Duplex (2 Units, Any Combination)Residential
4700 SUNNY PL
CONCORD, CA 94521
4
Beds
2
Baths
1,818 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.
1985
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.
Tax & Assessment
Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,963 (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.$310,738 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$111,694
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$199,044
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$304,646
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.28
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
47
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
43
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
36
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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
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.1986
Lot (acres)The size of the land the home sits on, from county records.0.23
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(5)
Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.Foreclosure Filings(1)
Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.
EHM
Silverwood Elementary SchoolB+
Elementary · Grades KG–5 · 0.4 mi
Concord High SchoolC+
High · Grades 9–12 · 1.1 mi
Pine Hollow Middle SchoolB-
Middle · Grades 6–8 · 2.1 mi
District: Mount Diablo Unified School District
Neighborhood · ZIP 94521These 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.96
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 100.556
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.27%
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.1.4%
PopulationHow many people live in this area.43,000
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,071 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,996
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,183
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%
Owner Tools
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Claim this homeData 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
4700 Sunny Pl 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.
- Bigger than 71% of homes in Silverwood
- Has a bigger lot than 78% of homes in Concord 94521
- Newer than 91% of homes in Silverwood
How it measures up in Concord 94521
The dot is this home. The mark in the middle is the typical home in Concord 94521.
Living area1,818 ft²
SmallerTypical 1,588 ft²Bigger
Bigger than 66% of homes nearby
Lot size0.23 ac
SmallerTypical 0.17 acBigger
Bigger than 78% of homes nearby
Year built1985
OlderTypical 1972Newer
Newer than 85% of homes nearby
| Measure | This home | Silverwood | Concord 94521 | Contra Costa County |
|---|---|---|---|---|
| Living areabigger than | 1,818 ft² | 71% of homes | 66% of homes | 53% of homes |
| Lot sizebigger than | 0.23 ac | 66% of homes | 78% of homes | 74% of homes |
| Year builtnewer than | 1985 | 91% of homes | 85% of homes | 63% of homes |
About 4700 Sunny Pl
When did 4700 Sunny Pl, Concord, CA last sell?
4700 Sunny Pl, Concord, CA last sold on Jun 4, 2001, according to the county's recorded deed.
How big is 4700 Sunny Pl, Concord, CA?
4700 Sunny Pl, Concord, CA has 4 bedrooms, 2 bathrooms, 1,818 square feet of living space and a 0.23-acre lot.
When was 4700 Sunny Pl, Concord, CA built?
4700 Sunny Pl, Concord, CA was built in 1985, making it 41 years old. It is a duplex single home. The building has 1 story.
What schools serve 4700 Sunny Pl, Concord, CA?
4700 Sunny Pl, Concord, CA is assigned to Silverwood Elementary School (elementary), rated B+; Concord High School (high), rated C+; Pine Hollow Middle School (middle), rated B-. All sit in Mount Diablo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.
How does 4700 Sunny Pl, Concord, CA compare to other homes in Concord 94521?
Among the 14,273 homes in Concord 94521, it is bigger than 66% of them (1,818 ft² against a typical 1,588 ft²), its lot is bigger than 78% of them (0.23 ac against a typical 0.17 ac) and it is newer than 85% of them (1985 against a typical 1972). These shares are recounted nightly from the full county assessor record for each area, not from active listings.
What are the property taxes on 4700 Sunny Pl, Concord, CA?
The 2025 property tax bill for 4700 Sunny Pl, Concord, CA was $7,963. The county assessed it at $310,738.
More homes on Sunny Pl
- 4708 Sunny Pl$894K4 bd · 2.5 ba · 1,886 ft² · Sold $893K · Apr 2023
- 4733 Sunny Pl$913K3 bd · 2 ba · 2,148 ft² · Sold $729K · Aug 2015
- 4740 Sunny Pl$910K4 bd · 2.5 ba · 2,196 ft² · Sold $595K · Oct 2004
- 4732 Sunny Pl$1.1M4 bd · 3 ba · 2,634 ft² · Sold $330K · Nov 2001
- 4724 Sunny Pl$849K4 bd · 2.5 ba · 1,852 ft² · Sold $48K · Dec 1993
- 4725 Sunny Pl$855K4 bd · 2.5 ba · 1,852 ft² · Sold Jan 1900
- 4716 Sunny Pl$830K3 bd · 2 ba · 1,782 ft² · Sold Jan 1900
- 4717 Sunny Pl$788K3 bd · 2 ba · 1,674 ft² · Sold Jan 1900
- 4709 Sunny Pl$878K4 bd · 2.5 ba · 1,886 ft² · Sold Jan 1900
- 4701 Sunny Pl # A5 bd · 4 ba · 2,158 ft² · Sold Jan 1900
Closest homes
- 4708 Sunny Pl$894K87 ft · 4 bd · 2.5 ba · 1,886 ft² · Sold $893K · Apr 2023
- 4701 Sunny Pl158 ft · 5 bd · 4 ba · 2,158 ft² · Sold Jan 1900
- 4716 Sunny Pl$830K169 ft · 3 bd · 2 ba · 1,782 ft² · Sold Jan 1900
- 1598 Oakroyal Dr$695K203 ft · 3 bd · 2 ba · 1,268 ft² · Sold $540K · Apr 2007
- 1592 Oakroyal Dr$564K197 ft · 3 bd · 2 ba · 1,425 ft² · Sold $320K · Feb 2002
- 4709 Sunny Pl$878K195 ft · 4 bd · 2.5 ba · 1,886 ft² · Sold Jan 1900
- 4709 Hakimi Ct$1M235 ft · 4 bd · 4 ba · 2,424 ft² · Sold $670K · Oct 2017
- 4701 Hakimi Ct$990K224 ft · 4 bd · 2 ba · 2,017 ft² · Sold $390K · Apr 2010
More homes in Concord 94521
- 4009 Denver St$699K3 bd · 2 ba · 1,463 ft² · Sold $720K · Sep 2026
- 4402 Water Oak Ct$883K4 bd · 2 ba · 1,917 ft² · Sold $1.1M · Sep 2026
- 5017 Murchio Dr$998K4 bd · 3 ba · 2,894 ft² · Sold $1M · Sep 2026
- 1848 Polk St$937K4 bd · 2.5 ba · 1,941 ft² · Sold $890K · Sep 2026
- 1748 Elmhurst Ln$848K4 bd · 2 ba · 2,003 ft² · Sold $850K · Sep 2026
- 1505 Kirker Pass Rd$315K1 bd · 1 ba · 634 ft² · Sold $240K · Sep 2026
- 4814 Wolf Way$525K2 bd · 2 ba · 1,050 ft² · Sold $525K · Sep 2026
- 1895 Renee Way$1.4M4 bd · 3 ba · 2,836 ft² · Sold $1.4M · Sep 2026
- 1594 Schenone Ct$545K3 bd · 2 ba · 1,070 ft² · Sold $545K · Sep 2026
- 4243 Dubhe Ct$675K4 bd · 2.5 ba · 1,948 ft² · Sold $660K · Sep 2026
- 4130 Wilson Ln$1.2M4 bd · 2 ba · 1,795 ft² · Sold $1.3M · Sep 2026
- 1486 Newhall Pkwy$565K3 bd · 2.5 ba · 1,574 ft² · Sold $550K · Sep 2026
Assigned schools
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