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Helene Vlachos

Helene Vlachos
Real Estate Agent (Salesperson)
Manhasset NY

Salesperson (NY: 40VL0882632)

28 years experience

REALTOR® 1 Active Listings Serves Nassau County, NY
View on Realtor.com

Contact Information

Brokerage
Manhasset

Office Website
Office Address
154 Plandome Rd
Manhasset, NY  11030
(Nassau County)
Office Phone
516-627-2800
Office Fax
516-570-1125
Mobile
516-641-2532
Email
hele**********@*******.com
Show Email for $5

Service Areas

Manhasset: NY Lake Success: NY University Gardens: NY Great Neck: NY Great Neck Gardens: NY Saddle Rock: NY Thomaston: NY Saddle Rock Estates: NY Kings Point: NY Harbor Hills: NY Kensington: NY Plandome Heights: NY Flower Hill: NY Plandome Manor: NY Plandome: NY North Hills: NY Munsey Park: NY New Hyde Park: NY Manhasset Hills: NY North New Hyde Park: NY Queens: NY New York: NY Garden City Park: NY Hillside Manor: NY Herricks: NY Port Washington: NY Baxter Estates: NY Port Washington North: NY Manorhaven: NY Sands Point: NY East Hills: NY Roslyn Estates: NY Glenwood Landing: NY Searingtown: NY Roslyn: NY Roslyn Harbor: NY Roslyn Heights: NY Albertson: NY

About Helene Vlachos

### Business Philosophy
Helene is committed to alleviating the complexities associated with real estate transactions. Her unparalleled ability to guide clients from initial engagement to successful closing is a testament to her expertise. The foundation of her success lies in her unwavering honesty, patience, and dedication to both buyers and sellers.

### Education and Training
Helene holds a Bachelor of Arts in Education from Queens College and has been a licensed sales associate and Realtor for 18 years. She is a certified Previews Specialist within Coldwell Banker's Luxury Home Division and is recognized as a Seniors Real Estate Specialist (SRES). Additionally, Helene is E-Certified and specializes in relocation services.

### Awards and Designations
- **2015**: International President's Circle - Top 4% of Coldwell Banker Associates Worldwide
- **2014**: International President's Circle - Top 4% of Coldwell Banker Associates Worldwide
- **2013**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide
- **2011**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide; Top Previews Agent
- **2010**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide
- **2009**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide
- **2008**: Diamond Society
- **2007**: Diamond Society
- **2006**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide
- **2005**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide
- **2004**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide
- **2003**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide
- **2002**: International President's Elite - Top 1% of Coldwell Banker Associates Worldwide

### Areas of Expertise
Helene has effectively served clients across Long Island, Queens, and Manhattan. She is recognized as the leading agent in resales within the prestigious Stone Hill gated community in Manhasset and has successfully sold numerous distinctive "Gold Coast" waterfront properties. Helene approaches every transaction—regardless of size—with the same level of knowledge, diligence, and respect.

### Biography
With over 18 years of experience in real estate, Helene has been a valued member of Coldwell Banker Residential Brokerage since 2002. She and her husband, John, along with their four children, have called Manhasset home for the past 30 years, actively participating in both school and community initiatives.

### Communities Served
Helene has extensive experience throughout Long Island, including areas such as Manhasset, Munsey Park, North Hills, Plandome, Port Washington, Sands Point, Great Neck, King's Point, Garden City, New Hyde Park, Manhasset Hills, Searingtown, Williston Park, Old Westbury, Syosset, Woodbury, and the Brookvilles. Having grown up in Queens, she possesses in-depth knowledge of the Eastern Queens and Manhattan real estate markets.

Nassau County, NY Real Estate Market Analysis (Single Family Homes)

$1,425,813
Avg. Listing Price
From Helene's portfolio
4.1 / 3.0
Avg. Beds/Baths
Typical property size
2,471 sf
Avg. Square Footage
Interior living space
3105
Active Listings
Current inventory

Nassau County's real estate market represents one of New York's most dynamic and valuable suburban landscapes, with properties consistently ranking among the highest-priced in the nation. This Long Island powerhouse attracts buyers seeking premium coastal living, top-tier school districts, and convenient Manhattan access, creating a marketplace where million-dollar homes are commonplace and inventory moves quickly despite premium pricing.

The county's real estate ecosystem supports 11,944 total actively licensed agents, with all 11,944 agents maintaining email contact information, reflecting the market's technological sophistication and professional connectivity. This robust agent network serves diverse communities from Hempstead's affordable starter homes to Old Westbury's sprawling estates, each requiring specialized market knowledge and relationship management.

Major Nassau County, New York Real Estate Markets

The Gold Coast communities of Manhasset, Port Washington, and Roslyn dominate Nassau's luxury segment, where historic estates and waterfront properties command prices exceeding $3 million. Meanwhile, established neighborhoods like Garden City, Rockville Centre, and Westbury offer premium suburban living with strong resale values, while emerging markets in Freeport and Uniondale present opportunities for first-time buyers and investors seeking appreciation potential.

Nassau's geography creates distinct micro-markets along the North Shore's prestigious waterfront communities versus the South Shore's beach-adjacent neighborhoods like Long Beach and Atlantic Beach. Each region maintains unique pricing dynamics, with proximity to transportation hubs like the Long Island Rail Road stations significantly impacting property values and market velocity throughout communities from Great Neck to Hicksville.

Market Dynamics and Geographic Complexity

Nassau County's real estate market operates on compressed inventory cycles, where desirable properties in sought-after school districts like Jericho or Syosset often receive multiple offers within days of listing. This competitive environment demands agents who understand hyperlocal nuances, from flood zone implications in waterfront areas to the impact of property taxes that can exceed $30,000 annually on premium homes.

The market's complexity extends beyond pricing to encompass co-op buildings in communities like Great Neck Plaza, new construction developments in previously industrial areas, and the ongoing conversion of larger estates into luxury subdivisions. These varied property types require agents with specialized expertise in everything from co-op board approval processes to new construction warranties and municipal approval procedures.

Why Businesses Need Nassau County, New York Agent Contact Data

Mortgage lenders, home inspection companies, and luxury service providers targeting Nassau County's affluent market need direct access to the county's extensive agent network to capture high-value transactions. With average home prices significantly exceeding national norms, each successful business relationship with local agents can generate substantial revenue through premium-priced services and repeat referral opportunities.

Technology companies, marketing firms, and financial services businesses benefit from connecting with Nassau's digitally-connected agent community to introduce innovative tools and services. Given the market's competitive nature and sophisticated clientele, agents actively seek resources that provide competitive advantages, creating opportunities for B2B companies offering everything from virtual staging software to client management platforms and investment analysis tools.

Current Property Listings

As of 2/11/2026, Helene Vlachos has 1 property for sale in Manhasset and surrounding areas.

$925,000

Listed 2025-12-09

19 Birchwood Park Dr
Syosset, NY  11791

Beds: 3.0
Baths: 2.0
Sq Ft: 1,634
Lot: 6,181 sf
Single Family Map
View Full Details

Current Property Rentals

As of 1/15/2026, Helene Vlachos has the following rental property available in Manhasset and surrounding areas.

$4,500

Listed 2025-12-04

36 Dunes Ln
Port Washington, NY  11050

Beds: 3.0
Baths: 2.0
Sq Ft: 1,350
Lot: 7,741 sf
Multi Family Map
View Full Details