Google street view image for 243 Union St, San Rafael, CA 94901

Off Market Sep 1983 for $525K

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Est. refi paymentEst. refi $3,402/mo

—

•

— ba

•

7,505

sq ft

243 Union St, San Rafael, CA 94901

About this home

243 Union St is a 7,505 square foot multi-family home on a 7,128 square foot lot. - it last sold on September 15, 1983 for $525,000.

Multi-familyProperty Type

1964Year Built

7,128 sq ftLot Size

$70Price/Sq.Ft.

Source:Public Records

Redfin Estimate

There isn’t enough information to generate an accurate estimate at this time. Learn More

Market trends in 94901, CA

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

102.7%

+0.3% MoM

Median sale price

$1.5M

$102K MoM

Avg. days on market

23d

1 days MoM

Recently sold homes

107

7 MoM

New listings for sale

OPEN TODAY, 1PM TO 4PM
$1,475,000
4 beds3 baths1,916 sq ft
114 Bungalow Ave, San Rafael, CA 94901
OPEN SUN, 1PM TO 4PM
$2,795,000
4 beds2.5 baths2,645 sq ft
81 Bay Way, San Rafael, CA 94901
OPEN SUN, 12PM TO 2PM
$1,895,000
3 beds2.5 baths1,821 sq ft
115 Oak Dr, San Rafael, CA 94901
(415) 901-1700
OPEN TODAY, 2PM TO 4PM
$2,395,000
5 beds3 baths2,596 sq ft
125 Convent Ct, San Rafael, CA 94901
(415) 345-3000
OPEN SUN, 1PM TO 4PM
$1,249,000
2 beds2 baths1,239 sq ft
233 Humboldt St, San Rafael, CA 94901
OPEN SUN, 1PM TO 4PM
$825,000
3 beds2 baths1,592 sq ft
67 Corte Mesa Dr, San Rafael, CA 94901
OPEN TODAY, 1PM TO 4PM
$899,000
2 beds1 bath832 sq ft
115 Antonette Ave, San Rafael, CA 94901
OPEN SUN, 2PM TO 4PM
$1,275,000
3 beds2 baths1,522 sq ft
202 Solano St, San Rafael, CA 94901
OPEN SUN, 2PM TO 4PM
$429,000
2 beds1.5 baths896 sq ft
460 Vista Del Mar, San Rafael, CA 94901
(415) 407-5324
OPEN TODAY, 1PM TO 4PM
$1,728,000
4 beds2.5 baths2,262 sq ft
12 Longwood Dr, San Rafael, CA 94901
See all

Provided by Redfin

Sale history for 243 Union St

Year

Property tax

Land + Additions

Assessment*

2025

$43,194 (+3.0%)

$823,909 + $1,435,075

$2,258,984

2024

$41,953 (+3.8%)

$807,759 + $1,406,946

$2,214,705

2023

$40,421 (+4.4%)

$791,923 + $1,379,362

$2,171,285

2022

$38,729 (+1.3%)

$776,400 + $1,352,325

$2,128,725

2021

$38,229 (+0.5%)

$761,179 + $1,325,813

$2,086,992

2020

$38,036 (+4.0%)

$746,259 + $1,299,826

$2,046,085

2019

$36,574 (+0.7%)

$738,608 + $1,286,500

$2,025,108

2018

$36,336 (+2.9%)

$724,131 + $1,261,284

$1,985,415

2017

$35,314 (+3.3%)

$696,020 + $1,212,319

$1,908,339

2016

$34,170 (+4.5%)

$696,020 + $1,212,319

$1,908,339

2015

$32,706 (+5.3%)

$682,373 + $1,188,549

$1,870,922

2014

$31,073 (+1.5%)

$658,966 + $1,147,780

$1,806,746

2013

$30,602 (+4.7%)

$658,966 + $1,147,780

$1,806,746

2012

$29,225 (+3.5%)

$655,989 + $1,142,595

$1,798,584

2011

$28,239 (+1.1%)

$643,130 + $1,120,196

$1,763,326

2010

$27,930 (+2.5%)

$630,522 + $1,098,237

$1,728,759

2009

$27,238 (+5.2%)

$625,811 + $1,090,031

$1,715,842

2008

$25,896

$627,300 + $1,092,624

$1,719,924

Tax history for 243 Union St

Year

Property tax

Land + Additions

Assessment*

2025

$43,194 (+3.0%)

$823,909 + $1,435,075

$2,258,984

2024

$41,953 (+3.8%)

$807,759 + $1,406,946

$2,214,705

2023

$40,421 (+4.4%)

