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Single Family ResidenceResidential
$1,275,038$509 / 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 93How 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

156 CALLE NOGALES

WALNUT CREEK, CA 94597
5
Beds
3
Baths
2,507 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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

$1.3M
$1.2M low$1.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,291 (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.$414,337 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$124,289
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$290,048
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$406,213

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.39
59
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
39
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
42
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
43
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
Lot (acres)The size of the land the home sits on, from county records.0.26
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.No

Transaction History(4)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(4)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Pleasant Hill Middle SchoolA
Middle · Grades 6–8 · 0.8 mi
E
Fair Oaks Elementary SchoolF
Elementary · Grades KG–5 · 0.8 mi
H
Ygnacio Valley High SchoolD
High · Grades 9–12 · 1.4 mi

District: Mount Diablo Unified School District

Neighborhood · ZIP 94597These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.490

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.22,346
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,786 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$133,497
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$159,765
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.22 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

156 Calle Nogales 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 81% of homes in Walnut Creek 94597
  • Costs less per square foot than 71% of homes in Walnut Creek 94597
  • Bigger than 88% of homes in Walnut Creek 94597
  • Has a bigger lot than 80% of homes in Contra Costa County
  • Older than 71% of homes in Contra Costa County

What homes are worth in Walnut Creek 94597

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

This home
$343K$1.9M

This home is worth more than 81% of homes in Walnut Creek 94597.

How it measures up in Walnut Creek 94597

The dot is this home. The mark in the middle is the typical home in Walnut Creek 94597.

Estimated value$1,275,038
CheaperTypical $896,770Pricier

Pricier than 81% of homes nearby

Price per ft²$509
CheaperTypical $559Pricier

Pricier than 29% of homes nearby

Living area2,507 ft²
SmallerTypical 1,470 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.26 ac
SmallerTypical 0.14 acBigger

Bigger than 75% of homes nearby

Year built1962
OlderTypical 1973Newer

Newer than 34% of homes nearby

How 156 Calle Nogales ranks against every home in each area.
MeasureThis homeWalnut Creek 94597Contra Costa County
Estimated valuepricier than$1,275,03881% of homes77% of homes
Price per ft²pricier than$50929% of homes60% of homes
Living areabigger than2,507 ft²88% of homes79% of homes
Lot sizebigger than0.26 ac75% of homes80% of homes
Year builtnewer than196234% of homes29% of homes

About 156 Calle Nogales

How much is 156 Calle Nogales, Walnut Creek, CA worth?

The TopHap Estimate for 156 Calle Nogales, Walnut Creek, CA is $1,275,038 as of Aug 30, 2026. The likely range is $1,180,024 to $1,370,052. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 156 Calle Nogales, Walnut Creek, CA last sell?

156 Calle Nogales, Walnut Creek, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 156 Calle Nogales, Walnut Creek, CA?

156 Calle Nogales, Walnut Creek, CA has 5 bedrooms, 3 bathrooms, 2,507 square feet of living space and a 0.26-acre lot.

When was 156 Calle Nogales, Walnut Creek, CA built?

156 Calle Nogales, Walnut Creek, CA was built in 1962, making it 64 years old. The building has 2 stories.

What schools serve 156 Calle Nogales, Walnut Creek, CA?

156 Calle Nogales, Walnut Creek, CA is assigned to Pleasant Hill Middle School (middle), rated A; Fair Oaks Elementary School (elementary), rated F; Ygnacio Valley High School (high), rated D. All sit in Mount Diablo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 156 Calle Nogales, Walnut Creek, CA compare to other homes in Walnut Creek 94597?

Among the 7,103 homes in Walnut Creek 94597, it is worth more than 81% of them ($1,275,038 against a typical $896,770), its price per square foot is higher than 29% of them ($509 against a typical $559), it is bigger than 88% of them (2,507 ft² against a typical 1,470 ft²), its lot is bigger than 75% of them (0.26 ac against a typical 0.14 ac) and it is newer than 34% of them (1962 against a typical 1973). Measured against all of Contra Costa County, it is worth more than 77% 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 156 Calle Nogales, Walnut Creek, CA?

The 2025 property tax bill for 156 Calle Nogales, Walnut Creek, CA was $5,291. The county assessed it at $414,337.

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