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Single Family ResidenceResidential
$159,659$118 / 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 96How 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

51 MARY ST

NORCO, LA 70079
0
Baths
1,350 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.
1966
Year BuiltThe year the home was originally built, according to county records.

Valuation

$160K
$154K low$165K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$592 (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.$13,280 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$3,710
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$9,570
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$10,430
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$132,800

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.0.12
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.

H
Destrehan High SchoolB
High · Grades 9–12 · 3.1 mi
M
Harry M. Hurst Middle SchoolA
Middle · Grades 6–8 · 4.3 mi

District: St. Charles Parish School District

Neighborhood · ZIP 70079These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.26

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.3,100
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.381 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,903
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,674
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

51 Mary 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 84% of homes in Saint Charles County
  • Costs less per square foot than 72% of homes in Saint Charles County
  • Smaller than 77% of homes in Saint Charles County
  • Has a smaller lot than 93% of homes in Saint Charles County
  • Older than 83% of homes in Saint Charles County

What homes are worth in Norco 70079

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

This home
$83K$451K

This home is worth more than 30% of homes in Norco 70079.

How it measures up in Norco 70079

The dot is this home. The mark in the middle is the typical home in Norco 70079.

Estimated value$159,659
CheaperTypical $195,346Pricier

Pricier than 30% of homes nearby

Price per ft²$118
CheaperTypical $128Pricier

Pricier than 36% of homes nearby

Living area1,350 ft²
SmallerTypical 1,511 ft²Bigger

Bigger than 39% of homes nearby

Lot size0.12 ac
SmallerTypical 0.19 acBigger

Bigger than 9% of homes nearby

Year built1966
OlderTypical 1963Newer

Newer than 57% of homes nearby

How 51 Mary St ranks against every home in each area.
MeasureThis homeNorco 70079Saint Charles County
Estimated valuepricier than$159,65930% of homes16% of homes
Price per ft²pricier than$11836% of homes28% of homes
Living areabigger than1,350 ft²39% of homes23% of homes
Lot sizebigger than0.12 ac9% of homes7% of homes
Year builtnewer than196657% of homes17% of homes

About 51 Mary St

How much is 51 Mary St, Norco, LA worth?

The TopHap Estimate for 51 Mary St, Norco, LA is $159,659 as of Sep 24, 2026. The likely range is $153,849 to $165,469. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 51 Mary St, Norco, LA last sell?

51 Mary St, Norco, LA last sold on Dec 10, 1996, according to the county's recorded deed.

How big is 51 Mary St, Norco, LA?

51 Mary St, Norco, LA has 1,350 square feet of living space and a 0.12-acre lot.

When was 51 Mary St, Norco, LA built?

51 Mary St, Norco, LA was built in 1966, making it 60 years old.

What schools serve 51 Mary St, Norco, LA?

51 Mary St, Norco, LA is assigned to Destrehan High School (high), rated B; Harry M. Hurst Middle School (middle), rated A. All sit in St. Charles Parish School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 51 Mary St, Norco, LA compare to other homes in Norco 70079?

Among the 1,180 homes in Norco 70079, it is worth more than 30% of them ($159,659 against a typical $195,346), its price per square foot is higher than 36% of them ($118 against a typical $128), it is bigger than 39% of them (1,350 ft² against a typical 1,511 ft²), its lot is bigger than 9% of them (0.12 ac against a typical 0.19 ac) and it is newer than 57% of them (1966 against a typical 1963). Measured against all of Saint Charles County, it is worth more than 16% 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 51 Mary St, Norco, LA?

The 2024 property tax bill for 51 Mary St, Norco, LA was $592. The county assessed it at $13,280.

More homes on Mary St

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Assigned schools

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