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$4,500,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 4 Full Baths
  • 4,203 Sq. Ft.
  • 2 Car Garage
  • Updated 7 hours ago

Next open house:

Open House: 1:30 PM - 4:30 PM

Saturday 6/13 1:30 PM - 4:30 PM

18645 Allendale Ave,Saratoga, CA 95070

18645 Allendale AveSaratogaCA95070

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Join us at 18645 Allendale Ave on:

  • Open House: 1:30 PM - 4:30 PM

    Sunday 6/14 1:30 PM - 4:30 PM

    18645 Allendale Ave,Saratoga, CA 95070
    18645 Allendale AveSaratogaCA95070
  • Open House: 9:30 AM - 12:30 PM

    Wednesday 6/17 9:30 AM - 12:30 PM

    18645 Allendale Ave,Saratoga, CA 95070
    18645 Allendale AveSaratogaCA95070
  • Open House: 1:30 PM - 4:30 PM

    Saturday 6/20 1:30 PM - 4:30 PM

    18645 Allendale Ave,Saratoga, CA 95070
    18645 Allendale AveSaratogaCA95070
  • Open House: 1:30 PM - 4:30 PM

    Sunday 6/21 1:30 PM - 4:30 PM

    18645 Allendale Ave,Saratoga, CA 95070
    18645 Allendale AveSaratogaCA95070
See This Home
Save This Home
See This Home
Save This Home
Gorgeous custom-built Tuscan estate showcasing exceptional craftsmanship and timeless design. This 4-bedroom, 4 full bath, 2 half bath residence features soaring ceilings (approx. 14), dramatic foyer, arched alcoves, and rich hardwood flooring. Chefs gourmet kitchen with premium appliances, custom cabinetry, and large island opens to a spacious great room with abundant natural light. Four en-suite bedrooms include a luxurious primary suite with spa-like bath. Expansive lower level offers a media room, wet bar, office, gym, guest quarters, and a 1,200-bottle wine cellarideal for entertaining or multi-generational living. Beautiful creekside backyard with over 1,300 sq ft of stone patio and custom arbors creates a serene outdoor retreat. Excellent public schools, close to West valley college, Harker schools, Saratoga Village, parks, and major employers.

Full Property Details for 18645 Allendale Ave

General

  • Price: $4,500,000
  • Status: Active
  • Type: Single Family
  • Source: RE_Infolink
  • MLS ID: ML82050701
  • Updated: 6/11/2026
  • Added to Site: Today

Interior

  • Rooms/Areas: Office Area, Bonus / Hobby Room, Den / Study / Office, Great Room, Recreation Room, Media / Home Theater, Storage, Utility Room, Wine Cellar / Storage, Formal Entry, Laundry Room
  • Interior Features: Walk-In Closet, Vaulted Ceiling , Wet Bar , High Ceiling , Skylight
  • Fireplace(s): Gas Log
  • Flooring: Tile, Carpet, Hardwood

Rooms

Bathrooms

  • Total Bathrooms: 4
  • Full Bathrooms: 4
  • Bathroom Features: 1 Shower over Tub, Double Sinks, Stall Shower, Primary - Stall Shower(s), Primary - Tub with Jets

Bedrooms

  • Total Bedrooms: 4
  • Bedroom Features: Walk-In Closet, Primary Bedroom on Ground Floor

Other Rooms

  • Family Room: Separate Family Room
  • Kitchen: Dishwasher, Island with Sink, Gas Cooktop, Garbage Disposal, Built-In Oven, Double Oven, Refrigerator
  • Laundry: Inside

Additional Information

  • Extras: Not Applicable

Parking

  • Garage Spaces: 2
  • Parking Features: Attached Garage, Gate / Door Opener

Location

  • Area: Saratoga
  • County: Santa Clara
  • Cross Streets: Montpere

Heating & Cooling

  • Cooling Type: Central AC, Multi-Zone
  • Heating Type: Central Air (Forced Air)

Utilities

  • Sewer: Public Sewer
  • Water: Public
  • Utility Description: Public Utilities

Structural Information

  • Architectural Style: Mediterranean
  • Construction: Detached, Wood Frame, Concrete
  • Foundation: Concrete Perimeter and Slab
  • Roof: Tile
  • Square Feet: 4,203
  • Year Built: 2009

Lot Features

  • Lot Size (Acres): 0.282
  • Minimum Lot Size: 12282
  • Lot Size (Sq. Ft.): 12,282
  • Grounds/Landscape: Back Yard, Fenced, Sprinklers - Lawn, BBQ Area
  • Zoning: R110

Green Features

  • Energy Efficient: Double-Pane Windows

Listed by Intero Real Estate Services, Jessie Li

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Listing agent

— 18645 Allendale Ave —

  • Jessie Li

    Intero Real Estate Services

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 18645 Allendale Ave

School Districts:Campbell Union Elementary School District, Campbell Union High School District
NameGradesDistance
Marshall Lane Elementary School
14114 Marilyn Lane, Saratoga, CA 95070
K-50.3 mi
Westmont High School
4805 W.mont Ave., Campbell, CA 95008
9-120.6 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 18645 Allendale Ave Get Price Alerts and Save Property

Date
Details
Price
Change
Source
6/11/2026
Listed
$4,500,000
59.01%
MLS
12/22/2018
Sold
$2,830,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 18645 Allendale Ave

Year
Property Taxes
Change
Tax Assessment
Change
2025
$38,211
3%
$3,094,740
2%
2024
$37,016
1%
$3,034,060
2%
2023
$36,473
1%
$2,974,569
2%
2022
$36,083
2%
$2,916,246
2%
2021
$35,544
2%
$2,859,065
1%
2020
$34,852
-4%
$2,829,750
-4%
2019
$36,224
2%
$2,933,928
2%
2018
$35,409
37%
$2,876,400
39%
2017
$25,851
6%
$2,071,109
2%
2016
$24,312
1%
$2,030,500
2%
2015
$23,954
-12%
$2,000,000
-13%
2014
$27,126
13%
$2,287,524
15%
2013
$23,908
—
$1,997,100
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

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Listed by Intero Real Estate Services, Jessie Li

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18645 Allendale Ave, Saratoga, CA 95070 (MLS# ML82050701) is a Single Family property with 4 bedrooms and 4 full bathrooms. 18645 Allendale Ave is currently listed for $4,500,000 and was received on June 11, 2026. Want to learn more about 18645 Allendale Ave? Do you have questions about finding other Single Family real estate for sale in Saratoga? You can browse all Saratoga real estate or contact a Coldwell Banker agent to request more information.

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