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Single Family ResidenceResidential
$677,472$341 / 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 95How 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 $670,000 on Jul 1, 2024

663 SHANNON CT

VACAVILLE, CA 95688
3
Beds
2.5
Baths
1,988 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.
1988
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
7
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

$677K
$643K low$712K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$670,000 · Jul 1, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,815 (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.$683,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$204,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$479,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$670,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$646,650

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.minimal

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
CountySOLANO
Lot (acres)The size of the land the home sits on, from county records.0.23
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 314 ft²

Transaction History(8)

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(3)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Browns Valley Elementary SchoolA+
Elementary · Grades KG–6 · 0.6 mi
H
Vacaville High SchoolA-
High · Grades 9–12 · 2.2 mi
M
Willis Jepson Middle SchoolC-
Middle · Grades 7–8 · 2.4 mi

District: Vacaville Unified School District

Neighborhood · ZIP 95688These 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.89
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 100.353

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
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.39,602
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.460 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,073
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,320
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.28 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

663 Shannon Ct 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 76% of homes in Solano County
  • Bigger than 69% of homes in Solano County
  • Has a bigger lot than 86% of homes in Solano County

What homes are worth in Vacaville 95688

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

This home
$359K$1.4M

This home is worth more than 57% of homes in Vacaville 95688.

How it measures up in Vacaville 95688

The dot is this home. The mark in the middle is the typical home in Vacaville 95688.

Estimated value$677,472
CheaperTypical $642,518Pricier

Pricier than 57% of homes nearby

Price per ft²$341
CheaperTypical $340Pricier

Pricier than 50% of homes nearby

Living area1,988 ft²
SmallerTypical 1,851 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.23 ac
SmallerTypical 0.18 acBigger

Bigger than 68% of homes nearby

Year built1988
OlderTypical 1983Newer

Newer than 59% of homes nearby

How 663 Shannon Ct ranks against every home in each area.
MeasureThis homeVacaville 95688Solano County
Estimated valuepricier than$677,47257% of homes76% of homes
Price per ft²pricier than$34150% of homes56% of homes
Living areabigger than1,988 ft²59% of homes69% of homes
Lot sizebigger than0.23 ac68% of homes86% of homes
Year builtnewer than198859% of homes60% of homes

About 663 Shannon Ct

How much is 663 Shannon Ct, Vacaville, CA worth?

The TopHap Estimate for 663 Shannon Ct, Vacaville, CA is $677,472 as of Aug 30, 2026. The likely range is $642,546 to $712,398. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 663 Shannon Ct, Vacaville, CA last sell?

663 Shannon Ct, Vacaville, CA last sold on Jul 1, 2024 for $670,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 663 Shannon Ct, Vacaville, CA?

663 Shannon Ct, Vacaville, CA has 3 bedrooms, 2.5 bathrooms, 1,988 square feet of living space and a 0.23-acre lot.

When was 663 Shannon Ct, Vacaville, CA built?

663 Shannon Ct, Vacaville, CA was built in 1988, making it 38 years old. The building has 3 stories.

What schools serve 663 Shannon Ct, Vacaville, CA?

663 Shannon Ct, Vacaville, CA is assigned to Browns Valley Elementary School (elementary), rated A+; Vacaville High School (high), rated A-; Willis Jepson Middle School (middle), rated C-. All sit in Vacaville Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 663 Shannon Ct, Vacaville, CA compare to other homes in Vacaville 95688?

Among the 12,007 homes in Vacaville 95688, it is worth more than 57% of them ($677,472 against a typical $642,518), its price per square foot is higher than 50% of them ($341 against a typical $340), it is bigger than 59% of them (1,988 ft² against a typical 1,851 ft²), its lot is bigger than 68% of them (0.23 ac against a typical 0.18 ac) and it is newer than 59% of them (1988 against a typical 1983). Measured against all of Solano County, it is worth more than 76% 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 663 Shannon Ct, Vacaville, CA?

The 2025 property tax bill for 663 Shannon Ct, Vacaville, CA was $7,815. The county assessed it at $683,400.

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