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Single Family ResidenceResidential
$228,367$134 / 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 95How 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

257 DIANNE DR

SAINT ROSE, LA 70087
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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.

Valuation

$228K
$218K low$239K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,248 (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.$19,690 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,290
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$15,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$15,220
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$196,900

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

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 Charles
Lot (acres)The size of the land the home sits on, from county records.0.14
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.

M
Albert Cammon Middle SchoolA-
Middle · Grades 6–8 · 0.6 mi
E
St. Rose Elementary SchoolB-
Elementary · Grades PK–5 · 0.7 mi
H
Destrehan High SchoolA
High · Grades 9–12 · 3.7 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%

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

257 Dianne 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 65% of homes in Saint Charles County
  • Has a smaller lot than 85% of homes in Saint Charles County

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
$86K$506K

This home is worth more than 56% 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$228,367
CheaperTypical $217,125Pricier

Pricier than 56% of homes nearby

Price per ft²$134
CheaperTypical $138Pricier

Pricier than 44% of homes nearby

Living area1,700 ft²
SmallerTypical 1,592 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.14 ac
SmallerTypical 0.14 acBigger

Bigger than 42% of homes nearby

Year built1984
OlderTypical 1982Newer

Newer than 62% of homes nearby

How 257 Dianne Dr ranks against every home in each area.
MeasureThis homeSaint Rose 70087Saint Charles County
Estimated valuepricier than$228,36756% of homes35% of homes
Price per ft²pricier than$13444% of homes38% of homes
Living areabigger than1,700 ft²60% of homes43% of homes
Lot sizebigger than0.14 ac42% of homes15% of homes
Year builtnewer than198462% of homes52% of homes

About 257 Dianne Dr

How much is 257 Dianne Dr, Saint Rose, LA worth?

The TopHap Estimate for 257 Dianne Dr, Saint Rose, LA is $228,367 as of Jul 14, 2026. The likely range is $217,587 to $239,147. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 257 Dianne Dr, Saint Rose, LA?

257 Dianne Dr, Saint Rose, LA has 1,700 square feet of living space and a 0.14-acre lot.

When was 257 Dianne Dr, Saint Rose, LA built?

257 Dianne Dr, Saint Rose, LA was built in 1984, making it 42 years old.

What schools serve 257 Dianne Dr, Saint Rose, LA?

257 Dianne Dr, Saint Rose, LA is assigned to Albert Cammon Middle School (middle), rated A-; St. Rose Elementary School (elementary), rated B-; 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 257 Dianne Dr, 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 56% of them ($228,367 against a typical $217,125), its price per square foot is higher than 44% of them ($134 against a typical $138), it is bigger than 60% of them (1,700 ft² against a typical 1,592 ft²), its lot is bigger than 42% of them (0.14 ac against a typical 0.14 ac) and it is newer than 62% of them (1984 against a typical 1982). Measured against all of Saint Charles County, it is worth more than 35% 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 257 Dianne Dr, Saint Rose, LA?

The 2024 property tax bill for 257 Dianne Dr, Saint Rose, LA was $1,248. The county assessed it at $19,690.

Closest homes

More homes in Saint Rose 70087

Assigned schools

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