621 Walnut Avenue, South San Francisco, CA 94080-2721, USA

Property CA
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1

Property Overview:

621 Walnut Ave is a single-family home in South San Francisco, CA, built in 1927. It features 2 bedrooms, 1 bathroom, and 1,340 sq. ft. of living space on a 0.094-acre lot. The home includes a 2-car tandem garage, central heating system, and an expansive backyard. The estimated home value is $1,014,000, with a listing price of $1,198,000.

Neighborhood Highlights:

  • Crime Rate:

    • Personal crime risk: 5.3% (lower than state average of 11.8%).
    • Property crime risk: 7.3% (lower than state average of 10.8%).

  • Schools:
    Nearby schools include Spruce Elementary, Parkway Heights Middle, and Community Day.

    • Average SAT score: 951 (below state average of 975).

  • Job Market:

    • 58.3% white-collar jobs, 41.7% blue-collar jobs.
    • Unemployment rate: 3.6% (lower than state average of 4.7%).

  • Demographics:

    • Community population: 59,728 (10% growth since 2000).
    • 73% families with children.
    • Largest age group: 25-34 years (15%).

  • Natural Disaster Risk:

    • Low flood risk, low tornado risk, high earthquake risk.

  • Weather:

    • Average temperature: 48.8°F (January), 62.9°F (July).
    • Average rainfall: 18.3 inches/year.
    • Average snowfall: 0 inches/year.

  • Cost of Living:

    • Median household income: $66,857.
    • Average annual spending: $52,389.

Property Features:

  • Charming exterior with inviting curb appeal.
  • Open floor plan with large windows for natural light.
  • Original flooring preserved for timeless elegance.
  • Kitchen: Features a center island and modern appliances.
  • Bedrooms: Comfortable and well-sized.
  • Bathroom: Pristine, with an additional toilet in the garage.
  • Backyard: Expansive lawn area with a garden shed.
  • Parking: 2-car tandem garage.

Location Benefits:

  • Convenient access to downtown South San Francisco for shopping, dining, and entertainment.
  • Commuter-friendly: Close to Highway 101, 280, and BART station, with easy access to the Bay Area and downtown San Francisco.
  • Ideal for family living with proximity to top-rated schools and community amenities.
2

Price and Status History

date type price
1991-10-16 Off Market 100000
2024-06-01 For Sale 1014000
2024-11-08 For Sale 1198000
2025-01-03 Sold 1165000
2025-01-07 Sold 1198000
3

Superfund Enterprise Management System

SITE NAME ADDRESS FEDERAL FACILITY NPL STATUS NON-NPL STATUS CONTAMINANTS SEMS EPA ID DISTANCE (MILES)
DECCA XAGON 338 North Canal Street, South San Francisco, CA 94080-4672, USA N N NF 0 CAD980390272 0.50
SUN CHEMICAL 20-40 South Linden Avenue, South San Francisco, CA 94080-6423, USA N N NF 0 CAD980817506 0.52
BASAPCO INC 27 South Linden Avenue, South San Francisco, CA 94080-6407, USA N N NF 0 CAD068843796 0.59
EDWARDS CO & Poletti Way, South San Francisco, CA 94080, USA N N NF 0 CAD982358798 0.62
HOMART DEV CO (BETHLEHEM STEEL) 430 Poletti Way, South San Francisco, CA 94080, USA N N NF 0 CAT080029812 0.62
CALISTOGA WATER 57 South Linden Avenue, South San Francisco, CA 94080-6407, USA N N RO 0 CAN000905641 0.72
KEM MFG CORP 78 South Linden Avenue, South San Francisco, CA 94080-6413, USA N N NF 0 CAD980883375 0.79
NEW ENGLAND LOBSTER 191 Mitchell Avenue, South San Francisco, CA 94080, USA N N RO 0 CAN000909504 0.90

Toxic Release Inventory

FACILITY NAME ADDRESS TOTAL FORMS LAST FORM YEAR RISK SCREENING FACILITY ID DISTANCE (MILES)
SIMPSON COATINGS GROUP INC 111 South Maple Avenue, South San Francisco, CA 94080-6303, USA 100 2007 N/A 94083DJSMP111SO 0.63
METROPOLITAN FURNITURE CORP 245 East Harris Avenue, South San Francisco, CA 94080-6807, USA 4 1990 N/A 94080MTRPL245EH 0.97

Integrated Compliance Information System - Air

PLANT NAME ADDRESS OPERATING STATUS DISTANCE (MILES)
SOUTH CITY FORD 315 Airport Boulevard, South San Francisco, CA 94080-1810, USA OPR: Operating 0.33
RAMADA 721 Airport Boulevard, South San Francisco, CA 94080-1815, USA OPR: Operating 0.35
AIRPORT INN 751 Airport Boulevard, South San Francisco, CA 94080-1815, USA OPR: Operating 0.39
RAMADA LIMITED AND SUITES 721 AIRPORT ROAD, South San Francisco, CA 94080-1815, USA OPR: Operating 0.40
GRAND HOTEL 731 AIRPORT ROAD, South San Francisco, CA 94080-1815, USA OPR: Operating 0.40
HAMPTON INN 300 Gateway Boulevard, South San Francisco, CA 94080-7016, USA OPR: Operating 0.65
EMBASSY SUITE 250 Gateway Boulevard, South San Francisco, CA 94080-7018, USA OPR: Operating 0.66
HILTON GARDEN INN 670 Gateway Boulevard, South San Francisco, CA 94080-7014, USA OPR: Operating 0.82
LARKSPUR LANDING 690 Gateway Boulevard, South San Francisco, CA 94080-7014, USA OPR: Operating 0.86
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 5
AE 0 0 0 6
AH 0 0 1 1
AO 0 0 0 0
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 San Francisco South 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 1
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 1 0
Very High 0 0 0 0
5

Traffic Noise by Hour x Weekday

hour_of_day Monday Tuesday Wednesday Thursday Friday Saturday Sunday
0 38 38 38 36 38 36 41
1 39 38 38 40 36 39 39
2 37 35 NaN 37 40 36 38
3 35 37 NaN 36 40 36 37
4 38 39 37 NaN 34 39 42
5 37 38 35 39 38 36 38
6 35 36 35 37 35 NaN 38
7 NaN 38 35 38 35 37 38
8 35 NaN 37 36 35 36 37
9 35 36 37 35 38 36 38
10 36 35 NaN 35 35 37 41
11 34 38 35 35 NaN 35 37
12 NaN 38 35 35 35 34 37
13 35 36 38 35 35 36 35
14 39 39 38 43 40 35 41
15 48 47 40 39 46 39 40
16 41 38 39 42 42 34 38
17 39 43 42 40 42 37 37
18 39 41 37 NaN 40 37 36
19 40 38 42 36 38 41 37
20 40 43 43 42 38 40 35
21 39 42 41 42 45 39 41
22 36 35 35 39 39 39 38
23 37 38 37 37 41 38 40
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Airplane Noise by Hour x Weekday

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