223 S Humboldt St

$1,198,000
Price
4
Beds
1,510 Sq. Ft.
$793 / Sq. Ft.
1,510
Sq. Ft.
$793
per Sq. Ft.

Description

Charming and move-in ready single-family home in the heart of San Mateo! This beautifully updated 4-bedroom, 2-bath residence features a remodeled main kitchen and bathrooms, a spacious living area with a wood-burning fireplace, and abundant natural light throughout. An additional kitchen in the back offers flexible use, ideal for in-law quarters or a separate living space. The extra-large lot with R3 zoning provides tremendous upside potential to add an ADU or explore multi-unit development options....Charming and move-in ready single-family home in the heart of San Mateo! This beautifully updated 4-bedroom, 2-bath residence features a remodeled main kitchen and bathrooms, a spacious living area with a wood-burning fireplace, and abundant natural light throughout. An additional kitchen in the back offers flexible use, ideal for in-law quarters or a separate living space. The extra-large lot with R3 zoning provides tremendous upside potential to add an ADU or explore multi-unit development options. Ample driveway parking accommodates multiple cars. Conveniently located less than half a mile to the Caltrain station, and just minutes from vibrant Downtown San Mateo, major employers like Snowflake, SurveyMonkey, Roblox, and Gilead, with easy access to Hwy 101 and 92. Perfectly situated between San Francisco and Silicon Valley and only 10 minutes to SFO. A rare opportunity to enjoy comfort today with incredible future potential!

Property Details for 223 South Humboldt Street

MLS City Name
SAN MATEO
Building Type
Detached
Garage Spaces
1
Cross Street
2nd Ave
LISTING UPDATED: 12/12/2025 09:44 AM

Property Details for 223 South Humboldt Street

StatusContingent
MLS #ML82025448
Days on Compass55
Taxes-
HOA Fees-
Condo/Co-op Fees-
Compass TypeSingle Family
MLS TypeSingle-Family Homes / Detached
Year Built1946
Lot Size0.18 AC / 7,828 SF
CountySan Mateo County

Location

Listing Courtesy of Christie's International Real Estate Sereno, Mandana Simai, DRE #01437800
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Building Information for 223 South Humboldt Street

Stories1Year Built1946Building Size-Lot Size0.18 AC / 7,828 SF

Payment Calculator

$7,540 per month

30 year fixed, 6.28% Interest

Principal and Interest

$5,920

Property Taxes

$1,620

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Property Information for 223 South Humboldt Street

Features
Room Information
  • Dining Room: Eat in Kitchen, No Formal Dining Room
  • Family Room: Kitchen / Family Room Combo, Separate Family Room
  • Kitchen: Garbage Disposal, Microwave, Oven Range, Refrigerator
  • Number of Full Bathrooms: 2
Features
  • Fireplace: Yes
  • Fireplaces: Living Room, Wood Burning
  • Fireplaces Min: 1
  • Flooring: Hardwood
  • Laundry: Inside, Washer / Dryer
  • Living SqFt: 1510
  • Pool: No
Utilities
  • Cooling: None
  • Heating: Forced Air
  • Sewer Septic: Sewer - Public
  • Utilities: Public Utilities
  • Water: Public
Garage
  • Garage and Parking: Attached Garage, Covered Parking, Tandem Parking
  • Garage Max: 1
  • Garage Min: 1
Property Details
Homeowners Association
  • HOA Exists: 0
  • HOA Fee: $0
Property Details
  • Area Text: Bowie Estate Etc.
  • Roof: Composition
  • Stories: One Story
  • Subclass: Single Family Home
  • Year Built Source: Assessor
  • Street Number: 223
  • Street Name: Humboldt
  • Street Direction Prefix: South
  • Street Suffix: Street
  • Area ID: 416
Lot / Property Details
Building Information
  • Number Of Stories: 1
  • Structure SqFt: 1510
  • Structure SqFt Source: Assessor
  • Age: 79
Development Information
  • Construction Type: Wood Frame
  • Zoning Detail: RM0003
Location Information
  • Parcel Number: 033-134-220
  • County Name: San Mateo
  • City Name: SAN MATEO
  • City Postal ID: 62
  • Postal Code: 94401
  • Elementary School District: 938
  • High School District Text: San Mateo Union High
Lot Information
  • Foundation: Concrete Perimeter
  • Horse Property: No
  • Lot Acres: .18
  • Lot Description: Regular
  • Lot Size Area Maximum Units: Square Feet
  • Lot Size Area Minimum Units: Square Feet
  • Lot Size Source: Assessor

