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Single Family ResidenceResidential
$208,372$176 / 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 98How 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
Last sold for $11,500 on Mar 17, 2023

811 PREVAL ST

MANDEVILLE, LA 70448
0
Baths
1,182 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.
2001
Year BuiltThe year the home was originally built, according to county records.

Valuation

$208K
$204K low$213K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$11,500 · Mar 17, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,666 (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.$13,665 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,090
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$10,575
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$13,665
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$136,648

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.56
72
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
34
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
96
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
77
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
3
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.108 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.48%

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
CountySaint Tammany
HeatingThe type of heating system in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes

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

E
Woodlake Elementary SchoolA
Elementary · Grades PK–3 · 1.7 mi
M
Monteleone Junior High SchoolA-
Middle · Grades 7–8 · 2.4 mi
H
Lakeshore High SchoolA-
High · Grades 9–12 · 4.8 mi

District: St. Tammany Parish School District

Neighborhood · ZIP 70448These 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.55
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.31

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.25,090
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,267 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,515
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,632
Average tempThe average temperature here across a full year.68°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

811 Preval 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 91% of homes in Mandeville 70448
  • Costs more per square foot than 72% of homes in Saint Tammany County
  • Smaller than 92% of homes in Mandeville 70448
  • Newer than 73% of homes in Mandeville 70448

What homes are worth in Mandeville 70448

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

This home
$166K$917K

This home is worth more than 9% of homes in Mandeville 70448.

How it measures up in Mandeville 70448

The dot is this home. The mark in the middle is the typical home in Mandeville 70448.

Estimated value$208,372
CheaperTypical $352,704Pricier

Pricier than 9% of homes nearby

Price per ft²$176
CheaperTypical $177Pricier

Pricier than 49% of homes nearby

Living area1,182 ft²
SmallerTypical 2,000 ft²Bigger

Bigger than 8% of homes nearby

Year built2001
OlderTypical 1995Newer

Newer than 73% of homes nearby

How 811 Preval St ranks against every home in each area.
MeasureThis homeMandeville 70448Saint Tammany County
Estimated valuepricier than$208,3729% of homes28% of homes
Price per ft²pricier than$17649% of homes72% of homes
Living areabigger than1,182 ft²8% of homes10% of homes
Year builtnewer than200173% of homes56% of homes

About 811 Preval St

How much is 811 Preval St, Mandeville, LA worth?

The TopHap Estimate for 811 Preval St, Mandeville, LA is $208,372 as of Aug 30, 2026. The likely range is $204,228 to $212,516. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 811 Preval St, Mandeville, LA last sell?

811 Preval St, Mandeville, LA last sold on Mar 17, 2023 for $11,500, according to the county's recorded deed.

When was 811 Preval St, Mandeville, LA built?

811 Preval St, Mandeville, LA was built in 2001, making it 25 years old.

What schools serve 811 Preval St, Mandeville, LA?

811 Preval St, Mandeville, LA is assigned to Woodlake Elementary School (elementary), rated A; Monteleone Junior High School (middle), rated A-; Lakeshore High School (high), rated A-. All sit in St. Tammany Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 811 Preval St, Mandeville, LA compare to other homes in Mandeville 70448?

Among the 9,655 homes in Mandeville 70448, it is worth more than 9% of them ($208,372 against a typical $352,704), its price per square foot is higher than 49% of them ($176 against a typical $177), it is bigger than 8% of them (1,182 ft² against a typical 2,000 ft²) and it is newer than 73% of them (2001 against a typical 1995). Measured against all of Saint Tammany County, it is worth more than 28% 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 811 Preval St, Mandeville, LA?

The 2025 property tax bill for 811 Preval St, Mandeville, LA was $1,666. The county assessed it at $13,665.

More homes on Preval St

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Assigned schools

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