OFF MARKET

Off Market Nov 2015 for $1M

$1,635,553

Est. refi paymentEst. refi $6,397/mo

•

2,311

sq ft

18039 Reamer Rd, Castro Valley, CA 94546

About this home

Single-familyProperty Type

1953Year Built

0.4 acresLot Size

$708Est. Price/Sq.Ft.

2 car garageParking

Listed by Catherine Brent •DRE #01088138 • BHHS Drysdale Properties

Bought with Lillian Sison •DRE #01347704 • Corinthian Realty

Redfin checked: 3 minutes ago

•Source:bridgeMLS, Bay East AOR, or Contra Costa AOR #40719046

Redfin Estimate

$1,635,553

$636K since sold in November 2015$3,000 since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 24% higher than the average sale price ($1.32M) of 6 comparable homes.

SOLD AUG 21, 2025
$1,315,000
A
5 beds3 baths2,170 sq ft
17860 Almond Rd, Castro Valley, CA 94546
SOLD JAN 7, 2026
$1,335,000
B
3 beds2.5 baths2,018 sq ft
17838 Walnut Rd, Castro Valley, CA 94546
SOLD MAY 18, 2026
$1,438,000
C
4 beds2.5 baths2,113 sq ft
17939 Lamson Rd, Castro Valley, CA 94546
SOLD AUG 11, 2026
$1,300,000
D
4 beds2 baths1,525 sq ft
4486 Lawrence Dr, Castro Valley, CA 94546
SOLD JUN 23, 2026
$1,220,000
E
4 beds2 baths1,888 sq ft
17676 Garland Ct, Castro Valley, CA 94546
SOLD MAY 29, 2026
$1,305,000
F
4 beds2.5 baths2,077 sq ft
4977 Proctor Rd, Castro Valley, CA 94546

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$936,686

Est. take-home

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Refinance

Est. cash available

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Rent

$4,650/mo

Redfin rental estimate

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Market trends in 94546, CA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

105.6%

+0.7% MoM

Median sale price

$1.1M

$45K MoM

Avg. days on market

13d

1 days MoM

Recently sold homes

100

5 MoM

New listings for sale

COMING SOON
$799,000
2 beds1 bath1,122 sq ft
1540 Crescent Ave, Castro Valley, CA 94546
OPEN SUN, 12PM TO 4PM
19453 Vaughn Ave, Castro Valley, CA 94546
$1,175,000
3 beds2 baths1,440 sq ft
19453 Vaughn Ave, Castro Valley, CA 94546
Pacific Home Brokers
OPEN SAT, 12PM TO 2PM
$695,000
2 beds1.5 baths1,207 sq ft
20279 Forest Ave, Castro Valley, CA 94546
(415) 510-8600
OPEN SAT, 11AM TO 1PM
$870,000
3 beds1 bath1,080 sq ft
2976 Sydney, Castro Valley, CA 94546
COMING SOON
$1,550,000
3 beds1.5 baths1,851 sq ft
4618 Ewing Rd, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$699,999
3 beds1 bath1,036 sq ft
19117 Parsons Ave, Castro Valley, CA 94546
OPEN SUN, 2PM TO 4PM
$549,950
3 beds2 baths1,354 sq ft
21239 Gary Dr Unit 202E, Hayward, CA 94546
OPEN SAT, 1PM TO 4PM
$1,235,000
3 beds2 baths1,581 sq ft
18747 Sandy Rd, Castro Valley, CA 94546
OPEN SAT, 1PM TO 4PM
$1,095,000
4 beds2.5 baths1,988 sq ft
16630 Cowell St, Castro Valley, CA 94578
VIDEO TOUR
$1,899,000
4 beds3.5 baths3,379 sq ft
16989 Brierly Ct, Castro Valley, CA 94546
See all

Provided by Redfin

Redfin agents who toured

Ranch style single story home with a cabin feel to it. Carpets and wooded walls throughout. Lots of built in cabinets and storage. Original kitchen with aqua countertops. Huge leveled backyard with room for a pool and possible tennis court. Very...
11 years ago• May not reflect the current state of the home
Roya Safi
Redfin Associate agent

Sale history for 18039 Reamer Rd

Year

Property tax

Land + Additions

Assessment*

2025

$14,838 (+2.2%)

