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31357 Avenue C, 
Big Pine Key, FL 33043

$748,516

3

Beds

2

Baths

1,451

Sq Ft

Single Family

Active

Listed by

Halley Haack

, 

Karen A Haack

Coldwell Banker Schmitt Re Co.

Last updated:

August 21, 2026, 02:57 PM

MLS#

621008

Source:

FL FKBOR

About This Home

31357 Avenue C

Bring your vision and make this Big Pine Key property your own! Situated on two spacious, fully fenced lots, this 3bedroom, 2bath home offers plenty of room, flexibility, and potential for the right buyer. The property features easy entry and access to both lots, providing ample space for vehicles, boats, trailers, recreational toys, and more. With the additional lot space, there is also room to explore adding a pool and creating your own private tropical outdoor retreat. Inside, the home offers three bedrooms and two bathrooms along with, a central vacuum system, plenty of storage, and a back porch perfect for enjoying the laid back Florida Keys lifestyle. The home does need work and updating and is being sold As Is, making this a great opportunity for buyers looking for a property they can renovate and customize to their own style.

Home Facts

Single Family

2 Baths

3 Bedrooms

Built in 1987

Subdivision & Development:

Sands Sub (31.0)

Price Summary

748,516

$515 per Sq. Ft.

MLS #:

621008

Last Updated:

August 21, 2026, 02:57 PM

Added:

5 day(s) ago

Rooms & Interior

Bedrooms

Total Bedrooms:

3

Bathrooms

Total Bathrooms:

2

Structure

Structure

Building Area:

1,451 Sq. Ft.

Year Built:

1987

Lot

Lot Size (Sq. Ft):

10,000

Finances & Disclosures

Finances

Price:

$748,516

Price per Sq. Ft:

$515 per Sq. Ft.

Source:FL FKBOR
The information being provided by Florida Keys Board Of REALTORS®, Inc. is for the consumer’s personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The information is deemed reliable but not guaranteed and should therefore be independently verified. © 2026 Florida Keys Board Of REALTORS®, Inc. All rights reserved. FL FKBOR Member Broker: Brian Schmitt

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.