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Joanne Mackonochie

Joanne Mackonochie
Real Estate Agent (Associate Broker)
Syosset NY

Associate Broker (NY: 10301215408)

32 years experience

REALTOR® 3 Active Listings Serves Nassau County, NY
View on Realtor.com

Contact Information

Brokerage
Compass Greater Ny Llc
Office Address
485 Underhill Blvd Ste 200
Syosset, NY  11791
(Nassau County)
Office Phone
516-517-4866
Office Fax
Mobile
516-906-0699
Email
joan**************@*******.com
Show Email for $5

Service Areas

Old Westbury: NY Muttontown: NY Glen Head: NY Upper Brookville: NY Old Brookville: NY Glenwood Landing: NY Brookville: NY East Norwich: NY Oyster Bay: NY East Meadow: NY Jericho: NY Hicksville: NY Westbury: NY Uniondale: NY Carle Place: NY New Cassel: NY Bethpage: NY Cove Neck: NY Matinecock: NY Laurel Hollow: NY Centre Island: NY Mill Neck: NY Oyster Bay Cove: NY Syosset: NY Old Bethpage: NY Roslyn Harbor: NY East Hills: NY Roslyn: NY Greenvale: NY Plainview: NY Melville: NY

About Joanne Mackonochie

Joanne embarked on her real estate journey in 1994 and has since established herself as a prominent agent in Long Island and Queens. Her primary focus encompasses the communities of Syosset, Woodbury, Oyster Bay Cove, East Norwich, Laurel Hollow, Muttontown, Jericho, Plainview, Old Bethpage, and Hicksville. As a resident of Syosset since 1999, she possesses a deep understanding of the local neighborhoods and their acclaimed school districts, which she readily shares with potential buyers.

With over 25 years of experience in the real estate sector, Joanne leverages her marketing expertise and comprehensive market insights to assist both buyers and sellers in achieving their goals. Her commitment to excellence ensures a seamless and rewarding experience for her clients.

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

$1,433,811
Avg. Listing Price
From Joanne's portfolio
4.1 / 3.0
Avg. Beds/Baths
Typical property size
2,485 sf
Avg. Square Footage
Interior living space
2985
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 2/7/2026, Joanne Mackonochie has 3 properties for sale in Syosset and surrounding areas.

$1,950,000

Listed 2025-10-09

16 Pine Rd
Syosset, NY  11791

Beds: 5.0
Baths: 4.5
Sq Ft: 3,790
Lot: 47,480 sf
Single Family Map
View Full Details

$1,375,000

Listed 2026-01-14

18 Barry Ln
Syosset, NY  11791

Beds: 5.0
Baths: 3.5
Sq Ft: 2,759
Lot: 9,871 sf
Single Family Map
View Full Details

$649,995

Listed 2025-10-21

276 Bay Ave
Patchogue, NY  11772

Beds: 3.0
Baths: 2.0
Sq Ft: 1,726
Lot: 17,860 sf
Single Family Map
View Full Details

Current Property Rentals

Joanne Mackonochie currently has no rental properties available in Syosset and surrounding areas. Check back later.