Rare executive home in Newark’s sought-after Sanctuary Village, one of the Bay Area’s few newer single-family communities offering modern construction and a vibrant neighborhood lifestyle. Built in 2019, this beautifully maintained residence offers 3,490 sq ft of thoughtfully designed living space with a desirable multi-generational layout. The main level features a private guest suite with sitting area and kitchenette, while the dramatic great room opens to the backyard through four-panel stacked doors for seamless indoor-outdoor living. The gourmet kitchen includes premium Thermador appliances, upgraded cabinetry, elegant counters, and a walk-in pantry. Upstairs offers a versatile loft, junior suite, and luxurious primary retreat with sitting area, spa-like bath, and private balcony. Highlights include owned solar, dual-zone HVAC, Level-2 EV charger, enhanced insulation, epoxy garage flooring, and over $100K in builder upgrades. Convenient Silicon Valley commute and a friendly community atmosphere make this an exceptional place to call home. Take an online tour of the home here: https://youtu.be/mIhtOe4HwdM
Single-familyProperty Type
2019Year Built
4,800 sq ftLot Size
$782Price/Sq.Ft.
$139/moHOA Dues
3 car garageParking
Listed by Huili Liao•DRE #02216332• Keller Williams Thrive
Listed by Yuan Wen•DRE #02182749• Coldwell Banker Realty
Bought with Celine Chu•DRE #02431116• Keller Williams Thrive
Est. $5,524 per month, based on comparable rentals
Sale and tax history for 39438 Humpback Whale Rd
Sale History
Tax History
Date
Event
Price
bridgeMLS, Bay East AOR, or Contra Costa AOR #41123597
Apr 9, 2026
Sold
$2,728,000
$782/sq ft
Mar 27, 2026
Pending
—
Mar 5, 2026
Listed
$2,680,000
$768/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #41113569
Dec 19, 2025
Listing Removed
—
Oct 24, 2025
Listed
*
Year
Property tax
Land + Additions
Assessment*
2025
$21,191 (+1.7%)
$540,459 + $1,260,961
$1,801,420
2024
$20,845 (+2.6%)
$529,863 + $1,236,239
$1,766,102
2023
$20,322 (+1.0%)
$519,476 + $1,212,003
$1,731,479
2022
$20,118 (+2.6%)
$499,306 + $1,164,945
$1,664,251
2021
$19,608 (+0.2%)
$499,306 + $1,164,945
$1,664,251
2020
$19,578 (+138.3%)
$489,519 + $1,142,110
$1,631,629
2019
$8,216
$484,500 + $1,130,400
$1,614,900
Public record
Public record
Permits
Beds
4
Baths
5
Stories
2
Lot width
—
Lot depth
—
Lot size
4,800 Sq. Ft.
Year renovated
2019
Sq. Ft.
3,490
Year built
2019
Style
Single Family Residential
County
Alameda County
APN
901 020206600
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 16, 2026.
Aug 16, 2019 • Final
Single family dwelling
Construct a new single-family home.
New construction
Aug 2, 2019 • Final
Fire suppression system
Fire sprinkler
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: 3
Covered Spaces: 3
Parking Features: Attached, Electric Vehicle Charging Station(s), Garage Door Opener
Interior
Virtual Tour
Bathroom Information
# of Bathrooms Total: 5
# of Bathrooms Full: 4
# of Bathrooms Partial: 1
Interior Features
Interior Features: In-Law Floorplan, Study, Breakfast Bar, Pantry
Association Fee Includes: Street, Maintenance Grounds
Association Fee Frequency: Monthly
Public facts
Beds: 4
Baths: 5.0
Sq. Ft.: 3,490
Stories: 2.0
Lot Size: 4,800 square feet
Style: Single Family Residential
Year Built: 2019
Year Renovated: 2019
County: Alameda County
APN: 901 020206600
Home facts updated by county records on Sep 16, 2026
Around this home
Schools
Birch Grove Primary
Public K-2 • Assigned • 1.2mi
Newark Junior High School
Public 6-8 • Assigned • 2.8mi
7/10
Newark Memorial High School
Public 9-12 • Assigned • 0.4mi
6/10
Provided by GreatSchools
Local insights from Redfin agents
Newark market remains active and competitive, with home prices holding strong. At the same time, buyers have more options and are becoming more selective. Well-priced homes are still attracting strong interest,Buyers have more negotiating...
power,Proper pricing and presentation are more important
Newark offers a fantastic late summer window! With median prices hovering around $1.2M and homes averaging about 19 days on market, buyers can find solid value. However, move-in ready 'hot homes' still fly off the shelves in under 12 days. Act fast...
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.