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$1,880,000
29 Days On Site

117 N Delaware Street
San Mateo, CA 94401

For Sale|Duplex|Active
0
Beds
0
Total Baths
4,165
SqFt
$451
/SqFt
1990
Built
County:
San Mateo
Listed by Tim Gilmartin of Gilmartin Group tim@thegilmartins.com
Call Now: (800) 215-5000
Is this the listing for you? We can help make it yours.
(800) 215-5000
117 N Delaware Street117 N Delaware Street117 N Delaware Street117 N Delaware Street
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Monthly Payment (Est.)

$8,577
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2026 Information is deemed reliable but not guaranteed.

A high-quality Peninsula duplex with stable income, minimal expense drag, and clearly defined long-term upside.117 N. Delaware Street presents a rare opportunity to acquire a well-located duplex in the heart of San Mateo. The property consists of two large units, each configured as 3 bedrooms and 2 bathrooms with garage parking offering strong fundamentals for both owner-occupiers and long-term investors. With tenants in place for over 20 years, the asset provides stable in-place income and a clear path for predictable rent growth under California rent control guidelines. The property currently generates $7,610 per month ($91,320 annually), with a highly efficient expense. Market rents for comparable units are estimated at approximately $4,500+ per month, indicating meaningful long-term upside. At market levels, the property would generate approximately $108,000. Generous layouts, strong rental demand and a desirable unit mix support long-term growth and income optimization. Don't miss this rare opportunity whether as an investment or a property you could occupy!

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Listing Snapshot
Price 
$1,880,000
Days On Site 
29 Days
Bedrooms 
N/A
Inside Area (SqFt) 
4,165 sqft
Total Baths 
N/A
Full Baths 
N/A
Partial Baths 
N/A
Lot Size 
0.132 Acres
Year Built 
1990
MLS® Number 
ML82043896
Status 
Active
Property Tax 
$25,839
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
Assessor
Friends & Family
Recent Activity
3 weeks agoListing updated with changes from the MLS®
4 weeks agoListing first seen on site
General Features
Acres 
0.132
Carport 
2
Foundation 
Concrete Perimeter
Garage 
Yes
Garage Spaces 
4
Number Of Stories 
2
Parking 
Carport
Parking Spaces 
2
Property Sub Type 
Duplex
Sewer 
Public Sewer
Special Circumstances 
Standard
SqFt Total 
4165
Water Source 
Public
Zoning 
RM0004
Interior Features
Cooling 
None
Flooring 
CarpetTile
Heating 
Central
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Exterior Features
Roof 
Shingle
Community Features
MLS Area 
699 - Not Defined
School District 
Other
Schools
School District
Other
Elementary School
Unknown
Middle School
Unknown
High School
Unknown


This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. The display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, the Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.

Neighborhood & Commute
Source: Walkscore
Disclosure: Community information and market data powered by Constellation Data Labs. Information is deemed reliable but not guaranteed.
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