Property History for 223 South Humboldt Street

DateEvent & SourcePriceAppreciation
Dec 12, 2025

Pending

EBRD #ML82025448

Dec 12, 2025

Contingent - Show

MLSListings #ML82025448

Dec 1, 2025

Price Change

EBRD #ML82025448

$1,198,000
Dec 1, 2025

Price Change

MLSListings #ML82025448

$1,198,000
Oct 21, 2025

Listed (Active)

MLSListings #ML82025448

$1,598,000
Oct 21, 2025

Listed (Active)

EBRD #ML82025448

$1,598,000
May 10, 2024

Withdrawn

EBRD #ML81958698

May 10, 2024

Withdrawn

MLSListings #ML81958698

$1,628,888
Apr 15, 2024

Price Change

EBRD #ML81958698

$1,628,888
Apr 15, 2024

Price Change

MLSListings #ML81958698

$1,628,888
Mar 23, 2024

Listed (Active)

EBRD #ML81958698

$1,668,888
Mar 22, 2024

Listed (Active)

MLSListings #ML81958698

$1,668,888
Mar 21, 2022

Sold

MLSListings #ML81881005

$1,400,000
Mar 21, 2022

Sold

EBRD #ML81881005

$1,400,000
Mar 21, 2022

Sold

RESFAR #81881005

$1,400,000
Mar 14, 2022

Sold (Public Record)

Public Record #1487004833

$1,400,000
Mar 10, 2022

Pending

RESFAR #81881005

Mar 10, 2022

Pending

EBRD #ML81881005

Mar 10, 2022

Pending

MLSListings #ML81881005

Mar 4, 2022

Listed (Active)

EBRD #ML81881005

$1,098,000
Mar 4, 2022

Listed (Active)

MLSListings #ML81881005

$1,098,000
Mar 4, 2022

Listed (Active)

RESFAR #81881005

$1,098,000
DateEvent & SourcePrice
12/12/2025

Pending

EBRD #ML82025448

12/12/2025

Contingent - Show

MLSListings #ML82025448

12/01/2025

Price Change

EBRD #ML82025448

$1,198,000
12/01/2025

Price Change

MLSListings #ML82025448

$1,198,000
10/21/2025

Listed (Active)

MLSListings #ML82025448

$1,598,000
10/21/2025

Listed (Active)

EBRD #ML82025448

$1,598,000
05/10/2024

Withdrawn

EBRD #ML81958698

05/10/2024

Withdrawn

MLSListings #ML81958698

$1,628,888
04/15/2024

Price Change

EBRD #ML81958698

$1,628,888
04/15/2024

Price Change

MLSListings #ML81958698

$1,628,888
03/23/2024

Listed (Active)

EBRD #ML81958698

$1,668,888
03/22/2024

Listed (Active)

MLSListings #ML81958698

$1,668,888
03/21/2022

Sold

MLSListings #ML81881005

$1,400,000
03/21/2022

Sold

EBRD #ML81881005

$1,400,000
03/21/2022

Sold

RESFAR #81881005

$1,400,000
03/14/2022

Sold (Public Record)

Public Record #1487004833

$1,400,000
03/10/2022

Pending

RESFAR #81881005

03/10/2022

Pending

EBRD #ML81881005

03/10/2022

Pending

MLSListings #ML81881005

03/04/2022

Listed (Active)

EBRD #ML81881005

$1,098,000
03/04/2022

Listed (Active)

MLSListings #ML81881005

$1,098,000
03/04/2022

Listed (Active)

RESFAR #81881005

$1,098,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 223 South Humboldt Street

Taxable ValueLand$1,326,510Additions$159,181Total$1,485,691
Tax Record2024$19,446 ($1,620 / month)
Home Facts
Beds4Total Finished SqFt1,510 SqFtAbove Grade Finished SqFt1,510 SqFtStories1Lot Size7,828 SqFtStyleSingle Family ResidenceYear Built1946ZoningRM0003CountySAN MATEOAPN033-134-220Fireplace TypeHas Fireplace

Schools near 223 South Humboldt Street

This home is within San Mateo Union High School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Public - K to 5
Rating
School
Distance
Meadow Heights Elementary School
PublicK to 5

Abbott Middle School
Public6 to 8

San Mateo High School
Public9 to 12

Beach Park Elementary
PublicK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Christie's International Real Estate Sereno, Mandana Simai, DRE #01437800

Based on information from one of the following Multiple Listing Services: San Francisco Association of Realtors, the MLSListings MLS, the BAREIS MLS, the EBRD MLS, Shasta Association of REALTORS® Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by San Francisco Association of Realtors, the MLSListings MLS, the BAREIS MLS, the EBRD MLS, Shasta Association of REALTORS® is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.