Google street view image for 1640 Walnut St Unit A, Berkeley, CA 94709

Off market

$1,127,003

•

1,382

sq ft

1640 Walnut St Unit A, Berkeley, CA 94709

About this home

1640 Walnut St Unit A is a 1,382 square foot condo with 3 bedrooms and 2 bathrooms. Based on Redfin's Berkeley data, we estimate the home's value is $1,127,003.

CondoProperty Type

1908Year Built

$815Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,127,003

$260K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 1.6% lower than the average sale price ($1.15M) of 6 comparable homes.

SOLD OCT 6, 2026
$920,000
A
2 beds1 bath1,170 sq ft
2024 Cedar St, Berkeley, CA 94709
SOLD AUG 24, 2026
$950,000
B
2 beds1 bath1,227 sq ft
2325 Howe St #1, Berkeley, CA 94705
SOLD OCT 26, 2026
$1,750,000
C
4 beds2 baths1,649 sq ft
1709 Milvia St, Berkeley, CA 94709
SOLD SEP 28, 2026
$1,300,000
D
2 beds1.5 baths1,501 sq ft
1655 Scenic Ave, Berkeley, CA 94709
SOLD OCT 20, 2026
$1,000,000
E
3 beds2 baths1,532 sq ft
1849 Arch St Unit A, Berkeley, CA 94709
SOLD APR 2, 2026
$950,000
F
2 beds1 bath1,363 sq ft
1519 Oxford St Unit E, Berkeley, CA 94709

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Earn from this home

Sell

$1,066,835

Est. take-home

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Rent

$3,831/mo

Redfin rental estimate

List your home for rent

Market trends in 94709, CA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

128.5%

+3.8% MoM

Median sale price

$1.6M

$149K MoM

Avg. days on market

15d

1 days MoM

Recently sold homes

2 MoM

New listings for sale

NEW 12 HRS AGO
$1,900,000
8 beds4 baths3,424 sq ft
1425 Martin Luther King Jr Way, Berkeley, CA 94709
OPEN SUN, 2PM TO 4PM
$895,000
3 beds1 bath1,368 sq ft
1208 Walnut St, Berkeley, CA 94709
See all

Provided by Redfin

Sale history for 1640 Walnut St Unit A

As the MLS and public records start to fill up, we'll list the details here.

Year

Property tax

Land + Additions

Assessment*

2025

$7,833 (+12.3%)

$105,557 + $287,508

$393,065

2024

$6,978 (+2.3%)

$103,487 + $281,873

$385,360

2023

$6,822 (+2.2%)

$101,459 + $276,347

$377,806

2022

$6,675

$97,520 + $265,618

$363,138

2021

$6,674 (+6.6%)

$97,520 + $265,618

$363,138

2020

$6,262 (+5.1%)

$95,608 + $260,412

$356,020

2019

$5,955 (+1.9%)

$94,628 + $257,742

$352,370

2018

$5,842 (+3.9%)

$92,773 + $252,690

$345,463

2017

$5,624 (+4.2%)

$89,172 + $242,880

$332,052

2016

$5,400 (+1.5%)

$89,172 + $242,880

$332,052

2015

$5,322 (+1.0%)

$87,423 + $238,118

$325,541

2014

$5,270 (+32.8%)

$84,424 + $229,949

$314,373

2013

$3,970 (+3.6%)

$84,424 + $229,949

$314,373

2012

$3,833 (+3.0%)

$49,342 + $158,878

$208,220

2011

$3,722 (+1.3%)

$48,374 + $155,764

$204,138

2010

$3,676 (−1.1%)

$47,426 + $152,710

$200,136

2009

$3,716

$47,072 + $151,569

$198,641

2008

$47,184 + $151,930

$199,114

Tax history for 1640 Walnut St Unit A

Year

Property tax

Land + Additions

Assessment*

2025

$7,833 (+12.3%)

$105,557 + $287,508

$393,065

2024

$6,978 (+2.3%)

$103,487 + $281,873

$385,360

2023

$6,822 (+2.2%)

$101,459 + $276,347

$377,806

2022

$6,675

$97,520 + $265,618

$363,138

2021

$6,674 (+6.6%)

$97,520 + $265,618

$363,138

2020

$6,262 (+5.1%)

$95,608 + $260,412

$356,020

2019

$5,955 (+1.9%)

$94,628 + $257,742

$352,370

2018

$5,842 (+3.9%)

$92,773 + $252,690

$345,463

2017

$5,624 (+4.2%)

$89,172 + $242,880

$332,052

2016

$5,400 (+1.5%)

$89,172 + $242,880

$332,052

2015

$5,322 (+1.0%)

$87,423 + $238,118

$325,541

2014

$5,270 (+32.8%)

$84,424 + $229,949

$314,373

2013

$3,970 (+3.6%)

$84,424 + $229,949

$314,373

2012

$3,833 (+3.0%)

$49,342 + $158,878

$208,220

2011

$3,722 (+1.3%)

$48,374 + $155,764

$204,138

2010

$3,676 (−1.1%)

$47,426 + $152,710

$200,136

2009

$3,716

$47,072 + $151,569

$198,641

2008

$47,184 + $151,930

$199,114

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

Zoning

R-4

Multi-Family Residential District

The purpose of the Multi-Family Residential (R-4) district is to: Implement the General Plan by encouraging development of relatively high-density residential areas; Make available housing for persons who desire both convenience of location and a reasonable amount of usable open space; Protect adjacent properties from unreasonable obstruction of light and air; Permit the construction of residential structures, such as residential hotels, which will provide housing opportunities for transient or seasonal residents; and Permit the construction of institutional and office uses that are not detrimental to the immediate neighborhood.

