689 Diamond Ct, Upland, CA 91786 Property Records

San Bernardino County property record for 689 Diamond Ct, Upland, CA 91786 · Last verified July 2026

Property Summary

Property Type	Quadplex
Details	4 ba · 3,820 sqft · built 1963
Lot Size	0.286 acres (12,474 sqft)
Owner	Company Name on File
Last Sale	$179,500 (Dec 1998)
Deeds & Mortgages	Jul 2017 Transfer
Flood Zone	Zone X (minimal risk)
APN	`1046-351-25-0000`

Property Details

APN / Parcel Number

Primary APN	`1046-351-25-0000`

Interior

Full Baths	4 Baths
Units	4 Units
Building Area	3,820 sqft Total Area

Exterior

Year Built	Built 1963
Effective Year Built	Effective 1963
Architectural Style	Quadruplex
Construction Type	Wood
Lot Area	12,474 sqft (0.286 acres)
Lot Dimensions	162 ft deep x 77 ft wide
View / Lot	Average

Utilities, Heating & Cooling

Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	689 DIAMOND CT
City	UPLAND
State	CA
Zip	91786-5841
Property Category	Residential
Property Type	Residential > Multi-Unit > Quadplex
Legal Description	TRACT 6111 LOT 18 TRACT NO 6111 LOT 18 EX MNL RTS RESERVATION OF RECORD
Legal Tract	6111
Legal Block	1
Legal Lot Number	18
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	ONTARIO
Census Block Group	1
Census Block	1003
Census Tract	824

Owner

Source: San Bernardino County records · APN 1046-351-25-0000

Assessment roll updated July 14, 2026 · Last verified July 2026

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

Owner of Record	Company Name on File
Mailing Address	460 N EUCLID AVE, UPLAND, CA 91786-4732
Owner Type	Company
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Dec 21, 1998 · Amount on Record
Deed Sale	Dec 21, 1998 · Amount on Record
Prior Sale	Apr 02, 1997 · Amount on Record
Deed Document Number	1998540338
Prior Transfer Date	Oct 16, 1998
Prior Transfer Doc	0000540337
Record Updated	Sep 20, 2026

July 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN BERNARDINO CA
Recording Date	Jul 12, 2017
Property Address	689 DIAMOND CT, UPLAND, CA 91786-5841
Document Number	0000281871
Instrument Date	May 17, 2017
Instrument	281871
Transaction Type	Transfer
Record Updated	Jul 21, 2017
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	460 N EUCLID AVE UPLAND CA 917864732, UPLAND, CA 91786-4732

Tax Assessment & Valuation

Source: San Bernardino County records · Assessment roll updated July 14, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	California
County	San Bernardino County
Municipality	Upland City
Unified School District	Upland Unified School District (KG - 12)

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, San Bernardino County (06071C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 581 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Frontier	Fiber	7,000 / 7,000
Spectrum	Cable	1,000 / 1,000
Verizon	Fixed Wireless	300 / 20
AT&T	Fixed Wireless	100 / 20
T-Mobile USA	Fixed Wireless	100 / 20
Starlink	Satellite (low-earth orbit)	280 / 30

May also be available at this address: California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.