Search
Duplex with Separate Meters
For Sale
$1,650,000

229 N Humboldt Street San, San Mateo, CA 94401

Two spacious residences offer flexible owner-use and rental-income potential, with private garages and in-unit laundry.

Property SizeContact for details
Lot Size0.15 Acres
Days on Market234

Property Features for 229 N Humboldt Street San

General Information

Standard status Active
Lot size 0.15 Acres
Property subtype Duplex

Site & Location

Highway Access Yes
Public Transit Yes

Units

Unit Mix 4BR/2BA, 3BR/2.5BA
Multifamily Units 2

Amenities

in-unit washer and dryer
private garage parking
yard space
Central Forced Air - Gas
Washer/Dryer
Public Utilities, Water - Public, Individual Electric Meters, Individual Gas Meters, Shingle

Building Details

Year Built 1941
Listing Agency: REMAX Gold Pacifica
Listed By: Mauricio Rodriguez · License #02178402
Source: Kw
Added: Jan 10 Changed: Aug 31 Last Checked: Aug 4 at 2:01PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of REMAX Gold Pacifica

Investment Insights

Based on property information with market context.

Built in 1941, this duplex includes two separately metered residences on a 6,450-square-foot lot. The vacant upper-capacity residence has four bedrooms and two bathrooms, with refreshed flooring, renovated bathrooms, and an updated kitchen. The second residence includes three bedrooms and two-and-a-half bathrooms and is occupied under a month-to-month lease. Both units provide private laundry and garage parking, while the property also includes yard space and additional on-site parking.

The property is located less than one mile from downtown San Mateo, Caltrain, and San Mateo High School, with access to Highway 101. Public water service and individual electric and gas meters are in place. Central forced-air gas heating serves the building.

Key Highlights

  • Two‑unit property on a 6,450 sq ft lot, built in 1941
  • Vacant 4‑bedroom, 2‑bath residence with updated flooring, remodeled baths, and an updated kitchen
  • Tenant‑occupied 3‑bedroom, 2.5‑bath residence on a month‑to‑month lease

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Barber Shop Law Firm Florist Cosmetic Store (Bike/Boat/Book/etc) Store Clothing & Fashion Store

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

2
Residential units
Yes
Highway access

Location Intelligence

Trade Area within ½ mile

3,504
Businesses Nearby

Demographics for 94401, CA

35,249
Population
13,798
Households
2.6
Avg Household Size
37
Median Age
45%
College-Educated
85%
High-School Grad
3.1 sq mi
ZIP Area
11,371
Density / Sq Mi
$121,258
Median Household Income
$57,724
Median Earnings
$2,713
Median Rent
$1,123,300
Median Home Value

Market

Vacancy Rate% for Multifamily in West region

7% 2022
7.8% 2023
8.6% 2024
8.6% 2025
Rey
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.

Frequently Asked Questions

What type of property is this?
Duplex - Two spacious residences offer flexible owner-use and rental-income potential, with private garages and in-unit laundry.
Where is this duplex located?
The property is located at 229 N Humboldt Street San San Mateo, CA.
What is the asking price?
The asking price for this property is $1,650,000.
What are key features of this property?
This property features: Two‑unit property on a 6,450 sq ft lot, built in 1941; Vacant 4‑bedroom, 2‑bath residence with updated flooring, remodeled baths, and an updated kitchen; Tenant‑occupied 3‑bedroom, 2.5‑bath residence on a month‑to‑month lease
More about this property
Thanks! Your message was sent.
Error! Your message wasn't sent.
Please enter your name
Please enter email
Please enter the email in the correct format
Please enter phone
Please enter the number in the correct format
Please enter message