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17491 Midsummer Ln, Castro Valley, CA 94546 Property Records

Alameda County property record for 17491 Midsummer Ln, Castro Valley, CA 94546 · Last verified August 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2 ba · 1,692 sqft · built 1997
Lot Size0.228 acres (9,908 sqft)
OwnerCompany Name on File
Last Sale$308,000 (Aug 1997)
Tax Bill$6,566 (2025)
Deeds & MortgagesMay 2023 Transfer
Sep 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN84C-975-45

Property Details

APN / Parcel Number

Primary APN84C-975-45
Alternative APN
  • 084C-0975-045-00

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms6 Rooms
Stories1 Story
Building Area1,692 sqft Living Area

Exterior

Year BuiltBuilt 1997
Effective Year BuiltEffective 1997
Architectural StyleL-Shape
Construction TypeWood
Lot Area9,908 sqft (0.228 acres)
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address17491 MIDSUMMER LN
CityCASTRO VALLEY
StateCA
Zip94546-1460
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT: 00002 BLK: TR: 6694
Legal SubdivisionTRACT 6694
Legal Tract6694
Legal Lot Number2
JurisdictionALAMEDA CA
Township / Civil DivisionHAYWARD
Census Block Group5
Census Block5003
Census Tract430200

Owner

Source: Alameda County records · APN 84C-975-45

Assessment roll updated August 5, 2026 · Last verified August 2026

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

Owner of RecordCompany Name on File
Mailing Address17491 MIDSUMMER LN, CASTRO VALLEY, CA 94546-1460
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

DateDocument
May 09, 2023Intrafamily Transfer, Transfer
Sep 20, 2021Deed of Trust, Mortgage · Conventional Mortgage
GUARANTEED RATE AFFINITY LLC

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleAug 07, 1997 · Amount on Record
Deed SaleAug 07, 1997 · Amount on Record
Deed Document Number1997199086
Last Transfer DateMar 23, 2023
Transfer Doc0000052671
Record UpdatedSep 20, 2026

May 2023: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionALAMEDA CA
Recording DateMay 09, 2023
Property Address17491 MIDSUMMER LN, CASTRO VALLEY, CA 94546-1460
Document Number0000052671
Map ReferenceMB 222 PG 1&2
Instrument DateMar 23, 2023
Instrument2023052671
Transaction TypeTransfer
Record UpdatedJun 05, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address17491 MIDSUMMER LN, CASTRO VALLEY, CA 94546-1460

September 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionALAMEDA CA
Property Address17491 MIDSUMMER LN, CASTRO VALLEY, CA 94546-1460
Transaction TypeMortgage
Record UpdatedOct 06, 2021
Title CompanyCORNERSTONE TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address17491 MIDSUMMER LN, CASTRO VALLEY, CA 94546-1460

Mortgage

Document Number0000315382
DateSep 20, 2021
Instrument2021315382
Lender
NameGUARANTEED RATE AFFINITY LLC
TypeMortgage Company
AddressCHICAGO, IL 60613
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueOct 01, 2051

Tax Assessment & Valuation

Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
Unified School DistrictCastro Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

YearTax BillAssessed ValueAssessed Market Value
2026$494,934 (+0.58%) Land $130,288 Building $371,646
2025$6,566.00 (+4.22%) Homeowner's exemption$492,093 (+4.04%) Land $127,733 Building $364,360
2023$6,300.00 Homeowner's exemption$472,987 Land $122,774 Building $350,213$1,178,820

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014302005, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies1 in force
Nearby Flood Claims1 (2022)
Claims Outside the SFHA1 of 1
Most Recent ClaimDec 2022, rainfall accumulation, Severe Winter Storms, Flooding, Landslides, And Mudslides

Wildfire

Wildfire RiskModerate
above 62% of the US · above 37% of California
Wildfire LikelihoodAbout 1 in 495 per year
ExposureDirect
burnable vegetation at the parcel

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 402 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 250
VerizonFixed Wireless300 / 20
AT&TDSL100 / 20
StarlinkSatellite (low-earth orbit)280 / 30

May also be available at this address: AT&T, Sonic Telecom, Etheric Communications, LLC., T-Mobile USA, Unwired. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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