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Single Family ResidenceResidential
$249,765$270 / 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 90How 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
Last sold for $125,363 on Jan 12, 2016

321 RIO GRANDE AVE

MODESTO, CA 95351
3
Beds
1
Baths
924 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.
0.2 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

$250K
$225K low$275K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$125,363 · Jan 12, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,877 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$150,335 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$71,024
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$79,311
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$147,388

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.37
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
57
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
49
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
11
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
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.6 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.0.2 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
CountySTANISLAUS
Lot (acres)The size of the land the home sits on, from county records.0.20
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
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
Shackelford ElementaryD
Elementary · Grades KG–6 · 0.2 mi
M
Evelyn Hanshaw Middle SchoolD
Middle · Grades 7–8 · 0.8 mi
H
Thomas Downey High SchoolC-
High · Grades 9–12 · 3.4 mi

District: Modesto City High School District

Neighborhood · ZIP 95351These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.159

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.1%
PopulationHow many people live in this area.52,180
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,963 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,315
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$72,592
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.13 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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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

321 Rio Grande 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.

  • Worth less than 97% of homes in Stanislaus County
  • Costs less per square foot than 77% of homes in Modesto 95351
  • Smaller than 95% of homes in Stanislaus County
  • Has a bigger lot than 78% of homes in Modesto 95351
  • Older than 90% of homes in Stanislaus County

What homes are worth in Modesto 95351

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

This home
$211K$629K

This home is worth more than 6% of homes in Modesto 95351.

How it measures up in Modesto 95351

The dot is this home. The mark in the middle is the typical home in Modesto 95351.

Estimated value$249,765
CheaperTypical $366,250Pricier

Pricier than 6% of homes nearby

Price per ft²$270
CheaperTypical $301Pricier

Pricier than 23% of homes nearby

Living area924 ft²
SmallerTypical 1,220 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.2 ac
SmallerTypical 0.15 acBigger

Bigger than 78% of homes nearby

Year built1947
OlderTypical 1967Newer

Newer than 28% of homes nearby

How 321 Rio Grande Ave ranks against every home in each area.
MeasureThis homeModesto 95351Stanislaus County
Estimated valuepricier than$249,7656% of homes3% of homes
Price per ft²pricier than$27023% of homes37% of homes
Living areabigger than924 ft²14% of homes5% of homes
Lot sizebigger than0.2 ac78% of homes78% of homes
Year builtnewer than194728% of homes10% of homes

About 321 Rio Grande Ave

How much is 321 Rio Grande Ave, Modesto, CA worth?

The TopHap Estimate for 321 Rio Grande Ave, Modesto, CA is $249,765 as of Sep 24, 2026. The likely range is $224,861 to $274,669. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Rio Grande Ave, Modesto, CA last sell?

321 Rio Grande Ave, Modesto, CA last sold on Jan 12, 2016 for $125,363, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 321 Rio Grande Ave, Modesto, CA?

321 Rio Grande Ave, Modesto, CA has 3 bedrooms, 1 bathrooms, 924 square feet of living space and a 0.20-acre lot.

When was 321 Rio Grande Ave, Modesto, CA built?

321 Rio Grande Ave, Modesto, CA was built in 1947, making it 79 years old. The building has 1 story.

What schools serve 321 Rio Grande Ave, Modesto, CA?

321 Rio Grande Ave, Modesto, CA is assigned to Shackelford Elementary (elementary), rated D; Evelyn Hanshaw Middle School (middle), rated D; Thomas Downey High School (high), rated C-. All sit in Modesto City High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 Rio Grande Ave, Modesto, CA compare to other homes in Modesto 95351?

Among the 9,678 homes in Modesto 95351, it is worth more than 6% of them ($249,765 against a typical $366,250), its price per square foot is higher than 23% of them ($270 against a typical $301), it is bigger than 14% of them (924 ft² against a typical 1,220 ft²), its lot is bigger than 78% of them (0.2 ac against a typical 0.15 ac) and it is newer than 28% of them (1947 against a typical 1967). Measured against all of Stanislaus 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 321 Rio Grande Ave, Modesto, CA?

The 2026 property tax bill for 321 Rio Grande Ave, Modesto, CA was $1,877. The county assessed it at $150,335.

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