Prevu by reAlpha
BuySellBlogBrowse Listings

638 Willowgate StreetMountain View, CA 94043

For Sale

$2,999,000

Smart Buyer Rebate $29,990

RARE LARGE-LOT DEVELOPMENT OPPORTUNITY IN THE HEART OF MOUNTAIN VIEW! Exceptional redevelopment potential with extensive preliminary work already completed by Seller, including City discussions, boundary survey, arborist report, and conceptual development studies. Multiple development possibilities have been explored, making this a compelling opportunity for developers, builders, and long-term investors. Please review the Seller Q&A and disclosure package for detailed development information and concepts.

Existing cash-flow-positive duplex provides immediate income from day one while a buyer evaluates future development plans. Prime location just a 5-minute walk to Downtown Mountain View/Castro Street, restaurants, shops, farmers market & Caltrain, and approx. 10-minute bike ride to Google, with easy access to LinkedIn, Microsoft & North Bayshore. Rarely does a lot of this size become available in such a central Mountain View locationan exceptional combination of development potential, immediate cash flow, and long-term value creation.

Listed by Mona Wang

·

License #02097097

·

Mona Real Estate Group

·

650-709-6676

Last updated September 11, 2026

·

Source: MLSListings #ML82048983

Listing Facts

  • TypeSingle-family
  • NeighborhoodWillow Gate
  • Bedrooms6
  • Days on Prevu6
  • Size1,831 sqft
  • Price per sqft$1,638

Amenities

  • Pets Allowed

Location

Mortgage Calculator

Listing History

09/10/2026
Listed by Mona Real Estate Group
$2,999,000
  1. 09/10/2026$2,999,000
    Listed by Mona Real Estate Group

Property Details for 638 Willowgate Street

Exterior

Construction

  • Roof: Composition
  • Stories: 1
  • Year Built: 1968
  • Year Built Details: 2

Measurements

  • Building Area Total: 1,831
  • Lot Size Area: 18,395
  • Lot Size Source: Assessor
  • Lot Size Square Feet: 18,395
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 158-42-010

Interior

Measurements

  • Living Area: 1,831

Rooms

  • Bathrooms Full: 2
  • Bedrooms Total: 6

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes
  • Parking Features: On Street, Parking Area

Schools

Elementary School

  • Elementary School District: Mountain View Whisman

High School

  • High School District: Mountain View-Los Altos Union High

Utilities

Equipment

  • Cooling: Central Forced Air
  • Heating: Central Forced Air
  • Sewer: Public Sewer
  • Utilities: Public Utilities, Water - Public
  • Water Source: Public

Frequently Asked Questions

How many bedrooms does this single-family home have?

There are 6 bedrooms in this single-family home at 638 Willowgate Street.

Does this single-family home have parking?

Yes, there is 1 parking space available for 638 Willowgate Street.

How does 638 Willowgate Street compare to other single-family homes in Mountain View?

This single-family home is listed 37% above the average price for single-family homes in Mountain View and has been on the market for 101 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,831 sqft.

638 Willowgate Street is a 6-bedroom single-family home for sale in Mountain View CA 94043. Listed on Prevu for 6 days at $2,999,000. This property features 1,831 square feet of living space, located in Mountain View. The median listing price for single-family homes in this area is $1,604,500. The home offers pets allowed. View other single-family home listings in Mountain View.

The data relating to real estate for sale on this display comes in part from the Internet Data Exchange program of the MLSListings™️ MLS system. Real estate listings held by brokerage firms other than Prevu Real Estate are marked with the Internet Data Exchange and detailed information about them includes the names of the listing brokers and listing agents. Based on information from the MLSListings MLS) as of 09/11/2026. 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. Data Services by Constellation Data Labs. IDX display powered by Prevu Real Estate. Copyright 2026 MLSListings Inc. All rights reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.