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Single Family ResidenceResidential
$202,179$139 / 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 91How 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

3821 SENA RIV

TX
0
Baths
1,454 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.
1
StoriesHow many floors the home has above ground.

Valuation

$202K
$184K low$220K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,526 (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.$117,075 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,425
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$55,650
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$61,425
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$117,075

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.57
47
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
54
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
99
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
40
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
47
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.30%
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
CountyCAMERON
Lot (acres)The size of the land the home sits on, from county records.0.14
RoofThe main material covering the roof, such as asphalt shingle or tile.Slate
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

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
Veterans Memorial Early College High SchoolA-
High · Grades 9–12 · 0.2 mi
E
Villa Nueva Elementary SchoolC+
Elementary · Grades KG–5 · 1.7 mi
M
Charles Stillman Middle SchoolB+
Middle · Grades 6–8 · 1.8 mi

District: Brownsville Independent School District

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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

3821 Sena Riv 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.

How it measures up in Cameron County

The dot is this home. The mark in the middle is the typical home in Cameron County.

Estimated value$202,179
CheaperTypical $198,799Pricier

Pricier than 52% of homes nearby

Price per ft²$139
CheaperTypical $140Pricier

Pricier than 50% of homes nearby

Living area1,454 ft²
SmallerTypical 1,360 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.14 ac
SmallerTypical 0.17 acBigger

Bigger than 36% of homes nearby

How 3821 Sena Riv ranks against every home in each area.
MeasureThis homeCameron County
Estimated valuepricier than$202,17952% of homes
Price per ft²pricier than$13950% of homes
Living areabigger than1,454 ft²56% of homes
Lot sizebigger than0.14 ac36% of homes

About 3821 Sena Riv

How much is 3821 Sena Riv, , TX worth?

The TopHap Estimate for 3821 Sena Riv, , TX is $202,179 as of Sep 24, 2026. The likely range is $183,889 to $220,469. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3821 Sena Riv, , TX last sell?

3821 Sena Riv, , TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3821 Sena Riv, , TX?

3821 Sena Riv, , TX has 1,454 square feet of living space and a 0.14-acre lot.

What schools serve 3821 Sena Riv, , TX?

3821 Sena Riv, , TX is assigned to Veterans Memorial Early College High School (high), rated A-; Villa Nueva Elementary School (elementary), rated C+; Charles Stillman Middle School (middle), rated B+. All sit in Brownsville Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3821 Sena Riv, , TX compare to other homes in Cameron County?

Among the 155,664 homes in Cameron County, it is worth more than 52% of them ($202,179 against a typical $198,799), its price per square foot is higher than 50% of them ($139 against a typical $140), it is bigger than 56% of them (1,454 ft² against a typical 1,360 ft²) and its lot is bigger than 36% of them (0.14 ac against a typical 0.17 ac). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 3821 Sena Riv, , TX?

The 2025 property tax bill for 3821 Sena Riv, , TX was $1,526. The county assessed it at $117,075.

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