102 E 20th Ave, San Mateo, CA 94403
OFF MARKET

102 E 20th Ave
San Mateo, CA 94403

Twenty-Fifth Ave
  • 2 Beds
  • 1 Bath
  • 760 sqft

$1,106,200

Trulia Estimate
as of Aug 8, 2026
Est. Refi. Payment $6,701/mo*
Refinance Your Home

$1,106,200

Trulia Estimate
as of Aug 8, 2026
Est. Refi. Payment $6,701/mo*
Refinance Your Home
2 Beds
1 Bath
760 sqft

Local Information

  • Map ViewExplore the area around 102 E 20th Ave.
  • Schools1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1920
Living Area
760 sqft
Price/Sqft
$1,456
Parking
Garage

About this House

This single-family home is located at 102 E 20th Ave, San Mateo, CA. 102 E 20th Ave is in the Twenty-Fifth Ave neighborhood in San Mateo, CA and in ZIP code 94403. This property has 2 bedrooms, 1 bathroom and approximately 760 sqft of floor space. This property has a lot size of 3310 sqft and was built in 1920.
102 E 20th Ave, San Mateo, CA 94403 is a 2 bedroom, 1 bathroom, 760 sqft single-family home in Twenty-Fifth Ave, built in 1920. It last sold for $197,000 on Jun 23, 1995. It is currently off market. The Trulia Estimate is $1,106,200, with a rent estimate of $4,033/month.

Home Details for 102 E 20th Ave

Interior Features

Levels, Entrance, & Accessibility
Stories: 1
Interior Details
Number of Rooms: 4

Property Information

Year Built
Year Built: 1920
Property Type / Style
Property Type: Single Family Home

Exterior Features

Parking & Garage
GarageParking: Garage Attached

Community

Units in Building: 1

Lot Information

Lot Area: 3310 sqft

Price History for 102 E 20th Ave

DatePriceEventSource
06/23/1995$197,000Sold
N/A

Market trends in San Mateo

Last updated June 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.81M
$123KMoM
Sale-to-List Price
107.0%
0.4%MoM
Price per sq ft
$1.17K
$63MoM
Available listings
179
21MoM
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Property Tax and Assessment

Year2025
Tax$5,754
Assessment$331,546
Home facts updated by county records

Comparable Sales for 102 E 20th Ave

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
1543 Kalmia St, San Mateo, CA
0.49
Single-Family Home
$1,802,200
06/08/26
2
1
1,160
1541 Maple St, San Mateo, CA
0.53
Single-Family Home
$1,825,000
12/19/25
2
1
1,220
141 15th Ave, San Mateo, CA
0.57
Single-Family Home
$3,700,000
03/20/26
2
1
1,150
220 26th Ave, San Mateo, CA
0.45
Single-Family Home
$1,775,000
09/17/25
2
2
1,220
702 Fiesta Dr, San Mateo, CA
0.33
Single-Family Home
$2,100,000
06/04/26
3
2
1,570
1408 Birch Ave, San Mateo, CA
0.86
Single-Family Home
$1,445,000
05/22/26
2
1
1,050
2090 Potomac Way, San Mateo, CA
0.36
Single-Family Home
$2,590,000
03/23/26
3
2
1,530
2058 Dublin Way, San Mateo, CA
0.27
Single-Family Home
$1,320,000
04/23/26
3
1
1,110
2075 Sullivan St, San Mateo, CA
0.48
Single-Family Home
$1,700,000
09/26/25
3
2
1,265
806 Fiesta Dr, San Mateo, CA
0.38
Single-Family Home
$2,350,000
05/29/26
3
2
1,661

Nearby homes

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Assigned Schools

These are the assigned schools for 102 E 20th Ave.
View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Twenty-Fifth Ave
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Twenty-Fifth Ave

At least 92 Trulia users voted on each feature.

  • 95 % Say there are sidewalks

  • 88 % Say it's walkable to restaurants

  • 83 % Say it's walkable to grocery stores

  • 81 % Say it's dog friendly

  • 78 % Say people would walk alone at night

  • 77 % Say car is needed

  • 69 % Say parking is easy

  • 67 % Say kids play outside

  • 67 % Say streets are well-lit

  • 58 % Say there's holiday spirit

  • 51 % Say yards are well-kept

  • 51 % Say it's quiet

  • 49 % Say they plan to stay for at least 5 years

  • 46 % Say neighbors are friendly

  • 34 % Say there are community events

  • 32 % Say there's wildlife

Sourced by Trulia users. Learn more about our methodology.
  • Trulia User
    "Heavy traffic can be a problem for dogs. Very friendly dogs as well as friendly pet owners. Local dog park is only 5/10 minutes away "
    0
    Flag
  • Trulia User
    "Halloween on Portola Dr is huge, just about everyone decorated and hundreds of kids come from all around. "
    0
    Flag
  • Carmenccw
    "Lots of dog owners in the area and plenty of people walking dogs at all hours. Most people are friendly enough to let your dogs play with theirs and chat with you."
    1
    Flag
  • Assumption C.
    "I really like this location nearby malls and restaurants also all the transportation are accessible and easy access with everything"
    0
    Flag
  • Gpmelas
    "Very well located easy to go around, safe and with lots of green. Overall a nice neighborhood. We like it "
    0
    Flag
  • Melaniejpavlovic
    "Family friendly and safe neighborhood. Long time residents and several schools with local shopping within walking distance"
    0
    Flag
  • chuck c.
    "Close to almost everything and very safe neighborhood. Traffic on Palm Ave is heavy at times. Overall a great place to live!!"
    0
    Flag

LGBTQ Local Legal Protections

Apartments for Rent

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Explore by feature - Pet Friendly

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Explore by feature - Outdoor Space

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Homes for sale near 102 E 20th Ave

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Off Market Homes Near 102 E 20th Ave

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Frequently asked questions about 102 E 20th Ave

  • What is 102 E 20th Ave estimated to be worth?
    Trulia's estimated value for 102 E 20th Ave in San Mateo, CA is $1,106,200.
  • What is the price history for 102 E 20th Ave?
    102 E 20th Ave in San Mateo, CA last sold for $197,000 in June 1995.
  • Is San Mateo a buyer's or seller's market?
    San Mateo is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in San Mateo?
    The median sale price in San Mateo is $1.81M. That is up $123K from the prior month.
  • How big is the lot at 102 E 20th Ave?
    The lot at 102 E 20th Ave in San Mateo, CA is about 0.08 acres (3,310 sq ft).
  • Does 102 E 20th Ave have a garage?
    Yes, 102 E 20th Ave in San Mateo, CA has a garage.