```
Sandra Mathis

Sandra Mathis
Real Estate Agent (Associate Broker)
Massapequa NY

Associate Broker (NY: 30MA1115413)

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

Contact Information

Brokerage
Century 21 Aa Realty

Office Website
Office Address
896 N Broadway
Massapequa, NY  11758
(Nassau County)
Office Phone
516-826-8100
Office Fax
516-826-3044
Mobile
516-826-8100
Email
sand**@***********.com
Show Email for $5

Service Areas

Garden City South: NY Franklin Square: NY Malverne Park Oaks: 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 North Hills: NY Mineola: NY Garden City: NY Williston Park: NY East Williston: NY South Hempstead: NY Baldwin: NY Oceanside: NY Baldwin Harbor: NY North Baldwin: NY Westbury: NY Carle Place: NY East Rockaway: NY Bay Park: NY Freeport: NY Merrick: NY Roosevelt: NY Village of Garden City: NY Uniondale: NY Stewart Manor: NY North Lynbrook: NY Hewlett: NY Lynbrook: NY Bellmore: NY North Bellmore: NY North Merrick: NY Old Westbury: NY Lakeview: NY Malverne: NY Rockville Centre: NY East Meadow: NY Jericho: NY Hicksville: NY New Cassel: NY North Lindenhurst: NY North Amityville: NY Gilgo: NY Amityville: NY Copiague: NY Deer Park: NY North Babylon: NY Wyandanch: NY West Babylon: NY Wantagh: NY Plainedge: NY Bethpage: NY Levittown: NY West Brentwood: NY Edgewood: NY Brentwood: NY Brightwaters: NY Farmingdale: NY Old Bethpage: NY East Farmingdale: NY South Farmingdale: NY Dix Hills: NY West Hills: NY Melville: NY Muttontown: NY Lindenhurst: NY North Massapequa: NY Seaford: NY East Massapequa: NY Massapequa: NY Massapequa Park: NY North Wantagh: NY Laurel Hollow: NY Syosset: NY Oyster Bay Cove: NY Woodbury: NY Plainview: NY

About Sandra Mathis

Sandy Mathis brings over two decades of experience in real estate, adeptly serving the needs of buyers and sellers across Nassau and Suffolk counties. Beginning her career as a sales agent in 1992, she advanced to the role of Associate Broker by 1994. In 2006, after thorough consideration, she aligned herself with Century 21 AA Realty, a decision that reflects her commitment to excellence in the industry.

Proudly affiliated with one of the most prominent Century 21 offices on Long Island, Sandy is a Licensed Broker Associate and an active participant in the Long Island Board of Realtors, the New York State Association of Realtors, and the National Association of Realtors. She holds esteemed designations from the Graduate Realtor Institute (GRI) and is a Certified Buyer Representative (CBR), underscoring her dedication to professional development.

As a lifelong Long Island resident and homeowner in the Wantagh-Seaford area, Sandy understands the local market intricacies. She is committed to ensuring that her clients experience a seamless and rewarding transaction, emphasizing honesty and respect throughout the process. Whether you are looking to buy or sell, Sandy Mathis is prepared to guide you every step of the way.

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

$1,420,531
Avg. Listing Price
From Sandra's portfolio
4.1 / 3.0
Avg. Beds/Baths
Typical property size
2,467 sf
Avg. Square Footage
Interior living space
3153
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 2/17/2026, Sandra Mathis has 1 property for sale in Massapequa and surrounding areas.

$499,000

Listed 2025-12-02

420 Shore Rd Apt 4C
Long Beach, NY  11561

Beds: 1.0
Baths: 1.0
Sq Ft: 816
Coop Map
View Full Details

Current Property Rentals

Sandra Mathis currently has no rental properties available in Massapequa and surrounding areas. Check back later.