415 William, Key West, FL 33040
OFF MARKET

415 William
Key West, FL 33040

Historic Seaport
  • 9 Beds
  • 6 Baths
  • 2,929 sqft

$3,648,100

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $21,381/mo*
Refinance Your Home

$3,648,100

Trulia Estimate
as of Aug 22, 2026
Est. Refi. Payment $21,381/mo*
Refinance Your Home
9 Beds
6 Baths
2,929 sqft

Home Value

Trulia Estimate
$3.65M
Since last month
Increased$37K (+1%)
Since last year
Increased$178K (+5.1%)
Since last sale
Increased$645K (+21.5%)
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 +506% in the last 10 years
MonthEstimated value
2026
August 2026$3.65M
July 2026$3.61M
June 2026$3.78M
May 2026$3.53M
April 2026$3.52M
March 2026$4.16M
February 2026$3.92M
January 2026$3.3M
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
514 Margaret St, Key West, FL
0.10
Multi-Family Home
$1,400,000
01/14/26
5
3.5
2,068
419 Simonton St, Key West, FL
0.17
Multi-Family Home
$1,325,000
06/02/26
4
4
2,469
830 Fleming St, Key West, FL
0.08
Multi-Family Home
$1,350,000
10/20/25
3
4
1,989
909 & 913 Thomas St, Key West, FL
0.56
Multi-Family Home
$2,000,000
02/27/26
8
8
3,532
314 Simonton St, Key West, FL
0.23
Multi-Family Home
$4,500,000
07/06/26
8
9
8,472
928 Truman Ave #A-D, Key West, FL
0.47
Multi-Family Home
$1,500,000
12/23/25
8
5
1,830
708 William St, Key West, FL
0.29
Multi-Family Home
$1,752,000
11/17/25
4
3.5
1,967
911 Thomas St, Key West, FL
0.60
Multi-Family Home
$2,000,000
03/02/26
8
4
3,532
1022 Fleming St, Key West, FL
0.23
Multi-Family Home
$1,600,000
07/31/26
4
2
2,016
1030 James St, Key West, FL
0.25
Multi-Family Home
$1,800,000
05/26/26
3
3
1,700

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
411 William St #9, Key West, FL 33040
0.02
$764,300
1
1
488
Off Market
411 William St #24, Key West, FL 33040
0.02
$657,700
1
1
374
Off Market
822 Eaton St #0, Key West, FL 33040
0.05
$3,996,400
3
3.5
1,719
Off Market
814 Eaton St, Key West, FL 33040
0.04
$1,944,200
3
2
1,729
Off Market
1006 & 1008 Fleming St, Key West, FL 33040
0.07
$4,425,000
4
4.5
3,336
Recently Sold
830 Fleming St, Key West, FL 33040
0.08
$1,368,200
3
4
1,989
Off Market
409 Margaret St, Key West, FL 33040
0.09
$632,200
2
1
643
Off Market
808 Fleming St, Key West, FL 33040
0.05
$1,802,700
4
3
2,003
Off Market
401 Margaret St, Key West, FL 33040
0.08
$1,455,100
2
3
1,512
Off Market
902 Eaton St, Key West, FL 33040
0.09
$3,457,100
4
3.5
2,008
Off Market
817 Eaton St #1, Key West, FL 33040
0.07
$802,000
1
1
740
Recently Sold
415 Margaret St #1, Key West, FL 33040
0.10
$1,584,900
5
1
2,387
Off Market

Local Information

  • Map ViewExplore the area around 415 William.
  • Schools1 Preschool School2 Elementary Schools1 Middle School2 High Schools
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Multi-Family
Living Area
2,929 sqft
Price/Sqft
$1,246

About this House

This multi-family home is located at 415 William, Key West, FL. 415 William is in the Historic Seaport neighborhood in Key West, FL and in ZIP code 33040. This property has 9 bedrooms, 6 bathrooms and approximately 2,929 sqft of floor space.
415 William, Key West, FL 33040 is a 9 bedroom, 6 bathroom, 2,929 sqft multi-family in Historic Seaport. It last sold for $3,000,000 on Oct 17, 2018. It is currently off market. The Trulia Estimate is $3,648,100, with a rent estimate of $5,794/month.

Home Details for 415 William

Property Information

Property Type / Style
Property Type: Multi Family

Price and Tax history

DateEventPrice
Oct 17, 2018
Source: N/A
Sold
$3,000,000

Market trends in Key West

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$1.28M
$50KMoM
Sale-to-List Price
95.1%
0.5%MoM
Price per sq ft
$933
$26MoM
Available listings
271
17MoM

Around this home

Neighborhood Overview

Historic Seaport
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Historic Seaport

At least 38 Trulia users voted on each feature.

  • 92 % Say it's dog friendly

  • 90 % Say people would walk alone at night

  • 88 % Say it's walkable to restaurants

  • 84 % Say it's walkable to grocery stores

  • 83 % Say there are sidewalks

  • 79 % Say streets are well-lit

  • 67 % Say yards are well-kept

  • 64 % Say they plan to stay for at least 5 years

  • 62 % Say there's holiday spirit

  • 60 % Say there's wildlife

  • 59 % Say there are community events

  • 57 % Say it's quiet

  • 43 % Say parking is easy

  • 42 % Say neighbors are friendly

  • 35 % Say kids play outside

  • 30 % Say car is needed

Sourced by Trulia users. Learn more about our methodology.
  • Mari.lindsley
    "I've lived here for 2 years and enjoy the walkability to local theatres and restaurants. There's a strong homeless contingency that detracts from the seaport. But you can't blame them for wanting to be in paradise."
    11
    Flag
  • Tom
    "There are many festivals and events that include the Key West Historic Harbor. Venues include Schooner Wharf, Waterfront Brewery, The Marker, etc.."
    2
    Flag
  • Bwruble
    "Tourist don’t clean up after their dogs, but locals do. This is a wonderful neighborhood. Gecko lane is especially beautiful and very private. "
    1
    Flag
  • Ctmortman
    "Perfect place for dogs. There are several dog pearls on the island and some restaurants are pet friendly. I own a dog watching business on Marco Island...a service much needed there"
    2
    Flag
  • Sue S.
    "We vacationed here for the month of February 2014. We did not rent a car but had bikes for a week. We are walkers and walked an average of 1-2 miles for dinner and many miles during the day touring, hiking, etc. This area is accessible to most anything."
    1
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 415 William

  • What is 415 William estimated to be worth?
    Trulia's estimated value for 415 William in Key West, FL is $3,648,100.
  • What is the price history for 415 William?
    415 William in Key West, FL last sold for $3,000,000 in October 2018.
  • Is Key West a buyer's or seller's market?
    Key West is currently a buyer's market, based on recent for-sale activity.
  • What's the median sale price in Key West?
    The median sale price in Key West is $1.28M. That is up $50K from the prior month.

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