442 Helen Dr, Millbrae, CA 94030, USA


Property Overview:

Beautifully landscaped 3 bedroom, 1 bath single-family home with an updated kitchen. Offers great street appeal, a private rear yard, and an abundance of natural light. Open house dates: 5/29, 5/30 (1-4pm). Offers due 6/3/04. Buyer to cooperate with 1031 Exchange.


Neighborhood Highlights:

  • Quiet, residential street with strong curb appeal
  • Private backyard ideal for relaxation or entertaining
  • Ample natural light throughout the home

Property Features:

  • 3 bedrooms, 1 bathroom
  • Updated kitchen
  • Beautiful landscaping
  • Private rear yard
  • Open, airy layout with plenty of sunlight
  • Great street appeal

Location Benefits:

  • Convenient open house dates for viewing: 5/29, 5/30 (1-4pm)
  • Buyer cooperation with 1031 Exchange required
  • Ideal for families or those seeking a move-in ready home with modern updates and outdoor space

Price and Status History

date type price
1970-08-28 Off Market 17000
1994-10-27 Sold 318500
2000-11-06 For Sale 549950
2000-11-15 Sold 586000
2000-12-20 Sold 586000
2000-12-21 Delisted NaN
2004-05-18 For Sale 699000
2004-06-05 Sold 770000
2004-06-29 Sold 770000
2016-05-26 Sold 456000
2024-05-16 Sold 770000

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 1 0 6
AE 0 0 0 3
AH 0 0 0 3
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
Northern San Gregorio Montara Mountain 0 0 1
Northern San Gregorio San Francisco South 0 0 0
Northern San Gregorio San Mateo 0 0 0
Northern San Gregorio Woodside 0 0 0
San Andreas - Peninsula Montara Mountain 0 1 0
San Andreas - Peninsula San Francisco South 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 0 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 1 1
Very High 0 0 1 2

Traffic Noise by Hour x Weekday

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

Airplane Noise by Hour x Weekday

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