NOT LISTED FOR SALE

446 Boundary Oak Way Walnut Creek, CA 94598

Carriage Hills Neighborhood

Estimated Value: $2,139,000 - $2,394,000

4 Beds
3 Baths
3,122 Sq Ft
$733/Sq Ft Est. Value

Last Sold July 24, 2020

Last sale price $1,750,000 $561 Per Sq Ft

Est. 24% increase in value since last sale

Current estimated payment $13,751/month

6 Days on Market

Highlights

  • In Ground Pool
  • Partial Gulf or Ocean Views
  • Traditional Architecture
  • Valle Verde Elementary School Rated A-
  • Family Room with Fireplace
  • Stone Countertops

About This Home

As of July 2020

This meticulous two-story home in Walnut Creek's coveted Northgate neighborhood and situated at end of a cul-de-sac offers instant respite and a quiet sanctuary. This remodeled residence of 4 bedrooms and 3 full baths showcases 3,122 square feet of living space on two levels including a main-level guest room with adjacent full bath. Vaulted ceilings, granite detailed kitchen, generous sized formal living and dining rooms, master retreat with sitting area and two custom designed fireplaces, and Andersen windows are just some of the features. The granite detailed kitchen features island/breakfast bar w/custom built in seating, ext cabinets with pullout shelves and walk-in pantry and breakfast nook overlooking grounds. Towering redwoods border the "must-see" backyard space, a private park brilliantly designed with a resurfaced saltwater pool, spa, fire pit, sprawling lawns, citrus trees, and garden beds bursting with seasonal color. Open House Sat/Sun 1-4pm Appt. NEEDED

Last Agent to Sell the Property

Monique Martin

Better Homes Realty License #00512700 Listed on: 06/25/2020

Better Homes Realty

Last Buyer's Agent

Kirsten Buckley

Compass License #01922658

Compass

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $21,294

Year Built

  • Built in 1979

Lot Details

  • 0.34 Acre Lot

Parking

  • 3 Car Direct Access Garage
  • Garage Door Opener

Home Design

  • Traditional Architecture
  • Brick Exterior Construction
  • Composition Shingle Roof
  • Wood Siding

Interior Spaces

  • 2-Story Property
  • Brick Fireplace
  • Family Room with Fireplace
  • 2 Fireplaces
  • Living Room with Fireplace
  • Partial Bay or Harbor Views
  • Washer and Dryer Hookup

Kitchen

  • Breakfast Area or Nook
  • Eat-In Kitchen
  • Breakfast Bar
  • Built-In Oven
  • Gas Range
  • Microwave
  • Dishwasher
  • Stone Countertops
  • Disposal

Flooring

  • Carpet
  • Tile
  • Vinyl

Bedrooms and Bathrooms

  • 4 Bedrooms
  • 3 Full Bathrooms

Pool

  • In Ground Pool
  • Gas Heated Pool
  • Pool Cover
  • Pool Sweep

Utilities

  • Cooling Available
  • Forced Air Heating System

Listing and Financial Details

  • Assessor Parcel Number 1350500409

Community Details

Overview

  • No Home Owners Association
  • Built by Custom
  • Northgate Subdivision

Recreation

  • Black Bottom Community Pool

Home Details

Home Type

Single Family

Est. Annual Taxes

$21,294

Year Built

Built in 1979

Lot Details

0

Parking

3

Listing Details

  • Stories: 2
  • Year Built: 1979
  • Property Sub Type: Detached
  • Prop. Type: Residential
  • Subdivision Name: Northgate
  • Directions: Oak Grove, Valle Vista
  • Architectural Style: Traditional
  • Garage Yn: Yes
  • Unit Levels: Two Story
  • New Construction: No
  • Special Features: VirtualTour

Interior Features

  • Flooring: Tile, Vinyl, Carpet
  • Appliances: Dishwasher, Gas Range, Microwave, Oven
  • Full Bathrooms: 3
  • Total Bedrooms: 4
  • Fireplace Features: Brick, Family Room, Living Room
  • Fireplaces: 2
  • Fireplace: Yes
  • Window Features: Window Coverings
  • Room Kitchen Features: Breakfast Bar, Breakfast Nook, Counter - Stone, Dishwasher, Eat In Kitchen, Garbage Disposal, Gas Range/Cooktop, Microwave, Oven Built-in, Pantry

Exterior Features

  • Roof: Composition Shingles
  • Lot Features: Court
  • Pool Features: Black Bottom, Gas Heat, In Ground, Pool Cover, Pool Sweep
  • Pool Private: Yes
  • View: Partial
  • Builder Name: Custom
  • Construction Type: Brick, Wood Siding
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 3
  • Parking Features: Int Access From Garage, Garage Door Opener

Utilities

  • Heating: Forced Air
  • Laundry Features: Hookups Only
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar

