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Planned Unit Development (Pud)Residential
$587,786$360 / 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 Sep 24, 2026

2289 KNOLLS DR

SANTA ROSA, CA 95405
3
Beds
2
Baths
1,633 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.
2,480 ft²
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$588K
$562K low$613K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,604 (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.$241,649 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$76,188
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,461
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$236,912

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.35
69
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
79
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.40 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.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.Planned Unit Development (Pud)
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.0.06
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.

E
Yulupa Elementary SchoolA-
Elementary · Grades KG–3 · 0.1 mi
M
Montgomery High SchoolB
Middle · Grades 7–12 · 1.0 mi

District: Bennett Valley Union 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

2289 Knolls 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 80% of homes in Sonoma County
  • Costs less per square foot than 92% of homes in Sonoma County
  • Has a smaller lot than 90% of homes in Sonoma County
  • Newer than 73% 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
$378K$1.6M

This home is worth more than 22% 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$587,786
CheaperTypical $699,586Pricier

Pricier than 22% of homes nearby

Price per ft²$360
CheaperTypical $452Pricier

Pricier than 9% of homes nearby

Living area1,633 ft²
SmallerTypical 1,576 ft²Bigger

Bigger than 55% of homes nearby

Lot size2,480 ft²
SmallerTypical 0.16 acBigger

Bigger than 12% of homes nearby

Year built1979
OlderTypical 1970Newer

Newer than 73% of homes nearby

How 2289 Knolls Dr ranks against every home in each area.
MeasureThis homeSanta Rosa 95405Sonoma County
Estimated valuepricier than$587,78622% of homes20% of homes
Price per ft²pricier than$3609% of homes8% of homes
Living areabigger than1,633 ft²55% of homes54% of homes
Lot sizebigger than2,480 ft²12% of homes10% of homes
Year builtnewer than197973% of homes53% of homes

About 2289 Knolls Dr

How much is 2289 Knolls Dr, Santa Rosa, CA worth?

The TopHap Estimate for 2289 Knolls Dr, Santa Rosa, CA is $587,786 as of Sep 24, 2026. The likely range is $562,377 to $613,195. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2289 Knolls Dr, Santa Rosa, CA last sell?

2289 Knolls Dr, Santa Rosa, CA last sold on Feb 8, 2012, according to the county's recorded deed.

How big is 2289 Knolls Dr, Santa Rosa, CA?

2289 Knolls Dr, Santa Rosa, CA has 3 bedrooms, 2 bathrooms, 1,633 square feet of living space and a 0.06-acre lot.

When was 2289 Knolls Dr, Santa Rosa, CA built?

2289 Knolls Dr, Santa Rosa, CA was built in 1979, making it 47 years old. It is a custom design home. The building has 1 story.

What schools serve 2289 Knolls Dr, Santa Rosa, CA?

2289 Knolls Dr, Santa Rosa, CA is assigned to Yulupa Elementary School (elementary), rated A-; Montgomery High School (middle), rated B. All sit in Bennett Valley Union Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2289 Knolls 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 22% of them ($587,786 against a typical $699,586), its price per square foot is higher than 9% of them ($360 against a typical $452), it is bigger than 55% of them (1,633 ft² against a typical 1,576 ft²), its lot is bigger than 12% of them (2,480 ft² against a typical 0.16 ac) and it is newer than 73% of them (1979 against a typical 1970). Measured against all of Sonoma County, it is worth more than 20% 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 2289 Knolls Dr, Santa Rosa, CA?

The 2025 property tax bill for 2289 Knolls Dr, Santa Rosa, CA was $2,604. The county assessed it at $241,649.

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