4250 Comet Circle, Union City, CA 94587-4026, USA

Property CA
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1

Property Overview:

4250 Comet Cir is a townhouse/condominium in Union City, CA 94587, built in 1972. It features 3 bedrooms, 1 bathroom, and 1,125 sq. ft. of living space on a 1,656 sq. ft. lot. The home includes a two-car garage, dual pane windows, and a private backyard patio. The estimated home value is $554,100–$576,165.

Neighborhood Highlights:

  • Crime Rate:

    • Personal crime risk: 6.6% (lower than state average of 11.8%)
    • Property crime risk: 8.9% (lower than state average of 10.8%)

  • Schools:
    Nearby schools include Itliong-Vera Cruz Middle, Alvarado Elementary, James Logan High, and Decoto School for Independent Study.

    • Average SAT score: 969 (slightly below state average of 975)

  • Job Market:

    • 58.2% white-collar jobs, 41.8% blue-collar jobs
    • Unemployment rate: 3.3% (lower than state average of 4.7%)

  • Demographics:

    • Community population: 65,158 (9.8% growth since 2000)
    • 81% families with children
    • Largest age group: 35–44 years (14.66%), followed by 25–34 years (14.63%)

  • Natural Disaster Risk:

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

  • Weather:

    • Average temperature: 47.0°F (January), 79.3°F (July)
    • Average rainfall: 19.2 inches/year
    • Average snowfall: 0.1 inches/year

  • Cost of Living:

    • Median household income: $74,926
    • Average annual spending: $56,698

Property Features:

  • Move-in ready townhouse with contemporary upgrades
  • Open floor plan with brand new flooring, fresh paint, and modern finishes
  • Chef-inspired kitchen: Quartz countertops, custom cabinetry, stainless-steel appliances
  • Three spacious bedrooms and one full bath with modern vanity and new shower
  • Private backyard patio—ideal for outdoor dining and relaxation
  • Two-car garage plus ample street parking
  • Dual pane windows and recently painted exterior
  • Faces community pool; walking distance to parks, schools, shopping, restaurants, and Starbucks
  • Easy access to freeways (I-880, I-580, 92, 84) and BART station
  • Minutes to Union Landing Shopping Center and Meta/Facebook headquarters

Location Benefits:

  • Commuter-friendly: Quick access to major highways and public transportation
  • Family-oriented community with a high percentage of families with children
  • Close to parks, shopping, dining, and entertainment
  • Low crime rates and strong job market
  • Open houses and private showings available
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Price and Status History

date type price
1987-07-10 Off Market 14500
1989-06-22 Sold 117000
1995-05-12 Sold 119000
2021-07-02 For Sale 675000
2021-07-26 For Sale 675000
2021-09-27 Sold 650000
2021-09-28 Sold 650000
2023-09-18 For Sale 749000
2024-01-11 For Sale 727855
2024-07-31 Off Market NaN
2024-11-07 Rental 100485
2024-12-18 For Sale NaN
2025-01-07 Pending NaN
2025-01-28 Sold 835000
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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.

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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 7
AE 0 0 0 4
AH 0 0 0 0
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
South Hayward Hayward 0 0 1
South Hayward Newark 0 0 1
South Hayward Niles 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 1 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 0 0
Very High 0 0 0 0
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Traffic Noise by Hour x Weekday

Not enough data points

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Airplane Noise by Hour x Weekday

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