Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$239,914$178 / 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 93How 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

223 WALNUT ST

MANDEVILLE, LA 70471
0
Baths
1,345 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.
1995
Year BuiltThe year the home was originally built, according to county records.

Valuation

$240K
$223K low$257K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,002 (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.$14,925 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$11,925
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$14,925
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$149,250

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.120 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.2 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
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.

H
Mandeville High SchoolA
High · Grades 9–12 · 0.1 mi
E
Pontchartrain Elementary SchoolA
Elementary · Grades PK–3 · 0.4 mi
M
Mandeville Junior High SchoolA+
Middle · Grades 7–8 · 2.0 mi

District: St. Tammany Parish School District

Neighborhood · ZIP 70471These 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.73
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 100.33

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
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.22,153
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.758 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$92,032
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$141,651
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%

Owner Tools

Do you own this home?
Claim this home

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

223 Walnut 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 85% of homes in Mandeville 70471
  • Costs more per square foot than 74% of homes in Saint Tammany County
  • Smaller than 89% of homes in Mandeville 70471

What homes are worth in Mandeville 70471

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

This home
$129K$1.2M

This home is worth more than 15% of homes in Mandeville 70471.

How it measures up in Mandeville 70471

The dot is this home. The mark in the middle is the typical home in Mandeville 70471.

Estimated value$239,914
CheaperTypical $413,257Pricier

Pricier than 15% of homes nearby

Price per ft²$178
CheaperTypical $175Pricier

Pricier than 56% of homes nearby

Living area1,345 ft²
SmallerTypical 2,376 ft²Bigger

Bigger than 11% of homes nearby

Year built1995
OlderTypical 1993Newer

Newer than 60% of homes nearby

How 223 Walnut St ranks against every home in each area.
MeasureThis homeMandeville 70471Saint Tammany County
Estimated valuepricier than$239,91415% of homes38% of homes
Price per ft²pricier than$17856% of homes74% of homes
Living areabigger than1,345 ft²11% of homes17% of homes
Year builtnewer than199560% of homes43% of homes

About 223 Walnut St

How much is 223 Walnut St, Mandeville, LA worth?

The TopHap Estimate for 223 Walnut St, Mandeville, LA is $239,914 as of Sep 24, 2026. The likely range is $223,258 to $256,570. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 223 Walnut St, Mandeville, LA last sell?

223 Walnut St, Mandeville, LA last sold on Mar 3, 2004, according to the county's recorded deed.

When was 223 Walnut St, Mandeville, LA built?

223 Walnut St, Mandeville, LA was built in 1995, making it 31 years old.

What schools serve 223 Walnut St, Mandeville, LA?

223 Walnut St, Mandeville, LA is assigned to Mandeville High School (high), rated A; Pontchartrain Elementary School (elementary), rated A; Mandeville Junior High School (middle), rated A+. All sit in St. Tammany Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 223 Walnut St, Mandeville, LA compare to other homes in Mandeville 70471?

Among the 7,972 homes in Mandeville 70471, it is worth more than 15% of them ($239,914 against a typical $413,257), its price per square foot is higher than 56% of them ($178 against a typical $175), it is bigger than 11% of them (1,345 ft² against a typical 2,376 ft²) and it is newer than 60% of them (1995 against a typical 1993). Measured against all of Saint Tammany County, it is worth more than 38% 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 223 Walnut St, Mandeville, LA?

The 2025 property tax bill for 223 Walnut St, Mandeville, LA was $1,002. The county assessed it at $14,925.

More homes on Walnut St

Closest homes

More homes in Mandeville 70471

Assigned schools

Explore the area

See this home in context

Open 223 Walnut St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map