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Multi-Family Dwellings (Generic, Any Combination)Residential

646 S GRAND ST

ORANGE, CA 92866
0
Baths
1,271 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$27,099 (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.$2,397,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,040,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$357,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,350,000

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.43
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
42
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
38
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
16
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
88
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.1 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.Multi-Family Dwellings (Generic, Any Combination)
CountyORANGE
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.1964
Lot (acres)The size of the land the home sits on, from county records.0.29
HeatingThe type of heating system in the home.Yes
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(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
Palmyra Elementary SchoolB+
Elementary · Grades KG–6 · 0.8 mi
H
Orange High SchoolC-
High · Grades 9–12 · 1.2 mi
M
Yorba Middle SchoolC
Middle · Grades 6–8 · 1.8 mi

District: Orange Unified School District

Neighborhood · ZIP 92866These 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.141
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.276

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.7%
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.16,324
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,503 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,881
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,660
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.75%

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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

646 S Grand St 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.

  • Smaller than 77% of homes in Orange County
  • Has a bigger lot than 96% of homes in Orange 92866
  • Older than 74% of homes in Orange County

How it measures up in Orange 92866

The dot is this home. The mark in the middle is the typical home in Orange 92866.

Living area1,271 ft²
SmallerTypical 1,529 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.29 ac
SmallerTypical 0.16 acBigger

Bigger than 96% of homes nearby

Year built1963
OlderTypical 1956Newer

Newer than 70% of homes nearby

How 646 S Grand St ranks against every home in each area.
MeasureThis homeOrange 92866Orange County
Living areabigger than1,271 ft²35% of homes23% of homes
Lot sizebigger than0.29 ac96% of homes92% of homes
Year builtnewer than196370% of homes26% of homes

About 646 S Grand St

When did 646 S Grand St, Orange, CA last sell?

646 S Grand St, Orange, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 646 S Grand St, Orange, CA?

646 S Grand St, Orange, CA has 1,271 square feet of living space and a 0.29-acre lot.

When was 646 S Grand St, Orange, CA built?

646 S Grand St, Orange, CA was built in 1963, making it 63 years old. The building has 2 stories.

What schools serve 646 S Grand St, Orange, CA?

646 S Grand St, Orange, CA is assigned to Palmyra Elementary School (elementary), rated B+; Orange High School (high), rated C-; Yorba Middle School (middle), rated C. All sit in Orange Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 646 S Grand St, Orange, CA compare to other homes in Orange 92866?

Among the 3,389 homes in Orange 92866, it is bigger than 35% of them (1,271 ft² against a typical 1,529 ft²), its lot is bigger than 96% of them (0.29 ac against a typical 0.16 ac) and it is newer than 70% of them (1963 against a typical 1956). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 646 S Grand St, Orange, CA?

The 2025 property tax bill for 646 S Grand St, Orange, CA was $27,099. The county assessed it at $2,397,000.

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