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Single Family ResidenceResidential
$669,915$671 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $656,000 on Jun 27, 2024

543 ALDERBROOK DR

SANTA ROSA, CA 95405
2
Beds
1
Baths
999 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1946
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$670K
$643K low$697K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$656,000 · Jun 27, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,666 (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.$682,502 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$273,105
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$409,397
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$669,120

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.26
68
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
27
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.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.Custom Design
CountySONOMA
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2000
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Yes
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(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
Montgomery High SchoolB
Middle · Grades 7–12 · 0.6 mi
E
Proctor Terrace Elementary SchoolC
Elementary · Grades KG–6 · 0.6 mi

District: Santa Rosa Elementary School District

Neighborhood · ZIP 95405These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.549

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.21,539
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,990 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,035
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146,658
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

543 Alderbrook Dr 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 67% of homes in Sonoma County
  • Costs more per square foot than 95% of homes in Santa Rosa 95405
  • Smaller than 93% of homes in Santa Rosa 95405
  • Has a bigger lot than 65% of homes in Memorial Hospital Neighborhood
  • Older than 96% of homes in Santa Rosa 95405

What homes are worth in Santa Rosa 95405

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

This home
$389K$1.5M

This home is worth more than 37% of homes in Santa Rosa 95405.

How it measures up in Santa Rosa 95405

The dot is this home. The mark in the middle is the typical home in Santa Rosa 95405.

Estimated value$669,915
CheaperTypical $715,401Pricier

Pricier than 37% of homes nearby

Price per ft²$671
CheaperTypical $449Pricier

Pricier than 95% of homes nearby

Living area999 ft²
SmallerTypical 1,577 ft²Bigger

Bigger than 7% of homes nearby

Lot size0.17 ac
SmallerTypical 0.16 acBigger

Bigger than 55% of homes nearby

Year built1946
OlderTypical 1970Newer

Newer than 4% of homes nearby

How 543 Alderbrook Dr ranks against every home in each area.
MeasureThis homeMemorial Hospital NeighborhoodSanta Rosa 95405Sonoma County
Estimated valuepricier than$669,91544% of homes37% of homes33% of homes
Price per ft²pricier than$67190% of homes95% of homes84% of homes
Living areabigger than999 ft²16% of homes7% of homes11% of homes
Lot sizebigger than0.17 ac65% of homes55% of homes51% of homes
Year builtnewer than194628% of homes4% of homes11% of homes

About 543 Alderbrook Dr

How much is 543 Alderbrook Dr, Santa Rosa, CA worth?

The TopHap Estimate for 543 Alderbrook Dr, Santa Rosa, CA is $669,915 as of Jul 14, 2026. The likely range is $642,654 to $697,176. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 543 Alderbrook Dr, Santa Rosa, CA last sell?

543 Alderbrook Dr, Santa Rosa, CA last sold on Jun 27, 2024 for $656,000, according to the county's recorded deed.

How big is 543 Alderbrook Dr, Santa Rosa, CA?

543 Alderbrook Dr, Santa Rosa, CA has 2 bedrooms, 1 bathrooms, 999 square feet of living space and a 0.17-acre lot.

When was 543 Alderbrook Dr, Santa Rosa, CA built?

543 Alderbrook Dr, Santa Rosa, CA was built in 1946, making it 80 years old. It is a custom design home. The building has 1 story.

What schools serve 543 Alderbrook Dr, Santa Rosa, CA?

543 Alderbrook Dr, Santa Rosa, CA is assigned to Montgomery High School (middle), rated B; Proctor Terrace Elementary School (elementary), rated C. All sit in Santa Rosa Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 543 Alderbrook Dr, Santa Rosa, CA compare to other homes in Santa Rosa 95405?

Among the 7,162 homes in Santa Rosa 95405, it is worth more than 37% of them ($669,915 against a typical $715,401), its price per square foot is higher than 95% of them ($671 against a typical $449), it is bigger than 7% of them (999 ft² against a typical 1,577 ft²), its lot is bigger than 55% of them (0.17 ac against a typical 0.16 ac) and it is newer than 4% of them (1946 against a typical 1970). Measured against all of Sonoma County, it is worth more than 33% 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 543 Alderbrook Dr, Santa Rosa, CA?

The 2025 property tax bill for 543 Alderbrook Dr, Santa Rosa, CA was $7,666. The county assessed it at $682,502.

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