621 S Grant St, San Mateo, CA 94402, USA

Property CA
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1

Property Overview:

Two Separate Homes on One Lot in the desirable Sunnybrae neighborhood. This unique property offers flexible living arrangements or investment opportunities with two single-family residences:

  • 621 South Grant Street:

    • Renovated 1928 bungalow
    • 2 bedrooms, 1 bathroom
    • Separate living room, formal dining room, bonus breakfast room/office, and basement
    • Updated kitchen and bath, new windows, refinished wood floors, upgraded electrical, newer roof
    • Eco-friendly water catchment and gray water system for sustainability

  • 623 South Grant Street:

    • Built in 1989
    • 2 bedrooms, 2 bathrooms
    • 1,321 sq. ft. with open floor plan
    • Attached 2-car garage with independent alley access

Property Features:

  • Two independent homes on a single parcel
  • Private outdoor spaces for each residence
  • Separate entrances and independent access
  • Well-maintained and move-in ready
  • Ideal for multi-generational living, extended family, guests, or rental income

Location Benefits:

  • Prime Sunnybrae location
  • Versatile property with endless possibilities
  • Close to local amenities, schools, and transportation
  • Rare opportunity for both homeowners and investors

Don’t miss this one-of-a-kind property—schedule a viewing today and explore the possibilities at 621 - 623 S Grant Street!

2

Price and Status History

date type price
2015-10-07 Sold 1300000
2015-10-19 For Sale 1297500
2015-10-21 Sold 1300000
2024-09-25 Pending 2200000
3

Superfund Enterprise Management System

SITE NAME ADDRESS FEDERAL FACILITY NPL STATUS NON-NPL STATUS CONTAMINANTS SEMS EPA ID DISTANCE (MILES)
BROWNING-FERRIS INDS East 3rd Avenue, San Mateo, CA 94401, USA N N NF 0 CAD980637045 0.47
UNIVERSAL COATINGS OFF 280 EUGENE A DORAN BRG, San Mateo, CA 94401, USA N N NF 0 CAD980637037 0.88

Toxic Release Inventory

FACILITY NAME ADDRESS TOTAL FORMS LAST FORM YEAR RISK SCREENING FACILITY ID DISTANCE (MILES)
WAYNE HERZOG ENGRAVING INC 910 South Amphlett Boulevard, San Mateo, CA 94402-1801, USA 6 1990 N/A 94402WYNHR910SA 0.24

Integrated Compliance Information System - Air

PLANT NAME ADDRESS OPERATING STATUS DISTANCE (MILES)
DELAWARE SHELL AUTO SERVICE 1790 South Delaware Street, San Mateo, CA 94402-2651, USA OPR: Operating 0.95
4

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 1
AE 0 0 7 11
AH 0 0 0 1
AO 0 0 0 0
VE 0 0 0 2

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 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 2 2

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 0
Very High 0 0 0 1
5

Traffic Noise by Hour x Weekday

hour_of_day Monday Tuesday Wednesday Thursday Friday Saturday Sunday
0 NaN NaN NaN NaN 49 NaN 43
1 NaN NaN NaN 40 NaN NaN NaN
2 NaN NaN NaN NaN 46 47 42
3 43 NaN NaN 47 45 48 48
4 43 NaN NaN NaN NaN NaN 48
5 NaN 42 NaN NaN 45 NaN NaN
6 NaN NaN NaN NaN NaN NaN 39
7 NaN NaN NaN NaN NaN NaN NaN
8 43 NaN NaN NaN NaN NaN NaN
9 NaN NaN NaN NaN 42 NaN 37
10 NaN NaN NaN NaN 38 44 NaN
11 NaN NaN NaN NaN NaN NaN NaN
12 42 NaN NaN NaN NaN NaN NaN
13 NaN NaN NaN NaN NaN NaN NaN
14 NaN NaN NaN NaN NaN NaN NaN
15 NaN 38 46 50 NaN NaN NaN
16 NaN NaN NaN NaN NaN NaN 41
17 NaN NaN 46 44 43 NaN 46
18 50 NaN NaN 44 NaN NaN NaN
19 45 52 46 NaN NaN NaN 46
20 48 47 NaN NaN 46 NaN NaN
21 NaN NaN 46 NaN NaN NaN NaN
22 NaN NaN NaN NaN NaN NaN NaN
23 NaN NaN NaN 42 48 NaN 39
6

Airplane Noise by Hour x Weekday

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