NOT LISTED FOR SALE

18943 Madison Ave Castro Valley, CA 94546

Castro Valley East Neighborhood

Estimated Value: $2,058,000 - $2,325,309

4 Beds
4 Baths
3,533 Sq Ft
$609/Sq Ft Est. Value

Sale Details

Date Sold: November 9, 2021

Last sale price $2,200,000 $623 Per Sq Ft

Est. 2% decrease in value since last sale

Current estimated payment $13,952 / mo

7 Days on Market

Highlights

  • In Ground Pool
  • 1.01 Acre Lot
  • Family Room with Fireplace
  • Proctor Elementary School Rated A
  • Contemporary Architecture
  • Wood Flooring

About This Home

As of November 2021

Custom built home nestled in the Castro Valley hills that offers privacy and a peak of the bay. Meticulously maintained by original owner. Interior has the feel of a Tahoe estate with vaulted ceilings, large windows, and expansive rooms. Large game room with gas burning fireplace is complete with built in bar and kegerator. Spacious living room allows plenty of natural light. Great place to cozy up with wood burning fireplace on a cold winter night. During the warm summer months step outside to enjoy the beautiful grounds, sparkling solar heated pool and outdoor kitchen. Lower level has additional mini suite w/ full bath for office, work out room or guest suite. Kitchen features include Sub Zero refrigerator and freezer, SS appliances, eight gas burners, double ovens and walk-in pantry. Set back from Madison down a private gated driveway w/ ample parking, 2 full size garages, space for a boat, RV, and possible ADU. 3D Tour:

Last Agent to Sell the Property

Kathryn Doughty

Keller Williams Realty License #01753595 Listed on: 10/13/2021

Keller Williams Realty

Last Buyer's Agent

OUT OF AREA OUT

OUT OF AREA - NON MEMBER License #88888888

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1986

Lot Details

  • 1.01 Acre Lot
  • Fenced
  • Landscaped
  • Rectangular Lot
  • Backyard Sprinklers
  • Garden
  • Back Yard

Parking

  • 4 Car Direct Access Garage
  • Off-Street Parking

Home Design

  • Contemporary Architecture
  • Stucco

Interior Spaces

  • 2-Story Property
  • Wood Burning Fireplace
  • Gas Fireplace
  • Double Pane Windows
  • Family Room with Fireplace
  • 2 Fireplaces
  • Living Room with Fireplace
  • Formal Dining Room

Kitchen

  • Breakfast Bar
  • Dishwasher
  • Stone Countertops

Flooring

  • Wood
  • Carpet
  • Tile

Bedrooms and Bathrooms

  • 4 Bedrooms
  • 4 Full Bathrooms

Laundry

  • Dryer
  • Washer

Home Security

  • Carbon Monoxide Detectors
  • Fire and Smoke Detector

Pool

  • In Ground Pool
  • Pool Cover

Utilities

  • Cooling Available
  • Central Heating
  • Gas Water Heater

Community Details

  • No Home Owners Association
  • Contra Costa Association
  • Upper Valley Subdivision

Listing and Financial Details

  • Assessor Parcel Number 84C81018

Home Details

Home Type

Single Family

Year Built

Built in 1986

Lot Details

1.01 Acres

Parking

4

Listing Details

  • Stories: 2
  • Year Built: 1986
  • Property Sub Type: Single Family Residence
  • Prop. Type: Residential
  • Lot Size Acres: 1.01
  • Subdivision Name: UPPER VALLEY
  • Directions: Center to Vannoy to Madison
  • Architectural Style: Contemporary
  • Carport Y N: No
  • Garage Yn: Yes
  • Unit Levels: Two Story
  • New Construction: No
  • ResoPropertyType: Residential
  • ResoBuildingAreaSource: PublicRecords
  • Special Features: None

Interior Features

  • Flooring: Hardwood, Tile, Carpet
  • Appliances: Dishwasher, Refrigerator, Washer, Gas Water Heater
  • Full Bathrooms: 4
  • Total Bedrooms: 4
  • Fireplace Features: Family Room, Gas, Living Room, Wood Burning
  • Fireplaces: 2
  • Fireplace: Yes
  • Interior Amenities: Formal Dining Room, Breakfast Bar, Stone Counters, Pantry
  • Window Features: Double Pane Windows
  • Room Kitchen Features: Breakfast Bar, Counter - Stone, Dishwasher, Pantry, Refrigerator

