11670 Byron Hwy Brentwood, CA 94513
Property details
About 11670 Byron Hwy
Welcome to the Tamayo Estate and Vineyard, an extraordinary 11.34-acre retreat nestled in Brentwood's prestigious gated enclave. This Mediterranean-inspired estate boasts nearly 6,600 SqFt of refined living space and approximately 3,000 SqFt of covered patios, offering seamless indoor-outdoor living. The property features expansive Syrah vineyards, benefiting from pre-1914 water rights via the Byron Irrigation District. Inside, a grand foyer leads to spacious living areas, a state-of-the-art movie theater, and private quarters ideal for guests or staff. The gourmet kitchen, adorned with stone countertops and premium appliances, caters to culinary enthusiasts. Owned solar panels reduce the estate's environmental footprint. Recent renovations have enhanced the property's elegance, while the in-ground pool and spa provide a resort-like ambiance. Other highlights include the 5,000 bottle wine cellar with a temperature-controlled room and the 6 car garages within a private motor court. Strategically set within a community where future homes built will be a minimum of 5,000 SqFt, the estate offers unparalleled privacy and exclusivity. Breathtaking views of Mt. Diablo serve as a picturesque backdrop. Adjacent 3 parcels available for sale, which would expand the estate to ~44 acres.
Highlights
Summary
- Partial Bathrooms: 1
- Full Bathrooms: 5
- Fireplace: Family Room, Living Room
- Total Bedroom Count: 5
- Garage Space: 6 spaces
- Attached Garage: Yes
- Private Pool: Yes
- Parking: Attached
- Heating: Central
- Cooling: Central Air
- List Price: $4,950,000
- Price/SqFt: $750
- HOA Amount: $0
- Annual Tax Amount: $15,470
- Tax Year: 2024
- Lot: Other
- Directions: Off Highway
- Year Built: 1998
- Stories: 1
- Living Area: 6,594 SqFt
- Lot Size: 11.34 Acres
- MLS Number: 325043430
- MLS Name: BAREIS MLS
- Office Name: Coldwell Banker Realty
- Listing Agent: Timothy K Allen
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Last updated on: 7/27/2025, 3:45:29 AM Eastern. If you have any questions regarding the accuracy of this data, please contact us at help@rockethomes.com.
Price information
Property sales
| Date | Event | Price |
|---|---|---|
| Feb 13, 1997 | Home Sold | $400,000 |
Tax history
| Year | Assessment | Property Tax |
|---|---|---|
| 2024 | $1,424,684 | $15,470 |
| 2023 | $1,400,871 | $15,285 |
| 2022 | $1,372,334 | $15,031 |
| 2021 | $1,340,970 | $14,561 |
| 2020 | $1,253,834 | $14,633 |
| 2019 | $1,229,250 | $13,380 |
| 2018 | $1,205,148 | $13,199 |
| 2017 | $1,181,519 | $12,707 |
History based on county public records data.
Nearby schools
6
Timber Point Elementary School
Public District KG-5
1.2 mi
•40 Newbury Ln
6
Discovery Bay Elementary School
Public District KG-5
2.4 mi
•1700 Willow Lake Rd
5
Garin Elementary School
Public District KG-5
3.0 mi
•250 1st St
School ratings are a score out of 10, where 10 is the highest and 1 is the lowest.
Neighborhood
The neighbors living near this home have an average income of $113,570. The most common annual income of people living in Brentwood, CA is between $100k-200k. Residents typically live in married, with kids family. The most common level of education of people living in this area is post secondary degree.
How much money do the neighbors make?
What level of education do the neighbors have?
What types of families live nearby?
Are the neighbors home owners or renters?
How old are people in this area?
What do the neighbors do for fun?
Skiing/snowboarding
College Football
PGA/LPGA
Where do the neighbors shop?
BJs Wholesale Club
Express/Express For Men
Stein Mart
Where do the neighbors go to eat?
Panera
Sonic
Cracker Barrel
What do the neighbors drive?
Infiniti
Kia
Lexus
What do the neighbors listen to?
Adult Hits
New Country
Oldies
Frequently asked questions
About 11670 Byron Hwy
The listing price of 11670 Byron Hwy property is $4,950,000.
The property 11670 Byron Hwy is a house located in Brentwood, California, 94513.
Active Listing: 11670 Byron Hwy is For Sale (Active/New) which means the seller is accepting offers.
The nearby schools for 11670 Byron Hwy are: Timber Point Elementary School (GreatSchools Rating 6/10), Discovery Bay Elementary School (GreatSchools Rating 6/10), Garin Elementary School (GreatSchools Rating 5/10), Excelsior Middle School (GreatSchools Rating 6/10), Old River Elementary School (GreatSchools Rating 7/10), Edna Hill Middle School (GreatSchools Rating 5/10), La Paloma High (Continuation) (GreatSchools Rating 2/10), Liberty High School (GreatSchools Rating 7/10), Independence High School (GreatSchools Rating 4/10).
According to the records, the last property tax for 2024 is $15,470 (source: MLS/based on county public records data).
The last sale was on February 13, 1997 for $400,000 (source: MLS/tax record).
The property at 11670 Byron Hwy has 5 bedrooms and 5 full and 1 half bathrooms.
The property 11670 Byron Hwy is 6,594 SqFt (source: MLS/tax record).
The year of construction for 11670 Byron Hwy is 1998.
This home is located at 11670 Byron Hwy in Brentwood, CA and zip code 94513. This 6,594 square foot home, which was built in 1998, sits on a 11.34 acre lot. Features: 5 bedrooms, 6 bathrooms. It has been listed on Rocket Homes since May 12, 2025 and is currently priced at $4,950,000.
The number of listings in Brentwood, CA increased by 18.2% between May and June 2025. While the average time on the market in June 2025 was 80 days, the median list price was $829,290.