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First Security Loan Corporation 900 Mission Ave 145 - 3,090 SF of Space Available in San Rafael, CA 94901

HIGHLIGHTS

  • Excellent natural light throughout
  • Great downtown location
  • Easy access to Hwy 101 and San Rafael Transit Center
  • On-site property management

ALL AVAILABLE SPACES(5)

Display Rental Rate as

  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 1st Floor, Ste C
  • 1,560 SF
  • Negotiable
  • $25.32 /SF/YR $2.11 /SF/MO $272.54 /m²/YR $22.71 /m²/MO $3,292 /MO $39,499 /YR
  • Office/Retail
  • Full Build-Out
  • Now

$3,300/month + $200 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Fully Built-Out as Standard Office
  • 2nd Floor, Ste 1A
  • 145 SF
  • Negotiable
  • $41.40 /SF/YR $3.45 /SF/MO $445.63 /m²/YR $37.14 /m²/MO $500.25 /MO $6,003 /YR
  • Office
  • Full Build-Out
  • Now

$500/month + $50 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Fully Built-Out as Standard Office
  • 2nd Floor, Ste 1B
  • 342 SF
  • Negotiable
  • $28.08 /SF/YR $2.34 /SF/MO $302.25 /m²/YR $25.19 /m²/MO $800.28 /MO $9,603 /YR
  • Office
  • Full Build-Out
  • Now

$800/month + $75 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Fully Built-Out as Standard Office
  • 2nd Floor, Ste 4
  • 744 SF
  • Negotiable
  • $8.04 /SF/YR $0.67 /SF/MO $86.54 /m²/YR $7.21 /m²/MO $498.48 /MO $5,982 /YR
  • Office
  • Full Build-Out
  • Now

$500/month + $100 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Fully Built-Out as Standard Office
  • 2nd Floor, Ste 4A
  • 299 SF
  • Negotiable
  • $30.12 /SF/YR $2.51 /SF/MO $324.21 /m²/YR $27.02 /m²/MO $750.49 /MO $9,006 /YR
  • Office
  • Full Build-Out
  • Now

$750/month + $50 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Open Floor Plan Layout
  • Fully Built-Out as Standard Office
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste C 1,560 SF Negotiable $25.32 /SF/YR $2.11 /SF/MO $272.54 /m²/YR $22.71 /m²/MO $3,292 /MO $39,499 /YR Office/Retail Full Build-Out Now
2nd Floor, Ste 1A 145 SF Negotiable $41.40 /SF/YR $3.45 /SF/MO $445.63 /m²/YR $37.14 /m²/MO $500.25 /MO $6,003 /YR Office Full Build-Out Now
2nd Floor, Ste 1B 342 SF Negotiable $28.08 /SF/YR $2.34 /SF/MO $302.25 /m²/YR $25.19 /m²/MO $800.28 /MO $9,603 /YR Office Full Build-Out Now
2nd Floor, Ste 4 744 SF Negotiable $8.04 /SF/YR $0.67 /SF/MO $86.54 /m²/YR $7.21 /m²/MO $498.48 /MO $5,982 /YR Office Full Build-Out Now
2nd Floor, Ste 4A 299 SF Negotiable $30.12 /SF/YR $2.51 /SF/MO $324.21 /m²/YR $27.02 /m²/MO $750.49 /MO $9,006 /YR Office Full Build-Out Now

1st Floor, Ste C

Size
1,560 SF
Term
Negotiable
Rental Rate
$25.32 /SF/YR $2.11 /SF/MO $272.54 /m²/YR $22.71 /m²/MO $3,292 /MO $39,499 /YR
Space Use
Office/Retail
Condition
Full Build-Out
Available
Now

2nd Floor, Ste 1A

Size
145 SF
Term
Negotiable
Rental Rate
$41.40 /SF/YR $3.45 /SF/MO $445.63 /m²/YR $37.14 /m²/MO $500.25 /MO $6,003 /YR
Space Use
Office
Condition
Full Build-Out
Available
Now

