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Triplex (3 Units, Any Combination)Residential
Last sold for $750,000 on Sep 27, 2011

406 HAYDON ST

HEALDSBURG, CA 95448
5
Beds
3.5
Baths
3,074 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
2
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$750,000 · Sep 27, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,098 (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.$960,871 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$320,288
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$640,583
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$942,031

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.17
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
60
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.
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.Triplex (3 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Custom Design
CountySONOMA
Lot (acres)The size of the land the home sits on, from county records.0.14
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.None
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(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.

E
Healdsburg Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Healdsburg Junior High SchoolB-
Middle · Grades 6–8 · 0.6 mi
H
Healdsburg High SchoolB
High · Grades 9–12 · 1.0 mi

District: Healdsburg Unified School District

Neighborhood · ZIP 95448These 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.116
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 100.418

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
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.16,668
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.84 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,820
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$144,374
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

406 Haydon St 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.

  • Bigger than 95% of homes in Sonoma County
  • Has a smaller lot than 67% of homes in Healdsburg 95448
  • Older than 72% of homes in Sonoma County

How it measures up in Healdsburg 95448

The dot is this home. The mark in the middle is the typical home in Healdsburg 95448.

Living area3,074 ft²
SmallerTypical 1,582 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.14 ac
SmallerTypical 0.19 acBigger

Bigger than 33% of homes nearby

Year built1964
OlderTypical 1974Newer

Newer than 38% of homes nearby

How 406 Haydon St ranks against every home in each area.
MeasureThis homeHealdsburg 95448Sonoma County
Living areabigger than3,074 ft²93% of homes95% of homes
Lot sizebigger than0.14 ac33% of homes35% of homes
Year builtnewer than196438% of homes28% of homes

About 406 Haydon St

When did 406 Haydon St, Healdsburg, CA last sell?

406 Haydon St, Healdsburg, CA last sold on Sep 27, 2011 for $750,000, according to the county's recorded deed.

How big is 406 Haydon St, Healdsburg, CA?

406 Haydon St, Healdsburg, CA has 5 bedrooms, 3.5 bathrooms, 3,074 square feet of living space and a 0.14-acre lot.

When was 406 Haydon St, Healdsburg, CA built?

406 Haydon St, Healdsburg, CA was built in 1964, making it 62 years old. It is a custom design home. The building has 2 stories.

What schools serve 406 Haydon St, Healdsburg, CA?

406 Haydon St, Healdsburg, CA is assigned to Healdsburg Elementary School (elementary), rated A-; Healdsburg Junior High School (middle), rated B-; Healdsburg High School (high), rated B. All sit in Healdsburg Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 406 Haydon St, Healdsburg, CA compare to other homes in Healdsburg 95448?

Among the 5,576 homes in Healdsburg 95448, it is bigger than 93% of them (3,074 ft² against a typical 1,582 ft²), its lot is bigger than 33% of them (0.14 ac against a typical 0.19 ac) and it is newer than 38% of them (1964 against a typical 1974). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 406 Haydon St, Healdsburg, CA?

The 2025 property tax bill for 406 Haydon St, Healdsburg, CA was $11,098. The county assessed it at $960,871.

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