Private gated Northgate estate set on over an acre with a flat lot that backs to an open space setting, a detached ADU, resort-style saltwater pool & sweeping hillside views. Offering a 4,783 sq ft main residence (4 bed, 3.5 bath) & a 2,133 sq ft ADU (2 bed, 1.5 bath), the property delivers exceptional scale, privacy & flexibility. A welcoming entry leads to soaring ceilings, expansive windows & a grand-scale living room anchored by a two-way fireplace, connecting to an intimate sitting area. Natural light & volume define the space, with multiple doors extending to the backyard. A built-in wine & beverage bar is positioned between the living & dining rooms. The dining room connects directly to the outdoor areas, complemented by additional built-in cabinetry for storage & architectural detail. A nearby half bath & interior access to the cellar add convenience. The kitchen balances everyday function with entertaining, featuring a large center island with seating, quartz countertops, extensive cabinetry, a built-in refrigerator, gas cooktop & double ovens. A walk-in pantry, utility room & main-level laundry streamline daily use, while a built-in desk area provides flexible workspace. The kitchen flows into a casual dining area & family room with fireplace, creating a natural gathering space. A main-level bedroom ensuite with direct deck access offers flexibility for guests, extended living or a private office. Upstairs, the primary suite is privately positioned with hillside views, a fireplace, sitting area, dual walk-in closets & a large-scale bath with dual sinks, toilets & soaking tubs. Additional bedrooms are generously sized with bright exposures & share an updated hall bath. The ADU adds substantial value & versatility with a 2 bedroom, 1.5 baths, full kitchen, living area, 8-seat theater room & access to a separate garage with laundry hookups & a hydraulic lift. The outdoor setting centers around a saltwater pool & spa with pebble finish, waterfall, fountains & slide. A covered outdoor kitchen with built-in BBQ & bar seating overlooks the pool & surrounding hills, while patios, lawn areas & mature landscaping create distinct areas for entertaining & everyday use. The property also includes a detached flex space positioned between the main home & ADU, ideal for hobbies, gardening or storage. Located near top-rated schools, Shell Ridge Open Space, hiking & biking trails, shopping & dining.
Single-familyProperty Type
1990Year Built
1.08 acresLot Size
$434Price/Sq.Ft.
5 car garageParking
Listed by Renee White•DRE #01462315• Keller Williams Realty
Bought with Tatyana Tasheva•DRE #01972430• Realty ONE Group Future
Est. $8,229 per month, based on comparable rentals
Sale and tax history for 2050 Shell Ridge Trl
Sale History
Tax History
Date
Event
Price
bridgeMLS, Bay East AOR, or Contra Costa AOR #41132556
Aug 11, 2026
Sold
$3,000,000
$434/sq ft
Jul 9, 2026
Pending
—
Jun 25, 2026
Price Changed
$3,350,000
$484/sq ft
Apr 27, 2026
Listed
$3,500,000
$506/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40965507
Nov 3, 2021
Sold
$3,100,000
$448/sq ft
Oct 8, 2021
Pending
—
Oct 1, 2021
Listed
$2,795,000
$404/sq ft
+35
Exceptional, gated vineyard estate w/ beautiful views in desirable Northgate area close to hiking & biking trails, shopping, restaurants, excellent schools & nearby award-winning Shadowbrook Winery. The main house with 4 bedrooms, 3.5 baths features an open chef's kitchen w/ top of the line appliances that opens to the sunny breakfast area and family room. The primary bedroom suite has a sitting area with a gas fireplace, 2 walk-in closets and a beautiful primary bath. The spacious living room w/ soaring ceilings features a two-way fireplace, a private sitting area, a wine/beverage bar and has doors leading down to the wine cellar. Doors lead to the amazing backyard that includes a saltwater pebble-tech pool with its waterfall, fountains and waterslide, the outdoor kitchen, beautiful vineyard and views! The 2 BR, 1.5 bath guest house has a full kitchen, living room and 8 seat theater room. Guesthouse has a huge garage with a hydraulic car lift for those car enthusiasts!
