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$981,150

Listing Price

4beds

2baths

1,596sqft

6,116sqft lot

20048 Sapphire St, Castro Valley, CA 94546

Member Features

Find Real Estate Bargain!

  • Full foreclosure details

  • Home value, equity and ownership info

  • Find homes priced below market

  • Get full access with a FREE Account

Already a member?

For Sale

Single Family

Home type

614.76

Price / sqft

1949

Year built

Home Details

Welcome to 20048 Sapphire St. in the heart of desirable Castro Valley! Offered for the first time ever, this charming single-story home is full of opportunity and ready for its next chapter. Featuring 3 bedrooms, 2 bathrooms, and a detached 2-car garage, this well-loved property offers great bones, a functional layout, and endless potential for buyers looking to add their own style and vision. Situated on a beautifully maintained lot with thoughtfully landscaped front and back yards, the home offers inviting curb appeal and outdoor spaces perfect for gardening, entertaining, or simply relaxing. Inside, youll find a cozy and comfortable floorplan with plenty of space to grow and the chance to create the home of your dreams. Whether youre a first-time buyer, investor, or someone looking for a cosmetic fixer in an established neighborhood, this is a rare opportunity you wont want to miss. Located in a highly sought-after Castro Valley neighborhood known for its strong community feel, convenient commuter access, and top-rated schools, this home is near Marshall Elementary, Creekside Middle School, and Castro Valley High School. Enjoy close proximity to parks, shopping, dining, BART, and major freeways while still enjoying the charm of a quiet residential street. Homes with this kind of potential, location, and pride of ownership rarely come available, bring your imagination and make 20048 Sapphire St. your own!

Interior Details

Square Feet
  • 1596

Bedrooms
  • 4

Bathrooms
  • 2

Heating
  • Has Heating:

    No

  • Heating Type:

    N/A

Cooling
  • Has Cooling:

    No

  • Cooling Type:

    N/A

Fuel
  • Has Fuel:

    No

  • Fuel Type:

    N/A

Basement
  • Has Basement:

    No

  • Basement Type:

    N/A

Flooring
  • Has Flooring:

    No

  • Flooring Type:

    N/A

Fireplace
  • Has Fireplace:

    Yes

  • Fireplace Type:

    N/A

Property Details

Lot Size
  • 6116

Water
  • No

Sewer
  • No

Parking
  • Type:

    N/A

  • Location:

    N/A

  • Status:

    N/A

  • Number of Spaces:

    N/A

Deck
  • N/A

Patio
  • N/A

Fence
  • N/A

Pool
  • N/A

Porch
  • N/A

Stoop
  • N/A

Breezeway
  • N/A

Construction Details

Number of Stories
  • 1

Style
  • L-shape

Exterior
  • N/A

Foundation
  • N/A

Roof
  • N/A

Roofing Material
  • N/A

Tax History

Year

Amount

Land

Improvement

Percent Change

Assessment

2020

$1,648

$38,448

$48,594

--%

$87,042

2019

$1,664

$37,694

$47,642

--%

$85,336

2018

$1,614

$36,955

$46,708

--%

$83,663

2017

$1,568

$36,230

$45,792

--%

$82,022

2016

$1,490

$35,520

$44,894

--%

$80,414

2014

$1,347

$34,301

$43,353

--%

$77,654

2013

$1,312

$34,146

$43,158

--%

$77,304

2012

$1,254

$33,477

$42,311

--%

$75,788

percent-home-icon

Average Home Price in 94546

Nearby Properties

Zip Code

Price

Bed

Bath

Sqft

Lot

Sold Date

$959,572

3 Beds

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Sold 09/22/2026

$1,195,603

4 Beds

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1,741 Sqft

3,986 Lot (sqft)

Sold 09/03/2026

$984,097

3 Beds

2 Baths

1,374 Sqft

5,809 Lot (sqft)

Sold 08/26/2026

$1,088,888

3 Beds

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1,599 Sqft

6,248 Lot (sqft)

Sold 08/07/2026

$990,858

5 Beds

2.5 Baths

1,753 Sqft

5,603 Lot (sqft)

Sold 08/05/2026

$981,150

4 Beds

2 Baths

1,596 Sqft

6,116 Lot (sqft)

Sold 10/26/2026

$1,097,224

2 Beds

1 Baths

1,728 Sqft

5,985 Lot (sqft)

Sold 10/27/2026

$997,820

3 Beds

1 Baths

1,510 Sqft

5,000 Lot (sqft)

Sold 10/27/2026

$1,300,000

4 Beds

3 Baths

1,652 Sqft

3,013 Lot (sqft)

Sold 10/13/2026

percent-home-icon

Calculators

Mortgage

Mortgage Calculator

Calculate your monthly mortgage payments.
Household Income
70,000
$
Home price
981,150
$
Down payment
196,230
$
Mortgage Rate
6.5
%
Loan Term
Property Tax Rate
1.1
%
Homeowner's Insurance (Annual)
5,886.90
$
HOA (Monthly)
0
$
PMI
0
$
$6,351
Your Payment
Total Monthly Payment:$6,351
Percent of Income:109%
Affordable:No

Details for 20048 SAPPHIRE ST

Property Debt

Foreclosure Contact Details