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Single Family ResidenceResidential
$138,778$207 / 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 88How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

1020 E RIVER AVE

PORTERVILLE, CA 93257
1
Baths
672 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1947
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$139K
$122K low$156K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$483 (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.$51,682 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$24,038
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$27,644
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$51,682

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
37
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
80
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
8
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
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.42 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.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
CountyTulare
Lot (acres)The size of the land the home sits on, from county records.0.21
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.Yes
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(4)

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
John J. Doyle Elementary SchoolB-
Elementary · Grades KG–6 · 0.3 mi
M
Pioneer Middle SchoolC+
Middle · Grades 6–8 · 1.1 mi
H
Granite Hills High SchoolC
High · Grades 9–12 · 1.2 mi

District: Porterville Unified School District

Neighborhood · ZIP 93257These 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.91
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 100.131

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.3%
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.3.1%
PopulationHow many people live in this area.83,123
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.198 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,283
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,150
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.70%

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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

1020 E River Ave 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.

  • Among the least valuable homes in Porterville 93257
  • Among the smallest homes in Porterville 93257
  • Older than 86% of homes in Tulare County

What homes are worth in Porterville 93257

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

This home
$148K$643K

This home is worth less than almost all homes in Porterville 93257.

How it measures up in Porterville 93257

The dot is this home. The mark in the middle is the typical home in Porterville 93257.

Estimated value$138,778
CheaperTypical $289,642Pricier

Cheaper than almost all homes nearby

Price per ft²$207
CheaperTypical $206Pricier

Pricier than 50% of homes nearby

Living area672 ft²
SmallerTypical 1,442 ft²Bigger

Smaller than almost all homes nearby

Lot size0.21 ac
SmallerTypical 0.2 acBigger

Bigger than 55% of homes nearby

Year built1947
OlderTypical 1978Newer

Newer than 17% of homes nearby

How 1020 E River Ave ranks against every home in each area.
MeasureThis homePorterville 93257Tulare County
Estimated valuepricier than$138,778almost no homes3% of homes
Price per ft²pricier than$20750% of homes41% of homes
Living areabigger than672 ft²almost no homesalmost no homes
Lot sizebigger than0.21 ac55% of homes59% of homes
Year builtnewer than194717% of homes14% of homes

About 1020 E River Ave

How much is 1020 E River Ave, Porterville, CA worth?

The TopHap Estimate for 1020 E River Ave, Porterville, CA is $138,778 as of Aug 30, 2026. The likely range is $121,792 to $155,764. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1020 E River Ave, Porterville, CA last sell?

1020 E River Ave, Porterville, CA last sold on Dec 16, 2021, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1020 E River Ave, Porterville, CA?

1020 E River Ave, Porterville, CA has 1 bathrooms, 672 square feet of living space and a 0.21-acre lot.

When was 1020 E River Ave, Porterville, CA built?

1020 E River Ave, Porterville, CA was built in 1947, making it 79 years old. The building has 1 story.

What schools serve 1020 E River Ave, Porterville, CA?

1020 E River Ave, Porterville, CA is assigned to John J. Doyle Elementary School (elementary), rated B-; Pioneer Middle School (middle), rated C+; Granite Hills High School (high), rated C. All sit in Porterville Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1020 E River Ave, Porterville, CA compare to other homes in Porterville 93257?

Among the 19,907 homes in Porterville 93257, it is worth more than almost none of them ($138,778 against a typical $289,642), its price per square foot is higher than 50% of them ($207 against a typical $206), it is bigger than almost none of them (672 ft² against a typical 1,442 ft²), its lot is bigger than 55% of them (0.21 ac against a typical 0.2 ac) and it is newer than 17% of them (1947 against a typical 1978). Measured against all of Tulare County, it is worth more than 3% 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 1020 E River Ave, Porterville, CA?

The 2025 property tax bill for 1020 E River Ave, Porterville, CA was $483. The county assessed it at $51,682.

More homes on E River Ave

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More homes in Porterville 93257

Assigned schools

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