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Single Family ResidenceResidential
$111,126$65 / 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 89How 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

421 GAUTHIER ST

SAINT MARTINVILLE, LA 70582
2
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.
0.86 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.

Valuation

$111K
$99K low$123K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$179 (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.$8,740 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,620
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$6,120
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$8,740
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$87,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySaint Martin
HeatingThe type of heating system in the home.None

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

H
St. Martinville High SchoolD+
High · Grades 9–12 · 0.3 mi
E
St. Martin Early STEAM Academy
Elementary · Grades PK–1 · 1.2 mi
M
St. Martinville Junior High SchoolC-
Middle · Grades 6–8 · 2.9 mi

District: St. Martin Parish School District

Neighborhood · ZIP 70582These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.33

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.4%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
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.18,461
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.70 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,515
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,646
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.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

421 Gauthier 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.

  • Costs less per square foot than 80% of homes in Saint Martin County
  • Bigger than 69% of homes in Saint Martinville 70582
  • Has a bigger lot than 67% of homes in Saint Martinville 70582
  • Older than 75% of homes in Saint Martin County

What homes are worth in Saint Martinville 70582

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

This home
$25K$459K

This home is worth more than 41% of homes in Saint Martinville 70582.

How it measures up in Saint Martinville 70582

The dot is this home. The mark in the middle is the typical home in Saint Martinville 70582.

Estimated value$111,126
CheaperTypical $131,507Pricier

Pricier than 41% of homes nearby

Price per ft²$65
CheaperTypical $89Pricier

Pricier than 27% of homes nearby

Living area1,700 ft²
SmallerTypical 1,377 ft²Bigger

Bigger than 69% of homes nearby

Lot size0.86 ac
SmallerTypical 0.56 acBigger

Bigger than 67% of homes nearby

Year built1964
OlderTypical 1978Newer

Newer than 31% of homes nearby

How 421 Gauthier St ranks against every home in each area.
MeasureThis homeSaint Martinville 70582Saint Martin County
Estimated valuepricier than$111,12641% of homes36% of homes
Price per ft²pricier than$6527% of homes20% of homes
Living areabigger than1,700 ft²69% of homes69% of homes
Lot sizebigger than0.86 ac67% of homes66% of homes
Year builtnewer than196431% of homes25% of homes

About 421 Gauthier St

How much is 421 Gauthier St, Saint Martinville, LA worth?

The TopHap Estimate for 421 Gauthier St, Saint Martinville, LA is $111,126 as of Sep 24, 2026. The likely range is $98,834 to $123,418. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 421 Gauthier St, Saint Martinville, LA?

421 Gauthier St, Saint Martinville, LA has 2 bathrooms and 1,700 square feet of living space.

When was 421 Gauthier St, Saint Martinville, LA built?

421 Gauthier St, Saint Martinville, LA was built in 1964, making it 62 years old.

What schools serve 421 Gauthier St, Saint Martinville, LA?

421 Gauthier St, Saint Martinville, LA is assigned to St. Martinville High School (high), rated D+; St. Martin Early STEAM Academy (elementary); St. Martinville Junior High School (middle), rated C-. All sit in St. Martin Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Gauthier St, Saint Martinville, LA compare to other homes in Saint Martinville 70582?

Among the 7,507 homes in Saint Martinville 70582, it is worth more than 41% of them ($111,126 against a typical $131,507), its price per square foot is higher than 27% of them ($65 against a typical $89), it is bigger than 69% of them (1,700 ft² against a typical 1,377 ft²), its lot is bigger than 67% of them (0.86 ac against a typical 0.56 ac) and it is newer than 31% of them (1964 against a typical 1978). Measured against all of Saint Martin County, it is worth more than 36% 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 Gauthier St, Saint Martinville, LA?

The 2025 property tax bill for 421 Gauthier St, Saint Martinville, LA was $179. The county assessed it at $8,740.

More homes on Gauthier St

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Assigned schools

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