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CondominiumResidential
$205,881$129 / 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 94How 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 $172,500 on Sep 25, 2015

121 CORNERSTONE DR # 4B

SLIDELL, LA 70461
0
Baths
1,594 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.
2003
Year BuiltThe year the home was originally built, according to county records.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$206K
$193K low$218K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$172,500 · Sep 25, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,798 (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.$18,601 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$17,601
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$18,601
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$186,013

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.55
85
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
32
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.
64
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
2
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.61 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.67%

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
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

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

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

M
Boyet Junior High SchoolB
Middle · Grades 7–8 · 0.7 mi
E
Cypress Cove Elementary School
Elementary · Grades PK–1 · 1.0 mi
H
Northshore High SchoolA
High · Grades 9–12 · 1.2 mi

District: St. Tammany Parish School District

Neighborhood · ZIP 70461These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.31,940
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.299 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,933
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$117,701
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

121 Cornerstone Dr # 4b 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 75% of homes in Slidell 70461
  • Costs less per square foot than 69% of homes in Saint Tammany County
  • Smaller than 75% of homes in Slidell 70461
  • Has a bigger lot than 83% of homes in Slidell 70461

What homes are worth in Slidell 70461

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

This home
$94K$818K

This home is worth more than 25% of homes in Slidell 70461.

How it measures up in Slidell 70461

The dot is this home. The mark in the middle is the typical home in Slidell 70461.

Estimated value$205,881
CheaperTypical $261,965Pricier

Pricier than 25% of homes nearby

Price per ft²$129
CheaperTypical $129Pricier

Pricier than 49% of homes nearby

Living area1,594 ft²
SmallerTypical 2,065 ft²Bigger

Bigger than 25% of homes nearby

Lot size1 ac
SmallerTypical 0.26 acBigger

Bigger than 83% of homes nearby

Year built2003
OlderTypical 2000Newer

Newer than 58% of homes nearby

How 121 Cornerstone Dr # 4b ranks against every home in each area.
MeasureThis homeSlidell 70461Saint Tammany County
Estimated valuepricier than$205,88125% of homes27% of homes
Price per ft²pricier than$12949% of homes31% of homes
Living areabigger than1,594 ft²25% of homes32% of homes
Lot sizebigger than1 ac83% of homes53% of homes
Year builtnewer than200358% of homes61% of homes

About 121 Cornerstone Dr # 4b

How much is 121 Cornerstone Dr # 4b, Slidell, LA worth?

The TopHap Estimate for 121 Cornerstone Dr # 4b, Slidell, LA is $205,881 as of Aug 30, 2026. The likely range is $193,328 to $218,434. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 Cornerstone Dr # 4b, Slidell, LA last sell?

121 Cornerstone Dr # 4b, Slidell, LA last sold on Sep 25, 2015 for $172,500, according to the county's recorded deed.

How big is 121 Cornerstone Dr # 4b, Slidell, LA?

121 Cornerstone Dr # 4b, Slidell, LA has 1,594 square feet of living space and a 1.00-acre lot.

When was 121 Cornerstone Dr # 4b, Slidell, LA built?

121 Cornerstone Dr # 4b, Slidell, LA was built in 2003, making it 23 years old.

What schools serve 121 Cornerstone Dr # 4b, Slidell, LA?

121 Cornerstone Dr # 4b, Slidell, LA is assigned to Boyet Junior High School (middle), rated B; Cypress Cove Elementary School (elementary); Northshore 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 121 Cornerstone Dr # 4b, Slidell, LA compare to other homes in Slidell 70461?

Among the 11,840 homes in Slidell 70461, it is worth more than 25% of them ($205,881 against a typical $261,965), its price per square foot is higher than 49% of them ($129 against a typical $129), it is bigger than 25% of them (1,594 ft² against a typical 2,065 ft²), its lot is bigger than 83% of them (1 ac against a typical 0.26 ac) and it is newer than 58% of them (2003 against a typical 2000). Measured against all of Saint Tammany County, it is worth more than 27% 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 121 Cornerstone Dr # 4b, Slidell, LA?

The 2025 property tax bill for 121 Cornerstone Dr # 4b, Slidell, LA was $1,798. The county assessed it at $18,601.

More homes on Cornerstone Dr # 4b

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