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4243 Comet CircleUnion City, CA 94587

For Sale

$787,000

Smart Buyer Rebate $7,175

Welcome to 4243 Comet Cir, a beautifully maintained townhome located in one of Union Citys most desirable neighborhoods. This spacious residence offers the perfect blend of comfort, modern updates, and convenience.

Key Features:

3 Bedrooms | 1.5 Bathrooms | 1,255sq. ft. of living space

Bright and open floor plan with abundant natural light

Upgraded kitchen with stainless steel appliances, quartz countertops, and ample storage

Cozy living room perfect for family gatherings

Spacious primary suite with walk-in closet and updated bathroom

Newly installed appliances: dishwasher, cooktop, washer/dryer, refrigerator

Detached 2-car garage with plenty of storage space

Private patio, ideal for BBQs or relaxing outdoors

Community & Location:

Quiet, well-maintained community with swimming pool and greenbelt areas

Walking distance to parks, schools, and shopping centers

Easy access to I-880, BART, and major tech hubs in Silicon Valley & San Francisco

This move-in ready home is perfect for families, professionals, or investors looking for a prime location with strong community appeal. Dont miss this opportunity to own a gem in Union City!

Schedule your private tour today and make 4243 Comet Cir your new home!

Listed by Fan Wang

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License #02131128

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Keller Williams Thrive

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408-455-9078

Listed by Cat Zhao

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License #02232791

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Keller Williams Thrive

Last updated December 12, 2025

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Source: MLSListings #ML82020614

Listing Facts

  • TypeSingle-family
  • NeighborhoodUnion City
  • Bedrooms3
  • Days on Prevu99
  • HOA/Maint. Fees$357/month
  • Size1,255 sqft
  • Price per sqft$627

Amenities

  • Dishwasher
  • Pets Allowed
  • Parking

Location

Mortgage Calculator

Listing History

12/09/2025
Price Decreased
$787,000
11/17/2025
Price Decreased
$790,000
10/30/2025
Status changed to Active
$808,000
10/30/2025
Price Decreased
$808,000
10/27/2025
Status changed to Withdrawn
$809,000
10/23/2025
Status changed to Removed from Feed
$809,000
10/18/2025
Price Decreased
$809,000
09/06/2025
Listed by Keller Williams Thrive
$819,900

Property Details for 4243 Comet Circle

Association

Fees

  • Association Fee: $357.00 Monthly

General

  • Association Name: CONTEMPO HOA

Exterior

Construction

  • Roof: Composition
  • Stories: 2
  • Year Built: 1972
  • Year Built Details: 2

Measurements

  • Building Area Total: 1,255
  • Lot Size Acres: 0.03
  • Lot Size Area: 1,656
  • Lot Size Source: Assessor
  • Lot Size Square Feet: 1,656
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 4830102081

Interior

Features

  • Appliances: Dishwasher, Oven Range - Electric, Refrigerator, Washer/Dryer
  • Flooring: Vinyl/Linoleum

Measurements

  • Living Area: 1,255

Rooms

  • Bathrooms Full: 1
  • Bathrooms Half: 1
  • Bedrooms Total: 3

Parking

Parking

  • Garage Spaces: 2
  • Garage: Yes
  • Parking Features: Detached

Schools

Elementary School

  • Elementary School District: New Haven Unified

High School

  • High School District: New Haven Unified

Utilities

Equipment

  • Heating: Central Forced Air - Gas
  • Sewer: Public Sewer
  • Utilities: Public Utilities, Water - Public
  • Water Source: Public

Frequently Asked Questions

How many bedrooms does this single-family home have?

There are 3 bedrooms in this single-family home at 4243 Comet Circle.

Does this single-family home have parking?

Yes, there are 2 parking spaces available for 4243 Comet Circle.

How does 4243 Comet Circle compare to other single-family homes in Union City?

This single-family home is listed 42% below the average price for single-family homes in Union City and has been on the market for 75 more days than the typical home in this area.

What building or home owners association is the single-family home part of?

This single-family home is part of the CONTEMPO HOA home owners association.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,255 sqft.

4243 Comet Circle is a 3-bedroom single-family home for sale in Union City CA 94587. Available on Prevu for 99 days at $787,000. This includes a recent price decrease of $3,000. This property features 1,255 square feet of living space, located in Union City. The median listing price for single-family homes in this area is $935,388. The home offers dishwasher, pets allowed, and parking. View other single-family home listings in California.

Based on information from MLSListings™️ and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.