OFF MARKET

Off market oct 2020 for $865K

$1,039,108

Est. refi paymentEst. refi $5,884/mo

•

1,092

sq ft

18912 Santa Maria Ave, Castro Valley, CA 94546

About this home

Do not miss this opportunity! Tastefully remodeled 3 bedroom and 1 bathroom home with newer engineering hardwood floors and updated kitchen with stainless steel appliances, cabinets and beautiful granite counter tops is ready to move in. Recent upgrades include copper plumbing, central heating, air conditioning, electrical and plantation shutters throughout the home and a pristine remodeled bathroom. The spacious front and back yards have been beautifully landscaped with built in hot tub and a new deck to enjoy. It is completed with orange and some grapevines! In addition there are two large storage and tool shed, which are included!

Single-familyProperty Type

1948Year Built

5,096 sq ftLot Size

$952Est. Price/Sq.Ft.

1 car garageParking

Listed by Steve Ahn •DRE #01844103 • Legacy Real Estate & Associates

Contact: 408-712-2455

Bought with Oksana Melnyk •DRE #01955526 • Compass

Redfin checked: a minute ago

•Source:MLSListings #ML81810238

Redfin Estimate

$1,039,108

$174K since sold in October 2020$9,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 6.5% higher than the average sale price ($976K) of 6 comparable homes.

SOLD AUG 3, 2026
$1,050,000
A
3 beds1 bath1,102 sq ft
18421 Magee Way, Castro Valley, CA 94546
SOLD OCT 6, 2026
$785,000
B
2 beds1.5 baths1,279 sq ft
4256 Seven Hills Rd, Castro Valley, CA 94546
SOLD OCT 5, 2026
$980,000
C
3 beds1 bath1,036 sq ft
19117 Parsons Ave, Castro Valley, CA 94546
SOLD FEB 27, 2026
$1,040,000
D
3 beds2 baths1,066 sq ft
18417 Milmar Blvd, Castro Valley, CA 94546
SOLD JUN 19, 2026
$1,160,000
E
3 beds2 baths1,400 sq ft
4054 Milton Ave, Castro Valley, CA 94546
SOLD JUL 9, 2026
$840,000
F
2 beds1 bath899 sq ft
4050 Somerset Ave, Castro Valley, CA 94546

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Earn from this home

Sell

$372,555

Est. take-home

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Refinance

Est. cash available

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Rent

$3,713/mo

Redfin rental estimate

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Market trends in 94546, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.0%

+0.4% MoM

Median sale price

$1.1M

$30K MoM

Avg. days on market

15d

1 days MoM

Recently sold homes

15 MoM

New listings for sale

OPEN TODAY, 3PM TO 5PM
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18153 Judy St, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$799,888
3 beds1 bath988 sq ft
2240 Lessley Ave, Castro Valley, CA 94546
$499,000
3 beds2 baths1,354 sq ft
21314 Gary Dr #108, Hayward, CA 94546
$1,498,000
4 beds3 baths3,275 sq ft
19912 Conrad Ct, Castro Valley, CA 94546
OPEN SUN, 1PM TO 4PM
$1,198,000
4 beds2.5 baths2,038 sq ft
3636 Arcadian Dr, Castro Valley, CA 94546
$848,888
3 beds1 bath1,288 sq ft
21968 Orange Ave, Castro Valley, CA 94546
EARLY ACCESS
$550,000
2 beds2 baths1,393 sq ft
21239 Gary Dr #206, Hayward, CA 94546
$429,000
2 beds2 baths899 sq ft
2505 Miramar Ave #114, Castro Valley, CA 94546
COMING SOON
5032 Vannoy Ave, Castro Valley, CA 94546
$1,250,000
4 beds2 baths1,860 sq ft
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See all

Provided by Redfin

Sale history for 18912 Santa Maria Ave

Date

Event

Price

MLSListings #ML81810238

Oct 15, 2020

Sold

$865,000

$792/sq ft

Sep 16, 2020

Pending

—

Sep 11, 2020

Listed

$788,000

$722/sq ft

bridgeMLS, Bay East AOR, or Contra Costa AOR #40920409

Oct 15, 2020

Sold

$865,000

$792/sq ft

Sep 16, 2020

Pending

—

Sep 11, 2020

Listed

$788,000

$722/sq ft

+10

bridgeMLS, Bay East AOR, or Contra Costa AOR #40786700

Sep 7, 2017

Sold

$705,000

$646/sq ft

Jul 22, 2017

Pending

—

Jul 15, 2017

Price Changed

$735,000

$673/sq ft

Jun 22, 2017

Listed

$749,000

$686/sq ft

+25

Do not miss out on this tastefully remodeled home with Plantation shutters, new kitchen with stainless steel appliances, new cabinets and beautiful exquisite granite counters. New copper plumbing, new central heating, new air conditioning and new electrical. Pristine remodeled new bathroom. Front and rear backyard beautifully landscaped. Enjoy a glass of wine in your backyard with your own build in hot tub surrounded by a large, new deck overlooking your yard. Complete with a orange and lemon trees and even some grapevines! Two large storage and tool sheds are included!

