For Rent $4,900/month • Co-Listing Agent

Roxanne Kosberg

Sunny Isles Beach FL

CityFirst Realty, LLC

18 Closed Sales

$29.9M Total Value

$675K - $4.5M Price Range

$1.7M Average Price

Prior 5 years

About Roxanne

Home Types: Condo, House

Years of Experience: 21

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	3
Total Value	$7,360,000
Average Sale Price	$2,453,333
Price Range	$1.2M - $4.5M

Buyer Deals
Total Deals	1
Total Value	$1,415,000
Average Sale Price	$1,415,000

Seller Deals
Total Deals	4
Total Value	$8,760,000
Average Sale Price	$2,190,000
Price Range	$1.2M - $4.5M

Buyer Deals
Total Deals	1
Total Value	$1,415,000
Average Sale Price	$1,415,000

Seller Deals
Total Deals	15
Total Value	$26,600,000
Average Sale Price	$1,773,333
Price Range	$440K - $4.5M

Buyer Deals
Total Deals	3
Total Value	$3,280,000
Average Sale Price	$1,093,333
Price Range	$900K - $1.4M

5 Year View

Neighborhoods Roxanne is Experienced In

Roxanne's Active Listings

$1,699,200
- 2 Beds
- 2.5 Baths
- 1,740 Sq Ft
9559 Collins Ave

Unit S6C

Surfside, FL
Spacious and bright 2 bedroom, 2.5 bathroom apartment with stunning Ocean & Pool views. Furnished with potential for personal touches. Semi-private elevator foyer; 24-hour security & valet; pool & beach service; gym, and more. Walk across the street to Bal Harbour Shoppes.

Roxanne Kosberg CityFirst Realty, LLC

$11,500,000
- 3 Beds
- 4.5 Baths
- 4,154 Sq Ft
18555 Collins Ave

Unit 3501

Sunny Isles Beach, FL
A masterpiece residence for the most discriminate Buyer who loves the best automobiles & has a passion for art in every form. Totally restructured from floor to ceiling, customized & exquisitely designed with the finest brands & materials. From Chef Kitchen by Bulthaup to a an Agape Cuna bathtub. Every single detail is a work of art, from the choice of flooring, finishes, extensive hidden

Roxanne Kosberg CityFirst Realty, LLC

$1,242,000
- 2 Beds
- 2 Baths
- 1,435 Sq Ft
16001 Collins Ave

Unit 1705

Sunny Isles Beach, FL
Oceanfront building, 2 bedrooms 2 bathrooms, furnished with large balcony. HOA fees, Building is $1,067.86/month and Master Assn is $731.62/month = $1,799.48/month. Property rented until August 2026.

Roxanne Kosberg CityFirst Realty, LLC

Co-Listing Agent

$4,900 per month
- 2 Beds
- 2 Baths
- 1,350 Sq Ft
1000 W Island Blvd

Unit 2412

Aventura, FL
Furnished 2/2 with views of the lagoon down to the City of Miami. Comes with a Spa membership. New furniture. Available for yearly rental as of May 1 2026.

Roxanne Kosberg CityFirst Realty, LLC

Recently Sold

$1,200,000

Sold Mar 4, 2026
- 3 Beds
- 3.5 Baths
- 1,862 Sq Ft
6101 Aqua Ave

Unit 303

Miami Beach, FL
- 41% Below List
- $644/SF
- 601 Days On Market
- Current Est. Value $1M
Roxanne Kosberg CityFirst Realty, LLC

$4,500,000

Sold Aug 22, 2025
- 4 Beds
- 4 Baths
- 3,281 Sq Ft
2371 Bayview Ln

North Miami, FL
- 6% Below List
- $1,372/SF
- 77 Days On Market
- Current Est. Value $5M
Roxanne Kosberg CityFirst Realty, LLC

$1,660,000

Sold Jul 17, 2025
- 3 Beds
- 2.5 Baths
- 2,030 Sq Ft
6000 Island Blvd

Unit 2104

Aventura, FL
- 7% Below List
- $818/SF
- 108 Days On Market
- Current Est. Value $2M
Roxanne Kosberg CityFirst Realty, LLC

$3,600,000

Sold Sep 29, 2023
- 2 Beds
- 2.5 Baths
- 1,622 Sq Ft
6901 Collins Ave

Unit 1603

Miami Beach, FL
- 14% Below List
- $2,219/SF
- 1,418 Days On Market
- Current Est. Value $3M
Roxanne Kosberg CityFirst Realty, LLC

$910,000

Sold Jun 1, 2023
- 2 Beds
- 2 Baths
- 1,750 Sq Ft
7000 Island Blvd

Unit 1610

Aventura, FL
- 10% Above List
- $520/SF
- 557 Days On Market
- Current Est. Value $965K
Roxanne Kosberg CityFirst Realty, LLC

$1,055,000

Sold May 20, 2022
- 4 Beds
- 4 Baths
- 2,670 Sq Ft
5757 Collins Ave

Unit 1201

Miami Beach, FL
- 11% Below List
- $395/SF
- 177 Days On Market
- Current Est. Value $1M
Roxanne Kosberg CityFirst Realty, LLC

$1,700,000

Sold May 19, 2022
- 3 Beds
- 4.5 Baths
- 2,870 Sq Ft
7000 Island Blvd

Unit 2507

Aventura, FL
- $592/SF
- 32 Days On Market
- Current Est. Value $2M
Roxanne Kosberg CityFirst Realty, LLC

$1,310,000

Sold Mar 8, 2022
- 3 Beds
- 2.5 Baths
- 1,980 Sq Ft
5757 Collins Ave

Unit 1706

Miami Beach, FL
- 6% Below List
- $662/SF
- 115 Days On Market
- Current Est. Value $1M
Roxanne Kosberg CityFirst Realty, LLC

$2,450,000

Sold Feb 2, 2022
- 3 Beds
- 3 Baths
- 2,214 Sq Ft
17875 Collins Ave

Unit 3102

Sunny Isles Beach, FL
- 9% Below List
- $1,107/SF
- 130 Days On Market
- Current Est. Value $3M
Roxanne Kosberg CityFirst Realty, LLC

Agent License: Florida 0649110

Roxanne Kosberg

(877) 760-0985

CityFirst Realty, LLC

(877) 760-0985

Homes for Sale by City

Roxanne Kosberg

About Roxanne

Transaction History

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Roxanne is Experienced In

Roxanne's Listings and Deals

Roxanne's Active Listings

Recently Sold