Permitted uses

Include but are not limited to:

Agriculture-Other
Housing-Other
Park & open space

Property details

Interior

Room Information
# of Rooms: 6

Exterior

Exterior Information
Construction Type: Wood
Building Construction Quality: Average

Property Information
Living Sq. Ft: 1,382
Building Sq. Ft: 1,382
# of Units: 1
# of Stories: 2

Lot Information
# of Buildings: 1
Legal Lot Number: 1
Municipality Name: BERKELEY INCORP
County Use Description: CONDOMINIUMS - SINGLE RESIDENT

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,382
Stories: 2.0
Parking Spaces: —
Basement: No
Accessible: No
Lot Size: —
Style: Condo/Co-op
Year Built: 1908
Year Renovated: 1940
County: Alameda County
APN: 058 217803100
HOA Dues: —
Garage: —
Features: —

Home facts updated by owner on Jan 29, 2025

Around this home

Schools

K - 12
Preschool & daycare

Berkeley Arts Magnet at Whittier School

Public K-5 • Assigned • 0.1mi

10/10

Berkeley High School

Public 9-12 • Assigned • 0.7mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

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

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 82° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

9/10 Air Factor

16 unhealthy days expected this year, 16 days in 30 years

Provided by First Street

Historical weather

Berkeley, CA • 94709

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 11.1 hours in June and 5 hours in December, placing it above the U.S. average for solar exposure.

11.1 hrs

5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.14M – $1.38M

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New listings for sale in 94709

NEW 12 HRS AGO

$1,900,000

8 beds4 baths3,424 sq ft

1425 Martin Luther King Jr Way, Berkeley, CA 94709

Two-story victorian • Walkable location • 6,075 sq ft lot

OPEN SUN, 2PM TO 4PMHOT HOME

$895,000

3 beds1 bath1,368 sq ft

1208 Walnut St, Berkeley, CA 94709

Enclosed deck • Brick fireplace • Natural light

Home values near 1640 Walnut St Unit A

Data from public records.

Address	Redfin Estimate
1636 Walnut Street, Berkeley, CA 5 Beds \| 2 Baths \| 2085 Sq. Ft.	$2,093,287
1643 Walnut Street, Berkeley, CA 4 Beds \| 3.5 Baths \| 2405 Sq. Ft.	$3,325,842
1647 Walnut Street, Berkeley, CA 6 Beds \| 6 Baths \| 3118 Sq. Ft.	—
1634 Walnut Street, Berkeley, CA 7 Beds \| 4 Baths \| 3013 Sq. Ft.	$1,843,896
1637 Walnut Street, Berkeley, CA 4 Beds \| 2 Baths \| 3376 Sq. Ft.	$2,001,637
1629 Walnut Street, Berkeley, CA 5 Beds \| 5 Baths \| 3979 Sq. Ft.	—
1640 Walnut Street Unit D, Berkeley, CA 1 Beds \| 1 Baths \| 652 Sq. Ft.	$604,275

Address	Redfin Estimate
1641 Walnut Street, Berkeley, CA 4 Beds \| 4 Baths \| 3345 Sq. Ft.	$1,821,582
1631 Walnut Street, Berkeley, CA - Beds \| 12 Baths \| 5564 Sq. Ft.	—
1625 Walnut Street, Berkeley, CA 5 Beds \| 4 Baths \| 3626 Sq. Ft.	$1,599,489
1700 Walnut Street, Berkeley, CA 5 Beds \| 2 Baths \| 2560 Sq. Ft.	$1,308,084
1632 Walnut Street, Berkeley, CA 4 Beds \| 2 Baths \| 2280 Sq. Ft.	$2,249,390
1640 Walnut Street Unit B, Berkeley, CA 1 Beds \| 1 Baths \| 694 Sq. Ft.	$580,047
1635 Walnut Street, Berkeley, CA - Beds \| - Baths \| - Sq. Ft.	$1,518,283

Address	Redfin Estimate
1628 Walnut Street, Berkeley, CA 5 Beds \| 5 Baths \| 2466 Sq. Ft.	$1,926,688
1710 Walnut Street, Berkeley, CA 7 Beds \| 12 Baths \| 5304 Sq. Ft.	—
1620 Walnut Street, Berkeley, CA 3 Beds \| 3 Baths \| 2266 Sq. Ft.	$2,214,751
1704 Walnut Street, Berkeley, CA - Beds \| - Baths \| - Sq. Ft.	—
1624 Walnut Street, Berkeley, CA 4 Beds \| 2 Baths \| 2286 Sq. Ft.	$1,779,537
1640 Walnut Street Unit C, Berkeley, CA 1 Beds \| 1 Baths \| 694 Sq. Ft.	$636,490
1640 Walnut Street, Berkeley, CA - Beds \| - Baths \| - Sq. Ft.	$1,088,606

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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 94709, CA

Sale history for 1640 Walnut St Unit A

Tax history for 1640 Walnut St Unit A

Zoning

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94709

Home values near 1640 Walnut St Unit A

More real estate resources