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3519 Gemini Ct, Concord, CA 94519 Property Records

Contra Costa County property record for 3519 Gemini Ct, Concord, CA 94519

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,476 sqft · built 1970
Lot Size0.22 acres (9,600 sqft)
OwnerIndividual Name on Record
Last Sale$725,000 (May 2026)
Tax Bill$1,993 (2025)
Deeds & MortgagesMay 2026 Sale & Mortgage
Dec 2018 Transfer
Flood ZoneZone X (minimal risk)
APN114-421-023-2

Property Details

APN / Parcel Number

Primary APN114-421-023-2
Alternative APN
  • 114-421-023

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,476 sqft Living Area
1st Floor Area1,476 sqft

Exterior

Year BuiltBuilt 1970
Effective Year BuiltEffective 1971
Lot Area9,600 sqft (0.22 acres)
Garage TypeAttached
Garage Area437 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address3519 GEMINI CT
CityCONCORD
StateCA
Zip94519-1708
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR7
Legal DescriptionTRACT 3834 6
Legal Subdivision3834 GRANVILLE PLACE
Legal Tract3834
Legal Lot Number6
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group1
Census Block1000
Census Tract331000

Owner

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordIndividual Name on Record
Mailing Address3519 GEMINI CT, CONCORD, CA 94519-1708
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

DateDocument
May 6, 2026Grant Deed, Transfer · Conventional Mortgage
ROCKET MORTGAGE LLC
Dec 28, 2018Affidavit of Death, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMay 6, 2026 · Amount on Record
Deed SaleMay 6, 2026 · Amount on Record
Deed Document Number202646922
Prior Transfer DateJan 12, 2006
Prior Transfer Doc0000054647
Record UpdatedOct 29, 2026

May 2026: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateMay 6, 2026
Property Address3519 GEMINI CT, CONCORD, CA 94519-1708
Document Number0000046922
Instrument DateApr 29, 2026
Instrument2026.46922
Transaction TypeTransfer
Record UpdatedMay 13, 2026
Title CompanyE-CHICAGO TITLE, CHICAGO TITLE

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$80,547.50
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property
Address3519 GEMINI CT, CONCORD, CA 94519-1708

Mortgage

Document Number0000046923,
DateMay 6, 2026
Instrument2026..46923
Lender
NameROCKET MORTGAGE LLC
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueJun 1, 2056
Interest
Rate TypeFixed Rate
Rate6.38%
Initial TypeFixed Rate
Max Rate-1%

December 2018: Affidavit of Death, Transfer

Document TypeAffidavit of Death
JurisdictionCONTRA COSTA CA
Recording DateDec 28, 2018
Property Address3519 GEMINI CT, CONCORD, CA 94519-1708
Document Number0000207705
Instrument DateOct 30, 2018
Instrument207705
Transaction TypeTransfer
Record UpdatedJan 9, 2019
Title CompanyATTORNEY ONLY

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLiving Trust
Address3519 GEMINI CT CONCORD CA 945191708, CONCORD, CA 94519-1708

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityConcord City
Unified School DistrictMount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$90,690 (+2%) Land $34,073 Building $56,617
2025$1,993.00 (+6.98%)$88,912 (+4.04%) Land $33,405 Building $55,507
2023$1,863.00 (+2.81%)$85,460 Land $32,108 Building $53,352
2022$1,812.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 99.1% of the US · lower than 99.2% of California
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCONTRA COSTA WATER DISTRICT
serves 210,500 people · EPA ID CA0710003
Water SourceSurface water
Last State InspectionJan 2022
LeadUnder 1 ppb (2026–2028)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 657 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Sonic Telecom
Fiber		10,000 / 10,000
Xfinity
Cable		2,000 / 250
Astound Broadband
Cable		1,500 / 50
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20
AT&T
DSL · Fiber, Fixed Wireless in parts of the area		100 / 20

May also be available: T-Mobile.

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