NOT LISTED FOR SALE

21531 Knoll Way Castro Valley, CA 94546

North Hayward Neighborhood

Estimated Value: $1,261,000 - $1,471,000

4 Beds
4 Baths
3,048 Sq Ft
$440/Sq Ft Est. Value

Sale Details

Date Sold: April 25, 2025

Last sale price $1,315,000 $431 Per Sq Ft

Est. 2% increase in value since last sale

Current estimated payment $7,852 / mo

19 Days on Market

Highlights

  • Updated Kitchen
  • Family Room with Fireplace
  • No HOA
  • Contemporary Architecture
  • Wood Flooring
  • Home Office

About This Home

As of April 2025

California Dreaming! This fabulous home offers an ideal blend of comfort and modern living. The level-in entry welcomes you into a bright space featuring an open-concept living & dining room, stunning hardwood floors, & floor-to-ceiling windows. Main level includes three spacious bedrooms & two bathrooms, while downstairs offers a flexible living area with an additional bedroom suite, office, exercise room, bonus room & kitchen. Lower level can be accessed from either interior or exterior. It is almost like having two homes in one. The great room features a cozy fireplace as well. Outdoor Oasis: Beautifully landscaped backyard and drought-tolerant front yard & a bay-view deck. Prime Location: Near Carlos Bee Park & Castro Valley BART Close to Trader Joe’s, coffee shops, and dining

Last Agent to Sell the Property

Julie Cuellas

Red Oak Realty License #01252720 Listed on: 03/21/2025

Co-Listed By

Terry Martinez

Red Oak Realty License #01726031

Last Buyer's Agent

Bob Pace

License #01787031

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1955

Lot Details

  • 8,701 Sq Ft Lot
  • Fenced
  • Landscaped
  • Terraced Lot
  • Garden
  • Back and Front Yard

Parking

  • 2 Car Attached Garage

Home Design

  • Contemporary Architecture
  • Stucco

Interior Spaces

  • 2-Story Property
  • Family Room with Fireplace
  • 2 Fireplaces
  • Living Room with Fireplace
  • Dining Area
  • Home Office

Kitchen

  • Updated Kitchen
  • Eat-In Kitchen
  • Microwave
  • Dishwasher
  • Disposal

Flooring

  • Wood
  • Carpet
  • Tile

Bedrooms and Bathrooms

  • 4 Bedrooms
  • 4 Full Bathrooms

Laundry

  • Dryer
  • Washer

Utilities

  • Central Heating and Cooling System

Community Details

  • No Home Owners Association
  • Bridge Aor Association
  • Baywood Subdivision

Listing and Financial Details

  • Assessor Parcel Number 41518053

Home Details

Home Type

Single Family

Year Built

Built in 1955

Lot Details

8,701 Sq Ft Lot

Parking

2

Listing Details

  • Stories: 2
  • Year Built: 1955
  • Property Sub Type: Single Family Residence
  • Prop. Type: Residential
  • Lot Size Acres: 0.2
  • Co List Office Mls Id: SRZO01
  • Subdivision Name: BAYWOOD
  • Directions: Gail to knoll
  • Architectural Style: Contemporary
  • Carport Y N: No
  • Garage Yn: Yes
  • Unit Levels: Two Story
  • New Construction: No
  • ResoPropertyType: Residential
  • ResoBuildingAreaSource: PublicRecords
  • Special Features: VirtualTour

Interior Features

  • Flooring: Carpet, Hardwood, Tile
  • Appliances: Dishwasher, Disposal, Microwave, Dryer, Washer
  • Full Bathrooms: 4
  • Total Bedrooms: 4
  • Fireplace Features: Family Room, Living Room
  • Fireplaces: 2
  • Fireplace: Yes
  • Interior Amenities: Dining Area, Office, Eat-in Kitchen, Updated Kitchen
  • Room Kitchen Features: Dishwasher, Eat In Kitchen, Garbage Disposal, Microwave, Updated Kitchen

Exterior Features

  • Fencing: Fenced
  • Lot Features: Landscape Front
  • Pool Features: None
  • Pool Private: No
  • Construction Type: Stucco
  • Exterior Features: Back Yard, Front Yard, Garden/Play, Terraced Down, Landscape Back, Landscape Front
  • Property Condition: Existing

Garage/Parking

  • Garage Spaces: 2
  • Attached Garage: Yes
  • Covered Parking Spaces: 2
  • Parking Features: Attached