$355,131 + $828,639

$1,183,770

2024

$14,519 (+1.5%)

$355,131 + $828,639

$1,183,770

2023

$14,302 (+1.9%)

$348,168 + $812,392

$1,160,560

2022

$14,042 (+2.6%)

$334,650 + $780,850

$1,115,500

2021

$13,689 (+2.3%)

$334,650 + $780,850

$1,115,500

2020

$13,380 (−1.9%)

$328,089 + $765,541

$1,093,630

2019

$13,636 (+2.9%)

$324,726 + $757,694

$1,082,420

2018

$13,253 (+2.7%)

$318,360 + $742,840

$1,061,200

2017

$12,909 (+5.1%)

$306,000 + $714,000

$1,020,000

2016

$12,285 (+521.4%)

$306,000 + $714,000

$1,020,000

2015

$1,977 (+2.5%)

$300,000 + $700,000

$1,000,000

2014

$1,928 (+1.9%)

$52,352 + $77,171

$129,523

2013

$1,892 (+2.6%)

$52,352 + $77,171

$129,523

2012

$1,844 (+1.5%)

$52,115 + $76,823

$128,938

2011

$1,816 (+0.9%)

$51,094 + $75,316

$126,410

2010

$1,800 (+0.2%)

$50,092 + $73,840

$123,932

2009

$1,796 (+5.4%)

$49,718 + $73,288

$123,006

2008

$1,704

$49,836 + $73,462

$123,298

Tax history for 18039 Reamer Rd

Year

Property tax

Land + Additions

Assessment*

2025

$14,838 (+2.2%)

$355,131 + $828,639

$1,183,770

2024

$14,519 (+1.5%)

$355,131 + $828,639

$1,183,770

2023

$14,302 (+1.9%)

$348,168 + $812,392

$1,160,560

2022

$14,042 (+2.6%)

$334,650 + $780,850

$1,115,500

2021

$13,689 (+2.3%)

$334,650 + $780,850

$1,115,500

2020

$13,380 (−1.9%)

$328,089 + $765,541

$1,093,630

2019

$13,636 (+2.9%)

$324,726 + $757,694

$1,082,420

2018

$13,253 (+2.7%)

$318,360 + $742,840

$1,061,200

2017

$12,909 (+5.1%)

$306,000 + $714,000

$1,020,000

2016

$12,285 (+521.4%)

$306,000 + $714,000

$1,020,000

2015

$1,977 (+2.5%)

$300,000 + $700,000

$1,000,000

2014

$1,928 (+1.9%)

$52,352 + $77,171

$129,523

2013

$1,892 (+2.6%)

$52,352 + $77,171

$129,523

2012

$1,844 (+1.5%)

$52,115 + $76,823

$128,938

2011

$1,816 (+0.9%)

$51,094 + $75,316

$126,410

2010

$1,800 (+0.2%)

$50,092 + $73,840

$123,932

2009

$1,796 (+5.4%)

$49,718 + $73,288

$123,006

2008

$1,704

$49,836 + $73,462

$123,298

*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

0.4 Acres

Year renovated

1990

Sq. Ft.

2,311

Year built

1953

Style

Single Family Residential

County

Alameda County

APN

084D116002500

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 27, 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

Apr 21, 2017 • Final

Building

Convert a single-family home into an adult residential care facility. The project includes remodeling the master bathroom, closet, and kitchen, as well as reconfiguring bedrooms for non-ambulatory access. Additional work involves replacing windows and doors, and installing new decks and sidewalks.

Bathroom

Kitchen

Remodel

Apr 6, 2006 • Final

Building

Remodel a half bathroom.

Bathroom

Remodel

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 Spaces: 2
Has Carport
Covered Spaces: 2
Parking Features: Carport - 2 Or More, Covered, Off Street, RV/Boat Parking, Side Yard Access

Interior

Virtual Tour

Bathroom Information
# of Bathrooms Total: 3
# of Bathrooms Full: 3
Other Bathrooms Included Features: Shower Over Tub, Tile, Updated Baths
Primary Bathroom Included Features: Stall Shower, Tile, Updated Baths

