When was property at 15001 California 4 built and last sold?

The property at 15001 California 4 was built in and last sold on Jan 1, 1970 for $0.

How much is this home worth?

The estimated value of the home located at 15001 California 4 is $2,909,130.

What are some comparable homes to 15001 California 4?

There are currently no comparable homes to 15001 California 4.

Contra Costa

94505

15001 Highway 4

Sold on Sep 19, 2019

Map

$960,000

● House - Off Market

15001 Highway 4

Byron, CA 94505

3 Beds

3 Baths

4,573 Ft²

$1,283,039

RealtyHop Estimate

28.30%

Since Oct 1, 2019

CA-San Francisco

Primary Model

About This Property

THE BALDWIN ESTATE. IN THE EARLY 70'S THE FAMILY WOULD FLY IN FROM SAN FRANCISCO LAND THE PLANE ON DISCOVERY BAY BLVD THEN TAXI TO THE RANCH. INCREDIBLE OPPORTUNITY TO OWN ACREAGE ACROSS FROM DISCOVERY BAY. HOME IS OVER 400O SQ FT WITH LARGE COURT YARD AND RETRACTABLE CEILING OVER THE WATER FOUNTAIN. 18.1 ACRES WITH ENDLESS OPPORTUNITIES. LARGE SHOP AND POLE BARN FOR YOUR TOYS AND OR EQUIPMENT. CHECK WITH COUNTY FOR SPECIFIC USE A PORTION OF THE PARCEL SHOWS RECREATIONAL ZONING

Unit Size

4,573 Ft²

Days on Market

632 days

Land Size

18.10 acres

Price per sqft

$219

Property Type

House

Property Taxes

HOA Dues

Year Built

Payment Calculator

Cap Rate Calculator

Last updated: 4 months ago (bridgeMLS/CCAR/Bay East AOR #40806161)

Price History

Date / Event	Date	Event
Sep 13, 2025	Sold	Premium
Sold
Jun 23, 2025	Listed by Merrill Signature Properties	$2,900,000
Listed by Merrill Signature Properties

	Don't miss your opportunity to own 18 acres directly across from Discovery Bay with multiple outbuildings and endless possibilities! You will be captivated as soon as you enter the beautiful courtyard, featuring a stunning water feature and retractable ceiling. From the courtyard, enter the completely updated home featuring original antique leaded glass windows, an expansive open concept living area, and luxurious primary retreat with his and her walk-in closets, soaker tub and fireplace. On the opposite side of the courtyard is a private bedroom with ensuite bathroom and an upstairs bonus room. Pet bath in laundry rm. The property features a massive pole barn and 2,500 sq ft enclosed barn with concrete floor, tack room & 12 ft tall roll up door. Other structures include a detached unit with kitchen and sauna that, with a little TLC, could become an excellent rental or guest suite. 3 zone AC & furnace. New septic tank. Zoned agricultural, boat storage and solar generation.
Mar 27, 2025	In contract	-
In contract
Oct 7, 2024	Relisted	$2,900,000
Relisted
Oct 7, 2024	No longer available	-
No longer available
Oct 6, 2024	No longer available	-
No longer available
Sep 23, 2024	Listed	$2,900,000
Listed

	Don't miss your opportunity to own 18 acres directly across from Discovery Bay with multiple outbuildings and endless possibilities! You will be captivated as soon as you enter the beautiful courtyard, featuring a stunning water feature and retractable ceiling. From the courtyard, enter the completely updated home featuring original antique leaded glass windows, an expansive open concept living area, and luxurious primary retreat with his and her walk-in closets, soaker tub and fireplace. On the opposite side of the courtyard is a private bedroom with ensuite bathroom and an upstairs bonus room. Pet bath in laundry rm. The property features a massive pole barn and 2,500 sq ft enclosed barn with concrete floor, tack room & 12 ft tall roll up door. Other structures include a detached unit with kitchen and sauna that, with a little TLC, could become an excellent rental or guest suite. 3 zone AC & furnace. New septic tank. Zoned agricultural, boat storage and solar generation.
Sep 19, 2019	Sold	Premium
Sold
Dec 26, 2017	Listed by KELLER WILLIAMS	$1,000,000
Listed by KELLER WILLIAMS

Property Highlights

Garage

Parking Available

Fireplace

With View

Request mortgage information redaction

Comparables

About Contra Costa

Stats & Trends

Median Asking:

$800,000

Sale Price/ft²

$509

Below Asking

0.01%

Average Days on Market

Average Home Size

1938 ft²

Average Home Age

44.4 years

Currently For Sale

1868 Listings

Based on RH Advisors, Inc. calculations of home data from MLS and/or public records.

Similar Homes for Sale

Currently no similar homes around

Nearby Rentals

Unit for rent at 4050 Pier Point, Discovery Bay, CA, 94505-9999

$6,295 /mo

4 Beds
2 Baths
2,065 ft²

4050 Pier Point, Discovery Bay, CA, 94505-9999 Listing by Cathie Marples

Unit for rent at 5739 Cutter Loop, DISCOVERY BAY, CA, 94505

$2,895 /mo

3 Beds
2 Baths
1,354 ft²

5739 Cutter Loop, DISCOVERY BAY, CA, 94505 Listing by Mike D'Onofrio

Unit for rent at 5650 Edgeview Dr, DISCOVERY BAY, CA, 94505

$3,950 /mo

4 Beds
3 Baths
3,495 ft²

5650 Edgeview Dr, DISCOVERY BAY, CA, 94505 Listing by Cathie Marples

Rentals Near You

Click here to view more rentals in the neighborhood.

Listed by: KELLIE TEMBY, KELLER WILLIAMS
Last Updated: 4 months ago
Data Source: CRMLS, MLS# 40806161

The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information

15001 Highway 4

About This Property

Price History

Property Highlights

Comparables

About Contra Costa

Stats & Trends

Similar Homes for Sale

Nearby Rentals

Frequently Asked Questions