1875 el Nido, Diablo, CA 94528 Property Records

Contra Costa County property record for 1875 el Nido, Diablo, CA 94528

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,645 sqft · built 1975
Lot Size	0.558 acres (24,300 sqft)
Owner	2 Individual Names on File
Last Sale	$1,575,000 (Jan 2019)
Tax Bill	$21,825 (2025)
Deeds & Mortgages	Apr 2018 Mortgage Mar 2022 Mortgage + 4 more
Flood Zone	Zone X (minimal risk)
APN	`195-370-010-9`

Property Details

APN / Parcel Number

Primary APN	`195-370-010-9`
Alternative APN	`195-370-010`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	3,645 sqft Living Area
1st Floor Area	1,879 sqft
Basement Area	1,766 sqft

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1997
Lot Area	24,300 sqft (0.558 acres)
Garage Type	Attached
Garage Area	690 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	1875 EL NIDO
City	DIABLO
State	CA
Zip	94528
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20
Legal Description	T03992 L0006 B
Legal Subdivision	SUBDIVISION 3992
Legal Tract	03992
Legal Lot Number	6
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1000
Census Tract	346205

Owner

1875 el Nido is owned and occupied by two individuals who bought it in January 2019.

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Individual Names on File
Mailing Address	1875 EL NIDO, DIABLO, CA 94528
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Apr 16, 2018	Deed of Trust, Mortgage · ARM FREMONT BANK
Mar 18, 2022	Deed of Trust, Mortgage · Conventional Mortgage MUFG UNION BANK NA
Jan 4, 2020	Deed of Trust, Mortgage · Conventional Mortgage CALIBER HM LOANS
Jan 25, 2019	Grant Deed, Transfer · Conventional Mortgage QUICKEN LOANS INC
May 1, 2018	Quit Claim Deed, Transfer Quitclaim
Apr 4, 2018	Grant Deed, Transfer LAWYERS TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 25, 2019 · Amount on File
Deed Sale	Jan 25, 2019 · Amount on File
Prior Sale	Apr 4, 2018 · Amount on File
Deed Document Number	201910912
Record Updated	Oct 29, 2026

April 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1875 EL NIDO, DIABLO, CA 94528
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	LAWYERS TITLE INSURANCE COMP

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000058212
Date	Apr 16, 2018
Instrument	2018-058212

Lender

Name	FREMONT BANK
Type	Bank
Address	LIVERMORE, CA 94551

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	May 1, 2048

Interest

Rate Type	Adjustable Rate
Type Change Date	May 1, 2023
Change Frequency	2 Years
Min Rate At Change	3.25%
Max Rate At Change	9.37%
Index	1-Year LIBOR
Max Rate	9.37%

March 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1875 EL NIDO, DIABLO, CA 94528
Transaction Type	Mortgage
Record Updated	Nov 3, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1875 EL NIDO, DIABLO, CA 94528

Mortgage

Document Number	0000048535
Date	Mar 18, 2022
Instrument	2022-048535

Lender

Name	MUFG UNION BANK NA
Type	Bank
Address	SAN DIEGO, CA 92121

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2052

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	1875 EL NIDO, DIABLO, CA 94528
Document Number	0000005407
Instrument Date	Jan 4, 2020
Transaction Type	Mortgage
Record Updated	Jan 21, 2020
Title Company	FIRST AMERICAN TITLE, FIRST AMERICAN TITLE CA

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	1875 EL NIDO DIABLO CA 94528, DIABLO, CA 94528

Mortgage

Document Number	0000005407
Date	Jan 10, 2020
Instrument	5407

Lender

Name	CALIBER HM LOANS
Type	Funding / Finance Company
Address	COPPELL, TX 75019

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jan 9, 2050

January 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 25, 2019
Property Address	1875 EL NIDO, DIABLO, CA 94528
Document Number	0000010912
Map Reference	MB 149 PG 24
Instrument Date	Jan 18, 2019
Instrument	2019-010912
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	1875 EL NIDO, DIABLO, CA 94528

Mortgage

Document Number	0000010913
Date	Jan 25, 2019
Instrument	2019-010913

Lender

Name	QUICKEN LOANS INC
Type	Lending Institution

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2049

Mortgage

Document Number	0000010914
Date	Jan 25, 2019
Instrument	2019-010914

Lender

Name	TCF NATIONAL BANK
Type	Bank
Address	SIOUX FALLS, SD 57106

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Jan 23, 2049

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	May 1, 2018
Property Address	1875 EL NIDO, DIABLO, CA 94528
Document Number	0000067835
Instrument Date	Apr 18, 2018
Instrument	67835
Transaction Type	Transfer
Record Updated	May 8, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	1875 EL NIDO DIABLO CA 94528, DIABLO, CA 94528

April 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 4, 2018
Property Address	1875 EL NIDO, DIABLO, CA 94528
Document Number	0000051595
Instrument Date	Mar 7, 2018
Instrument	51595
Transaction Type	Transfer
Record Updated	Apr 10, 2018
Title Company	LAWYERS TITLE

Transaction

Amount	Amount on Record
Tax	$2,090.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	390 LAUREL ST #204 SAN FRANCISCO CA 941181953, 204, SAN FRANCISCO, CA 94118-1953

Tax Assessment & Valuation

The 2025 property tax bill for 1875 el Nido was $21,825 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Unified School District	San Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,894,906 (+2%) Land $1,251,609 Building $643,297
2025	$21,825.00 Homeowner's exemption	$1,857,752 Land $1,227,068 Building $630,684
2023	$21,038.00 (+0.83%) Homeowner's exemption	$1,785,615 Land $1,179,420 Building $606,195
2022	$20,865.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 1875 el Nido in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2017.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 18 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	18 in force
Nearby Flood Claims	1 (2017)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 2017 · Severe Winter Storms, Flooding, And Mudslides

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.

Wildfire

Wildfire risk around 1875 el Nido is high, ranking above 76% of the US, with a 0.4% annual chance of wildfire.

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

Wildfire Risk	High above 76% of the US · above 52% of California
Wildfire Likelihood	0.4% annual chance
Exposure	Direct burnable vegetation

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 System	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 130 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20
AT&T DSL	100 / 20

May also be available: Etheric Networks, Verizon.

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