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Single Family ResidenceResidential
$159,614
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 87How 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

340 COMMERCE ST

GRETNA, LA 70056
0
Baths
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$160K
$138K low$181K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$164 (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.$8,730 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,320
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,410
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$8,730
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$87,300

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.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%
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
CountyJefferson
Lot (acres)The size of the land the home sits on, from county records.0.15
HeatingThe type of heating system in the home.None

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

M
Livaudais Middle SchoolD-
Middle · Grades 6–8 · 0.6 mi
E
George Cox Elementary SchoolC-
Elementary · Grades PK–5 · 0.8 mi
H
West Jefferson High SchoolD
High · Grades 9–12 · 2.5 mi

District: Jefferson Parish School District

Neighborhood · ZIP 70056These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.39,771
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,827 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,152
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,196
Average tempThe average temperature here across a full year.69°F
Annual precipHow much rain and melted snow falls here in a typical year.65 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

340 Commerce 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 67% of homes in Jefferson Parish County

What homes are worth in Gretna 70056

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

This home
$86K$485K

This home is worth more than 38% of homes in Gretna 70056.

How it measures up in Gretna 70056

The dot is this home. The mark in the middle is the typical home in Gretna 70056.

Estimated value$159,614
CheaperTypical $183,441Pricier

Pricier than 38% of homes nearby

Lot size0.15 ac
SmallerTypical 0.15 acBigger

Bigger than 36% of homes nearby

How 340 Commerce St ranks against every home in each area.
MeasureThis homeGretna 70056Jefferson Parish County
Estimated valuepricier than$159,61438% of homes33% of homes
Lot sizebigger than0.15 ac36% of homes58% of homes

About 340 Commerce St

How much is 340 Commerce St, Gretna, LA worth?

The TopHap Estimate for 340 Commerce St, Gretna, LA is $159,614 as of Sep 24, 2026. The likely range is $138,270 to $180,958. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

What schools serve 340 Commerce St, Gretna, LA?

340 Commerce St, Gretna, LA is assigned to Livaudais Middle School (middle), rated D-; George Cox Elementary School (elementary), rated C-; West Jefferson High School (high), rated D. All sit in Jefferson Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 340 Commerce St, Gretna, LA compare to other homes in Gretna 70056?

Among the 10,603 homes in Gretna 70056, it is worth more than 38% of them ($159,614 against a typical $183,441) and its lot is bigger than 36% of them (0.15 ac against a typical 0.15 ac). Measured against all of Jefferson Parish County, it is worth more than 33% 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 340 Commerce St, Gretna, LA?

The 2025 property tax bill for 340 Commerce St, Gretna, LA was $164. The county assessed it at $8,730.

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Assigned schools

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