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Single Family ResidenceResidential
$400,183$135 / 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 Sep 24, 2026
Last sold for $276,500 on May 16, 2024

4427 MARKHAM AVE

NEW ORLEANS, LA 70121
5
Beds
3
Baths
2,965 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.

Valuation

$400K
$377K low$423K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$276,500 · May 16, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,358 (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.$26,180 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,180
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$23,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$293,900

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.12 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.1 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
CountyJEFFERSON
Lot (acres)The size of the land the home sits on, from county records.0.12
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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

Foreclosure Filings(1)

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

E
Jefferson Elementary SchoolB-
Elementary · Grades PK–8 · 0.6 mi
H
Riverdale High SchoolB+
High · Grades 9–12 · 0.7 mi

District: Jefferson Parish School District

Neighborhood · ZIP 70121These 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.133
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
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.91%
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.10%
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.11,223
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,865 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$60,428
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$75,204
Average tempThe average temperature here across a full year.69°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

4427 Markham Ave 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 97% of homes in New Orleans 70121
  • Costs less per square foot than 90% of homes in New Orleans 70121
  • Bigger than 98% of homes in New Orleans 70121
  • Has a smaller lot than 80% of homes in Jefferson Parish County
  • Older than 90% of homes in Jefferson Parish County

What homes are worth in New Orleans 70121

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

This home
$62K$437K

This home is worth more than 97% of homes in New Orleans 70121.

How it measures up in New Orleans 70121

The dot is this home. The mark in the middle is the typical home in New Orleans 70121.

Estimated value$400,183
CheaperTypical $203,129Pricier

Pricier than 97% of homes nearby

Price per ft²$135
CheaperTypical $186Pricier

Pricier than 10% of homes nearby

Living area2,965 ft²
SmallerTypical 1,341 ft²Bigger

Bigger than 98% of homes nearby

Lot size0.12 ac
SmallerTypical 0.13 acBigger

Bigger than 40% of homes nearby

Year built1960
OlderTypical 1966Newer

Newer than 43% of homes nearby

How 4427 Markham Ave ranks against every home in each area.
MeasureThis homeNew Orleans 70121Jefferson Parish County
Estimated valuepricier than$400,18397% of homes89% of homes
Price per ft²pricier than$13510% of homes34% of homes
Living areabigger than2,965 ft²98% of homes90% of homes
Lot sizebigger than0.12 ac40% of homes20% of homes
Year builtnewer than196043% of homes10% of homes

About 4427 Markham Ave

How much is 4427 Markham Ave, New Orleans, LA worth?

The TopHap Estimate for 4427 Markham Ave, New Orleans, LA is $400,183 as of Sep 24, 2026. The likely range is $376,995 to $423,371. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4427 Markham Ave, New Orleans, LA last sell?

4427 Markham Ave, New Orleans, LA last sold on May 16, 2024 for $276,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4427 Markham Ave, New Orleans, LA?

4427 Markham Ave, New Orleans, LA has 5 bedrooms, 3 bathrooms, 2,965 square feet of living space and a 0.12-acre lot.

When was 4427 Markham Ave, New Orleans, LA built?

4427 Markham Ave, New Orleans, LA was built in 1960, making it 66 years old.

What schools serve 4427 Markham Ave, New Orleans, LA?

4427 Markham Ave, New Orleans, LA is assigned to Jefferson Elementary School (elementary), rated B-; Riverdale High School (high), rated B+. All sit in Jefferson Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4427 Markham Ave, New Orleans, LA compare to other homes in New Orleans 70121?

Among the 4,254 homes in New Orleans 70121, it is worth more than 97% of them ($400,183 against a typical $203,129), its price per square foot is higher than 10% of them ($135 against a typical $186), it is bigger than 98% of them (2,965 ft² against a typical 1,341 ft²), its lot is bigger than 40% of them (0.12 ac against a typical 0.13 ac) and it is newer than 43% of them (1960 against a typical 1966). Measured against all of Jefferson Parish County, it is worth more than 89% 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 4427 Markham Ave, New Orleans, LA?

The 2025 property tax bill for 4427 Markham Ave, New Orleans, LA was $2,358. The county assessed it at $26,180.

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