Cathie Curran Real Estate Agent - Charlesgate Realty Group, llc

3 Seal Harbor Rd Unit PH33, Winthrop, MA For Sale $1,230,000 - listed by Cathie Curran — For Sale $1,230,000

Cathie Curran listing agent for 54 Townsend St, Winthrop, MA - sold for $620,000 — Sold $620,000

3 Seal Harbor Rd Unit 336, Winthrop, MA For Sale $859,900 - listed by Cathie Curran — For Sale $859,900

Cathie Curran buyer's agent for 9 Albert Ave, Winthrop, MA - sold for $750,000 — Sold $750,000

Cathie Curran

Boston MA

Charlesgate Realty Group, llc

35 Closed Sales

$26.1M Total Value

$444.4K - $1.9M Price Range

$745.1K Average Price

Prior 5 years

About Cathie

Home Types: Condo, Multifamily, House

Years of Experience: 28

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	3
Total Value	$1,915,000
Average Sale Price	$638,333
Price Range	$355K - $940K

Buyer Deals
Total Deals	1
Total Value	$724,900
Average Sale Price	$724,900

Seller Deals
Total Deals	12
Total Value	$8,050,000
Average Sale Price	$670,833
Price Range	$355K - $945K

Buyer Deals
Total Deals	3
Total Value	$2,199,900
Average Sale Price	$733,300
Price Range	$725K - $750K

Seller Deals
Total Deals	29
Total Value	$21,309,400
Average Sale Price	$734,807
Price Range	$258K - $1.9M

Buyer Deals
Total Deals	6
Total Value	$4,767,900
Average Sale Price	$794,650
Price Range	$530K - $1.2M

5 Year View

Neighborhoods Cathie is Experienced In

Cathie's Listings and Deals

Cathie's Active Listings

$1,230,000
- 3 Beds
- 3 Baths
- 1,913 Sq Ft
3 Seal Harbor Rd

Unit PH33

Winthrop, MA
Experience elevated waterfront living in this stunning 3 bedroom, 3 bath penthouse at the prestigious Seal Harbor III. This exceptional two-level residence features a spacious open-concept floor plan designed to maximize natural light and showcase its spectacular waterfront setting. Entertain effortlessly or simply relax on the massive private deck, offering the perfect space to enjoy ocean

Cathie Curran Charlesgate Realty Group, llc

$859,900
- 2 Beds
- 1.5 Baths
- 1,674 Sq Ft
3 Seal Harbor Rd

Unit 336

Winthrop, MA
A rare offering at the prestigious Seal Harbor III, this exceptional corner residence captures breathtaking panoramic water views from an expansive, light filled interior and a private balcony - perfect for enjoying morning coffee, evening sunsets, or simply taking in the every changing waterfront scenery. Completely reimagined with a full gut reno in 2010, the home showcases timeless design, an

Cathie Curran Charlesgate Realty Group, llc

Recently Sold

$620,000

Sold Nov 21, 2025
- 4 Beds
- 2 Baths
- 1,483 Sq Ft
54 Townsend St

Winthrop, MA
- 5% Below List
- 87 Days On Market
- $418/SF
- Current Est. Value $654K
Cathie Curran Charlesgate Realty Group, llc

$355,000

Sold Aug 8, 2025
- 2 Beds
- 1 Bath
- 860 Sq Ft
235 Washington Ave

Unit 6

Winthrop, MA
- 5% Below List
- 14 Days On Market
- $413/SF
- Current Est. Value $374K
Cathie Curran Charlesgate Realty Group, llc

$940,000

Sold Jul 30, 2025
- 4 Beds
- 2.5 Baths
- 2,470 Sq Ft
19 Orlando Ave

Winthrop, MA
- 1% Below List
- 15 Days On Market
- $381/SF
- Current Est. Value $947K
Cathie Curran Charlesgate Realty Group, llc

$500,000

Sold May 19, 2025
- 2 Beds
- 2 Baths
- 1,284 Sq Ft
270 Winthrop St

Unit 1

Winthrop, MA
- 24 Days On Market
- $389/SF
- Current Est. Value $506K
Cathie Curran Charlesgate Realty Group, llc

$550,000

Sold Mar 10, 2025
- 1 Bed
- 1.5 Baths
- 1,106 Sq Ft
3 Seal Harbor Rd

Unit 846

Winthrop, MA
- 4% Below List
- 20 Days On Market
- $497/SF
- Current Est. Value $575K
Cathie Curran Charlesgate Realty Group, llc

$590,000

Sold Feb 19, 2025
- 2 Beds
- 2 Baths
- 1,306 Sq Ft
3 Seal Harbor Rd

Unit 635

Winthrop, MA
- 2% Below List
- 7 Days On Market
- $452/SF
- Current Est. Value $639K
Cathie Curran Charlesgate Realty Group, llc

$675,000

Sold Feb 4, 2025
- 2 Beds
- 2 Baths
- 1,286 Sq Ft
3 Seal Harbor Rd

Unit 733

Winthrop, MA
- 16 Days On Market
- $525/SF
- Current Est. Value $671K
Cathie Curran Charlesgate Realty Group, llc

$650,000

Sold Jan 17, 2025
- 3 Beds
- 2 Baths
- 1,421 Sq Ft
70 Triton Ave

Winthrop, MA
- 33 Days On Market
- $457/SF
- Current Est. Value $673K
Cathie Curran Charlesgate Realty Group, llc

$825,000

Sold Dec 5, 2024
- 3 Beds
- 2 Baths
- 1,850 Sq Ft
120 Circuit Rd

Winthrop, MA
- 8% Below List
- 83 Days On Market
- $446/SF
- Current Est. Value $852K
Cathie Curran Charlesgate Realty Group, llc

Agent License: Massachusetts 449500291

Cathie Curran

(857) 763-2758

Charlesgate Realty Group, llc

(857) 763-2758

Homes for Sale by City

Cathie Curran

About Cathie

Transaction History

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Cathie is Experienced In

Cathie's Listings and Deals

Cathie's Active Listings

Recently Sold