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4300 Alton Road, Miami Beach, FL 33140 Property Information

4300 Alton Road, Miami Beach, FL 33140 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
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4300 Alton Road, Miami Beach, FL 33140
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Address

Primary address 4300 Alton Road, Miami Beach
Zip code 33140
County Miami-Dade
Municipality Miami Beach
Neighborhood Nautilus
Parcel ID 0232220110360

Sales & Tax Overview for 4300 Alton Road, Miami Beach

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Sale date 03/22/2006
Sale price $10
Arm's length
Current property tax $464,424

Lot & Building Information for 4300 Alton Road, Miami Beach

Building sqft 352,935
Total sqft 2,103,794
Building class Hospital - Governmental: Health Care (8543)
Acreage 53.148
Buildings on lot 23
Year built 2018
Stories 7
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district Miami-Dade County Public Schools

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 4300 Alton Road, Miami Beach

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  • • Improvements for 4300 Alton Road, Miami Beach , including their type, square footage, grade and when they were built.
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About 4300 Alton Road, Miami Beach

What is the year built & the total sq. ft. for 4300 Alton Road, Miami Beach, FL 33140?

4300 Alton Road, Miami Beach, FL 33140 was built in 2018 and has a total of 352,935 square feet.

What is the assessed value of 4300 Alton Road, Miami Beach, FL 33140 and the property tax paid?

Assessed at $226,771,485, the tax amount paid for 4300 Alton Road, Miami Beach, FL 33140 is $4,644,235.

When was 4300 Alton Road, Miami Beach, FL 33140 last sold and what was the last sale price?

4300 Alton Road, Miami Beach, FL 33140 was last sold in 03/22/2006 for $10.

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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Past Sales & Property History for 4300 Alton Road, Miami Beach

Create a free account to view the complete sales history for 4300 Alton Road, Miami Beach, including title documents, transfer conditions, mortgages and liens.

Purchase date Purchase price Buyer name Seller name
03/22/2006 $10

Title Documents for 4300 Alton Road, Miami Beach

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Date Type Amount Party 1 Party 2 Maturity Document Related documents Doc image
04/27/2026 - D
04/29/2026 - R
Notice of Commencement
03/27/2026 - D
04/01/2026 - R
Notice of Commencement
03/16/2026 - D
03/23/2026 - R
Release
03/16/2026 - D
03/23/2026 - R
Release
01/22/2026 - D
01/23/2026 - R
Notice of Commencement
01/20/2026 - D
01/22/2026 - R
Notice of Commencement
01/20/2026 - D
01/22/2026 - R
Notice of Commencement
01/20/2026 - D
01/22/2026 - R
Notice of Commencement
01/20/2026 - D
01/22/2026 - R
Notice of Commencement
01/20/2026 - D
01/22/2026 - R
Notice of Commencement
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R: Recorded date
D: Document date

Property Taxes for 4300 Alton Road, Miami Beach

Access detailed property tax data for 4300 Alton Road, Miami Beach, FL 33140. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025
Base tax $4,644,235
Current property tax $464,424
Market value $285,565,345
Assessed value $226,771,485

Assessment History for 4300 Alton Road, Miami Beach

Here's the assessment & property tax history for 4300 Alton Road, Miami Beach, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessment value Total tax rate Property tax Year over year change
2025 $285,565,345 $226,771,485 18.7601 $4,644,235 +19.88%
2024 $206,155,896 $206,155,896 18.7913 $3,873,937 +15.92%
2023 $176,850,231 $176,850,231 18.8967 $3,341,886 +0.20%
2022 $177,497,429 $177,497,429 18.7893 $3,335,052 +1.03%
2021 $170,960,681 $170,960,681 19.3081 $3,300,926 +0.02%

Miami Beach residential market stats

Median Sale Price
$513,500
-4% YoY
Median Price/Sqft
$566
-3.2% YoY
Miami-Dade County Median Sale Price
$510,000
0% YoY

Access a detailed real estate market overview of Miami Beach so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Miami Beach and compare it to other neighborhoods in Miami-Dade County.

Check out recently sold homes in Miami-Beach and see how their prices compare.

Demographics by Zip Code

Total population 20,342
Median age 40.2
Average household income $204,815
Family households 53.2%
Occupied housing units 8,728
Owner occupied units 57.8%
Average number of people per household 2.31
Median year structure built 1968
Median value for units with a mortgage $1,043,600
Median value for units without a mortgage $743,100

Risk

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FEMA flood zone(s) AE (See more on map)

Transportation

Access the detailed traffic volume map for 4300 Alton Road, Miami Beach to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

View daily traffic map

Neighbors for 4300 Alton Road, Miami Beach

Here are the neighbors for 4300 Alton Road, Miami Beach.

Address Square feet Purchase date Purchase price
4340 N Bay Rd, Miami Beach 10,707 03/17/2026 $23,350,000
4420 N Bay Rd, Miami Beach 10,569 07/22/2008 $9,000,000
1221 W 48th St, Miami Beach 6,805 09/20/2024 $10,300,000
4775 N Bay Rd, Miami Beach 4,540 05/12/1989
4759 N Bay Rd, Miami Beach 4,412 07/23/2020 $1,228,750
4344 N Bay Rd, Miami Beach 4,467 04/07/2014 $10
4358 N Bay Rd, Miami Beach 22,320 10/26/2020 $42,000,000
4000 Alton Rd, Miami Beach 100,931 10/06/2014 $17,125,000
4801 N Bay Rd, Miami Beach 2,964 01/13/1999 $365,000
4751 N Bay Rd, Miami Beach 3,618 12/20/2021 $10
4404 N Bay Rd, Miami Beach 9,893 12/30/2020 $9,625,000
4765 N Bay Rd, Miami Beach 2,938 10/28/2021 $2,000,000
4380 N Bay Rd, Miami Beach 12,671 02/14/2025 $10
4412 N Bay Rd, Miami Beach 12,096 06/04/2021 $25,000,000
4815 N Bay Rd, Miami Beach 6,158 12/02/2014 $5,300,000
4771 N Bay Rd, Miami Beach 2,740 06/04/2010 $795,400
4376 N Bay Rd, Miami Beach 8,763 04/18/2019 $10
4330 N Bay Rd, Miami Beach 10,070 05/06/2020 $9,750,000
4230 N Bay Rd, Miami Beach 4,696 03/20/2025 $6,200
4350 N Bay Rd, Miami Beach 11,164 06/13/2021 $10

Nearby ZIP Codes for 4300 Alton Road, Miami Beach

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