NOT LISTED FOR SALE

217 S Ashton Ave Millbrae, CA 94030

Mills Estates Neighborhood

Estimated Value: $4,186,000 - $5,023,000

5 Beds
5.5 Baths
4,258 Sq Ft
$1,109/Sq Ft Est. Value

Last Sold October 19, 2023

Last sale price $4,000,000 $939 Per Sq Ft

Est. 18% increase in value since last sale

Current estimated payment $28,458/month

6 Days on Market

Highlights

  • Solar Power System
  • Primary Bedroom Suite
  • Deck
  • Spring Valley Elementary School Rated A-
  • 0.42 Acre Lot
  • 3-minute walk to Mosta Grove Millbrae

About This Home

As of October 2023

Meticulously designed executive home in the heart of Millbrae, this one-of-a-kind residence is a testament to thoughtful design and timeless elegance where every detail has been carefully curated to create a harmonious blend of beauty, functionality, and flexible living. Connected to the guest wing, a living room can be a playroom, office, or dedicated to guests. A spacious en-suite, office, and full hallway bathroom, lends this wing to be ideal for guests or multi-generational living. The kitchen is a chefs dream with high end appliances, plenty of storage, and a generous island to welcome all. The backyard sets the stage for quintessential California living, and the primary suite rivals the most beautiful hotels. With too many details and amenities to count, this property is not to be missed. Impeccable location in a friendly neighborhood just moments from Millbraes special places and vibrant downtown. Close to highly regarded schools, El Camino Real, SFO & BART.

Last Agent to Sell the Property

Caroline Huo

KW Advisors License #70010141 Listed on: 09/22/2023

KW Advisors

Last Buyer's Agent

John Sayage

Compass License #02068974

Compass

Home Details

Home Type

  • Single Family

Year Built

  • Built in 2015

Lot Details

  • 0.42 Acre Lot
  • Mostly Level
  • Back Yard
  • Zoning described as R10006

Parking

  • 3 Car Attached Garage
  • Electric Vehicle Home Charger
  • Workshop in Garage
  • Off-Street Parking

Home Design

  • Composition Roof
  • Concrete Perimeter Foundation

Interior Spaces

  • 4,258 Sq Ft Home
  • 2-Story Property
  • Wet Bar
  • High Ceiling
  • Formal Entry
  • Family Room with Fireplace
  • Dining Area
  • Den
  • Bonus Room
  • Storage Room
  • Smart Home
  • Property Views

Kitchen

  • Open to Family Room
  • Gas Oven
  • Range Hood
  • Microwave
  • Freezer
  • Dishwasher
  • Wine Refrigerator
  • Kitchen Island
  • Quartz Countertops
  • Disposal

Flooring

  • Carpet
  • Radiant Floor
  • Tile

Bedrooms and Bathrooms

  • 5 Bedrooms
  • Main Floor Bedroom
  • Primary Bedroom Suite
  • Walk-In Closet
  • Remodeled Bathroom
  • Bathroom on Main Level
  • Dual Sinks
  • Soaking Tub in Primary Bathroom
  • Bathtub with Shower
  • Oversized Bathtub in Primary Bathroom
  • Walk-in Shower

Laundry

  • Laundry Room
  • Laundry on upper level
  • Laundry in Garage
  • Dryer
  • Washer

Additional Features

  • Solar Power System
  • Deck
  • Forced Air Zoned Cooling and Heating System

Listing and Financial Details

  • Assessor Parcel Number 024-301-070

Home Details

Home Type

Single Family

Year Built

Built in 2015

Lot Details

0

Parking

3

Listing Details

  • Subclass: Single Family Home
  • Listing Class: Residential
  • Structure Sq Ft: 4258
  • Year Built: 2015
  • Zoning Description: R10006
  • Special Features: None
  • Property Sub Type: Detached

Interior Features

  • Family Room: Kitchen / Family Room Combo
  • Fireplace: Family Room
  • Dining Room: Dining Area
  • Kitchen: Countertop - Quartz, Dishwasher, Freezer, Garbage Disposal, Hood Over Range, Island with Sink, Microwave, Oven Range - Gas, Pantry, Refrigerator, Wine Refrigerator
  • Living Sq Ft: 4258
  • Stories: 2
  • Bedrooms: Ground Floor Bedroom, Primary Suite / Retreat, Walk-in Closet
  • Laundry: Dryer, In Garage, Upper Floor, Washer
  • Flooring: Carpet, Tile
  • Additional Rooms: Bonus / Hobby Room, Den / Study / Office, Formal Entry, Laundry Room, Storage
  • Fireplaces Min: 1
  • Full Bathrooms: 5
  • Half Bathrooms: 1
  • Total Bedrooms: 5
  • Bathroom: Double Sinks, Full on Ground Floor, Half on Ground Floor, Primary - Oversized Tub, Primary - Stall Shower(s), Showers over Tubs - 2+, Updated Bath
  • Fireplace: Yes

Exterior Features

  • Foundation: Concrete Perimeter and Slab
  • Roof: Composition
  • Yard/Grounds: Back Yard, Deck

Garage/Parking

  • Garage Spaces: 3
  • Garage Parking Features: Attached Garage, Electric Car Hookup, Off-Street Parking, Workshop in Garage
  • Electric Vehicle Hookup Type: Electric Vehicle Hookup Level 2 (240 volts)

Utilities

  • Cooling System: Central AC, Multi-Zone
  • Heating System: Central Forced Air, Radiant Floors
  • Sewer/Septic System: Sewer - Public

