# 511 4th St, Key Colony Beach, FL 33051

> **TL;DR:** 4bd/3ba single family, $2,275,000 ($930/sqft), built 1973, 2,445 sqft.
> Waterfront. Est. $9,858/mo.

## Property at a Glance

| Attribute | Value |
|-----------|-------|
| Price | $2,275,000 |
| Price/sqft | $930 |
| Bedrooms | 4 |
| Bathrooms | 3 full |
| Square Feet | 2,445 |
| Year Built | 1973 |
| Lot Size | 6,599 sqft (0.15 acres) |
| Property Type | Single Family (Single Family Residence) |
| Status | For Sale |
| Days on Market | 0 |

## Why This Home Stands Out

- **Waterfront** - Direct water access

## Estimated Monthly Costs

| Category | Amount |
|----------|--------|
| Mortgage (20% down, 6.5%) | $9,858 |
| **Total** | **$9,858** |

## Key Amenities

- Waterfront

## Property Highlights

- Built in 1973
- 0.15 acre lot
- Waterfront

## Description

### Agent Description
This Key Colony Beach coastal retreat blends modern elegance with waterfront tranquility is steps from Bonefish Bay. Inside, a beautifully updated kitchen with granite countertops, stainless steel appliances, and a large entertaining island opens to bright living and dining areas. A first-floor en-suite provides excellent privacy for guests or multigenerational needs. Upstairs, the primary retreat impresses with a spa bath featuring a soaking tub and separate shower, plus an oversized walk-in closet. Outdoors, boaters will enjoy the 60 foot dock with a 15K-lb lift and quick access to the ocean. Proven vacation rental history offers the rare blend of lifestyle enjoyment and potential income.  Cabana Club membership, par-3 golf, tennis, and pickleball courts. —embrace the Florida Keys lifestyle!

## Location

- **Address:** 511 4th St, Key Colony Beach, FL 33051
- **County:** Monroe

## Listing Agent

- **Name:** Maria Acosta
- **Brokerage:** Keller Williams Capital Realty
- **Phone:** 3053221973
- **Email:** mariaacosta@kw.com

## Primary Photo

![511 4th St - Primary Photo](http://lh.rdcpix.com/a16ac4067f75fed657f13177ea56557bl-f2567539786r.jpg)

*41 total photos available on [listing page](https://www.propertysimple.com/listing/511-4th-st-key-colony-beach-fl-33051-11886023)*

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**MLS#:** A11886023 | **Updated:** 2026-06-17
**Source:** listhub

*Copyright © 2026 Miami REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.*

[View on PropertySimple](https://www.propertysimple.com/listing/511-4th-st-key-colony-beach-fl-33051-11886023)

---

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