257 S Ashton Avenue Millbrae, CA $ 2,988,000
257 S Ashton Avenue
$ 2,988,000
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Open House 1/24 2pm - 4pm
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257 S Ashton Avenue

Millbrae, CA, 94030
$ 2,988,000
Bedrooms5 Baths4.0 Sq 3,000

Monthly Estimate*

$ 18,398

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Single Family Home for sale in Millbrae, CA

for $2,988,000 with 5 bedrooms and 4 full baths. This 3,000 square foot home was built in 1956 on a lot size of 0.241047.

Welcome to Mills Estates. Nestled on a generous 10,500 sqft lot in Millbrae's most sought-after neighborhood, this expansive single-family residence offers over 3,000 sqft of thoughtfully curated living space. 5 generously proportioned bedrooms and 4 full bathrooms, including 3 bedroom suites, create a refined balance of comfort, privacy, and versatility. Elegant formal living and dining rooms set the tone for elevated everyday living, anchored by a welcoming fireplace and complemented by a full bar ideal for entertaining. The gourmet kitchen is equipped with a Bertazzoni range and stainless steel appliances. Natural light flows throughout the home, enhancing the sense of openness across multiple living areas. The oversized primary suite offers a serene retreat with a spa-inspired bathroom featuring a jetted soaking tub and oversized shower stall. The expansive lot provides rare breathing room with opportunities for outdoor entertaining, and basking in your very own garden. The detached garage offers parking, storage, and ADU potential for added flexibility and privacy. Located near top schools, parks & trails, dining, major commuter routes, & Mills-Peninsula Medical Center, this is a rare opportunity to enjoy space, elegance, and lifestyle convenience in the heart of Millbrae.

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Open House

1/24/2026 2:00 PM - 4:00 PM
1/25/2026 1:00 PM - 4:00 PM
257 S Ashton Avenue Millbrae, CA
* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm

Single Family Active

Price

$ 2,988,000

Bedrooms

5

Full Bath

4

Property Type

Single Family

Taxes

$ 0

Style

Detached

Lot Size

0.241047

Year Built

1956

Town/City

Millbrae

County/Region

San Mateo

MLS | Web ID

ML82032229

Features
General
Living Area 3000
Sewer Public Sewer
Heating Forced Air
Cooling Central Air
Appliances Dishwasher
Zoning R100
Garage Spaces 2
Year Built 1956
Stories Count 1
Levels One Story
Property Subtype Detached
County San Mateo
Property Type Residential
HOA N
Garage Y/N Yes
Green Energy Generation Solar
Full Baths 4
Status Active
City Millbrae
High School District San Mateo Union High
MLS Area Listing
Lot Size Square Feet 10500
Virtual Tour https://www.257southashton.com/mls/228126836
Standard Status Active
Elementary School District Millbrae Elementary
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Interior
Interior Amenities Family Room Formal Dining Room Smart Thermostat
Flooring Hardwood Tile
Total Fireplaces 1
Fireplace Features Gas Living Room
Air Conditioning Y/N Yes
Heating Y/N Yes
Window Features Double Pane Windows
Fireplace Y/N Yes
Total Bedrooms 5
Kitchen Features Dishwasher Disposal
Total Baths 4
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Exterior
Exterior Amenities Back Yard
Fencing Fenced
Water Source Public
Lot Size Area 10500
Building Area Total 3000
Lot Size Acres 0.241
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Internal Only
Street Number 1 257
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* Excluded Features
List By
Nestor Icaza

Listing Agent

Exp Realty Of California Inc

Broker

nestor@nestoricaza.com

Email

Affordability Calculator

$18,398
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Monthly Principal & Interest
$18,398
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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4250415 Elementary School
4250413 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
1/23/2026$2,988,000 Listed Price

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257 S Ashton Avenue, Millbrae, CA, 94030 is a Single Family Home for sale at $2,988,000 with 3,000 sqft and a lot size of 0.241047. 257 S Ashton Avenue has 5 bedrooms, 4.0 baths, and was built in 1956. The property's zip code is 94030 which is in Millbrae, CA