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Single Family ResidenceResidential
$1,275,618$647 / 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 90How 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 $750,000 on Jul 31, 2003

144 ROSEMONT CT

WALNUT CREEK, CA 94597
4
Beds
2.5
Baths
1,971 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
1
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
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 · Jul 31, 2003
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$0
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$0
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.137%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$716,112
JPMORGAN CHASE BANK NA · recorded Oct 30, 2020
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$716,000
JPMORGAN CHASE BANK NA
3rd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$250,000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,800 (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.$1,087,655 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$725,107
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$362,548
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,066,330

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
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
73
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
40
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
48
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.1980
Lot (acres)The size of the land the home sits on, from county records.0.23
CoolingThe type of cooling or air conditioning in the home.Central
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.

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

E
Buena Vista Elementary SchoolA
Elementary · Grades KG–5 · 0.7 mi
M
Walnut Creek Intermediate SchoolA
Middle · Grades 6–8 · 1.4 mi
H
Las Lomas High SchoolA+
High · Grades 9–12 · 1.9 mi

District: Acalanes Union High 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

144 Rosemont 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 79% of homes in Walnut Creek 94597
  • Costs more per square foot than 76% of homes in Contra Costa County
  • Bigger than 74% of homes in Walnut Creek 94597
  • Has a smaller lot than 85% of homes in Acalanes Ridge
  • Newer than 71% of homes in Acalanes Ridge

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
$349K$1.9M

This home is worth more than 79% 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$1,275,618
CheaperTypical $939,479Pricier

Pricier than 79% of homes nearby

Price per ft²$647
CheaperTypical $565Pricier

Pricier than 72% of homes nearby

Living area1,971 ft²
SmallerTypical 1,462 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.23 ac
SmallerTypical 0.15 acBigger

Bigger than 68% of homes nearby

Year built1973
OlderTypical 1973Newer

Newer than 53% of homes nearby

How 144 Rosemont Ct ranks against every home in each area.
MeasureThis homeAcalanes RidgeWalnut Creek 94597Contra Costa County
Estimated valuepricier than$1,275,61838% of homes79% of homes76% of homes
Price per ft²pricier than$64744% of homes72% of homes76% of homes
Living areabigger than1,971 ft²42% of homes74% of homes60% of homes
Lot sizebigger than0.23 ac15% of homes68% of homes76% of homes
Year builtnewer than197371% of homes53% of homes45% of homes

About 144 Rosemont Ct

How much is 144 Rosemont Ct, Walnut Creek, CA worth?

The TopHap Estimate for 144 Rosemont Ct, Walnut Creek, CA is $1,275,618 as of Jul 14, 2026. The likely range is $1,150,673 to $1,400,563. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 144 Rosemont Ct, Walnut Creek, CA last sell?

144 Rosemont Ct, Walnut Creek, CA last sold on Jul 31, 2003 for $750,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 144 Rosemont Ct, Walnut Creek, CA?

144 Rosemont Ct, Walnut Creek, CA has 4 bedrooms, 2.5 bathrooms, 1,971 square feet of living space and a 0.23-acre lot.

When was 144 Rosemont Ct, Walnut Creek, CA built?

144 Rosemont Ct, Walnut Creek, CA was built in 1973, making it 53 years old. The building has 1 story.

What schools serve 144 Rosemont Ct, Walnut Creek, CA?

144 Rosemont Ct, Walnut Creek, CA is assigned to Buena Vista Elementary School (elementary), rated A; Walnut Creek Intermediate School (middle), rated A; Las Lomas High School (high), rated A+. All sit in Acalanes Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 144 Rosemont Ct, 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 79% of them ($1,275,618 against a typical $939,479), its price per square foot is higher than 72% of them ($647 against a typical $565), it is bigger than 74% of them (1,971 ft² against a typical 1,462 ft²), its lot is bigger than 68% of them (0.23 ac against a typical 0.15 ac) and it is newer than 53% of them (1973 against a typical 1973). Measured against all of Contra Costa County, it is worth more than 76% 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 144 Rosemont Ct, Walnut Creek, CA?

The 2025 property tax bill for 144 Rosemont Ct, Walnut Creek, CA was $12,800. The county assessed it at $1,087,655.

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