Association/Amenities

  • Amenities Miscellaneous: High Ceiling, Walk-in Closet, Wet Bar

Lot Info

  • Lot Description: Grade - Mostly Level, Views
  • Parcel Number: 024-301-070
  • Lot Acres: 0.4224
  • Lot Size Area Minimum Units: Square Feet
  • Minimum Lot Size: 18400.00
  • Lot Size Area Maximum Units: Square Feet
  • Maximum Lot Size: 18400.00

Green Features

  • Energy Features: Smart Home System, Solar Power

Multi Family

  • Utilities: Public Utilities

MLS Schools

  • High School District Text: San Mateo Union High

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Sep 25, 2025
Sold by
Ahn Justin Seungchan and Sobhani Nasim Camillia
Bought by
Ahn-Sobhani Trust and Ahn
Current Estimated Value
$4,721,679

Purchase Details

Listed on
Sep 22, 2023
Closed on
Oct 5, 2023
Sold by
Han Riva and Han Elaine
Bought by
Ahn Justin Seungchan and Sobhani Nasim Camillia
Seller's Agent
Caroline Huo
KW Advisors
Buyer's Agent
John Sayage
Compass
List Price
$3,500,000
Sold Price
$4,000,000
Premium/Discount to List
$500,000
14.29%
Views
46

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
7.76%
Original Mortgage
$1,000,000
Interest Rate
7.12%
Mortgage Type
New Conventional

Purchase Details

Listed on
Jul 22, 2013
Closed on
Jun 14, 2013
Sold by
Cheung Vicky and Cheung Adeline
Bought by
Han Riva and Hsieh Elaine
Seller's Agent
Helen Yen
CENTURY 21 Masters
Buyer's Agent
Joy Li
CENTURY 21 Masters
Sold Price
$3,900

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
9.74%

Purchase Details

Closed on
Oct 27, 2009
Sold by
Cheung Vicky and Cheung Adeline
Bought by
Cheung Vicky and Cheung Adeline

Purchase Details

Closed on
Sep 23, 2009
Sold by
Kaplan Steven
Bought by
Cheung Vicky and Cheung Adeline

Purchase Details

Closed on
Oct 16, 1998
Sold by
Kaplan Seymour M and Kaplan Esther L
Bought by
Kaplan Seymour M and Kaplan Esther L
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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Average Value
Not Available
List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
Ahn-Sobhani Trust -- None Listed On Document
Ahn Justin Seungchan $4,000,000 First American Title
Han Riva $1,529,000 Chicago Title Company
Cheung Vicky -- None Available
Cheung Vicky $970,000 North American Title Company
Kaplan Seymour M -- --
Kaplan Seymour M -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Ahn Justin Seungchan $1,000,000
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft Prior Sale
10/19/2023 10/19/23 Sold $4,000,000 +14.3% $939 / Sq Ft
09/28/2023 09/28/23 Pending -- -- --
09/23/2023 09/23/23 For Sale $3,500,000 -12.5% $822 / Sq Ft
09/23/2023 09/23/23 Off Market $4,000,000 -- --
09/22/2023 09/22/23 For Sale $3,500,000 0.0% $822 / Sq Ft
08/06/2013 08/06/13 Rented $3,900 0.0% --
08/06/2013 08/06/13 Under Contract -- -- --
07/22/2013 07/22/13 For Rent $3,900 0.0% --
06/17/2013 06/17/13 Sold $1,528,888 +19.4% $859 / Sq Ft View Prior Sale
06/06/2013 06/06/13 Pending -- -- --
05/25/2013 05/25/13 For Sale $1,280,000 -- $719 / Sq Ft
Source: MLSListings

Tax History Compared to Growth

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $45,504 $4,080,000 $2,448,000 $1,632,000
2023 $45,504 $2,816,417 $904,866 $1,911,551
2022 $31,014 $2,761,194 $887,124 $1,874,070
2021 $30,661 $2,707,054 $869,730 $1,837,324
2020 $30,155 $2,679,297 $860,812 $1,818,485
2019 $29,430 $2,626,763 $843,934 $1,782,829
2018 $28,844 $2,575,259 $827,387 $1,747,872
2017 $28,319 $2,524,764 $811,164 $1,713,600
2016 $27,632 $2,445,259 $795,259 $1,650,000
2015 $17,923 $1,566,628 $783,314 $783,314
2014 $17,513 $1,535,940 $767,970 $767,970
Source: Public Records

Agents Affiliated with this Home

  • Caroline Huo

    Seller's Agent in 2023

    Caroline Huo

    KW Advisors

    (650) 558-6846

    1 in this area

    106 Total Sales

    Caroline Huo
    Section Image
  • John Sayage

    Buyer's Agent in 2023

    John Sayage

    Compass

    (650) 346-9480

    2 in this area

    62 Total Sales

    John Sayage
    Section Image

  • H

    Seller's Agent in 2013

    Helen Yen

    CENTURY 21 Masters

    Section Image

  • F

    Seller's Agent in 2013

    Francis Ng

    RE/MAX Westlake

  • J

    Buyer's Agent in 2013

    Joy Li

    CENTURY 21 Masters

    Section Image

  • D

    Buyer's Agent in 2013

    Denice M. Nagel

    Coldwell Banker Realty

    Section Image
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Map

Source: MLSListings

MLS Number: ML81942934

MLSListings

APN: 024-301-070

California San Mateo County Millbrae 94030 Mills Estates

217 S Ashton Ave, Millbrae, CA

Not Listed for Sale

Detached

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