1737 Gainsborough Road, San Dimas, CA 91773

Single-Family · For sale · $1,725,000 · MLS# CV26142275

Single-Family for sale in Southern California — $1,725,000. 4 beds · 4 baths · 3,239 sqft. Nestled in the highly desirable Walnut Creek area of San Dimas, this custom-built estate offers a rare combination of privacy, luxury, and breathtaking natural surroundings. Situated on a 38,703 sq.ft. lot (APN #8426-…

1737 Gainsborough Road
For sale

$1,725,000

1737 Gainsborough Road, San Dimas, CA 91773

4beds
4baths
3,239sqft
Single-FamilyProperty type
1984Year built
2.41 acresLot size
3,239 sqftLiving area
$533/sqftPrice / sqft
HOA
3 spacesGarage

Facts & features

Interior

Bedrooms & bathrooms

  • Bedrooms: 4
  • Bathrooms: 4
  • Full bathrooms: 3
  • Half bathrooms: 1

Heating

  • Heating: Central

Cooling

  • Cooling: Central Air

Appliances

  • Included: Built In Range, Dishwasher, Electric Cooktop, Disposal, Microwave
  • Laundry: Washer Hookup, Laundry Room

Interior area

  • Living area: 3,239 sqft

Property

Parking

  • Total parking spaces: 3
  • Garage spaces: 3

Lot

  • Lot size: 2.41 acres

Features

  • Pool features: None
  • View: Park Greenbelt, Mountains, Panoramic, Trees Woods

Construction

Type & style

  • Home type: Single-Family
  • Property subtype: Single Family Residence

Condition

  • Year built: 1984

Community & HOA

Community

  • Has HOA: No

Financial & listing details

  • Days on market: 16 days
  • Price / sqft: $533
  • Status: Active
  • MLS#: CV26142275

Location

  • City: San Dimas
  • ZIP: 91773

About this home

Nestled in the highly desirable Walnut Creek area of San Dimas, this custom-built estate offers a rare combination of privacy, luxury, and breathtaking natural surroundings. Situated on a 38,703 sq.ft. lot (APN #8426-035-002) and including an additional 66,369 sq.ft. parcel (APN #8426-035-001), the property spans over 105,000 sq. ft. (approximately 2.41 acres), providing exceptional privacy, expansive outdoor space, and endless possibilities. The home features approximately 3,239 sq. ft. of living space with 4 bedrooms, 3.5 bathrooms, and a spacious upstairs bonus room ideal as a 5th bedroom, library, office, or media room. Interior highlights include a dramatic curved staircase, custom oak woodwork, leaded and stained-glass accents, soaring ceilings, extra-wide hallways, two fireplaces, built-in cabinetry, and a wet bar with wine storage. The generously sized kitchen is appointed with built-in appliances, abundant cabinetry, a walk-in pantry, and opens to the inviting family room. The primary suite features a spa-inspired bathroom with a soaking tub, separate shower, cedar-lined walk-in closet, additional closet space, and a wraparound balcony showcasing panoramic hillside and valley views. The expansive grounds are enhanced by mature fruit trees, lush landscaping, a park-like backyard, multiple outdoor entertaining areas, a covered patio, spacious side yards, RV parking, and a 3-car garage complete with a workbench and private restroom. The backyard overlooks scenic walking trails and open space adjacent to Walnut Creek Community Regional Park, creating a peaceful retreat surrounded by nature. Conveniently located near renowned schools, shopping, dining, and with easy access to the 10, 57, and 210 freeways. No HOA. A truly exceptional property offering privacy, stunning views, expansive acreage, and tremendous potential. The additional parcel enhances the estate's privacy while offering a rare opportunity for future appreciation and long-term investment value. Don't miss this extraordinary opportunity!

Listing updated: July 11, 2026 at 2:25 PM

Listed by: Christine Kim, RE/MAX GALAXY

Source: CRMLS, MLS#: CV26142275, Originating MLS: California Regional MLS

Location

Explore parks, streets, and what's around this home.

San Dimas

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Facts & features

Interior

Bedrooms & bathrooms

  • Bedrooms: 4
  • Bathrooms: 4
  • Full bathrooms: 3
  • Half bathrooms: 1

Heating

  • Heating: Central

Cooling

  • Cooling: Central Air

Appliances

  • Included: Built In Range, Dishwasher, Electric Cooktop, Disposal, Microwave
  • Laundry: Washer Hookup, Laundry Room

Interior area

  • Living area: 3,239 sqft

Property

Parking

  • Total parking spaces: 3
  • Garage spaces: 3

Lot

  • Lot size: 2.41 acres

Features

  • Pool features: None
  • View: Park Greenbelt, Mountains, Panoramic, Trees Woods

Construction

Type & style

  • Home type: Single-Family
  • Property subtype: Single Family Residence

Condition

  • Year built: 1984

Community & HOA

Community

  • Has HOA: No

Financial & listing details

  • Days on market: 16 days
  • Price / sqft: $533
  • Status: Active
  • MLS#: CV26142275

Location

  • City: San Dimas
  • ZIP: 91773

Price history

DateEventPrice
7/03/2026Source: CRMLS, #CV26142275Listed for sale$1,725,000$533/sqft
California Regional Multiple Listing Service (CRMLS)

The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional.

Based on information from California Regional Multiple Listing Service, Inc. as of 2026-07-11 14:25:43 PDT 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