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Single Family ResidenceResidential
$171,184$101 / 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 Aug 30, 2026
Last sold for $167,500 on Sep 22, 2020

612 MARKHAM DR

SLIDELL, LA 70458
0
Baths
1,700 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.
1974
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

$171K
$159K low$184K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$167,500 · Sep 22, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,540 (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.$17,288 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$15,788
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$17,288
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$172,879

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.59
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
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.
61
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.72 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.89%

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

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.

E
W.L. Abney Elementary SchoolC-
Elementary · Grades 1–5 · 0.5 mi
H
Salmen High SchoolD+
High · Grades 9–12 · 0.6 mi
M
St. Tammany Junior High SchoolD+
Middle · Grades 6–8 · 1.2 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

612 Markham Dr 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 83% of homes in Saint Tammany County
  • Costs less per square foot than 92% of homes in Saint Tammany County
  • Older than 88% 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
$75K$559K

This home is worth more than 28% 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$171,184
CheaperTypical $215,402Pricier

Pricier than 28% of homes nearby

Price per ft²$101
CheaperTypical $122Pricier

Pricier than 17% of homes nearby

Living area1,700 ft²
SmallerTypical 1,777 ft²Bigger

Bigger than 44% of homes nearby

Year built1974
OlderTypical 1985Newer

Newer than 21% of homes nearby

How 612 Markham Dr ranks against every home in each area.
MeasureThis homeSlidell 70458Saint Tammany County
Estimated valuepricier than$171,18428% of homes17% of homes
Price per ft²pricier than$10117% of homes8% of homes
Living areabigger than1,700 ft²44% of homes37% of homes
Year builtnewer than197421% of homes12% of homes

About 612 Markham Dr

How much is 612 Markham Dr, Slidell, LA worth?

The TopHap Estimate for 612 Markham Dr, Slidell, LA is $171,184 as of Aug 30, 2026. The likely range is $158,818 to $183,550. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 612 Markham Dr, Slidell, LA last sell?

612 Markham Dr, Slidell, LA last sold on Sep 22, 2020 for $167,500, according to the county's recorded deed.

When was 612 Markham Dr, Slidell, LA built?

612 Markham Dr, Slidell, LA was built in 1974, making it 52 years old.

What schools serve 612 Markham Dr, Slidell, LA?

612 Markham Dr, Slidell, LA is assigned to W.L. Abney Elementary School (elementary), rated C-; Salmen High School (high), rated D+; 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 612 Markham Dr, Slidell, LA compare to other homes in Slidell 70458?

Among the 14,099 homes in Slidell 70458, it is worth more than 28% of them ($171,184 against a typical $215,402), its price per square foot is higher than 17% of them ($101 against a typical $122), it is bigger than 44% of them (1,700 ft² against a typical 1,777 ft²) and it is newer than 21% of them (1974 against a typical 1985). Measured against all of Saint Tammany County, it is worth more than 17% 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 612 Markham Dr, Slidell, LA?

The 2025 property tax bill for 612 Markham Dr, Slidell, LA was $2,540. The county assessed it at $17,288.

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