Interior Features
Interior Features: Dining Area, Family Room, Kitchen/Family Combo, Storage, Breakfast Bar, Laminate Counters
Appliances: Dishwasher, Electric Range, Disposal, Microwave, Oven, Range, Gas Water Heater
Laundry Features: 220 Volt Outlet, Laundry Room
Street Level Features: 5 Bedrooms, 2 Baths, Primary Bedrm Suite - 1, Laundry Facility, Main Entry
Window Features: Window Coverings
Fireplaces Total: 1
Has Fireplace
Flooring: Tile, Vinyl, Carpet

Room Information
Kitchen Features: 220 Volt Outlet,Breakfast Bar,Counter - Laminate,Dishwasher,Electric Range/Cooktop,Garbage Disposal,Microwave,Oven Built-in,Range/Oven Built-in
Rooms Total: 8
Fireplace Features: Brick, Living Room, Raised Hearth, Wood Burning
Basement: Crawl Space

Exterior

Building Information
Construction Materials: Wood Siding
Building Area Total: 2,311

Exterior Features
Patio And Porch Features: Deck, Patio
Exterior Features: Back Yard, Front Yard, Garden/Play, Side Yard, Sprinklers Automatic, Storage
Fencing: Fenced
Roof: Shingle

Property Information
Living Area: 2311
Living Area Units: Square Feet
Property Type: Residential
Property Sub Type: Single Family Residence
Year Built: 1953

Lot Information
Other Structures: Shed(s)
Lot Size Square Feet: 17594
Lot Size Area: 0.403903
Lot Size Units: Acres
Lot Size Acres: 0.403903
Lot Features: Level
Zoning: 1001

Utilities

Utility Information
Water Source: Public
Electric: 220 Volts in Kitchen
Sewer: Public Sewer

Heating & Cooling
Has Heating
Heating: Forced Air, Natural Gas
Cooling: Central Air

Public facts

Beds: 5
Baths: 4.0
Sq. Ft.: 2,311
Stories: 1.0
Lot Size: 0.4 acres
Style: Single Family Residential
Year Built: 1953
Year Renovated: 1990
County: Alameda County
APN: 084D116002500

Home facts updated by county records on Jul 27, 2026

Around this home

Schools

Proctor Elementary School

Public K-5 • Assigned • 0.7mi

9/10

Creekside Middle School

Public 6-8 • Assigned • 1.9mi

10/10

Castro Valley High School

Public 9-12 • Assigned • 1.0mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Castro Valley's late-summer market shows a clear split. While median prices hold near $1.2M, increased inventory gives buyers leverage on older properties. However, immaculate homes still go pending in under 15 days. A strong, clean offer is key!
1 week ago • Castro Valley
Johnny Singh
Redfin Premier agent
146 deals
Was this helpful?
Strong buyer demand keeps the Castro Valley market moving incredibly fast. With homes frequently selling above their $1.2 million median price, decisive action is essential. To win here, buyers need to submit competitive offers quickly and minimize...
1 month ago • Castro Valley
Karan Kandel
Redfin agent
13 deals
Was this helpful?

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

3/10 Heat Factor

7 days above 88° expected this year, 14 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

$1.55M – $1.88M

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New listings for sale in 94546

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Home values near 18039 Reamer Rd

Data from public records.

Address	Redfin Estimate
18076 Reamer Road, Castro Valley, CA 3 Beds \| 2.5 Baths \| 1566 Sq. Ft.	$1,077,115
18031 Reamer Road, Castro Valley, CA 3 Beds \| 3 Baths \| 2480 Sq. Ft.	$1,630,218

Address	Redfin Estimate
18012 Reamer Road, Castro Valley, CA 4 Beds \| 2.5 Baths \| 2090 Sq. Ft.	$1,399,703
18055 Reamer Road, Castro Valley, CA 2 Beds \| 2 Baths \| 1326 Sq. Ft.	$1,376,995

Address	Redfin Estimate
18023 Reamer Road, Castro Valley, CA 3 Beds \| 4 Baths \| 1668 Sq. Ft.	$1,359,075
18020 Reamer Road, Castro Valley, CA 3 Beds \| 2 Baths \| 1572 Sq. Ft.	$1,196,459

Property information provided by bridgeMLS, Bay East AOR, or Contra Costa AOR when last listed in 2015. 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

Redfin agents who toured

Sale history for 18039 Reamer Rd

Tax history for 18039 Reamer Rd

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 18039 Reamer Rd

More real estate resources