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TownhouseResidential
$434,235$476 / 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 Aug 30, 2026
Last sold for $176,000 on Oct 15, 1999

540 THISTLE CIR

MARTINEZ, CA 94553
2
Beds
1.5
Baths
913 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.
1,976 ft²
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$434K
$416K low$453K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$176,000 · Oct 15, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,901 (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.$275,736 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$94,049
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$181,687
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$270,330

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.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
85
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
39
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.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
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.1978
Lot (acres)The size of the land the home sits on, from county records.0.04
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(2)

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
Valhalla Elementary SchoolA
Elementary · Grades KG–5 · 1.4 mi
H
College Park High SchoolA-
High · Grades 9–12 · 2.0 mi
M
Valley View Middle SchoolA
Middle · Grades 6–8 · 2.2 mi

District: Mount Diablo Unified School District

Neighborhood · ZIP 94553These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.49,416
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.869 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,557
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,117
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

540 Thistle Cir 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 94% of homes in Martinez 94553
  • Smaller than 94% of homes in Martinez 94553
  • Has a smaller lot than 90% of homes in Contra Costa County

What homes are worth in Martinez 94553

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

This home
$365K$1.6M

This home is worth more than 6% of homes in Martinez 94553.

How it measures up in Martinez 94553

The dot is this home. The mark in the middle is the typical home in Martinez 94553.

Estimated value$434,235
CheaperTypical $717,389Pricier

Pricier than 6% of homes nearby

Price per ft²$476
CheaperTypical $462Pricier

Pricier than 57% of homes nearby

Living area913 ft²
SmallerTypical 1,547 ft²Bigger

Bigger than 6% of homes nearby

Lot size1,976 ft²
SmallerTypical 0.15 acBigger

Bigger than 11% of homes nearby

Year built1977
OlderTypical 1973Newer

Newer than 59% of homes nearby

How 540 Thistle Cir ranks against every home in each area.
MeasureThis homeMartinez 94553Contra Costa County
Estimated valuepricier than$434,2356% of homes10% of homes
Price per ft²pricier than$47657% of homes54% of homes
Living areabigger than913 ft²6% of homes6% of homes
Lot sizebigger than1,976 ft²11% of homes10% of homes
Year builtnewer than197759% of homes51% of homes

About 540 Thistle Cir

How much is 540 Thistle Cir, Martinez, CA worth?

The TopHap Estimate for 540 Thistle Cir, Martinez, CA is $434,235 as of Aug 30, 2026. The likely range is $415,549 to $452,921. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 540 Thistle Cir, Martinez, CA last sell?

540 Thistle Cir, Martinez, CA last sold on Oct 15, 1999 for $176,000, according to the county's recorded deed.

How big is 540 Thistle Cir, Martinez, CA?

540 Thistle Cir, Martinez, CA has 2 bedrooms, 1.5 bathrooms, 913 square feet of living space and a 0.04-acre lot.

When was 540 Thistle Cir, Martinez, CA built?

540 Thistle Cir, Martinez, CA was built in 1977, making it 49 years old. It is a townhouse home. The building has 1 story.

What schools serve 540 Thistle Cir, Martinez, CA?

540 Thistle Cir, Martinez, CA is assigned to Valhalla Elementary School (elementary), rated A; College Park High School (high), rated A-; Valley View 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 540 Thistle Cir, Martinez, CA compare to other homes in Martinez 94553?

Among the 16,279 homes in Martinez 94553, it is worth more than 6% of them ($434,235 against a typical $717,389), its price per square foot is higher than 57% of them ($476 against a typical $462), it is bigger than 6% of them (913 ft² against a typical 1,547 ft²), its lot is bigger than 11% of them (1,976 ft² against a typical 0.15 ac) and it is newer than 59% of them (1977 against a typical 1973). Measured against all of Contra Costa County, it is worth more than 10% 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 540 Thistle Cir, Martinez, CA?

The 2025 property tax bill for 540 Thistle Cir, Martinez, CA was $3,901. The county assessed it at $275,736.

More homes on Thistle Cir

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Assigned schools

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