2nd Floor, Ste 1B

Size
342 SF
Term
Negotiable
Rental Rate
$28.08 /SF/YR $2.34 /SF/MO $302.25 /m²/YR $25.19 /m²/MO $800.28 /MO $9,603 /YR
Space Use
Office
Condition
Full Build-Out
Available
Now

2nd Floor, Ste 4

Size
744 SF
Term
Negotiable
Rental Rate
$8.04 /SF/YR $0.67 /SF/MO $86.54 /m²/YR $7.21 /m²/MO $498.48 /MO $5,982 /YR
Space Use
Office
Condition
Full Build-Out
Available
Now

2nd Floor, Ste 4A

Size
299 SF
Term
Negotiable
Rental Rate
$30.12 /SF/YR $2.51 /SF/MO $324.21 /m²/YR $27.02 /m²/MO $750.49 /MO $9,006 /YR
Space Use
Office
Condition
Full Build-Out
Available
Now

1st Floor, Ste C

Size 1,560 SF
Term Negotiable
Rental Rate $25.32 /SF/YR
Space Use Office/Retail
Condition Full Build-Out
Available Now

$3,300/month + $200 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

2nd Floor, Ste 1A

Size 145 SF
Term Negotiable
Rental Rate $41.40 /SF/YR
Space Use Office
Condition Full Build-Out
Available Now

$500/month + $50 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

2nd Floor, Ste 1B

Size 342 SF
Term Negotiable
Rental Rate $28.08 /SF/YR
Space Use Office
Condition Full Build-Out
Available Now

$800/month + $75 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

2nd Floor, Ste 4

Size 744 SF
Term Negotiable
Rental Rate $8.04 /SF/YR
Space Use Office
Condition Full Build-Out
Available Now

$500/month + $100 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout

2nd Floor, Ste 4A

Size 299 SF
Term Negotiable
Rental Rate $30.12 /SF/YR
Space Use Office
Condition Full Build-Out
Available Now

$750/month + $50 CAM/Month

  • Rate includes utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Open Floor Plan Layout

PROPERTY OVERVIEW

900 Mission Avenue offers a collection of light-filled office suites designed to accommodate a range of professional uses. The building features multiple small offices, most of which are located on the second floor and benefit from abundant natural light through large windows. In addition, a versatile 1,560 square foot ground-floor space is available, suitable for office or retail use, providing excellent visibility and accessibility. With a mix of functional layouts and a bright, professional atmosphere, this property presents a unique opportunity for businesses seeking space in central San Rafael.

PROPERTY FACTS

Building Type
Office
Year Built
1964
Building Height
2 Stories
Building Size
10,600 SF
Building Class
C
Typical Floor Size
5,300 SF
Parking
27 Surface Parking Spaces

SELECT TENANTS

  • FLOOR
  • TENANT NAME
  • INDUSTRY
  • 2nd
  • Allstate Insurance Company
  • Finance and Insurance
  • 1st
  • Capital Alliance Advisors, Inc.
  • Finance and Insurance
  • 1st
  • Chance 18 LLC
  • Public Administration
  • 1st
  • Chesterfield Management
  • Professional, Scientific, and Technical Services
  • 2nd
  • Create Marin
  • -
  • 2nd
  • Inner Architect
  • Professional, Scientific, and Technical Services
  • 2nd
  • Raquel Heck
  • -
  • Unknown
  • REGENCY REAL ESTATE INC
  • -
  • 2nd
  • Residential Capital Mortgage
  • -
  • 2nd
  • Rob Dixon
  • -

ATTACHMENTS

900 Mission Avenue for Lease
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Walk Score®
Walker's Paradise (95)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®
Learn How It Works Detailed Scores
(415) 461-1010

Still interested?

Contact the broker for more information about this property

CONTACT

  • Dan Borenstein
    Dan Borenstein

  • Listing ID: 37747687

  • Date on Market: 9/19/2025

  • Last Updated:

  • Address: 900 Mission Ave, San Rafael, CA 94901

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First Security Loan Corporation | 900 Mission Ave

Dan Borenstein
(415) 461-1010

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