350 Cocoanut Ave, Grassy Key, FL 33050
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Property image
OFF MARKET

350 Cocoanut Ave
Grassy Key, FL 33050

  • 3 Beds
  • 2 Baths
  • 1,008 sqft

$717,800

Trulia Estimate
as of Aug 21, 2026
Est. Refi. Payment $4,210/mo*
Refinance Your Home

$717,800

Trulia Estimate
as of Aug 21, 2026
Est. Refi. Payment $4,210/mo*
Refinance Your Home
3 Beds
2 Baths
1,008 sqft

Home Value

Trulia Estimate
$718K
Since last month
Decreased$1K (-0.1%)
Since last year
Decreased$2K (-0.3%)
Since last sale
Increased$3K (+0.4%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +94% in the last 10 years
MonthEstimated value
2026
August 2026$718K
July 2026$719K
June 2026$711K
May 2026$695K
April 2026$704K
March 2026$701K
February 2026$710K
January 2026$706K
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
370 Cocoanut Ave, Grassy Key, FL
0.01
Single-Family Home
$500,000
10/29/25
2
2
864
347 Guava Ave, Grassy Key, FL
0.03
Single-Family Home
$390,000
12/30/25
3
1
1,008
254 Orange Ave, Grassy Key, FL
0.16
Single-Family Home
$525,000
12/17/25
3
1
912
57485 Gibson St, Grassy Key, FL
0.76
Single-Family Home
$550,000
06/17/26
3
2
1,056
57453 Goodley St, Grassy Key, FL
0.81
Single-Family Home
$580,000
05/20/26
3
2
1,147
58121 Morton St, Grassy Key, FL
0.17
Single-Family Home
$2,700,000
05/29/26
4
2.5
1,464
58704 Overseas Hwy, Grassy Key, FL
0.59
Single-Family Home
$550,000
03/16/26
2
1
1,160
57538 Bailey St, Grassy Key, FL
0.72
Single-Family Home
$440,000
12/01/25
2
1
874
58618 Overseas Hwy, Grassy Key, FL
0.55
Single-Family Home
$2,200,000
12/17/25
4
4.5
2,433
58213 Morton St, Grassy Key, FL
0.10
Single-Family Home
$3,800,000
06/08/26
3
4.5
4,000

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
370 Cocoanut Ave, Grassy Key, FL 33050
0.01
$500,000
2
2
864
Recently Sold
377 Guava Ave, Grassy Key, FL 33050
0.03
$640,000
2
1
1,008
For Sale
347 Guava Ave, Grassy Key, FL 33050
0.03
$390,000
3
1
1,008
Recently Sold
398 Guava Ave, Grassy Key, FL 33050
0.07
$741,100
3
2
1,344
Off Market
58213 Morton St, Grassy Key, FL 33050
0.10
$3,800,000
3
4.5
4,000
Recently Sold
335 Orange Ave, Grassy Key, FL 33050
0.09
$666,700
2
2
960
Off Market
336 Orange Ave, Grassy Key, FL 33050
0.13
$583,300
2
2
821
Off Market
246 Guava Ave, Grassy Key, FL 33050
0.13
$621,100
3
2
1,198
Off Market
58133 Ferreire St, Grassy Key, FL 33050
0.14
$884,900
3
2
1,156
Off Market
58121 Morton St, Grassy Key, FL 33050
0.17
$2,700,000
4
2.5
1,464
Recently Sold
284 Orange Ave, Grassy Key, FL 33050
0.15
$886,100
3
2.5
1,995
Off Market

Local Information

  • Map ViewExplore the area around 350 Cocoanut Ave.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
2000
Living Area
1,008 sqft
Price/Sqft
$712
Parking
Open Parking
HOA
None