Public Records

Jul 28, 1986

Sold

$111,000

$102/sq ft

Year

Property tax

Land + Additions

Assessment*

2025

$12,936 (+6.6%)

$286,503 + $754,571

$1,041,074

2024

$12,137 (+5.7%)

$280,887 + $739,781

$1,020,668

2023

$11,479 (+1.9%)

$275,381 + $683,254

$958,635

2022

$11,265 (+2.6%)

$264,690 + $617,610

$882,300

2021

$10,980 (+19.2%)

$264,690 + $617,610

$882,300

2020

$9,214 (−1.8%)

$259,500 + $605,500

$865,000

2019

$9,384 (+2.9%)

$220,044 + $513,437

$733,481

2018

$9,118 (+214.9%)

$215,730 + $503,370

$719,100

2017

$2,896 (+5.2%)

$113,212 + $79,464

$192,676

2016

$2,754 (+7.0%)

$113,212 + $79,464

$192,676

2015

$2,574 (+2.1%)

$110,993 + $77,907

$188,900

2014

$2,521 (+1.5%)

$107,184 + $75,233

$182,417

2013

$2,483 (+2.4%)

$107,184 + $75,233

$182,417

2012

$2,424 (+4.1%)

$106,700 + $74,894

$181,594

2011

$2,328 (+0.8%)

$104,609 + $73,425

$178,034

2010

$2,308

$102,558 + $66,594

$169,152

2009

$2,308 (+4.7%)

$101,792 + $66,097

$167,889

2008

$2,204

$102,034 + $66,254

$168,288

Tax history for 18912 Santa Maria Ave

Year

Property tax

Land + Additions

Assessment*

2025

$12,936 (+6.6%)

$286,503 + $754,571

$1,041,074

2024

$12,137 (+5.7%)

$280,887 + $739,781

$1,020,668

2023

$11,479 (+1.9%)

$275,381 + $683,254

$958,635

2022

$11,265 (+2.6%)

$264,690 + $617,610

$882,300

2021

$10,980 (+19.2%)

$264,690 + $617,610

$882,300

2020

$9,214 (−1.8%)

$259,500 + $605,500

$865,000

2019

$9,384 (+2.9%)

$220,044 + $513,437

$733,481

2018

$9,118 (+214.9%)

$215,730 + $503,370

$719,100

2017

$2,896 (+5.2%)

$113,212 + $79,464

$192,676

2016

$2,754 (+7.0%)

$113,212 + $79,464

$192,676

2015

$2,574 (+2.1%)

$110,993 + $77,907

$188,900

2014

$2,521 (+1.5%)

$107,184 + $75,233

$182,417

2013

$2,483 (+2.4%)

$107,184 + $75,233

$182,417

2012

$2,424 (+4.1%)

$106,700 + $74,894

$181,594

2011

$2,328 (+0.8%)

$104,609 + $73,425

$178,034

2010

$2,308

$102,558 + $66,594

$169,152

2009

$2,308 (+4.7%)

$101,792 + $66,097

$167,889

2008

$2,204

$102,034 + $66,254

$168,288

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

5,096 Sq. Ft.

Year renovated

1968

Sq. Ft.

1,267

Year built

1948

Style

Single Family Residential

County

Alameda County

APN

084D134106200

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 17, 2026.

Single-Family Residence Districts

Single-family residence districts, hereinafter designated as R-1 districts, are established to provide for and protect established neighborhoods of one-family dwellings, and to provide space in suitable locations for additional development of this kind, together with appropriate community facilities and allowance for restricted interim cultivation of the soil compatible with such low-density residential development.

Permitted uses

Include but are not limited to:

Housing-Single unit
Agriculture-Cropland
Agriculture-Grove / orchard

Jun 20, 2023 • Final

Building

Construct an addition to the front of a single-family home to include a new bedroom and closet. Demolish an existing carport and convert a non-permitted garage into an attached junior accessory dwelling unit containing a bedroom, bathroom, and family room. Work includes remodeling the existing space and infilling a living room window to accommodate the new addition.

