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Single Family ResidenceResidential
$835,805$343 / 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 Jul 14, 2026
Last sold for $262,000 on Aug 1, 1996

5421 HACKNEY LN

EL SOBRANTE, CA 94803
4
Beds
3
Baths
2,436 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
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

$836K
$779K low$893K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$262,000 · Aug 1, 1996
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.$125,805
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$100,644
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.83%
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.$400,000
BANK OF AMERICA NA · recorded Nov 4, 2025
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.$310,000
BANK OF AMERICA

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,362 (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.$435,226 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$116,274
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$318,952
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$426,694

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.
75
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
21
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
47
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
36
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
Lot (acres)The size of the land the home sits on, from county records.0.17
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(6)

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
Olinda Elementary SchoolA-
Elementary · Grades KG–6 · 1.2 mi
H
DeAnza High SchoolC
High · Grades 9–12 · 1.9 mi
M
Crespi Middle SchoolD
Middle · Grades 7–8 · 3.2 mi

District: West Contra Costa Unified School District

Neighborhood · ZIP 94803These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.560

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
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.23,834
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,605 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,440
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$139,476
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.25 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.Absentee owner
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

5421 Hackney Ln 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 El Sobrante 94803
  • Costs less per square foot than 82% of homes in Carriage Hills North
  • Bigger than 86% of homes in El Sobrante 94803
  • Has a smaller lot than 68% of homes in Carriage Hills North
  • Newer than 86% of homes in El Sobrante 94803

What homes are worth in El Sobrante 94803

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

This home
$292K$1.1M

This home is worth more than 79% of homes in El Sobrante 94803.

How it measures up in El Sobrante 94803

The dot is this home. The mark in the middle is the typical home in El Sobrante 94803.

Estimated value$835,805
CheaperTypical $676,630Pricier

Pricier than 79% of homes nearby

Price per ft²$343
CheaperTypical $398Pricier

Pricier than 19% of homes nearby

Living area2,436 ft²
SmallerTypical 1,631 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.17 ac
SmallerTypical 0.18 acBigger

Bigger than 44% of homes nearby

Year built1988
OlderTypical 1967Newer

Newer than 86% of homes nearby

How 5421 Hackney Ln ranks against every home in each area.
MeasureThis homeCarriage Hills NorthEl Sobrante 94803Contra Costa County
Estimated valuepricier than$835,80545% of homes79% of homes58% of homes
Price per ft²pricier than$34318% of homes19% of homes19% of homes
Living areabigger than2,436 ft²82% of homes86% of homes76% of homes
Lot sizebigger than0.17 ac32% of homes44% of homes57% of homes
Year builtnewer than198870% of homes86% of homes68% of homes

About 5421 Hackney Ln

How much is 5421 Hackney Ln, El Sobrante, CA worth?

The TopHap Estimate for 5421 Hackney Ln, El Sobrante, CA is $835,805 as of Jul 14, 2026. The likely range is $778,838 to $892,772. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5421 Hackney Ln, El Sobrante, CA last sell?

5421 Hackney Ln, El Sobrante, CA last sold on Aug 1, 1996 for $262,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 5421 Hackney Ln, El Sobrante, CA?

5421 Hackney Ln, El Sobrante, CA has 4 bedrooms, 3 bathrooms, 2,436 square feet of living space and a 0.17-acre lot.

When was 5421 Hackney Ln, El Sobrante, CA built?

5421 Hackney Ln, El Sobrante, CA was built in 1988, making it 38 years old. The building has 2 stories.

What schools serve 5421 Hackney Ln, El Sobrante, CA?

5421 Hackney Ln, El Sobrante, CA is assigned to Olinda Elementary School (elementary), rated A-; DeAnza High School (high), rated C; Crespi Middle School (middle), rated D. All sit in West Contra Costa Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5421 Hackney Ln, El Sobrante, CA compare to other homes in El Sobrante 94803?

Among the 8,233 homes in El Sobrante 94803, it is worth more than 79% of them ($835,805 against a typical $676,630), its price per square foot is higher than 19% of them ($343 against a typical $398), it is bigger than 86% of them (2,436 ft² against a typical 1,631 ft²), its lot is bigger than 44% of them (0.17 ac against a typical 0.18 ac) and it is newer than 86% of them (1988 against a typical 1967). Measured against all of Contra Costa County, it is worth more than 58% 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 5421 Hackney Ln, El Sobrante, CA?

The 2025 property tax bill for 5421 Hackney Ln, El Sobrante, CA was $7,362. The county assessed it at $435,226.

Closest homes

More homes in El Sobrante 94803

Assigned schools

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