$791,923 + $1,379,362

$2,171,285

2022

$38,729 (+1.3%)

$776,400 + $1,352,325

$2,128,725

2021

$38,229 (+0.5%)

$761,179 + $1,325,813

$2,086,992

2020

$38,036 (+4.0%)

$746,259 + $1,299,826

$2,046,085

2019

$36,574 (+0.7%)

$738,608 + $1,286,500

$2,025,108

2018

$36,336 (+2.9%)

$724,131 + $1,261,284

$1,985,415

2017

$35,314 (+3.3%)

$696,020 + $1,212,319

$1,908,339

2016

$34,170 (+4.5%)

$696,020 + $1,212,319

$1,908,339

2015

$32,706 (+5.3%)

$682,373 + $1,188,549

$1,870,922

2014

$31,073 (+1.5%)

$658,966 + $1,147,780

$1,806,746

2013

$30,602 (+4.7%)

$658,966 + $1,147,780

$1,806,746

2012

$29,225 (+3.5%)

$655,989 + $1,142,595

$1,798,584

2011

$28,239 (+1.1%)

$643,130 + $1,120,196

$1,763,326

2010

$27,930 (+2.5%)

$630,522 + $1,098,237

$1,728,759

2009

$27,238 (+5.2%)

$625,811 + $1,090,031

$1,715,842

2008

$25,896

$627,300 + $1,092,624

$1,719,924

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

Zoning and permits

Zoning
Permits

MR3

Multifamily Residential Districts - Medium-Density

The medium-density residential districts provide opportunities for a mixture of residential types, including detached single-family residences, duplexes and multifamily dwellings at medium densities. Desired styles of development within this district include garden apartments and condominiums.; Medium-density multifamily residential districts are included in the medium-density residential land use category with densities ranging from 2,000 sq ft to 3,000 sq ft per dwelling unit.

Permitted uses

Include but are not limited to:

Garden center
Housing-Single unit
Housing-Multiple units
Housing-Senior
Educational/school
Recreation
Park & open space

Property details

Exterior

Property Information
Subdivision Name: SAN RAFAEL DEV
Living Sq. Ft: 7,505
Building Sq. Ft: 7,505
# of Units: 12

Lot Information
# of Buildings: 1
Land Sq. Ft: 7,128
Legal Lot Number: 10
Legal Block Number: A
Municipality Name: SAN RAFAEL
Acres: 0.1636
County Use Description: MULTI FAMILY RESID

Financial

Assessor Information
Assessment Year: 2026
Tax Area: SAN RAFAEL

Public facts

Beds: —
Baths: —
Sq. Ft.: 7,505
Stories: —
Lot Size: 7,128 square feet
Style: Multi-Family (5+ Unit)
Year Built: 1964
Year Renovated: 1964
County: Marin County
APN: 014-024-13

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Coleman Elementary School

Public K-5 • Assigned • 0.3mi

7/10

James B. Davidson Middle School

Public 6-8 • Assigned • 0.9mi

6/10

San Rafael High School

Public 9-12 • Assigned • 0.4mi

6/10

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

2/10 Fire Factor

0.00% chance of being in a wildfire in next 30 years

3/10 Heat Factor

7 days above 85° expected this year, 15 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

8/10 Air Factor

15 unhealthy days expected this year, 15 days in 30 years

Provided by First Street

Historical weather

San Rafael, CA • 94901

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

10.6 hrs

5 hrs

JuneDecember

Provided by Shadowmap

Is this your home?

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Home values near 243 Union St

Data from public records.

Address	Redfin Estimate
265 Union Street, San Rafael, CA 4 Beds \| 2 Baths \| 2391 Sq. Ft.	$1,118,580
257 Union Street, San Rafael, CA 4 Beds \| 3 Baths \| 2220 Sq. Ft.	$1,145,728

Address	Redfin Estimate
239 Union Street, San Rafael, CA 3 Beds \| 1 Baths \| 977 Sq. Ft.	$1,386,610
256 Union Street, San Rafael, CA 2 Beds \| 2 Baths \| 847 Sq. Ft.	$838,485

Address	Redfin Estimate
234 Union Street, San Rafael, CA 4 Beds \| 3 Baths \| 2715 Sq. Ft.	$1,615,653
225 Union Street, San Rafael, CA 3 Beds \| 2 Baths \| 1274 Sq. Ft.	$1,032,150

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Market trends in 94901, CA

Sale history for 243 Union St

Tax history for 243 Union St

Zoning and permits

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Is this your home?

Nearby similar homes

New listings for sale in 94901

Home values near 243 Union St

More real estate resources