NOT LISTED FOR SALE

15645 Byron Hwy Byron, CA 94514

East Contra Costa Neighborhood

Estimated Value: $889,093

4 Beds
1 Bath
1,391 Sq Ft
$639/Sq Ft Est. Value

Last Sold April 09, 2020

Last sale price $725,000 $521 Per Sq Ft

Est. 23% increase in value since last sale

Current estimated payment $5,625/month

34 Days on Market

Highlights

  • 20 Acre Lot
  • Farmhouse Style Home
  • Fireplace
  • Discovery Bay Elementary School Rated A-
  • No HOA
  • Cooling System Mounted To A Wall/Window

About This Home

As of April 2020

First time ever on the market! 100 year old farm with tons of character. 4 bedrooms, 1 bathroom farm house with barn on 20 acres. House was disassembled in San Francisco and reassembled on the property and has been the family's home. Property is zoned A2, so bring all of your farm animals and tractors. Property has agriculture water and cemented canals to water your crops. This property has endless possibilities so bring your imagination.

Last Listed By

Michael Perry

License #01790016 Listed on: 12/19/2019

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $8,347

Year Built

  • Built in 1930

Lot Details

  • 20 Acre Lot

Home Design

  • Farmhouse Style Home
  • Raised Foundation
  • Shingle Roof
  • Stucco

Interior Spaces

  • 1-Story Property
  • Fireplace
  • Vinyl Flooring
  • Partial Basement
  • Washer and Dryer Hookup

Kitchen

  • Gas Range
  • Tile Countertops

Bedrooms and Bathrooms

  • 4 Bedrooms
  • 1 Full Bathroom

Utilities

  • Cooling System Mounted To A Wall/Window
  • Space Heater
  • Pellet Stove burns compressed wood to generate heat
  • Propane
  • Well
  • Septic Tank

Community Details

  • No Home Owners Association
  • Bay East Association

Listing and Financial Details

  • Assessor Parcel Number 0021900022

Home Details

Home Type

Single Family

Est. Annual Taxes

$8,347

Year Built

Built in 1930

Lot Details

0

Listing Details

  • Stories: 1
  • Year Built: 1930
  • Property Sub Type: Single Family Residence
  • Prop. Type: Residential
  • Lot Size Acres: 20
  • Subdivision Name: None
  • Directions: Byron Highway
  • Architectural Style: Farm House
  • Carport Y N: No
  • Garage Yn: No
  • Unit Levels: One Story
  • New Construction: No
  • ResoPropertyType: Residential
  • ResoBuildingAreaSource: PublicRecords
  • Special Features: None

Interior Features

  • Flooring: Vinyl
  • Basement: Partial
  • Appliances: Gas Range
  • Other Equipment: None
  • Accessibility Features: None
  • Full Bathrooms: 1
  • Total Bedrooms: 4
  • Fireplace Features: Pellet Stove
  • Fireplace: Yes
  • Interior Amenities: Tile Counters
  • Room Kitchen Features: Counter - Tile, Gas Range/Cooktop

Exterior Features

  • Roof: Shingle
  • Lot Features: Level
  • Pool Features: None
  • Pool Private: No
  • Construction Type: Stucco
  • Exterior Features: Other
  • Foundation Details: Raised
  • Property Condition: Existing

Garage/Parking

  • Attached Garage: No
  • Parking Features: Other

Utilities

  • Heating: Space Heater, Propane
  • Cooling: Wall/Window Unit(s)
  • Laundry Features: Hookups Only
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar
  • Sewer: Septic Tank
  • Water Source: Private, Well

Condo/Co-op/Association

  • Association Name: BAY EAST
  • Association: No

Lot Info

  • Lot Size Sq Ft: 871200
  • Parcel Number: 0021900022
  • ResoLotSizeUnits: Acres

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Apr 7, 2023
Sold by
Bernardini Joseph and Bernardini Danielle
Bought by
Joseph Bernardini And Danielle Bernardini Fam
Total Days on Market
34
Current Estimated Value
$889,093

Purchase Details

Closed on
Sep 4, 2019
Sold by
Glavaris Mary
Bought by
Bernardini Joseph and Bernardini Danielle

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$362,500
Interest Rate
3.4%
Mortgage Type
Construction

Purchase Details

Closed on
Jul 10, 2006
Sold by
Papadakos Nick T
Bought by
Papadakos Nick T and Glavaris Mary

Purchase Details

Closed on
Jan 28, 2004
Sold by
Papadakos Antonia and Papadakos Antonie
Bought by
Papadakos Nick

Purchase Details

Closed on
Aug 24, 1995
Sold by
Papadakos Nick
Bought by
Papadakos Nick

Range of Values:

Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Similar Home in the area

  • 14051 State Highway 4, Discovery Bay, CA 94505

    $848,900

    • 4 Beds
    • 2.5 Baths
    • 2,200 Sq Ft
    • 14051 State Highway 4
    • Discovery Bay, CA

    Don't miss this beautifully designed custom ranch-style home, NOT a manufactured home. Built in 2006 and set on a -acre lot with agriculture zoning—perfect for a small farm or limitless opportunities! This home is on City Water and City Sewer!!! Owned solar system, say goodbye to high electricity bills! Open floor plan with slate floors, radiant heat, dual pane windows, lots of natural light!

    Ryan Taylor Tmr Group, Inc

    Section Image
See All Homes in Byron

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
Joseph Bernardini And Danielle Bernardini Fam -- None Listed On Document
Bernardini Joseph $725,000 Fidelity National Title Co
Glavaris Mary -- None Available
Papadakos Nick T -- None Available
Papadakos Nick -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Bernardini Joseph $290,000
Previous Owner Bernardini Joseph $301,000
Previous Owner Bernardini Joseph $362,500
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
02/04/2025 02/04/25 Off Market $725,000 -- --
04/09/2020 04/09/20 Sold $725,000 -14.7% $521 / Sq Ft
01/22/2020 01/22/20 Pending -- -- --
12/19/2019 12/19/19 For Sale $849,950 -- $611 / Sq Ft
Source: Bay East 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
2024 $8,347 $777,342 $682,990 $94,352
2023 $8,347 $762,101 $669,599 $92,502
2022 $8,216 $747,159 $656,470 $90,689
2021 $8,014 $732,510 $643,599 $88,911
2019 $918 $82,350 $60,402 $21,948
2018 $886 $80,736 $59,218 $21,518
2017 $873 $79,154 $58,057 $21,097
2016 $829 $77,603 $56,919 $20,684
2015 $824 $76,439 $56,065 $20,374
2014 -- $74,942 $54,967 $19,975
Source: Public Records

Agents Affiliated with this Home

  • Michael Perry

    Seller's Agent in 2020

    Michael Perry

    (925) 209-0658

    3 in this area

    71 Total Sales

    Michael Perry
    Section Image
See All Agents

Map

Source: Bay East Association of REALTORS®

MLS Number: 40891016

Bay East Association of REALTORS®

APN: 002-190-002-2

California Contra Costa County Byron 94505 East Contra Costa

15645 Byron Hwy, Byron, CA

Homes for Sale in Byron, CA

This home is located at 15645 Byron Hwy, Byron, CA 94514 since 19 December 2019 and is currently estimated at $889,093, approximately $639 per square foot. This property was built in 1930. 15645 Byron Hwy is a home located in Contra Costa County with nearby schools including Discovery Bay Elementary School, Excelsior Middle School, and Liberty 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.

Bay East Association of REALTORS® Bay East ©2025. CCAR ©2025. bridgeMLS ©2025. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. 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.

Nearby Homes