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Single Family ResidenceResidential
$1,195,000$344 / 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
Last sold for $915,000 on Nov 12, 2020

646 STARTOP

PORTOLA, CA 96122
2
Beds
3
Baths
3,471 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.
2 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$1.2M
$1.1M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$915,000 · Nov 12, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,807 (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.$1,010,230 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$110,406
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$899,824
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$990,423

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.50
47
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
83
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
48
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
49
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
24
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
CountyPLUMAS
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Geo-Thermal
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.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.Yes

Transaction History(5)

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
Portola Junior/Senior High SchoolC+
Middle · Grades 7–12 · 3.7 mi
E
C. Roy Carmichael Elementary SchoolD+
Elementary · Grades KG–6 · 4.3 mi

District: Plumas Unified School District

Neighborhood · ZIP 96122These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.222

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.73%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.3,483
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.26 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$59,450
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,445
Average tempThe average temperature here across a full year.44°F
Annual precipHow much rain and melted snow falls here in a typical year.33 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.88%

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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

646 Startop 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 most valuable homes in Portola 96122
  • Costs more per square foot than 94% of homes in Portola 96122
  • Bigger than 95% of homes in Portola 96122
  • Has a bigger lot than 81% of homes in Plumas County
  • Newer than 94% of homes in Plumas County

What homes are worth in Portola 96122

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

This home
$68K$1.1M

This home is worth more than almost all homes in Portola 96122.

How it measures up in Portola 96122

The dot is this home. The mark in the middle is the typical home in Portola 96122.

Estimated value$1,195,000
CheaperTypical $261,185Pricier

Pricier than almost all homes nearby

Price per ft²$344
CheaperTypical $172Pricier

Pricier than 94% of homes nearby

Living area3,471 ft²
SmallerTypical 1,540 ft²Bigger

Bigger than 95% of homes nearby

Lot size2 ac
SmallerTypical 0.35 acBigger

Bigger than 77% of homes nearby

Year built2007
OlderTypical 1982Newer

Newer than 93% of homes nearby

How 646 Startop ranks against every home in each area.
MeasureThis homePortola 96122Plumas County
Estimated valuepricier than$1,195,000almost all homes96% of homes
Price per ft²pricier than$34494% of homes86% of homes
Living areabigger than3,471 ft²95% of homes94% of homes
Lot sizebigger than2 ac77% of homes81% of homes
Year builtnewer than200793% of homes94% of homes

About 646 Startop

How much is 646 Startop, Portola, CA worth?

The TopHap Estimate for 646 Startop, Portola, CA is $1,195,000 as of Aug 30, 2026. The likely range is $1,133,220 to $1,256,780. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 646 Startop, Portola, CA last sell?

646 Startop, Portola, CA last sold on Nov 12, 2020 for $915,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 646 Startop, Portola, CA?

646 Startop, Portola, CA has 2 bedrooms, 3 bathrooms and 3,471 square feet of living space.

When was 646 Startop, Portola, CA built?

646 Startop, Portola, CA was built in 2007, making it 19 years old. The building has 1 story.

What schools serve 646 Startop, Portola, CA?

646 Startop, Portola, CA is assigned to Portola Junior/Senior High School (middle), rated C+; C. Roy Carmichael Elementary School (elementary), rated D+. All sit in Plumas Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 646 Startop, Portola, CA compare to other homes in Portola 96122?

Among the 1,930 homes in Portola 96122, it is worth more than almost all of them ($1,195,000 against a typical $261,185), its price per square foot is higher than 94% of them ($344 against a typical $172), it is bigger than 95% of them (3,471 ft² against a typical 1,540 ft²), its lot is bigger than 77% of them (2 ac against a typical 0.35 ac) and it is newer than 93% of them (2007 against a typical 1982). Measured against all of Plumas County, it is worth more than 96% 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 646 Startop, Portola, CA?

The 2025 property tax bill for 646 Startop, Portola, CA was $10,807. The county assessed it at $1,010,230.

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