Alameda County  »  94609  »  Opal St  »  4140 Opal St

4140 Opal Street, Oakland, CA 94609 - Property report

Also known as: 4140 Opal St

Property image for 4140 Opal Street, Oakland, CA 94609
static Mapbox map

Property type

2 Units, Single Family Residence with Detattched Accessory Dwelling Unit (2502)

Year built

1914

Acreage

0.97

Sale price

$605,000

General Information

Address
Primary address
4140 Opal St
Oakland, CA 94609
Alternate address(es)
4142 Opal St
Zip code
94609
Neighborhood
Temescal
County
Alameda
Parcel ID
12-1004-32

Owner

Find out who owns 4140 Opal Street, Oakland, CA 94609. Uncover corporate and individual owners with a free account.

Sales
Sale date
11/04/2008
Sale price
$605,000
Arm's length
Tax
Tax year
2026-2027
Base tax
$11,449
Current property tax
$11,359
Tax per sq. ft.
$8
Building
Property type
2 Units, Single Family Residence with Detattched Accessory Dwelling Unit
Building sq. ft.
1,525
Stories
10
Year built
1914
Building material
Wood/wood and steel frames
Last altered
1929
Rooms
9
Elevator
Bedrooms
3
Bathrooms
20
Lot
Acreage
0.97
Zoning & use
Zoning
Mixed Housing (RM-1)
Units
2

Area overview

Walk score
96 /100.  Walker's Paradise
Transit score
67 /100.  Good Transit
Bike score
98 /100.  Biker's Paradise
School district
OAKLAND UNIFIED SCH
Ownership

Ownership information for 4140 Opal Street, Oakland, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 4140 Opal Street, Oakland, CA 94609

Sale date Sale price Buyer name Seller name
11/04/2008 $605,000 XXXXXXX, XXXX X XXXXXX, XXXXXX
06/30/2000 $417,000 XXXXXX, XXXXXX XXXXXXX XXXXX

*Most recent sales on record for this property.

More about Alameda County property records.

Title documents

Date Type Amount Party 1 Party 2
07/14/2022 Deed of trust XXXXXXX XXXXX XXXX XX XXXXXXX X X
11/04/2008 Deed XXXXXX, XXXXXX XXXXXXX, XXXX X
06/30/2000 Deed XXXXXXX XXXXX XXXXXX, XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 4140 Opal Street, Oakland, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2026-2027
Base tax
$11,449
Current property tax
$11,359
Tax per sq. ft.
$8
Recent tax assessments
Market value
$895,904
Land value
$238,385
Building value
$657,519

More about Alameda County Property Taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $878,340 1.2779 $11,224 +6.18%
2024-2025 $838,770 1.2603 $10,571 +2.88%
2023-2024 $748,795 1.3722 $10,275 +1.64%
2022-2023 $734,118 1.3771 $10,110 +2.22%
2021-2022 $719,725 1.3741 $9,890 +1.07%
2020-2021 $712,350 1.3737 $9,786 +19.62%
2019-2020 $698,387 1.1713 $8,180 -12.58%
2018-2019 $684,695 1.3666 $9,357 +3.36%
2017-2018 $671,271 1.3486 $9,053 +3.80%
2016-2017 $658,112 1.3252 $8,721 -1.46%
Permits

Permit information for 4140 Opal Street, Oakland, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
01/16/2024
07/26/2023
06/17/2022
05/03/2022
03/17/2022

*Most recent permits on record for this property.

Neighborhood

Oakland residential market stats

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.

Median sale price

$700,000

Median price/sq. ft.

