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.
Sold for $3,450,000
$3,450,000
257 S Ashton Ave, Millbrae, CA 94030
5beds
3,000sqft
Single Family Residence, Residential
Built in 1956
10,500 Square Feet Lot
$3,484,000 Zestimate®
$1,150/sqft
$7,761 Estimated rent
Home value
$3,484,000
$3.17M - $3.83M
$7,761/mo
Zestimate® history
Owner options
List your home for rent
$7,761/mo
Rent Zestimate®
Find your next renter with Zillow Rental Manager. Plus, with online applications, you can quickly screen prospective tenants – for free.
$7,761/mo
Rent Zestimate®
Refinance and save
$21,580/mo
Est. payment
Refinancing to a lower rate could help reduce your monthly payments and save thousands over the life of the loan.
$21,580/mo
Est. payment
Explore your selling options
Work with a Zillow partner agent
Leverage their expertise and Zillow's premium Showcase listings to get your home seen by more buyers.
Get startedList with your own agent
Get your home in front of millions of buyers by listing it on Zillow.
Learn how to do itSell it yourself
Take full control of how buyers see your home on Zillow by listing For Sale by Owner (FSBO).
List your homeWhat's special
Welcoming fireplaceGourmet kitchenOversized primary suiteSpa-inspired bathroomOversized shower stallStainless steel appliancesOpportunities for outdoor entertaining
Zillow last checked:
Listing updated:
Listed by:
Nestor Icaza 02000633 650-551-9899,
eXp Realty of California Inc 888-584-9427
Bought with:
RECIP, 00000000
Out of Area Office
Source: MLSListings Inc,MLS#: ML82032229
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 4
- Full bathrooms: 4
Rooms
- Room types: Office
Bedroom
- Features: PrimarySuiteRetreat2plus, WalkinCloset
Bathroom
- Features: PrimaryStallShowers, PrimaryTubwJets, ShowersoverTubs2plus, SolidSurface, Tile, OversizedTub
Dining room
- Features: FormalDiningRoom
Family room
- Features: SeparateFamilyRoom
Kitchen
- Features: Countertop_Granite
Heating
- Central Forced Air
Cooling
- None
Appliances
- Included: Dishwasher, Disposal, Range Hood, Gas Oven/Range, Refrigerator, Washer/Dryer
- Laundry: In Utility Room
Features
- High Ceilings, One Or More Skylights, Wet Bar, Walk-In Closet(s), Security Gate
- Flooring: Hardwood, Tile
- Number of fireplaces: 1
- Fireplace features: Gas, Living Room
Interior area
- Total structure area: 3,000
- Total interior livable area: 3,000 sqft
Property
Parking
- Total spaces: 4
- Parking features: Detached
- Garage spaces: 2
Features
- Stories: 1
- Patio & porch: Deck
- Exterior features: Back Yard, Dog Run/Kennel, Fenced
- Fencing: Gate,Wood
Lot
- Size: 10,500 Square Feet
Details
- Additional structures: Garage
- Parcel number: 024301170
- Zoning: R10006
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence, Residential
Materials
- Foundation: Concrete Perimeter
- Roof: Shingle
Condition
- New construction: No
- Year built: 1956
Utilities & green energy
- Gas: PublicUtilities
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Public Utilities, Water Public, Solar
Community & HOA
Location
- Region: Millbrae
Financial & listing details
- Price per square foot: $1,150/sqft
- Tax assessed value: $1,570,059
- Annual tax amount: $19,339
- Date on market: 1/22/2026
- Listing agreement: ExclusiveAgency
- Listing terms: CashorConventionalLoan
Price history
| Date | Event | Price |
|---|---|---|
| 2/18/2026 | Sold | $3,450,000+15.5%$1,150/sqft |
Source:  MLSListings Inc #ML82032229 Report a problem | ||
| 2/6/2026 | Pending sale | $2,988,000$996/sqft |
Source: eXp Realty #ML82032229 Report a problem | ||
| 1/23/2026 | Listed for sale | $2,988,000+70%$996/sqft |
Source: eXp Realty #ML82032229 Report a problem | ||
| 8/8/2008 | Sold | $1,758,000+75.8%$586/sqft |
Source: Public Record Report a problem | ||
| 9/11/2006 | Sold | $1,000,000$333/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $19,339 +4.8% | $1,570,059 +2% |
| 2024 | $18,449 +1.6% | $1,539,274 +2% |
| 2023 | $18,156 +8.8% | $1,509,093 +2% |
| 2022 | $16,689 +1.2% | $1,479,504 +2% |
| 2021 | $16,499 +1.7% | $1,450,495 +1% |
| 2020 | $16,228 -28.6% | $1,435,623 -29.3% |
| 2019 | $22,733 +2% | $2,029,442 +2% |
| 2018 | $22,280 +2% | $1,989,650 +2% |
| 2017 | $21,852 +1.3% | $1,950,638 +2% |
| 2016 | $21,578 +13.6% | $1,912,392 +7.7% |
| 2015 | $19,001 | $1,775,000 +6% |
| 2014 | $19,001 | $1,675,000 +19.6% |
| 2013 | -- | $1,400,000 |
| 2012 | -- | $1,400,000 -6.7% |
| 2011 | -- | $1,500,000 -7.5% |
| 2010 | -- | $1,622,000 -3% |
| 2009 | -- | $1,672,000 +56.3% |
| 2008 | -- | $1,070,000 +7% |
| 2007 | -- | $1,000,000 +864.7% |
| 2006 | -- | $103,660 |
| 2005 | -- | $103,660 +4% |
| 2004 | -- | $99,637 +1.9% |
| 2003 | -- | $97,812 +2% |
| 2002 | -- | $95,895 +2% |
| 2001 | -- | $94,016 +2% |
| 2000 | -- | $92,174 |
Find assessor info on the county website
Neighborhood: 94030
Nearby homes
- $2,458,1003 bd2 ba1.6k sqft261 S Ashton Ave, Millbrae, CA 94030Off Market
- $3,495,0004 bd3 ba2.5k sqft253 S Ashton Ave, Millbrae, CA 94030Off Market
- $3,400,4006 bd4 ba1.9k sqft1010 Lake St, Millbrae, CA 94030Off Market
- $2,921,0003 bd2 ba2.5k sqft249 S Ashton Ave, Millbrae, CA 94030Off Market
- $2,880,0004 bd3 ba2k sqft248 S Ashton Ave, Millbrae, CA 94030Sold
- $2,433,5003 bd2 ba1.5k sqft301 S Ashton Ave, Millbrae, CA 94030Off Market
- $825,0004 bd2 ba1.4k sqft252 S Ashton Ave, Millbrae, CA 94030Sold
- $2,603,3003 bd2 ba1.4k sqft244 S Ashton Ave, Millbrae, CA 94030Off Market
Nearby schools
GreatSchools rating
- 10/10Spring Valley Elementary SchoolGrades: K-5Distance: 0.2 mi
- 8/10Taylor Middle SchoolGrades: 6-8Distance: 0.8 mi
- 10/10Mills High SchoolGrades: 9-12Distance: 0.3 mi
Schools provided by the listing agent
- District: MillbraeElementary
Source: MLSListings Inc. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$3,484,000
Get a cash offer in 3 minutes
Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
Estimated market value
$3,484,000
- California
- San Mateo County
- Millbrae
- 94030
- 257 S Ashton Ave
Nearby cities
Nearby zip codes
Other Millbrae Topics