Utilities

  • Heating: Central
  • Cooling: Ceiling Fan(s), Central Air
  • Laundry Features: Dryer, Laundry Room, Washer
  • Cooling Y N: Yes
  • Heating Yn: Yes
  • Electric: No Solar
  • Water Source: Public

Condo/Co-op/Association

  • Association Name: Bridge AOR
  • Association: No

Lot Info

  • Lot Size Sq Ft: 8701
  • Parcel Number: 41518053
  • 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
Mar 21, 2025
Closed on
Apr 23, 2025
Sold by
Bought by
Seller's Agent
Julie Cuellas
Red Oak Realty
Buyer's Agent
Bob Pace
List Price
$1,300,000
Sold Price
$1,315,000
Premium/Discount to List
$15,000
1.15%
Views
22
Current Estimated Value
$1,340,374

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$25,374
Avg. Annual Appreciation
1.75%
Original Mortgage
$986,250
Outstanding Balance
$981,872
Interest Rate
6.65%
Mortgage Type
New Conventional
Estimated Equity
$358,502

Purchase Details

Closed on
Mar 4, 2019
Sold by
Bought by

Purchase Details

Closed on
Sep 17, 2010
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
$360,000
Interest Rate
4.31%
Mortgage Type
New Conventional

Purchase Details

Closed on
Sep 14, 2005
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
$515,000
Interest Rate
5.63%
Mortgage Type
Seller Take Back

Purchase Details

Closed on
Oct 13, 2004
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
$175,767
Interest Rate
5.82%
Mortgage Type
Seller Take Back

Purchase Details

Closed on
May 24, 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
$356,250
Interest Rate
6.89%
Mortgage Type
Purchase Money Mortgage

Purchase Details

Closed on
Sep 29, 1995
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
$199,750
Interest Rate
7.92%
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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

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
$1,315,000 Old Republic Title Company
-- None Available
-- Old Republic Title Company
$450,000 Old Republic Title Company
$685,000 --
$685,000 Commonwealth Land Title
$178,500 Commonwealth Land Title
$235,000 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
Open $986,250
Previous Owner $360,000
Previous Owner $515,000
Previous Owner $175,767
Previous Owner $356,250
Previous Owner $199,750
Closed $23,500
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
04/25/2025 04/25/25 Sold $1,315,000 +1.2% $431 / Sq Ft
04/09/2025 04/09/25 Pending -- -- --
03/21/2025 03/21/25 For Sale $1,300,000 -- $427 / Sq Ft
Source: bridgeMLS

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 $7,433 $569,494 $172,948 $403,546
2024 $7,433 $558,194 $169,558 $395,636
2023 $7,351 $554,115 $166,234 $387,881
2022 $7,184 $536,253 $162,976 $380,277
2021 $7,097 $525,601 $159,780 $372,821
2020 $6,988 $527,143 $158,143 $369,000
2019 $7,019 $516,811 $155,043 $361,768
2018 $6,587 $506,681 $152,004 $354,677
2017 $6,423 $496,750 $149,025 $347,725
2016 $6,057 $487,011 $146,103 $340,908
2015 $5,925 $479,700 $143,910 $335,790
2014 $5,633 $470,303 $141,091 $329,212
Source: Public Records

Agents Affiliated with this Home

  • Julie Cuellas

    Seller's Agent in 2025

    Julie Cuellas

    Red Oak Realty

    (510) 682-5665

    1 in this area

    61 Total Sales

    Julie Cuellas
    Section Image
  • Terry Martinez

    Seller Co-Listing Agent in 2025

    Terry Martinez

    Red Oak Realty

    (510) 772-3746

    2 in this area

    67 Total Sales

    Terry Martinez
    Section Image
  • Bob Pace

    Buyer's Agent in 2025

    Bob Pace

    (510) 301-5925

    3 in this area

    101 Total Sales

    Bob Pace
    Section Image
See All Agents

Map

Source: bridgeMLS

MLS Number: 41090340

bridgeMLS

APN: 415-0180-053-00

California Alameda County Castro Valley 94546 North Hayward

21531 Knoll Way, Castro Valley, CA

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.

bridgeMLS Bay East 2026. CCAR 2026. bridgeMLS 2026. 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
Your Personal Tour Guide

Ask me questions while you tour the home.