Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$619,323$252 / 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 89How 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

NO ADDRESS

BYRON, CA 94514
4
Beds
2
Baths
2,457 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.
2.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$619K
$554K low$685K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$346 (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.$18,913 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,011
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$11,902
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$18,543

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.44
70
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
65
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
14
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
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.42 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

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
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront

Transaction History(1)

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
Discovery Bay Elementary SchoolA-
Elementary · Grades KG–5 · 4.4 mi
M
Excelsior Middle SchoolC-
Middle · Grades 6–8 · 5.6 mi
H
Liberty High SchoolB+
High · Grades 9–12 · 10.0 mi

District: Byron Union Elementary School District

Neighborhood · ZIP 94514These 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.61
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.400

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.1,751
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.37 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,654
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$161,338
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.16 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

Owner Tools

Do you own this home?
Claim this home

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

No Address 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 66% of homes in Contra Costa County
  • Costs less per square foot than 97% of homes in Contra Costa County
  • Bigger than 86% of homes in Byron 94514
  • Has a bigger lot than 98% of homes in Contra Costa County
  • Older than 86% of homes in Contra Costa County

What homes are worth in Byron 94514

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

This home
$330K$1.9M

This home is worth more than 50% of homes in Byron 94514.

How it measures up in Byron 94514

The dot is this home. The mark in the middle is the typical home in Byron 94514.

Estimated value$619,323
CheaperTypical $622,533Pricier

Pricier than 50% of homes nearby

Price per ft²$252
CheaperTypical $407Pricier

Pricier than 4% of homes nearby

Living area2,457 ft²
SmallerTypical 1,504 ft²Bigger

Bigger than 86% of homes nearby

Lot size2.46 ac
SmallerTypical 1.02 acBigger

Bigger than 64% of homes nearby

Year built1950
OlderTypical 1966Newer

Newer than 39% of homes nearby

How No Address ranks against every home in each area.
MeasureThis homeByron 94514Contra Costa County
Estimated valuepricier than$619,32350% of homes34% of homes
Price per ft²pricier than$2524% of homes3% of homes
Living areabigger than2,457 ft²86% of homes77% of homes
Lot sizebigger than2.46 ac64% of homes98% of homes
Year builtnewer than195039% of homes14% of homes

About No Address

How much is No Address, Byron, CA worth?

The TopHap Estimate for No Address, Byron, CA is $619,323 as of Aug 30, 2026. The likely range is $553,897 to $684,749. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did No Address, Byron, CA last sell?

No Address, Byron, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is No Address, Byron, CA?

No Address, Byron, CA has 4 bedrooms, 2 bathrooms and 2,457 square feet of living space.

When was No Address, Byron, CA built?

No Address, Byron, CA was built in 1950, making it 76 years old. The building has 1 story.

What schools serve No Address, Byron, CA?

No Address, Byron, CA is assigned to Discovery Bay Elementary School (elementary), rated A-; Excelsior Middle School (middle), rated C-; Liberty High School (high), rated B+. All sit in Byron Union Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does No Address, Byron, CA compare to other homes in Byron 94514?

Among the 297 homes in Byron 94514, it is worth more than 50% of them ($619,323 against a typical $622,533), its price per square foot is higher than 4% of them ($252 against a typical $407), it is bigger than 86% of them (2,457 ft² against a typical 1,504 ft²), its lot is bigger than 64% of them (2.46 ac against a typical 1.02 ac) and it is newer than 39% of them (1950 against a typical 1966). Measured against all of Contra Costa County, it is worth more than 34% 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 No Address, Byron, CA?

The 2025 property tax bill for No Address, Byron, CA was $346. The county assessed it at $18,913.

More homes on No Address

Closest homes

More homes in Byron 94514

Assigned schools

Explore the area

See this home in context

Open No Address on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map