$527

-3.3% Y-o-Y

Alameda county median sale price

$955,000

-6.4% Y-o-Y

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

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Transportation

Daily traffic map
View daily traffic map

Access the detailed traffic volume map for 4140 Opal Street, Oakland, CA 94609 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Park Day School NR Private K-8 304 0.11
Berkeley Rose Waldorf School NR Private PK, K-8 28 0.28
Berkeley Rose Waldorf School NR Private PK, K-8 28 0.28
Pacific Boychoir Academy NR Private 3-8 27 0.29
Emerson Elementary School 3 Public K-5 334 0.31
West Wind Academy NR Private 4-12 20 0.39
Piedmont Avenue Elementary School 4 Public K-5 332 0.52
Beach Elementary School 8 Public K-5 288 0.87
North Oakland Community Charter School 3 Charter K-5 119 1.03
Hoover Elementary School 3 Public K-5 262 1.04
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Park Day School NR Private K-8 304 0.11
Berkeley Rose Waldorf School NR Private PK, K-8 28 0.28
Pacific Boychoir Academy NR Private 3-8 27 0.29
SAT: Skinner Academic Tutoring NR Private 6-12 0 0.33
West Wind Academy NR Private 4-12 20 0.39
Oakland Military Institute, College Preparatory Academy 4 Charter 6-12 456 0.85
Home And Hospital Program NR Public K-12 12 1.05
Westlake Middle School 2 Public 6-8 314 1.07
Claremont Middle School 6 Public 6-8 487 1.14
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Oakland Technical High School 7 Public 9-12 1,796 0.25
Oakland International High School 2 Public 9-12 313 0.29
SAT: Skinner Academic Tutoring NR Private 6-12 0 0.33
West Wind Academy NR Private 4-12 20 0.39
Hillview Christian Academy NR Private K-12 0 0.44
Oakland Military Institute, College Preparatory Academy 4 Charter 6-12 456 0.85
Street Academy (Alternative) 2 Public 9-12 69 0.95
Home And Hospital Program NR Public K-12 12 1.05
Young Adult Program NR Public 12 126 1.05
St. Andrew M.B.C. Private P. C. P. C. NR Private K-12 37 1.25

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 4140 Opal Street, Oakland, CA

470 41st St, Oakland 4127 Shafter Ave, Oakland 415 42nd St, Oakland 461 41st St, Oakland 567 Oakland Ave, Oakland 457 41st St, Oakland 4130 Webster St, Oakland 426 41st St, Oakland 486 41st St, Oakland 4124 Telegraph Ave, Oakland 4126 Telegraph Ave, Oakland 4175 Opal St, Oakland 4174 Shafter Ave, Oakland 451 42nd St, Oakland 482 40th St, Oakland 468 41st St, Oakland 493 42nd St, Oakland 4123 Shafter Ave, Oakland 438 41st St, Oakland 4120 Webster St, Oakland

Nearby ZIP codes for 4140 Opal Street, Oakland, CA

94501, Alameda County, CA 94601, Alameda County, CA 94602, Alameda County, CA 94607, Alameda County, CA 94608, Alameda County, CA 94610, Alameda County, CA 94611, Alameda County, CA 94612, Alameda County, CA 94618, Alameda County, CA 94702, Alameda County, CA 94703, Alameda County, CA 94704, Alameda County, CA 94705, Alameda County, CA 94706, Alameda County, CA 94707, Alameda County, CA 94708, Alameda County, CA 94709, Alameda County, CA 94720, Alameda County, CA

Frequently asked questions

What is the year built for 4140 Opal Street, Oakland, CA 94609?

The development at 4140 Opal Street, Oakland, CA 94609 was built in 1914.

What is the total square footage of 4140 Opal Street, Oakland, CA 94609?

4140 Opal Street, Oakland, CA 94609 has a total of 1,525 square feet.

When was 4140 Opal Street, Oakland, CA 94609 last sold and what was the sale price?

4140 Opal Street, Oakland, CA 94609 was last sold on 11/04/2008 for $605,000.

What is the assessed value of 4140 Opal Street, Oakland, CA 94609?

4140 Opal Street, Oakland, CA 94609 is currently assessed at $895,904.

What are the property taxes for 4140 Opal Street, Oakland, CA 94609?

The property taxes for 4140 Opal Street, Oakland, CA 94609 total $11,448.

How many residential units does this building have?

This building has 2 residential unit(s).

Disclaimer

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All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

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