Addition

ADU

Sep 22, 2011 • Final

Building

Repair fire damage by performing minor framing and insulating the ceiling. Remodel a bathroom and install a new electrical subpanel with circuits. Install a new furnace, air conditioning unit, and composite shingle roofing over one existing layer.

Bathroom

Electrical

HVAC

Remodel

Roofing

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Parking Information
Garage (Minimum): 1
Garage (Maximum): 1
Parking Description: Carport, Other
Garage Spaces: 1

Interior

Bedroom Information
# of Bedrooms (Minimum): 3
# of Bedrooms (Maximum): 3

Bathroom Information
# of Baths (Full): 1

Room Information
Dining Room Description: Dining Area

Fireplace Information
Has Fireplace
Fireplace Description: In Living Room, Wood-Burning
Fireplaces (Minimum): 1

Heating & Cooling Information
Cooling: Central Forced Air
Heating: Central Forced Air (Gas)

Exterior

Exterior Features
Roof: Composition

Building Information
Subclass: Single Family Home
Building Type: Detached
Crawl Space

Pool Information
Pool Description: Spa/Hot Tub

Property Features
Living Sq. Ft.: 1,092

Property Information
Property Primary ID: 647178

Lot Information
Lot Acres: 0.117
Lot Size Area Minimum Units: Sq. Ft.
Lot Size Area Maximum Units: Sq. Ft.
Lot Size Source: Assessor
Zoning: Res

Utilities

Utility Information
Sewer Septic: Sewer (Public)
Utilities: Public Utilities

Water Information
Water: Public

Location

Multi-Unit Information
# of Stories: 1

School Information
Elementary School District: Castro Valley Unified
High School District: Castro Valley Unified

Public facts

Beds: 4
Baths: 2.0
Sq. Ft.: 1,267
Stories: 1.0
Lot Size: 5,096 square feet
Style: Single Family Residential
Year Built: 1948
Year Renovated: 1968
County: Alameda County
APN: 084D134106200

Home facts updated by county records on Sep 17, 2026

Around this home

Schools

Chabot Elementary School

Public K-5 • Assigned • 0.6mi

9/10

Creekside Middle School

Public 6-8 • Assigned • 1.2mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 0.3mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley's fall market offers great buyer leverage. While median prices hold steady around $1.2M, increased inventory gives you room to negotiate on homes needing updates. Turnkey properties still move fast in under 15 days, so act quickly with...
2 weeks ago • Castro Valley
Johnny Singh
Redfin Premier agent
148 deals
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Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.62% chance of being in a wildfire in next 30 years

4/10 Heat Factor

7 days above 88° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

7/10 Air Factor

12 unhealthy days expected this year, 12 days in 30 years

Provided by First Street

Historical weather

Castro Valley, CA • 94546

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 11.2 hours in June and 4.9 hours in December, placing it above the U.S. average for solar exposure.

11.2 hrs

4.9 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$988,000 – $1.20M

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OPEN SAT, 1PM TO 4PM

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OPEN SUN, 1PM TO 4PMHOT HOME

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Home values near 18912 Santa Maria Ave

Data from public records.

Address	Redfin Estimate
18939 Santa Maria Ave, Castro Valley, CA 3 Beds \| 1 Baths \| 1058 Sq. Ft.	$854,094
18920 Santa Maria Ave, Castro Valley, CA 4 Beds \| 2 Baths \| 1720 Sq. Ft.	$1,162,193

Address	Redfin Estimate
18936 Santa Maria Ave, Castro Valley, CA 3 Beds \| 1 Baths \| 1176 Sq. Ft.	$1,004,634
18890 Santa Maria Ave, Castro Valley, CA 3 Beds \| 2 Baths \| 1517 Sq. Ft.	$1,249,581

Address	Redfin Estimate
18915 Santa Maria Ave, Castro Valley, CA 3 Beds \| 1 Baths \| 1185 Sq. Ft.	$943,163
18887 Santa Maria Ave, Castro Valley, CA 5 Beds \| 3 Baths \| 2220 Sq. Ft.	$1,482,311

Property information provided by MLSListings when last listed in 2020. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in 94546, CA

Sale history for 18912 Santa Maria Ave

Tax history for 18912 Santa Maria Ave

Public record

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94546

Home values near 18912 Santa Maria Ave

More real estate resources