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Single Family ResidenceResidential
$437,090$240 / 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 95How 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

749 PRESTON AVE

IONE, CA 95640
5
Beds
4
Baths
1,820 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$437K
$415K low$459K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,937 (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.$195,398 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$55,357
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$140,041
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$191,568
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$410,850

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyAMADOR
Lot (acres)The size of the land the home sits on, from county records.0.18
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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(3)

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.

M
Ione Junior High SchoolD-
Middle · Grades 6–8 · 0.7 mi
E
Ione Elementary SchoolD
Elementary · Grades KG–5 · 0.8 mi
H
Argonaut High SchoolB
High · Grades 9–12 · 8.0 mi

District: Amador County Unified School District

Neighborhood · ZIP 95640These 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.77
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.57
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.13,324
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.98 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,088
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$113,210
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.23 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

749 Preston 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.

  • Costs less per square foot than 85% of homes in Ione 95640
  • Has a smaller lot than 84% of homes in Amador County
  • Older than 82% of homes in Ione 95640

What homes are worth in Ione 95640

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

This home
$253K$854K

This home is worth more than 43% of homes in Ione 95640.

How it measures up in Ione 95640

The dot is this home. The mark in the middle is the typical home in Ione 95640.

Estimated value$437,090
CheaperTypical $457,736Pricier

Pricier than 43% of homes nearby

Price per ft²$240
CheaperTypical $275Pricier

Pricier than 15% of homes nearby

Living area1,820 ft²
SmallerTypical 1,671 ft²Bigger

Bigger than 61% of homes nearby

Lot size0.18 ac
SmallerTypical 0.23 acBigger

Bigger than 36% of homes nearby

Year built1977
OlderTypical 1999Newer

Newer than 18% of homes nearby

How 749 Preston Ave ranks against every home in each area.
MeasureThis homeIone 95640Amador County
Estimated valuepricier than$437,09043% of homes57% of homes
Price per ft²pricier than$24015% of homes37% of homes
Living areabigger than1,820 ft²61% of homes60% of homes
Lot sizebigger than0.18 ac36% of homes16% of homes
Year builtnewer than197718% of homes35% of homes

About 749 Preston Ave

How much is 749 Preston Ave, Ione, CA worth?

The TopHap Estimate for 749 Preston Ave, Ione, CA is $437,090 as of Aug 30, 2026. The likely range is $414,931 to $459,249. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 749 Preston Ave, Ione, CA last sell?

749 Preston Ave, Ione, CA last sold on Jan 1, 1900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 749 Preston Ave, Ione, CA?

749 Preston Ave, Ione, CA has 5 bedrooms, 4 bathrooms, 1,820 square feet of living space and a 0.18-acre lot.

When was 749 Preston Ave, Ione, CA built?

749 Preston Ave, Ione, CA was built in 1977, making it 49 years old. It is a duplex single home. The building has 1 story.

What schools serve 749 Preston Ave, Ione, CA?

749 Preston Ave, Ione, CA is assigned to Ione Junior High School (middle), rated D-; Ione Elementary School (elementary), rated D; Argonaut High School (high), rated B. All sit in Amador County Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 749 Preston Ave, Ione, CA compare to other homes in Ione 95640?

Among the 3,638 homes in Ione 95640, it is worth more than 43% of them ($437,090 against a typical $457,736), its price per square foot is higher than 15% of them ($240 against a typical $275), it is bigger than 61% of them (1,820 ft² against a typical 1,671 ft²), its lot is bigger than 36% of them (0.18 ac against a typical 0.23 ac) and it is newer than 18% of them (1977 against a typical 1999). Measured against all of Amador County, it is worth more than 57% 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 749 Preston Ave, Ione, CA?

The 2025 property tax bill for 749 Preston Ave, Ione, CA was $1,937. The county assessed it at $195,398.

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