257 S Ashton Ave

Millbrae CA 94030

3000 sq. ft.

10500 sq. ft.

Single-Family

Last sold for $3,450,000

Nestor Icaza, last sold this property on 18 February 2026 after 26 days on market.

Overview

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.

Features

5 bedrooms

4 bathrooms

2 carspaces

2 garage spaces

3000 sq. ft. floor area

10500 sq. ft. lot size

Single-Family

Estimated Value

Based on this property and similar 5 bedroom single-family properties sold in Millbrae over the last 12 months, the estimated median property value of 257 S Ashton Ave is $2.65m.

Median value

$2.65m

Estimated value range

$1.4m - $3.45m

Median days on market

Estimated value trend

-8%

decrease over the last 12 months

Average days on market is based on recent, comparable sales in Millbrae. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 257 S Ashton Ave

2026

Sold

$3,450,000

18 Feb 2026 by Nestor Icaza

2008

Sold

$1,758,000

08 Aug 2008 by George Lai, of Far East Realty

Happy sellers in Millbrae

We have insufficient information to provide an overview of customer satisfaction for Millbrae. Viewing the agent profiles, reviews and sales for Millbrae can provide insights for this location.