About this House

Enjoy complete privacy in this gated property on Grassy Key at the end of Cocoanut Ave. A true escape with manicured outdoor living areas, heated pool, large storage, screened porch, tropical landscaping, ample parking and RV hook-up parking. The elevated home offers 3 spacious bedrooms, 2 bathrooms, an open floor plan living area and screened porch overlooking the pool. The home is in excellent condition ready for you to move right in and start living your best Keys life. Call today for more information and schedule a private tour.
350 Cocoanut Ave, Grassy Key, FL 33050 is a 3 bedroom, 2 bathroom, 1,008 sqft single-family home built in 2000. It last sold for $715,000 on May 13, 2025 (7% below the $765,000 asking price). More recently, it was listed as a rental in July 2025 with an asking price of $5,500 per month. That rental listing was removed on August 19, 2025. It is currently off market. The Trulia Estimate is $717,800, with a rent estimate of $4,027/month.
Last check for updates: about 8 hours ago
Listed by The Owen Lucas Team, (305) 393-0559
Berkshire Hathaway HomeServices Keys Real Estate
Bought with: Paulette Thompson PA, (305) 923-4106, Ocean Sotheby's International
Source: FLKMLS, MLS#612823

Home Details for 350 Cocoanut Ave

Interior Features

Beds & Baths
Number of Bedrooms: 3Number of Bathrooms: 2Number of Bathrooms (full): 2
Dimensions and Layout
Living Area: 1008 Square Feet
Appliances & Utilities
Utilities: Elect Separate MeterAppliances: Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Microwave, Stainless Steel Appliance(s)DishwasherDryerMicrowaveRefrigeratorWasher
Heating & Cooling
Has CoolingAir Conditioning: Central Air,Ceiling Fans(s)
Windows, Doors, Floors & Walls
Flooring: Vinyl, Laminate
Levels, Entrance, & Accessibility
Accessibility: NoneFloors: Vinyl, Laminate
View
No View
Security
Security: Security Guard

Exterior Features

Exterior Home Features
Fencing: FencedExterior: StorageHas a Private Pool
Parking & Garage
No Attached GarageHas Open ParkingParking: Open,Storage
Pool
Pool: In Ground, FiberglassPool
Frontage
Not on Waterfront

Property Information

Year Built
Year Built: 2000
Property Type / Style
Property Type: ResidentialProperty Subtype: Single Family Residence
Building
Building: Medium - 5Ft - 9FtConstruction Materials: Modular
Property Information
Parcel Number: 00369120000000

Price & Status

Price
List Price: $765,000

Active Status

MLS Status: Closed

Location

Direction & Address
City: MarathonCommunity: Grassy Key (58.9)

Building

Building Area
Building Area: 1008 Square Feet

Community

Community Features: Bike Paths

HOA

HOA Fee Includes: NoneNo HOA

Lot Information

Lot Area: 7405.2 sqft

Offer

Listing Terms: No Seller Finance, Cash, FHA

Miscellaneous

Mls Number: 612823

Additional Information

Bike Paths

Price and Tax history

DateEventPrice
Aug 19, 2025
Source: MLKAR #615680
ListingRemoved
$5,000
Jul 10, 2025
Source: MLKAR #615680
PriceChange
$5,000
Price decreased by 9%
Jul 4, 2025
Source: MLKAR #615680
Listed For Rent
$5,500
May 13, 2025
Source: FLKMLS #612823
Sold
$715,000
Apr 19, 2025
Source: FLKMLS #612823
Contingent
$765,000

Market trends in Marathon

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$774K
$51.67KMoM
Sale-to-List Price
—
Price per sq ft
$630
$2MoM
Available listings
260
8MoM

Around this home

What Locals Say about Marathon

At least 61 Trulia users voted on each feature.

