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Zero Lot Line (Residential)Residential
$383,892$318 / 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 Aug 30, 2026
Last sold for $310,000 on Dec 9, 2005

821 ST HELENA PL

MODESTO, CA 95356
3
Beds
2
Baths
1,208 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$384K
$344K low$424K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$310,000 · Dec 9, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,348 (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.$393,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$200,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$193,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$393,500

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.46
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
44
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
13
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.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.Zero Lot Line (Residential)
CountyStanislaus
Lot (acres)The size of the land the home sits on, from county records.0.10
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

E
Woodrow Elementary SchoolC-
Elementary · Grades KG–5 · 0.5 mi
H
Grace M. Davis High SchoolC
High · Grades 9–12 · 0.8 mi
M
Somerset Middle SchoolB+
Middle · Grades 6–8 · 1.6 mi

District: Modesto City High School District

Neighborhood · ZIP 95356These 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.100
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.141

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.8%
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.34,264
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,547 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,584
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$116,143
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

821 St Helena Pl 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 81% of homes in Modesto 95356
  • Costs more per square foot than 81% of homes in Modesto 95356
  • Smaller than 87% of homes in Modesto 95356
  • Has a smaller lot than 92% of homes in Stanislaus County

What homes are worth in Modesto 95356

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

This home
$218K$1.6M

This home is worth more than 19% of homes in Modesto 95356.

How it measures up in Modesto 95356

The dot is this home. The mark in the middle is the typical home in Modesto 95356.

Estimated value$383,892
CheaperTypical $505,309Pricier

Pricier than 19% of homes nearby

Price per ft²$318
CheaperTypical $270Pricier

Pricier than 81% of homes nearby

Living area1,208 ft²
SmallerTypical 1,898 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.1 ac
SmallerTypical 0.15 acBigger

Bigger than 18% of homes nearby

Year built1983
OlderTypical 1986Newer

Newer than 42% of homes nearby

How 821 St Helena Pl ranks against every home in each area.
MeasureThis homeModesto 95356Stanislaus County
Estimated valuepricier than$383,89219% of homes22% of homes
Price per ft²pricier than$31881% of homes69% of homes
Living areabigger than1,208 ft²13% of homes23% of homes
Lot sizebigger than0.1 ac18% of homes8% of homes
Year builtnewer than198342% of homes49% of homes

About 821 St Helena Pl

How much is 821 St Helena Pl, Modesto, CA worth?

The TopHap Estimate for 821 St Helena Pl, Modesto, CA is $383,892 as of Aug 30, 2026. The likely range is $344,010 to $423,774. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 821 St Helena Pl, Modesto, CA last sell?

821 St Helena Pl, Modesto, CA last sold on Dec 9, 2005 for $310,000, according to the county's recorded deed.

How big is 821 St Helena Pl, Modesto, CA?

821 St Helena Pl, Modesto, CA has 3 bedrooms, 2 bathrooms, 1,208 square feet of living space and a 0.10-acre lot.

When was 821 St Helena Pl, Modesto, CA built?

821 St Helena Pl, Modesto, CA was built in 1983, making it 43 years old. The building has 1 story.

What schools serve 821 St Helena Pl, Modesto, CA?

821 St Helena Pl, Modesto, CA is assigned to Woodrow Elementary School (elementary), rated C-; Grace M. Davis High School (high), rated C; Somerset Middle School (middle), rated B+. All sit in Modesto City High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 821 St Helena Pl, Modesto, CA compare to other homes in Modesto 95356?

Among the 10,266 homes in Modesto 95356, it is worth more than 19% of them ($383,892 against a typical $505,309), its price per square foot is higher than 81% of them ($318 against a typical $270), it is bigger than 13% of them (1,208 ft² against a typical 1,898 ft²), its lot is bigger than 18% of them (0.1 ac against a typical 0.15 ac) and it is newer than 42% of them (1983 against a typical 1986). Measured against all of Stanislaus County, it is worth more than 22% 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 821 St Helena Pl, Modesto, CA?

The 2025 property tax bill for 821 St Helena Pl, Modesto, CA was $4,348. The county assessed it at $393,500.

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