Condo/Co-op/Association

  • Association: No

Schools

  • Senior High School District: Mount Diablo (925) 682-8000

Lot Info

  • Lot Size Sq Ft: 14850
  • Parcel Number: 1350500409

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Jun 25, 2020
Closed on
Jul 19, 2020
Sold by
Barley Sam W and Barley Nina A
Bought by
Santiago Brian Michael and Santiago Simone Cooney
Seller's Agent
Monique Martin
Better Homes Realty
Buyer's Agent
Kirsten Buckley
Compass
List Price
$1,519,000
Sold Price
$1,750,000
Premium/Discount to List
$231,000
15.21%
Current Estimated Value
$2,168,510

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$418,510
Avg. Annual Appreciation
4.35%
Original Mortgage
$1,260,000
Outstanding Balance
$1,126,711
Interest Rate
3.2%
Mortgage Type
New Conventional
Estimated Equity
$1,041,799

Purchase Details

Closed on
Jul 7, 2009
Sold by
Barley Sam W and Barley Nina A
Bought by
Barley Sam W and Barley Nina A

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$690,000
Interest Rate
4.87%
Mortgage Type
Stand Alone Refi Refinance Of Original Loan

Purchase Details

Closed on
Jul 15, 2003
Sold by
Barley Sam W and Barley Nina A
Bought by
Barley Sam W and Barley Nina A

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$690,000
Interest Rate
4.37%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Mar 20, 2003
Sold by
Barley Sam W and Barley Nina A
Bought by
Barley Sam W and Barley Nina A

Purchase Details

Closed on
Jun 18, 2001
Sold by
Cass Stephen M and Cass Alice T
Bought by
Barley Sam W and Barley Nina A

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$691,500
Interest Rate
7.37%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Apr 23, 1999
Sold by
Cass Stephen M and Cass Alice T
Bought by
Cass Stephen M and Cass Alice T
Source: Public Records

Range of Values:

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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
Santiago Brian Michael $1,750,000 Old Republic Title Company
Barley Sam W -- First American Title Company
Barley Sam W -- First American Title Company
Barley Sam W -- First California Title
Barley Sam W -- First California Title
Barley Sam W -- --
Barley Sam W $922,000 Placer Title Company
Cass Stephen M -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Open Santiago Brian Michael $1,260,000
Previous Owner Barley Sam W $100,000
Previous Owner Barley Sam Wendell $612,500
Previous Owner Barley Sam W $100,000
Previous Owner Barley Sam W $690,000
Previous Owner Barley Sam W $50,000
Previous Owner Barley Sam W $690,000
Previous Owner Barley Sam W $100,000
Previous Owner Barley Sam W $690,000
Previous Owner Barley Sam W $691,500
Previous Owner Barley Sam W $691,500
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
06/16/2025 06/16/25 Off Market $1,750,000 -- --
02/04/2025 02/04/25 Off Market $1,750,000 -- --
07/24/2020 07/24/20 Sold $1,750,000 +15.2% $561 / Sq Ft
07/01/2020 07/01/20 Pending -- -- --
06/25/2020 06/25/20 For Sale $1,519,000 -- $487 / Sq Ft
Source: Contra Costa Association of REALTORS®

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 $21,294 $1,894,254 $1,136,553 $757,701
2024 $20,966 $1,857,113 $1,114,268 $742,845
2023 $20,966 $1,820,700 $1,092,420 $728,280
2022 $20,785 $1,785,000 $1,071,000 $714,000
2021 $20,338 $1,750,000 $1,050,000 $700,000
2019 $14,756 $1,245,432 $675,397 $570,035
2018 $14,227 $1,221,012 $662,154 $558,858
2017 $13,785 $1,197,071 $649,171 $547,900
2016 $13,473 $1,173,600 $636,443 $537,157
2015 $13,397 $1,155,973 $626,884 $529,089
2014 $13,238 $1,133,330 $614,605 $518,725
Source: Public Records

Agents Affiliated with this Home

  • Monique Martin

    Seller's Agent in 2020

    Monique Martin

    Better Homes Realty

    (925) 998-0550

    66 Total Sales

    Section Image
  • Kirsten Buckley

    Buyer's Agent in 2020

    Kirsten Buckley

    Compass

    (510) 612-6173

    24 Total Sales

    Section Image
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Map

Source: Contra Costa Association of REALTORS®

MLS Number: 40909880

Contra Costa Association of REALTORS®

APN: 135-050-040-9

California Contra Costa County Walnut Creek 94598 Carriage Hills

446 Boundary Oak Way, Walnut Creek, CA

This home is located at 446 Boundary Oak Way, Walnut Creek, CA 94598 since 25 June 2020 and is currently estimated at $2,289,742, approximately $733 per square foot. This property was built in 1979. 446 Boundary Oak Way is a home located in Contra Costa County with nearby schools including Valle Verde Elementary School, Foothill Middle School, and Northgate High School.

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Contra Costa Association of REALTORS® Bay East ©2025. BridgeMLS ©2025, CCAR ©2025. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, BridgeMLS or CCAR MLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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