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Single Family ResidenceResidential
$233,829$151 / 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 95How 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 $179,900 on Aug 20, 2009

309 KEY BISCAYNE DR

PORT ALLEN, LA 70767
2
Baths
1,552 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.
2009
Year BuiltThe year the home was originally built, according to county records.

Valuation

$234K
$223K low$245K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$179,900 · Aug 20, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,474 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$20,180 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,250
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$15,930
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$14,740
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$201,800

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.72 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.53%
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.1 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
CountyWest Baton Rouge

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

E
Port Allen Elementary School
Elementary · Grades PK–2 · 1.2 mi
M
Port Allen Middle SchoolC+
Middle · Grades 6–8 · 1.2 mi
H
Port Allen High SchoolC-
High · Grades 9–12 · 2.0 mi

District: West Baton Rouge Parish School District

Neighborhood · ZIP 70767These 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.126
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.32

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.18,018
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.118 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$64,632
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,561
Average tempThe average temperature here across a full year.67°F
Annual precipHow much rain and melted snow falls here in a typical year.64 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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

309 Key Biscayne Dr 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.

  • Costs more per square foot than 81% of homes in Port Allen 70767
  • Newer than 76% of homes in West Baton Rouge Parish County

What homes are worth in Port Allen 70767

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

This home
$61K$569K

This home is worth more than 63% of homes in Port Allen 70767.

How it measures up in Port Allen 70767

The dot is this home. The mark in the middle is the typical home in Port Allen 70767.

Estimated value$233,829
CheaperTypical $190,274Pricier

Pricier than 63% of homes nearby

Price per ft²$151
CheaperTypical $122Pricier

Pricier than 81% of homes nearby

Living area1,552 ft²
SmallerTypical 1,580 ft²Bigger

Bigger than 48% of homes nearby

Year built2009
OlderTypical 2007Newer

Newer than 72% of homes nearby

How 309 Key Biscayne Dr ranks against every home in each area.
MeasureThis homePort Allen 70767West Baton Rouge Parish County
Estimated valuepricier than$233,82963% of homes50% of homes
Price per ft²pricier than$15181% of homes73% of homes
Living areabigger than1,552 ft²48% of homes42% of homes
Year builtnewer than200972% of homes76% of homes

About 309 Key Biscayne Dr

How much is 309 Key Biscayne Dr, Port Allen, LA worth?

The TopHap Estimate for 309 Key Biscayne Dr, Port Allen, LA is $233,829 as of Sep 24, 2026. The likely range is $222,867 to $244,791. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Key Biscayne Dr, Port Allen, LA last sell?

309 Key Biscayne Dr, Port Allen, LA last sold on Aug 20, 2009 for $179,900, according to the county's recorded deed.

How big is 309 Key Biscayne Dr, Port Allen, LA?

309 Key Biscayne Dr, Port Allen, LA has 2 bathrooms and 1,552 square feet of living space.

When was 309 Key Biscayne Dr, Port Allen, LA built?

309 Key Biscayne Dr, Port Allen, LA was built in 2009, making it 17 years old.

What schools serve 309 Key Biscayne Dr, Port Allen, LA?

309 Key Biscayne Dr, Port Allen, LA is assigned to Port Allen Elementary School (elementary); Port Allen Middle School (middle), rated C+; Port Allen High School (high), rated C-. All sit in West Baton Rouge Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Key Biscayne Dr, Port Allen, LA compare to other homes in Port Allen 70767?

Among the 4,998 homes in Port Allen 70767, it is worth more than 63% of them ($233,829 against a typical $190,274), its price per square foot is higher than 81% of them ($151 against a typical $122), it is bigger than 48% of them (1,552 ft² against a typical 1,580 ft²) and it is newer than 72% of them (2009 against a typical 2007). Measured against all of West Baton Rouge Parish County, it is worth more than 50% 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 309 Key Biscayne Dr, Port Allen, LA?

The 2024 property tax bill for 309 Key Biscayne Dr, Port Allen, LA was $1,474. The county assessed it at $20,180.

More homes on Key Biscayne Dr

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Assigned schools

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