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Single Family ResidenceResidential
$63,031
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 67How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

521 OPELOUSAS ST

DONALDSONVILLE, LA 70346
0
Baths
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$63K
$42K low$84K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$50 (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.$4,380 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$640
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,740
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,380
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$43,800

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.62%
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
CountyAscension
HeatingThe type of heating system in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

H
Donaldsonville High SchoolD
High · Grades 9–12 · 0.8 mi
E
Donaldsonville Primary School
Elementary · Grades PK–2 · 1.1 mi
M
Lowery Middle SchoolD
Middle · Grades 6–8 · 1.9 mi

District: Ascension Parish School District

Neighborhood · ZIP 70346These 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.160
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.34

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.86%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.7%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.32%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.11,577
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.155 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$48,540
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$62,284
Average tempThe average temperature here across a full year.68°F
Annual precipHow much rain and melted snow falls here in a typical year.63 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.60%

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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

521 Opelousas St 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 Ascension Parish County
  • Has a smaller lot than 72% of homes in Ascension Parish County

What homes are worth in Donaldsonville 70346

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

This home
$23K$362K

This home is worth more than 23% of homes in Donaldsonville 70346.

How it measures up in Donaldsonville 70346

The dot is this home. The mark in the middle is the typical home in Donaldsonville 70346.

Estimated value$63,031
CheaperTypical $119,848Pricier

Pricier than 23% of homes nearby

Lot size0.5 ac
SmallerTypical 0.9 acBigger

Bigger than 40% of homes nearby

How 521 Opelousas St ranks against every home in each area.
MeasureThis homeDonaldsonville 70346Ascension Parish County
Estimated valuepricier than$63,03123% of homes2% of homes
Lot sizebigger than0.5 ac40% of homes28% of homes

About 521 Opelousas St

How much is 521 Opelousas St, Donaldsonville, LA worth?

The TopHap Estimate for 521 Opelousas St, Donaldsonville, LA is $63,031 as of Oct 21, 2026. The likely range is $42,021 to $84,041. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

What schools serve 521 Opelousas St, Donaldsonville, LA?

521 Opelousas St, Donaldsonville, LA is assigned to Donaldsonville High School (high), rated D; Donaldsonville Primary School (elementary); Lowery Middle School (middle), rated D. All sit in Ascension Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 Opelousas St, Donaldsonville, LA compare to other homes in Donaldsonville 70346?

Among the 2,911 homes in Donaldsonville 70346, it is worth more than 23% of them ($63,031 against a typical $119,848) and its lot is bigger than 40% of them (0.5 ac against a typical 0.9 ac). Measured against all of Ascension Parish 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 521 Opelousas St, Donaldsonville, LA?

The 2024 property tax bill for 521 Opelousas St, Donaldsonville, LA was $50. The county assessed it at $4,380.

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