  • 83 % Say car is needed

  • 79 % Say people would walk alone at night

  • 76 % Say parking is easy

  • 72 % Say it's quiet

  • 70 % Say it's dog friendly

  • 70 % Say yards are well-kept

  • 68 % Say there's holiday spirit

  • 61 % Say it's walkable to restaurants

  • 53 % Say there's wildlife

  • 53 % Say they plan to stay for at least 5 years

  • 51 % Say there are community events

  • 49 % Say kids play outside

  • 45 % Say neighbors are friendly

  • 37 % Say it's walkable to grocery stores

  • 36 % Say there are sidewalks

  • 29 % Say streets are well-lit

Sourced by Trulia users. Learn more about our methodology.
  • 4yrv5tc4qr
    "Seafood festival, theater, music festival, turtle releases, homecoming parade, 4th of July fireworks on the beach"
    1
    Flag
  • Ingridfox
    "people love walking dogs on the beach and dog dog park at Sombrero Beach. A lot of restaurants are dog friendly. This is a great place for dog owners. "
    1
    Flag
  • C E.
    "There is no place for kids to hang out really except for the skate park. There are no malls, no skating rinks, no places for kids to meet safely. "
    1
    Flag
  • Jan M.
    "We have basic public transportation. I’d take a taxi anywhere in town. .............................,,"
    0
    Flag
  • Erin F.
    "There’s plenty of grass, sidewalks and quiet roads to walk along.. plus the public beach is always a dogs favorite adventure.. just pick up after your dog!"
    2
    Flag
  • Thurmankolb
    "Yes! Dog park just down the street. Lots of neighbors know each other by our dogs. Great vets n Marathon and good groomer."
    6
    Flag
  • Thurmankolb
    "Lots of community events and activities. Fishing tournaments, seafood festival, school carnivals, etc... "
    2
    Flag
  • Jamie B.
    "Everyone gets together for the kids at Halloween. We have a community park with special events planned for the kids and the beach is the sight for a special 4th of July. "
    0
    Flag
  • Abiezer31
    "Of course ,the neighbors the owner and dog are very nice I’m very proud living in my house.and this neighborhood "
    3
    Flag
  • Darren S.
    "I live off the beaten path across the street from a golf course. It's very quiet and tranquil. throb marinas surrounding the property and can walk to All shops and stores."
    0
    Flag
  • Cyndiepalmer
    "We are a friendly neighborhood. You walk your street and say Hi anytime. It is a safe street to live "
    0
    Flag
  • Ksperkinson
    "Safe clean near ocean good police pet friendly hospital is coming along in the construction have contract here at hospital looking forward to finding a good place for 3 months"
    0
    Flag
  • Stephanie M.
    "A lot of kids and cars. A fire station that is noisey but nice. Lizards everywhere. There is one hotel on this small island. There are A lot of Vacation homes here and crab catchers. When it rains you can't see the road."
    0
    Flag
  • Lb2071
    "water front community , is a small island called Flamingo Island. We have a 9 hole golf course and just 5 minutes from Publix and Kmart. Sombrero beach is right at the outset of the canals on the Atlantic ocean and the people are very loving and friendly."
    0
    Flag
  • Gonzalez8834
    "Marathon is a great place to life and have a family, very safe, quiet and full of great people. ......"
    0
    Flag
  • Tom A. C. M.
    "I live here (14 years) and love the area. Close accessibility to shopping, schools, churches, golf, beach, walking, biking. "
    0
    Flag
  • Anne K.
    "Lived here for many years and is one of the best places to live in Marathon. Conveniently located near schools, parks, shopping and beach just minutes away."
    0
    Flag
  • Debra G.
    "Only 8 miles from Marathon. Away from the winter traffic, airport noise. Crystal clean, flow through canals. Great place to vacation and a great place to live. "
    0
    Flag

LGBTQ Local Legal Protections

MLS Internet Data Exchange (IDX) information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, and that the data is deemed reliable but is not guaranteed accurate by the Florida Keys MLS.

Frequently asked questions about 350 Cocoanut Ave

  • What is 350 Cocoanut Ave estimated to be worth?
    Trulia's estimated value for 350 Cocoanut Ave in Grassy Key, FL is $717,800.
  • What is the price history for 350 Cocoanut Ave?
    350 Cocoanut Ave in Grassy Key, FL last sold for $715,000 in May 2025.
  • Is Grassy Key a buyer's or seller's market?
    Grassy Key is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in Grassy Key?
    The median sale price in Grassy Key is $774K. That is up $51.67K from the prior month.
  • Does 350 Cocoanut Ave have air conditioning?
    Yes, 350 Cocoanut Ave in Grassy Key, FL has air conditioning.
  • Does 350 Cocoanut Ave have a pool?
    Yes, 350 Cocoanut Ave in Grassy Key, FL has a pool.

Explore by feature - Pet Friendly

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