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Single Family ResidenceResidential
$2,162,926$684 / 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 76How 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

41 COMISTAS CT

WALNUT CREEK, CA 94598
4
Beds
2.5
Baths
3,162 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.
1.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.2M
$1.6M low$2.7M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,105 (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.$1,566,370 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$368,453
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,197,917
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,535,658

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
82
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
44
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
44
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
14
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyCONTRA COSTA
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.1995
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(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.

H
Northgate High SchoolA
High · Grades 9–12 · 0.3 mi
E
Walnut Acres Elementary SchoolA-
Elementary · Grades KG–5 · 1.2 mi
M
Foothill Middle SchoolA
Middle · Grades 6–8 · 1.3 mi

District: Mount Diablo Unified School District

Neighborhood · ZIP 94598These 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.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.555

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.30,028
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,143 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$177,207
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$206,742
Average tempThe average temperature here across a full year.58°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

41 Comistas Ct 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 more than 93% of homes in Walnut Creek 94598
  • Costs more per square foot than 80% of homes in Contra Costa County
  • Bigger than 91% of homes in Walnut Creek 94598
  • Has a bigger lot than 98% of homes in Walnut Creek 94598
  • Newer than 88% of homes in Walnut Creek 94598

What homes are worth in Walnut Creek 94598

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

This home
$358K$2.9M

This home is worth more than 93% of homes in Walnut Creek 94598.

How it measures up in Walnut Creek 94598

The dot is this home. The mark in the middle is the typical home in Walnut Creek 94598.

Estimated value$2,162,926
CheaperTypical $1,342,524Pricier

Pricier than 93% of homes nearby

Price per ft²$684
CheaperTypical $632Pricier

Pricier than 67% of homes nearby

Living area3,162 ft²
SmallerTypical 1,998 ft²Bigger

Bigger than 91% of homes nearby

Lot size1.29 ac
SmallerTypical 0.23 acBigger

Bigger than 98% of homes nearby

Year built1983
OlderTypical 1971Newer

Newer than 88% of homes nearby

How 41 Comistas Ct ranks against every home in each area.
MeasureThis homeNorthgateWalnut Creek 94598Contra Costa County
Estimated valuepricier than$2,162,92683% of homes93% of homes93% of homes
Price per ft²pricier than$68457% of homes67% of homes80% of homes
Living areabigger than3,162 ft²82% of homes91% of homes90% of homes
Lot sizebigger than1.29 ac97% of homes98% of homes98% of homes
Year builtnewer than198383% of homes88% of homes60% of homes

About 41 Comistas Ct

How much is 41 Comistas Ct, Walnut Creek, CA worth?

The TopHap Estimate for 41 Comistas Ct, Walnut Creek, CA is $2,162,926 as of Aug 30, 2026. The likely range is $1,637,819 to $2,688,033. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 41 Comistas Ct, Walnut Creek, CA last sell?

41 Comistas Ct, Walnut Creek, 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 41 Comistas Ct, Walnut Creek, CA?

41 Comistas Ct, Walnut Creek, CA has 4 bedrooms, 2.5 bathrooms and 3,162 square feet of living space.

When was 41 Comistas Ct, Walnut Creek, CA built?

41 Comistas Ct, Walnut Creek, CA was built in 1983, making it 43 years old. The building has 2 stories.

What schools serve 41 Comistas Ct, Walnut Creek, CA?

41 Comistas Ct, Walnut Creek, CA is assigned to Northgate High School (high), rated A; Walnut Acres Elementary School (elementary), rated A-; Foothill Middle School (middle), rated A. All sit in Mount Diablo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 41 Comistas Ct, Walnut Creek, CA compare to other homes in Walnut Creek 94598?

Among the 9,779 homes in Walnut Creek 94598, it is worth more than 93% of them ($2,162,926 against a typical $1,342,524), its price per square foot is higher than 67% of them ($684 against a typical $632), it is bigger than 91% of them (3,162 ft² against a typical 1,998 ft²), its lot is bigger than 98% of them (1.29 ac against a typical 0.23 ac) and it is newer than 88% of them (1983 against a typical 1971). Measured against all of Contra Costa County, it is worth more than 93% 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 41 Comistas Ct, Walnut Creek, CA?

The 2025 property tax bill for 41 Comistas Ct, Walnut Creek, CA was $18,105. The county assessed it at $1,566,370.

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