143-145 N Humboldt Street, San Mateo, CA 94401

$1,780,000
4,008
SqFt

Show Photos

Verify your account to unlock exclusive photos, mortgage tools, and more.

List Price
$1,780,000
Status
PENDING
MLS#
ML82056708
Closing Date
Sep 18, 2026
Year Built
1986
Property Type
Duplex
Living Area
4,008
Lot Size
7,602
Acres
0.17
County
San Mateo

Property Description

Exceptional duplex investment opportunity in a desirable San Mateo location! Build in 1986, this well-maintained property features two spacious 3 bedroom, 2.5-baths units, each with an attached one-car garage, private driveway parking, and generous living space. Large rear yard offers excellent potential to add an ADU or explore future expansion possibilities(Buyer to verify with the City of San Mateo). Ideally located just minutes from vibrant Downtown San Mateo, Caltrain, shopping, dining, parks, and major commute routes including Highways 101 and 92. An outstanding opportunity for investors or owner-occupants seeking strong rental income and long-term upside.

Additional Information

Roof
Other
Water Sewer
Public
Elementary School
San Mateo-Foster City Elementary
High School
San Mateo Union High

Mortgage Calculator

Amount of Loan
Annual Interest Rate
%
Term of Loan
Years

Does not include any taxes or fees.
Please consult a financial professional.
Calculator source: Real Geeks

Listing courtesy of Wendy L. Ng from WEM Pacific Investment Inc.. 650-991-9988

Bay East © 2026. CCAR © 2026. BridgeMLS © 2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated on: