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Single Family ResidenceResidential
$107,787$101 / 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 70How 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

3543 31ST ST

PORT ARTHUR, TX 77642
0
Baths
1,064 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$108K
$75K low$140K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$37,120 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$6,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$48,332
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$33,745
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$54,832

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.44
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
30
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
98
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
64
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
19
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%

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
CountyJefferson
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Pier/Post & Beam
HeatingThe type of heating system in the home.None
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 192 ft²

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

E
Sam Houston Elementary SchoolB+
Elementary · Grades KG–5 · 0.5 mi
H
Memorial High SchoolD
High · Grades 9–12 · 2.4 mi
M
Abraham Lincoln Fine Arts AcademyD-
Middle · Grades 6–8 · 3.6 mi

District: Port Arthur Independent School District

Neighborhood · ZIP 77642These 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.120
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.27%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.39,414
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.719 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$45,969
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$63,940
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.58 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

3543 31st 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 76% of homes in Jefferson County
  • Costs more per square foot than 67% of homes in Port Arthur 77642
  • Smaller than 84% of homes in Jefferson County
  • Has a smaller lot than 91% of homes in Port Arthur 77642

What homes are worth in Port Arthur 77642

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

This home
$59K$371K

This home is worth more than 41% of homes in Port Arthur 77642.

How it measures up in Port Arthur 77642

The dot is this home. The mark in the middle is the typical home in Port Arthur 77642.

Estimated value$107,787
CheaperTypical $120,603Pricier

Pricier than 41% of homes nearby

Price per ft²$101
CheaperTypical $87Pricier

Pricier than 67% of homes nearby

Living area1,064 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 17% of homes nearby

Lot size0.15 ac
SmallerTypical 0.19 acBigger

Bigger than 9% of homes nearby

Year built1962
OlderTypical 1962Newer

Newer than 64% of homes nearby

How 3543 31st St ranks against every home in each area.
MeasureThis homePort Arthur 77642Jefferson County
Estimated valuepricier than$107,78741% of homes24% of homes
Price per ft²pricier than$10167% of homes39% of homes
Living areabigger than1,064 ft²17% of homes16% of homes
Lot sizebigger than0.15 ac9% of homes11% of homes
Year builtnewer than196264% of homes39% of homes

About 3543 31st St

How much is 3543 31st St, Port Arthur, TX worth?

The TopHap Estimate for 3543 31st St, Port Arthur, TX is $107,787 as of Aug 30, 2026. The likely range is $75,275 to $140,299. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3543 31st St, Port Arthur, TX last sell?

3543 31st St, Port Arthur, TX last sold on Aug 12, 2003, according to the county's recorded deed.

How big is 3543 31st St, Port Arthur, TX?

3543 31st St, Port Arthur, TX has 1,064 square feet of living space and a 0.15-acre lot.

When was 3543 31st St, Port Arthur, TX built?

3543 31st St, Port Arthur, TX was built in 1962, making it 64 years old. The building has 1 story.

What schools serve 3543 31st St, Port Arthur, TX?

3543 31st St, Port Arthur, TX is assigned to Sam Houston Elementary School (elementary), rated B+; Memorial High School (high), rated D; Abraham Lincoln Fine Arts Academy (middle), rated D-. All sit in Port Arthur Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3543 31st St, Port Arthur, TX compare to other homes in Port Arthur 77642?

Among the 10,492 homes in Port Arthur 77642, it is worth more than 41% of them ($107,787 against a typical $120,603), its price per square foot is higher than 67% of them ($101 against a typical $87), it is bigger than 17% of them (1,064 ft² against a typical 1,400 ft²), its lot is bigger than 9% of them (0.15 ac against a typical 0.19 ac) and it is newer than 64% of them (1962 against a typical 1962). Measured against all of Jefferson County, it is worth more than 24% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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