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Single Family ResidenceResidential
$320,944$198 / 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 83How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

4809 ROBERTSON ST

HOUSTON, TX 77009
2
Beds
1
Baths
1,624 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$321K
$266K low$376K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$275,944
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$220,755
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.13%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$45,000
BANK ONE NA · E · recorded Aug 8, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$79 (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.$294,923 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$211,750
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$83,173
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$310,312
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$294,923

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.16 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.0.13
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.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
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.Porch · 30 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Looscan Elementary SchoolB-
Elementary · Grades EE–5 · 0.6 mi
H
Davis High SchoolC+
High · Grades 9–12 · 1.4 mi
M
Marshall Middle SchoolB+
Middle · Grades 6–8 · 1.5 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

4809 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 less than 75% of homes in Houston 77009
  • Costs less per square foot than 87% of homes in Houston 77009
  • Smaller than 65% of homes in Harris County
  • Has a smaller lot than 77% of homes in Harris County
  • Older than 91% of homes in Harris County

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
$184K$1.6M

This home is worth more than 25% 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$320,944
CheaperTypical $425,260Pricier

Pricier than 25% of homes nearby

Price per ft²$198
CheaperTypical $282Pricier

Pricier than 13% of homes nearby

Living area1,624 ft²
SmallerTypical 1,566 ft²Bigger

Bigger than 54% of homes nearby

Lot size0.13 ac
SmallerTypical 0.11 acBigger

Bigger than 68% of homes nearby

Year built1950
OlderTypical 1940Newer

Newer than 65% of homes nearby

How 4809 Robertson St ranks against every home in each area.
MeasureThis homeNear NorthsideHouston 77009Harris County
Estimated valuepricier than$320,94445% of homes25% of homes60% of homes
Price per ft²pricier than$19827% of homes13% of homes81% of homes
Living areabigger than1,624 ft²61% of homes54% of homes35% of homes
Lot sizebigger than0.13 ac65% of homes68% of homes23% of homes
Year builtnewer than195069% of homes65% of homes9% of homes

About 4809 Robertson St

How much is 4809 Robertson St, Houston, TX worth?

The TopHap Estimate for 4809 Robertson St, Houston, TX is $320,944 as of Jul 14, 2026. The likely range is $265,869 to $376,019. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4809 Robertson St, Houston, TX last sell?

4809 Robertson St, Houston, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4809 Robertson St, Houston, TX?

4809 Robertson St, Houston, TX has 2 bedrooms, 1 bathrooms, 1,624 square feet of living space and a 0.13-acre lot.

When was 4809 Robertson St, Houston, TX built?

4809 Robertson St, Houston, TX was built in 1950, making it 76 years old. It is a traditional/old home. The building has 1 story.

What schools serve 4809 Robertson St, Houston, TX?

4809 Robertson St, Houston, TX is assigned to Looscan Elementary School (elementary), rated B-; Davis High School (high), rated C+; Marshall Middle School (middle), rated B+. All sit in Houston Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4809 Robertson St, Houston, TX compare to other homes in Houston 77009?

Among the 12,958 homes in Houston 77009, it is worth more than 25% of them ($320,944 against a typical $425,260), its price per square foot is higher than 13% of them ($198 against a typical $282), it is bigger than 54% of them (1,624 ft² against a typical 1,566 ft²), its lot is bigger than 68% of them (0.13 ac against a typical 0.11 ac) and it is newer than 65% of them (1950 against a typical 1940). Measured against all of Harris County, it is worth more than 60% 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 4809 Robertson St, Houston, TX?

The 2025 property tax bill for 4809 Robertson St, Houston, TX was $79. The county assessed it at $294,923.

Closest homes

More homes in Houston 77009

Assigned schools

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