0.3 mi
H
Davis High SchoolD-
High · Grades 9–12 · 1.1 mi
M
Marshall Middle SchoolD
Middle · Grades 6–8 · 1.2 mi

District: Houston Independent School District

Neighborhood · ZIP 77009These 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.145
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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.37,666
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,134 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,143
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,949
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

4223 Robertson St 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 67% of homes in Harris County
  • Costs more per square foot than 87% of homes in Harris County
  • Smaller than 72% of homes in Harris County
  • Has a smaller lot than 90% of homes in Harris County
  • Newer than 88% of homes in Near Northside

What homes are worth in Houston 77009

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

This home
$181K$1.6M

This home is worth more than 34% of homes in Houston 77009.

How it measures up in Houston 77009

The dot is this home. The mark in the middle is the typical home in Houston 77009.

Estimated value$348,377
CheaperTypical $421,205Pricier

Pricier than 34% of homes nearby

Price per ft²$231
CheaperTypical $280Pricier

Pricier than 32% of homes nearby

Living area1,507 ft²
SmallerTypical 1,568 ft²Bigger

Bigger than 46% of homes nearby

Lot size4,076 ft²
SmallerTypical 0.11 acBigger

Bigger than 22% of homes nearby

Year built2017
OlderTypical 1940Newer

Newer than 87% of homes nearby

How 4223 Robertson St ranks against every home in each area.
MeasureThis homeNear NorthsideHouston 77009Harris County
Estimated valuepricier than$348,37759% of homes34% of homes67% of homes
Price per ft²pricier than$23154% of homes32% of homes87% of homes
Living areabigger than1,507 ft²53% of homes46% of homes28% of homes
Lot sizebigger than4,076 ft²20% of homes22% of homes10% of homes
Year builtnewer than201788% of homes87% of homes88% of homes

About 4223 Robertson St

How much is 4223 Robertson St, Houston, TX worth?

The TopHap Estimate for 4223 Robertson St, Houston, TX is $348,377 as of Sep 24, 2026. The likely range is $322,390 to $374,364. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4223 Robertson St, Houston, TX last sell?

4223 Robertson St, Houston, TX last sold on Apr 9, 2018 for $268,600, according to the county's recorded deed.

How big is 4223 Robertson St, Houston, TX?

4223 Robertson St, Houston, TX has 3 bedrooms, 2.5 bathrooms, 1,507 square feet of living space and a 0.09-acre lot.

When was 4223 Robertson St, Houston, TX built?

4223 Robertson St, Houston, TX was built in 2017, making it 9 years old. The building has 2 stories.

What schools serve 4223 Robertson St, Houston, TX?

4223 Robertson St, Houston, TX is assigned to Looscan Elementary School (elementary), rated C; Davis High School (high), rated D-; Marshall Middle School (middle), rated D. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4223 Robertson St, Houston, TX compare to other homes in Houston 77009?

Among the 13,096 homes in Houston 77009, it is worth more than 34% of them ($348,377 against a typical $421,205), its price per square foot is higher than 32% of them ($231 against a typical $280), it is bigger than 46% of them (1,507 ft² against a typical 1,568 ft²), its lot is bigger than 22% of them (4,076 ft² against a typical 0.11 ac) and it is newer than 87% of them (2017 against a typical 1940). Measured against all of Harris County, it is worth more than 67% 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 4223 Robertson St, Houston, TX?

The 2025 property tax bill for 4223 Robertson St, Houston, TX was $3,972. The county assessed it at $251,236.

More homes on Robertson St

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