Contra Costa County property record for 2300 Clayton Rd, Concord, CA 94520
| Property Type | Commercial Office |
|---|---|
| Details | 369,042 sqft · built 1988 |
| Lot Size | 2.55 acres (111,078 sqft) |
| Owner | Company Name on Record |
| Last Sale | $38,183,000 (Aug 2023) |
| Tax Bill | $353,116 (2025) |
| Deeds & Mortgages | Aug 2023 Sale & Mortgage Oct 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 126-103-027-2 |
| Primary APN | 126-103-027-2 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 369,042 sqft Gross Area |
| 1st Floor Area | 369,042 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Lot Area | 111,078 sqft |
| Street Address | 2300 CLAYTON RD |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94520-2100 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Legal Description | PCL MAP 123 PG 27 PCL A |
| Legal Subdivision | PARCEL MAP MSC 31-85 |
| Legal Tract | 123PM27 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1027 |
| Census Tract | 328000 |
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 Record | Company Name on Record |
|---|---|
| Mailing Address | 2300 CONTRA COSTA BLVD, 375, PLEASANT HILL, CA 94523-3976 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
| Date | Document |
|---|---|
| Aug 21, 2023 | Grant Deed, Transfer · Commercial Mortgage DELPHI CRE FUNDING LLC |
| Oct 16, 2020 | Deed of Trust, Mortgage · Commercial Mortgage ACORE CAPITAL MORTGAGE LP |
| Aug 8, 2017 | Grant Deed, Transfer · Commercial Mortgage WELLS FARGO BANK NA |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 21, 2023 · Amount on Record |
| Deed Sale | Aug 21, 2023 · Amount on Record |
| Prior Sale | Aug 8, 2017 · Amount on Record |
| Deed Document Number | 202380326 |
| Prior Transfer Date | Aug 15, 2023 |
| Prior Transfer Doc | 0000080326 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 21, 2023 |
| Property Address | 2300 CLAYTON RD, CONCORD, CA 94520-2100 |
| Document Number | 0000080326 |
| Map Reference | MB 123 PG 27 |
| Instrument Date | Aug 15, 2023 |
| Instrument | 2023-080326 |
| Transaction Type | Transfer |
| Record Updated | Aug 29, 2023 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2300 CLAYTON RD, CONCORD, CA 94520-2100 |
| Document Number | 0000080327 |
|---|---|
| Date | Aug 21, 2023 |
| Instrument | 2023-080327 |
| Name | DELPHI CRE FUNDING LLC |
|---|---|
| Type | Non-Lending Institution |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 2300 CLAYTON RD, CONCORD, CA 94520-2100 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIDELITY TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000240358 |
|---|---|
| Date | Oct 16, 2020 |
| Instrument | 2020-240358 |
| Name | ACORE CAPITAL MORTGAGE LP |
|---|---|
| Type | Non-Lending Institution |
| Address | LARKSPUR, CA 94939 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 8, 2017 |
| Property Address | 2300 CLAYTON RD, CONCORD, CA 94520-2100 |
| Document Number | 0000142509 |
| Map Reference | PM123 PG24 |
| Instrument Date | Jul 31, 2017 |
| Instrument | 2017-142509 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1800 PARKWAY PL SE STE 235, 235, MARIETTA, GA 30067-8266 |
| Mail Care Of | BRIDGE COMMERCIAL REAL ESTATE LLC |
| Document Number | 0000142510 |
|---|---|
| Date | Aug 8, 2017 |
| Instrument | 2017-142510 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 61 Months |
| Due | Sep 1, 2022 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $27,575,000 (-8.08%) Land $7,000,000 Building $20,575,000 | |
| 2025 | $353,116.00 (-10.59%) | $30,000,000 (-55.72%) Land $7,500,000 Building $22,500,000 |
| 2023 | $394,937.00 (-48.14%) | $67,751,377 Land $8,639,803 Building $59,111,574 |
| 2022 | $761,592.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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.
Source: FCC Broadband Data Collection, based on 468 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Sonic Telecom, Verizon.
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