bridgeMLS, Bay East AOR, or Contra Costa AOR #40603883
Aug 28, 2013
Sold
$1,800,000
$260/sq ft
Aug 19, 2013
Pending
—
Jun 23, 2013
Pending
—
Jun 13, 2013
Price Changed
$1,800,000
$260/sq ft
May 24, 2013
Price Changed
$1,950,000
$282/sq ft
May 6, 2013
Price Changed
$2,250,000
$325/sq ft
Feb 16, 2013
Listed
$2,400,000
$347/sq ft
+23
Escape to the country at this incredible Northgate Vineyard Estate! Gated 1.08 Acres w/ Grand main house with gorgeous grounds, spacious guest/party house w/movie theater, diner style game room+, newer salt-water pool, 300 vines, garage parking for 5. Open House 6/23 CANCELLED
bridgeMLS, Bay East AOR, or Contra Costa AOR #40247320
May 17, 2007
Sold
$2,575,000
$372/sq ft
Mar 11, 2007
Listing Removed
—
Mar 6, 2007
Listed
$2,798,000
$405/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #40218413
Oct 26, 2006
Listing Removed
—
Oct 19, 2006
Listed
*
Year
Property tax
Land + Additions
Assessment*
2025
$37,135 (+2.3%)
$1,731,890 + $1,623,648
$3,355,538
2024
$36,297 (+1.5%)
$1,697,932 + $1,591,812
$3,289,744
2023
$35,748 (+0.8%)
$1,664,640 + $1,560,600
$3,225,240
2022
$35,453 (+50.7%)
$1,632,000 + $1,530,000
$3,162,000
2021
$23,519 (+0.7%)
$1,600,000 + $1,500,000
$3,100,000
2020
$23,364 (+1.2%)
$906,002 + $1,132,505
$2,038,507
2019
$23,092 (+3.7%)
$896,713 + $1,120,893
$2,017,606
2018
$22,268 (+3.2%)
$879,131 + $1,098,915
$1,978,046
2017
$21,588 (+2.2%)
$844,995 + $1,056,244
$1,901,239
2016
$21,115 (+0.5%)
$844,995 + $1,056,244
$1,901,239
2015
$21,013 (+1.1%)
$828,427 + $1,035,534
$1,863,961
2014
$20,779 (+15.1%)
$800,000 + $1,000,000
$1,800,000
2013
$18,047 (+8.6%)
$800,000 + $1,000,000
$1,800,000
2012
$16,616 (+3.9%)
$500,000 + $1,090,000
$1,590,000
2011
$15,995 (+0.3%)
$430,000 + $1,030,000
$1,460,000
2010
$15,941 (+0.6%)
$430,000 + $1,000,000
$1,430,000
2009
$15,850 (−44.9%)
$430,000 + $1,000,000
$1,430,000
2008
$28,774
$430,000 + $1,000,000
$1,430,000
Public record
Public record
Permits
Beds
4
Baths
4
Stories
2
Lot width
—
Lot depth
—
Lot size
1.08 Acres
Year renovated
2000
Sq. Ft.
4,430
Year built
1990
Style
Single Family Residential
County
Contra Costa County
APN
1381000163
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Aug 19, 2026.
Nov 4, 2021 • Final
Building - residential mechanical
Replace the air conditioning unit, coil, and furnace on a residential building.
HVAC
Aug 7, 2013 • Final
Building/residential/rp/repair
Remove and replace the surface decking with composite material and install new railing on an existing deck.
Remodel
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Parking
Parking Information
Garage Spaces: 5
Covered Spaces: 5
Parking Features: Attached, Int Access From Garage, Parking Spaces, RV/Boat Parking, Parking Lot
Interior
Virtual Tour
Bathroom Information
# of Bathrooms Total: 6
# of Bathrooms Full: 4
# of Bathrooms Partial: 2
ADU Baths Full: 1
ADU Baths Partial: 1
Other Bathrooms Included Features: Shower Over Tub, Tile
Primary Bathroom Included Features: Stall Shower, Tile, Tub, Tub with Jets, Updated Baths, Closet, Walk-In Closet(s)
Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2026. This data may not match public records. Learn more.