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Photo 1 of Single family home for sale at 399 Hawthorne Ave, Los Altos, CA 94022 | MLS# ML82066177 | Listing updated on 2026-10-31
Photo 2 of Single family home for sale at 399 Hawthorne Ave, Los Altos, CA 94022 | MLS# ML82066177 | Listing updated on 2026-10-31
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Listed by: (408) 320-8584 DRE #70010248 | Aspire Homes (408) 337-6938

$4,990,000

Monthly Est:$24,837

  • Beds Icon5 Beds
  • Beds Icon
    6 Baths
  • Beds Icon4,281sqft

399 Hawthorne Ave, Los Altos, CA 94022

$24,837/moEst:

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  • Single Family Residence

  • Built in 2026

  • $-- HOA

  • 10,044 sqft lot

  • $1,166/sq.ft

Description

Explore the potential of this approx. 10,044 SF flat lot in sought-after Los Altos, offered as land only for $4.99M or as a completed new construction home for $8.5M. The proposed two-story residence offers approx. 3,086 SF, 3 bed and 3.5 bath, plus an attached approx. 1,195 SF ADU with 2 bed and 2 bath, totaling approx. 4,281 SF of living space. The proposed plan features a dramatic two-story foyer and an open layout where the kitchen with large island, dining and living areas flow to an expansive rear deck for indoor-outdoor entertaining. The main level also offers a den with closet for a home office or guest room. The attached ADU has its own entrance, living room, kitchen, laundry, a primary suite with walk-in closet and private bath, plus a second bedroom and bath, ideal for multigenerational living or guests. Close to downtown Los Altos Village and its shops, restaurants and cafés, with easy commute access and acclaimed Los Altos schools. Buyers can personalize select design elements or enjoy the convenience of a completed home, which includes a builder warranty. Proposed plans, renderings, square footage and specifications are subject to change and final approval.

  • Houzeo last checked: 26 minutes ago
  • Listing updated: October 31, 2026 at 12:37 am
  • Source: California Regional MLS-CA | MLS#: ML82066177 California Regional MLS-CA

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    2

  • County

    Santa Clara County

  • City

    Los Altos

  • Neighborhood

    --

  • Year Built

    2026

  • HOA Fees

    -

  • Finished Area

    4,281 sqft

  • Lot Size

    10,044 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    California Regional MLS

  • MLS Number

    ML82066177

  • MLS Status

    Active

  • Days on Market

    1

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 5

    Bathrooms: 6

Interior

  • Sewer

    Public Sewer

  • Cooling

    Central Air

  • Heating

    Heat Pump

Construction

  • Year Built

    Year Built: 2026

  • Home type

    Single Family Residence

  • Roof

    Composition, Other, Shingle

  • Foundation Details

    Slab

Utilities & Energy

  • Water Source

    Public

Price History

DateEventPrice

10/30/2026

Source: mls_logoCalifornia Regional MLS-CA #ML82066177

Listed for Sale

$4,990,000 -16.83%

$1,166/sqft

07/03/2025

Source: mls_logoCalifornia Regional MLS-CA #ML82012822

Pending

$6,000,000

$1,402/sqft

07/03/2025

Source: mls_logoCalifornia Regional MLS-CA #ML82012822

Off Market

$6,000,000

$1,402/sqft

06/28/2025

Source: mls_logoCalifornia Regional MLS-CA #ML82012822

Listed for Sale

$6,000,000

$1,402/sqft

Nearby Homes

Based on information from California Regional Multiple Listing Service, Inc. as of Nov 01, 2026, 10:45AM and /or other sources. 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. Information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. © 2026 California Regional Multiple Listing Service. All Rights Reserved.

Advertising Broker: William Johnson DRE #01463271 | William Johnson Brokerage

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