104-106 42nd Avenue, San Mateo, CA 94403-5111, USA


Property Overview:

104-106 42nd Avenue is a rare side-by-side Mid-Century Duplex in the heart of San Mateo, CA. The property features two units:

  • 2BD/1BA (to be delivered vacant)
  • 1BD/1BA (tenant-occupied, generating $1,900/month, tenants pay all utilities)
    Includes two garage parking spaces and sits on a 5,200 sq. ft. lot with large front and rear yards.

Neighborhood Highlights:

  • Prime Location:
    • Close to major employers, highly rated schools, and local parks (Beresford & Casanova)
    • Near Hillsdale Shopping Center, a variety of retail stores, restaurants, and entertainment venues
    • Excellent access to CalTrain and freeways for commuters

Property Features:

  • South-facing units with big living rooms and eat-in kitchens
  • Abundant natural light and vintage hardwood floors
  • Flexible use: Ideal for investment, owner-occupied hybrid, or family compound
  • Delivered with one unit vacant for immediate occupancy or rental

Location Benefits:

  • Desirable San Mateo neighborhood
  • Strong rental demand and long-term value
  • Appealing layout, size, and amenities for both owners and tenants

Price and Status History

date type price
1978-10-01 Off Market 116500
2024-06-21 For Sale 1395000
2024-07-05 Pending 1395000
2024-08-20 Sold 1395000

Superfund Enterprise Management System

No data found within 1.0 miles for this property.

Toxic Release Inventory

No data found within 1.0 miles for this property.

Integrated Compliance Information System - Air

No data found within 1.0 miles for this property.

Flood Risk Info

fld_zone very high impact: up to 0.0001 miles high impact: up to 0.2 miles moderate impact: up to 0.5 miles low-moderate impact: up to 1.5 miles
A 0 0 0 3
AE 0 0 0 6
AH 0 0 0 1
AO 0 0 0 2
VE 0 0 0 0

Flood Zone Type

code meaning
A 1% annual chance flood zone determined using approximate methods. No BFEs shown. Flood insurance and management standards apply.
AE 1% annual chance flood zone determined by detailed methods. BFEs shown. Insurance and floodplain management required.
AH Shallow flooding (ponding) zones with depths between 1-3 feet. BFEs shown. Insurance and management required.
AO Shallow flooding (sheet flow) zones with depths 1-3 feet. BFEs or average depths shown. High-velocity areas may exist.
VE Coastal 1% annual chance flood zone with wave action. BFEs shown. Insurance and management required.

Earthquake Risk Info

zone_name quad_name very high impact: up to 0.0001 miles high impact: up to 2.0 miles moderate impact: up to 10.0 miles
San Andreas - Peninsula Montara Mountain 0 0 1
San Andreas - Peninsula Palo Alto 0 0 1
San Andreas - Peninsula San Mateo 0 0 1
San Andreas - Peninsula Woodside 0 0 1

Landslide Risk Info

lscat very high impact: up to 0.0001 miles high impact: up to 0.04 miles moderate impact: up to 0.1 miles low-moderate impact: up to 0.2 miles
8 0 0 0 0

Liquefaction Risk Info

Suscept very high impact: up to 0.0001 miles high impact: up to 0.05 miles moderate impact: up to 0.5 miles low-moderate impact: up to 1.0 miles
High 0 0 0 0
Very high 0 0 1 1

Wild fire Risk Info

haz_class very high impact: up to 0.0001 miles high impact: up to 0.5 miles moderate impact: up to 1.5 miles low-moderate impact: up to 3.0 miles
High 0 0 0 1
Very High 0 0 0 8

Traffic Noise by Hour x Weekday

hour_of_day Monday Tuesday Wednesday Thursday Friday Saturday Sunday
0 NaN NaN NaN NaN NaN 50 44
1 NaN NaN NaN NaN NaN NaN NaN
2 50 NaN 57 NaN NaN NaN 49
3 NaN 58 56 NaN NaN NaN NaN
4 NaN 56 NaN NaN NaN NaN NaN
5 NaN NaN 55 50 NaN 54 41
6 54 NaN 55 NaN NaN NaN NaN
7 NaN NaN 55 44 NaN NaN 46
8 NaN NaN NaN 54 NaN NaN 46
9 NaN 49 NaN NaN NaN NaN NaN
10 NaN 48 NaN 46 NaN NaN 50
11 49 54 NaN NaN NaN NaN NaN
12 46 54 51 44 45 NaN 54
13 NaN 46 NaN 44 NaN 48 NaN
14 42 49 49 NaN NaN NaN NaN
15 50 56 NaN NaN 57 NaN NaN
16 52 51 53 NaN NaN NaN 58
17 NaN NaN NaN 47 NaN NaN 50
18 NaN NaN NaN NaN 57 NaN 50
19 56 62 NaN NaN NaN NaN NaN
20 NaN 59 48 NaN 48 58 NaN
21 48 NaN 48 NaN NaN NaN 63
22 50 57 42 44 NaN 60 57
23 NaN 51 NaN 61 NaN NaN NaN

Airplane Noise by Hour x Weekday

hour_of_day Monday Tuesday Wednesday Thursday Friday Saturday Sunday
0 1 2 2 2 1 2 1
1 1 1 1 3 2 2 1
2 1 2 2 2 2 2 1
3 1 1 1 2 1 1 1
4 1 1 1 1 1 1 1
5 1 1 2 2 1 1 1
6 2 1 2 2 2 2 2
7 2 1 1 1 2 2 2
8 2 2 2 3 3 3 3
9 5 6 5 4 5 6 5
10 5 5 9 6 6 8 6
11 6 7 7 6 7 10 9
12 6 4 6 8 6 5 4
13 8 9 8 7 7 9 8
14 4 8 7 7 8 6 6
15 5 5 5 5 6 6 7
16 4 6 6 5 6 7 5
17 4 5 6 5 5 4 4
18 3 4 3 3 5 3 4
19 3 4 4 3 3 2 3
20 2 2 3 3 2 2 2
21 2 2 2 2 3 1 2
22 2 1 2 2 2 1 1
23 2 3 3 2 2 2 2