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Single Family ResidenceResidential
$83,701$76 / 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 52How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

421 SAINT ROSE AVE

SAINT ROSE, LA 70087
0
Baths
1,100 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1933
Year BuiltThe year the home was originally built, according to county records.

Valuation

$84K
$44K low$124K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$83,701
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$66,961

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$76 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$8,239 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,320
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$5,919
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$8,239
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$82,390

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySaint Charles
Lot (acres)The size of the land the home sits on, from county records.0.19
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
St. Rose Elementary SchoolB-
Elementary · Grades PK–5 · 0.7 mi
M
Albert Cammon Middle SchoolA-
Middle · Grades 6–8 · 0.7 mi
H
Destrehan High SchoolA
High · Grades 9–12 · 3.9 mi

District: St. Charles Parish School District

Neighborhood · ZIP 70087These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
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.7,821
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.481 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,999
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,486
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

421 Saint Rose 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 less than 98% of homes in Saint Rose 70087
  • Costs less per square foot than 98% of homes in Saint Rose 70087
  • Smaller than 92% of homes in Saint Rose 70087
  • Has a bigger lot than 66% of homes in Saint Rose 70087
  • Among the oldest homes in Saint Rose 70087

What homes are worth in Saint Rose 70087

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

This home
$96K$496K

This home is worth more than 2% of homes in Saint Rose 70087.

How it measures up in Saint Rose 70087

The dot is this home. The mark in the middle is the typical home in Saint Rose 70087.

Estimated value$83,701
CheaperTypical $217,119Pricier

Pricier than 2% of homes nearby

Price per ft²$76
CheaperTypical $138Pricier

Pricier than 2% of homes nearby

Living area1,100 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.19 ac
SmallerTypical 0.14 acBigger

Bigger than 66% of homes nearby

Year built1933
OlderTypical 1982Newer

Older than almost all homes nearby

How 421 Saint Rose Ave ranks against every home in each area.
MeasureThis homeSaint Rose 70087Saint Charles County
Estimated valuepricier than$83,7012% of homes2% of homes
Price per ft²pricier than$762% of homes3% of homes
Living areabigger than1,100 ft²8% of homes9% of homes
Lot sizebigger than0.19 ac66% of homes40% of homes
Year builtnewer than1933almost no homes2% of homes

About 421 Saint Rose Ave

How much is 421 Saint Rose Ave, Saint Rose, LA worth?

The TopHap Estimate for 421 Saint Rose Ave, Saint Rose, LA is $83,701 as of Jul 14, 2026. The likely range is $43,850 to $123,552. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 421 Saint Rose Ave, Saint Rose, LA?

421 Saint Rose Ave, Saint Rose, LA has 1,100 square feet of living space and a 0.19-acre lot.

When was 421 Saint Rose Ave, Saint Rose, LA built?

421 Saint Rose Ave, Saint Rose, LA was built in 1933, making it 93 years old.

What schools serve 421 Saint Rose Ave, Saint Rose, LA?

421 Saint Rose Ave, Saint Rose, LA is assigned to St. Rose Elementary School (elementary), rated B-; Albert Cammon Middle School (middle), rated A-; Destrehan High School (high), rated A. All sit in St. Charles Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Saint Rose Ave, Saint Rose, LA compare to other homes in Saint Rose 70087?

Among the 2,278 homes in Saint Rose 70087, it is worth more than 2% of them ($83,701 against a typical $217,119), its price per square foot is higher than 2% of them ($76 against a typical $138), it is bigger than 8% of them (1,100 ft² against a typical 1,600 ft²), its lot is bigger than 66% of them (0.19 ac against a typical 0.14 ac) and it is newer than almost none of them (1933 against a typical 1982). Measured against all of Saint Charles County, it is worth more than 2% 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 421 Saint Rose Ave, Saint Rose, LA?

The 2024 property tax bill for 421 Saint Rose Ave, Saint Rose, LA was $76. The county assessed it at $8,239.

More homes on Saint Rose Ave

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Assigned schools

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