Exterior Features

  • Fencing: Fenced
  • Lot Features: Level, Regular, Landscape Back
  • Pool Features: In Ground, Pool Cover
  • Pool Private: Yes
  • Construction Type: Stucco
  • Exterior Features: Backyard, Garden, Back Yard, Sprinklers Back, Entry Gate, Landscape Back
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 4
  • Attached Garage: Yes
  • Covered Parking Spaces: 4
  • Parking Features: Attached, Int Access From Garage, Off Street

Utilities

  • Heating: Central
  • Cooling: Ceiling Fan(s)
  • Laundry Features: Dryer, Washer
  • Security: Carbon Monoxide Detector(s), Smoke Detector(s)
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar
  • Sewer: Public Sewer
  • Water Source: Public

Condo/Co-op/Association

  • Association Name: CONTRA COSTA
  • Association: No

Lot Info

  • Lot Size Sq Ft: 43957
  • Parcel Number: 84C81018
  • ResoLotSizeUnits: Acres

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Listed on
Oct 13, 2021
Closed on
Nov 4, 2021
Sold by
Bought by
Seller's Agent
Kathryn Doughty
Keller Williams Realty
Buyer's Agent
OUT OF AREA OUT
OUT OF AREA - NON MEMBER
List Price
$1,999,000
Sold Price
$2,200,000
Premium/Discount to List
$201,000
10.06%
Current Estimated Value
$2,151,077

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
-$48,923
Avg. Annual Appreciation
-0.48%

Purchase Details

Closed on
Jun 24, 2009
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$269,065
Interest Rate
0.0475%
Mortgage Type
New Conventional

Purchase Details

Closed on
Nov 27, 2002
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$300,700
Interest Rate
0.0562%

Purchase Details

Closed on
Nov 26, 2002
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$300,700
Interest Rate
0.0562%

Purchase Details

Closed on
Sep 26, 2002
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$300,700
Interest Rate
0.0575%
Mortgage Type
Unknown

Purchase Details

Closed on
Jun 9, 1977
Sold by
Bought by
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

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
$2,200,000 Old Republic Title
-- First American Title
-- Fidelity National Title Co
-- Fidelity National Title Co
-- --
$2,200,000 Old Republic Title Company
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Previous Owner $400,000
Previous Owner $269,000
Previous Owner $269,065
Previous Owner $299,041
Previous Owner $299,731
Previous Owner $300,700
Previous Owner $300,700
Previous Owner $328,000
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
02/04/2025 02/04/25 Off Market $2,200,000 -- --
11/09/2021 11/09/21 Sold $2,200,000 +10.1% $623 / Sq Ft
10/21/2021 10/21/21 Pending -- -- --
10/13/2021 10/13/21 Price Changed $1,999,000 0.0% $566 / Sq Ft
10/13/2021 10/13/21 For Sale $1,999,000 -- $566 / Sq Ft
Source: Contra Costa Association of REALTORS®

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

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 $26,775 $2,244,000 $673,200 $1,570,800
2024 $26,775 $2,200,000 $660,000 $1,540,000
2023 $27,435 $2,244,000 $673,200 $1,570,800
2022 $26,957 $2,200,000 $660,000 $1,540,000
2021 $6,268 $467,152 $133,503 $340,649
2020 $6,123 $469,291 $132,134 $337,157
2019 $6,230 $460,090 $129,543 $330,547
2018 $6,137 $451,068 $127,003 $324,065
2017 $5,976 $442,225 $124,513 $317,712
2016 $5,687 $433,556 $122,073 $311,483
2015 $5,316 $427,045 $120,239 $306,806
2014 $5,246 $418,681 $117,884 $300,797
Source: Public Records

Agents Affiliated with this Home

  • Kathryn Doughty

    Seller's Agent in 2021

    Kathryn Doughty

    Keller Williams Realty

    (510) 862-2426

    2 in this area

    16 Total Sales

    Kathryn Doughty
    Section Image

  • O

    Buyer's Agent in 2021

    OUT OF AREA OUT

    OUT OF AREA - NON MEMBER

See All Agents

Map

Source: Contra Costa Association of REALTORS®

MLS Number: 40966978

Contra Costa Association of REALTORS®

APN: 084C-0810-018-00

California Alameda County Castro Valley 94546 Castro Valley East

18943 Madison Ave, Castro Valley, CA

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Contra Costa Association of REALTORS® Bay East ©2026. BridgeMLS ©2026, CCAR ©2026. 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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