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Single Family ResidenceResidential
$508,847$114 / 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 94How 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
Last sold for $472,150 on Apr 25, 2025

521 N 9TH ST

RIVIERA, TX 78379
2.5
Baths
4,456 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.
0.72 ac
Lot SizeThe size of the land the home sits on, from county records.
1998
Year BuiltThe year the home was originally built, according to county records.

Valuation

$509K
$477K low$540K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$472,150 · Apr 25, 2025
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.$508,847
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$407,078

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,140 (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.$494,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$27,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$467,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$419,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$494,200

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.minimal

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
CountyKLEBERG
Lot (acres)The size of the land the home sits on, from county records.0.72
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 240 ft²

Transaction History(5)

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
Nanny Elementary SchoolC+
Elementary · Grades PK–5 · 0.3 mi
M
Kaufer Early College High SchoolC-
Middle · Grades 7–12 · 0.3 mi

District: Riviera Independent School District

Neighborhood · ZIP 78379These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.21

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.81%
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.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.870
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,442
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$120,646
Average tempThe average temperature here across a full year.72°F
Annual precipHow much rain and melted snow falls here in a typical year.29 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.61%

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.No

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 N 9th 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 more than 97% of homes in Kleberg County
  • Costs less per square foot than 86% of homes in Riviera 78379
  • Among the largest homes in Riviera 78379
  • Has a bigger lot than 79% of homes in Kleberg County
  • Newer than 82% of homes in Kleberg County

What homes are worth in Riviera 78379

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

This home
$87K$1M

This home is worth more than 75% of homes in Riviera 78379.

How it measures up in Riviera 78379

The dot is this home. The mark in the middle is the typical home in Riviera 78379.

Estimated value$508,847
CheaperTypical $303,386Pricier

Pricier than 75% of homes nearby

Price per ft²$114
CheaperTypical $199Pricier

Pricier than 14% of homes nearby

Living area4,456 ft²
SmallerTypical 1,515 ft²Bigger

Bigger than almost all homes nearby

Lot size0.72 ac
SmallerTypical 1 acBigger

Bigger than 37% of homes nearby

Year built1998
OlderTypical 1997Newer

Newer than 54% of homes nearby

How 521 N 9th St ranks against every home in each area.
MeasureThis homeRiviera 78379Kleberg County
Estimated valuepricier than$508,84775% of homes97% of homes
Price per ft²pricier than$11414% of homes53% of homes
Living areabigger than4,456 ft²almost all homesalmost all homes
Lot sizebigger than0.72 ac37% of homes79% of homes
Year builtnewer than199854% of homes82% of homes

About 521 N 9th St

How much is 521 N 9th St, Riviera, TX worth?

The TopHap Estimate for 521 N 9th St, Riviera, TX is $508,847 as of Jul 14, 2026. The likely range is $477,408 to $540,286. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 521 N 9th St, Riviera, TX last sell?

521 N 9th St, Riviera, TX last sold on Apr 25, 2025 for $472,150, according to the county's recorded deed.

How big is 521 N 9th St, Riviera, TX?

521 N 9th St, Riviera, TX has 2.5 bathrooms, 4,456 square feet of living space and a 0.72-acre lot.

When was 521 N 9th St, Riviera, TX built?

521 N 9th St, Riviera, TX was built in 1998, making it 28 years old.

What schools serve 521 N 9th St, Riviera, TX?

521 N 9th St, Riviera, TX is assigned to Nanny Elementary School (elementary), rated C+; Kaufer Early College High School (middle), rated C-. All sit in Riviera Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 521 N 9th St, Riviera, TX compare to other homes in Riviera 78379?

Among the 428 homes in Riviera 78379, it is worth more than 75% of them ($508,847 against a typical $303,386), its price per square foot is higher than 14% of them ($114 against a typical $199), it is bigger than almost all of them (4,456 ft² against a typical 1,515 ft²), its lot is bigger than 37% of them (0.72 ac against a typical 1 ac) and it is newer than 54% of them (1998 against a typical 1997). Measured against all of Kleberg County, it is worth more than 97% 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 N 9th St, Riviera, TX?

The 2025 property tax bill for 521 N 9th St, Riviera, TX was $3,140. The county assessed it at $494,200.

Closest homes

More homes in Riviera 78379

Assigned schools

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