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Single Family ResidenceResidential
$286,712$156 / 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 96How 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 $165,000 on May 25, 2007

123 WINDWARD PASSAGE ST

SLIDELL, LA 70458
0
Baths
1,833 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.
1 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$287K
$276K low$297K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$165,000 · May 25, 2007

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,199 (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.$25,159 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$20,359
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$25,159
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$251,588

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.144 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.62%
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.area not mapped

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
Lot (acres)The size of the land the home sits on, from county records.1.00
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.

H
Salmen High SchoolD+
High · Grades 9–12 · 1.4 mi
E
W.L. Abney Elementary SchoolC-
Elementary · Grades 1–5 · 2.2 mi
M
St. Tammany Junior High SchoolD+
Middle · Grades 6–8 · 2.9 mi

District: St. Tammany Parish School District

Neighborhood · ZIP 70458These 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.98
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

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.94%
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.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.39,272
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,660 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,401
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$88,836
Average tempThe average temperature here across a full year.68°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.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

123 Windward Passage 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 more than 77% of homes in Slidell 70458
  • Costs more per square foot than 87% of homes in Slidell 70458
  • Has a bigger lot than 94% of homes in Slidell 70458
  • Older than 65% of homes in Saint Tammany County

What homes are worth in Slidell 70458

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

This home
$68K$531K

This home is worth more than 77% of homes in Slidell 70458.

How it measures up in Slidell 70458

The dot is this home. The mark in the middle is the typical home in Slidell 70458.

Estimated value$286,712
CheaperTypical $213,280Pricier

Pricier than 77% of homes nearby

Price per ft²$156
CheaperTypical $122Pricier

Pricier than 87% of homes nearby

Living area1,833 ft²
SmallerTypical 1,776 ft²Bigger

Bigger than 54% of homes nearby

Lot size1 ac
SmallerTypical 0.31 acBigger

Bigger than 94% of homes nearby

Year built1990
OlderTypical 1985Newer

Newer than 57% of homes nearby

How 123 Windward Passage St ranks against every home in each area.
MeasureThis homeSlidell 70458Saint Tammany County
Estimated valuepricier than$286,71277% of homes53% of homes
Price per ft²pricier than$15687% of homes54% of homes
Living areabigger than1,833 ft²54% of homes45% of homes
Lot sizebigger than1 ac94% of homes53% of homes
Year builtnewer than199057% of homes35% of homes

About 123 Windward Passage St

How much is 123 Windward Passage St, Slidell, LA worth?

The TopHap Estimate for 123 Windward Passage St, Slidell, LA is $286,712 as of Aug 30, 2026. The likely range is $276,407 to $297,017. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 123 Windward Passage St, Slidell, LA last sell?

123 Windward Passage St, Slidell, LA last sold on May 25, 2007 for $165,000, according to the county's recorded deed.

How big is 123 Windward Passage St, Slidell, LA?

123 Windward Passage St, Slidell, LA has 1,833 square feet of living space and a 1.00-acre lot.

When was 123 Windward Passage St, Slidell, LA built?

123 Windward Passage St, Slidell, LA was built in 1990, making it 36 years old.

What schools serve 123 Windward Passage St, Slidell, LA?

123 Windward Passage St, Slidell, LA is assigned to Salmen High School (high), rated D+; W.L. Abney Elementary School (elementary), rated C-; St. Tammany Junior High School (middle), rated D+. All sit in St. Tammany Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 123 Windward Passage St, Slidell, LA compare to other homes in Slidell 70458?

Among the 14,099 homes in Slidell 70458, it is worth more than 77% of them ($286,712 against a typical $213,280), its price per square foot is higher than 87% of them ($156 against a typical $122), it is bigger than 54% of them (1,833 ft² against a typical 1,776 ft²), its lot is bigger than 94% of them (1 ac against a typical 0.31 ac) and it is newer than 57% of them (1990 against a typical 1985). Measured against all of Saint Tammany County, it is worth more than 53% 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 123 Windward Passage St, Slidell, LA?

The 2025 property tax bill for 123 Windward Passage St, Slidell, LA was $3,199. The county assessed it at $25,159.

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