Alameda County » 3921 Ruby St

3921 Ruby Street, Oakland, CA 94609 Property Information

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Address

Primary address	3921 Ruby Street, Oakland
Zip code	94609
County	Alameda

Neighborhood	Mosswood
Parcel ID	12-972-7-4

Sales & Tax Overview for 3921 Ruby Street, Oakland

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Sale date	04/28/1995
Sale price	$90,000

Arm's length	Register
Property tax	$1,932

Lot & Building Information for 3921 Ruby Street, Oakland

Building sqft	735
Building class	Single Family Residential Homes Used as Such (1100)
Acreage	0.11
Units	1
Year built	1904
Stories	1
Bedrooms	2
Bathrooms	2

Zoning, Use & Area Overview

Walk Score

Transit Score

Bike Score

Zoning district	Mixed Housing (RM-4)
School district	Oakland Unified SCH

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Other Property Data for 3921 Ruby Street, Oakland

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• Improvements for 3921 Ruby Street, Oakland , including their type, square footage, grade and when they were built.

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About 3921 Ruby Street, Oakland

What is the year built & the total sq. ft. for 3921 Ruby Street, Oakland, CA 94609?

3921 Ruby Street, Oakland, CA 94609 was built in 1904 and has a total of 735 square feet.

What is the assessed value of 3921 Ruby Street, Oakland, CA 94609 and the property tax paid?

Assessed at $151,164, the tax amount paid for 3921 Ruby Street, Oakland, CA 94609 is $1,931.

When was 3921 Ruby Street, Oakland, CA 94609 last sold?

3921 Ruby Street, Oakland, CA 94609 was last sold in 10/06/2008.

Ownership Information

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Commercial Real Estate nearby

Real Estate Reports:

Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 

Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.

Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens

Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.

Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks

Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.

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Past Sales & Property History for 3921 Ruby Street, Oakland

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*Here are the three most recent sales for this property.

More about Alameda County Property Records

Title Documents for 3921 Ruby Street, Oakland

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date	Type	Amount	Party 1	Party 2	Maturity	Document	Doc image
08/16/2019	Modification (Deed of Trust)
11/22/2013	Request Notice Default/Delinq
11/22/2013	Assignment of Rents Deed of Trust
11/22/2013	Assignment of Rents Deed of Trust
10/06/2008	Deed
10/06/2008	Deed
05/09/2007	Deed
11/22/2004	Deed
05/21/1999	Deed
04/28/1995	Deed

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R: Recorded date
D: Document date

Property Taxes for 3921 Ruby Street, Oakland

Access detailed property tax data for 3921 Ruby Street, Oakland, CA 94609. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year:	2025-2026
Property tax	$1,932

Market value	$151,164

More about Alameda County Property Taxes

Assessment History for 3921 Ruby Street, Oakland

Here's the assessment & property tax history for 3921 Ruby Street, Oakland, including the evolution of the total tax rate and corresponding property tax.

Year	Assessment value	Total tax rate	Property tax	Year over year change
2025-2026	$151,164	1.2779	$1,932	+3.42%
2024-2025	$148,200	1.2603	$1,868	-6.32%
2023-2024	$145,295	1.3722	$1,994	+1.64%
2022-2023	$142,447	1.3771	$1,962	+2.22%
2021-2022	$139,654	1.3741	$1,919	+1.07%

Permits for 3921 Ruby Street, Oakland

The complete history of permits filed for 3921 Ruby Street, Oakland, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

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Oakland residential market stats

Median Sale Price

$685,500

-8.6% YoY

Median Price/Sqft

$517

-8.5% YoY

Alameda County Median Sale Price

$965,000

-7.1% YoY

Access a detailed real estate market overview of Oakland so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Oakland and compare it to other neighborhoods in Alameda County.

Check out recently sold homes in Oakland and see how their prices compare.

Risk

Create a free account to unlock extended information for 3921 Ruby Street, Oakland, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).

FEMA flood zone(s)	X (See more on map)
Fire hazard zone	See more on map
Faults and tsunami inundation zone map	Register
Landslides and liquefaction map	Register

Transportation

Access the detailed traffic volume map for 3921 Ruby Street, Oakland to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Schools

Nearest elementary schools

Name	Rating	Type	Grade range	No of students	Distance to school (mi)
Park Day School	NR	Private	K-8	304	0.37
St. Martin De Porres	NR	Private	K-8	187	0.42
Hillview Christian Academy	NR	Private	K-12	0	0.48
Emerson Elementary School	3	Public	K-5	334	0.50
Pacific Boychoir Academy	NR	Private	3-8	27	0.53

Nearest middle schools

Name	Rating	Type	Grade range	No of students	Distance to school (mi)
SAT: Skinner Academic Tutoring	NR	Private	6-12	0	0.22
Park Day School	NR	Private	K-8	304	0.37
St. Martin De Porres	NR	Private	K-8	187	0.42
Hillview Christian Academy	NR	Private	K-12	0	0.48
Pacific Boychoir Academy	NR	Private	3-8	27	0.53

Nearest high schools

Name	Rating	Type	Grade range	No of students	Distance to school (mi)
SAT: Skinner Academic Tutoring	NR	Private	6-12	0	0.22
Oakland International High School	2	Public	9-12	313	0.38
Hillview Christian Academy	NR	Private	K-12	0	0.48
Oakland Technical High School	7	Public	9-12	1,796	0.53
West Wind Academy	NR	Private	4-12	20	0.59

Neighbors for 3921 Ruby Street, Oakland

Here are the neighbors for 3921 Ruby Street, Oakland.

Address	Square feet	Purchase date	Purchase price
699 W Macarthur Blvd, Oakland	2,465	01/28/2009
469 40th St, Oakland	5,928	12/26/2025	$1,762,500
3900 Telegraph Ave, Oakland		03/19/2002
3848 Martin Luther King JR Way, Oakland	4,060	02/23/2021
3943 Ruby St, Oakland	3,120	06/11/2025
464 38th St, Oakland	1,988	12/22/2020
3875 Ruby St, Oakland	16,896	03/26/2024
3919 Ruby St, Oakland	814	03/08/2022
3820 Martin Luther King JR Way, Oakland	6,090	03/12/2013	$250,000
3825 Clarke St, Oakland	2,540	07/31/2013
3901 Ruby St, Oakland	7,821	11/26/2019	$4,000,000
3834 Martin Luther King JR Way, Oakland	2,820	05/07/2025
456 38th St, Oakland	1,578	04/10/2015
627 Apgar St, Oakland	1,344	05/08/2025
678 37th St, Oakland	4,412	02/14/2017	$1,425,000
3810 Martin Luther King JR Way, Oakland	1,761	12/09/1993
3838 Martin Luther King JR Way, Oakland	2,791	09/29/2022
3701 Martin Luther King JR Way, Oakland		08/09/2024
657 W Macarthur Blvd, Oakland	34,760	08/18/2021
454 38th St, Oakland	886	04/27/2010	$375,000

Nearby ZIP Codes for 3921 Ruby Street, Oakland

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Purchase date	Purchase price	Buyer name	Seller name
04/28/1995	$90,000
01/20/1995	$117,418
04/04/1991	$140,000

Issued	Permit	Type	Status
10/10/2023