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Patricia Griesmeyer

Patricia Griesmeyer
Real Estate Agent (Salesperson)
Plainview NY

Salesperson (NY: 40GR1123789)

20 years experience

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

Contact Information

Brokerage
Douglas Elliman Central Nassau

Office Website
Office Address
998 Old Country Rd Ste A
Plainview, NY  11803
(Nassau County)
Office Phone
516-681-2600
Office Fax
Mobile
516-384-0249
Email
patr***************@*******.com

Service Areas

East Massapequa: NY Massapequa Park: NY North Massapequa: NY South Farmingdale: NY Seaford: NY Massapequa: NY Plainedge: NY Levittown: NY North Wantagh: NY North Lindenhurst: NY North Amityville: NY Gilgo: NY Amityville: NY Copiague: NY West Babylon: NY Lindenhurst: NY East Farmingdale: NY Bellmore: NY North Bellmore: NY North Merrick: NY Wantagh: NY Merrick: NY North Babylon: NY Gilgo Beach: NY Oak Beach: NY Captree Island: NY Oak Beach-Captree: NY Oak Island: NY West Gilgo Beach: NY Babylon: NY Deer Park: NY Wyandanch: NY Farmingdale: NY Old Bethpage: NY Bethpage: NY Plainview: NY Jericho: NY Hicksville: NY New Cassel: NY Old Westbury: NY Muttontown: NY Laurel Hollow: NY Syosset: NY Oyster Bay Cove: NY Village of Garden City: NY Garden City: NY Uniondale: NY Garden City South: NY Stewart Manor: NY Lakeview: NY Malverne: NY South Hempstead: NY Rockville Centre: NY Melville: NY

About Patricia Griesmeyer

Pat is a dedicated real estate professional who approaches every transaction—whether it involves residential homes, multifamily properties, or high-end sales—with unwavering professionalism and meticulous attention to detail. Her enthusiasm and commitment to organization ensure that her clients receive the highest level of service, which she believes is essential for fostering long-term relationships built on trust and rapport. Pat's ethical framework is grounded in honesty and loyalty, principles she consistently applies in both her professional and personal life.

A native of Long Island, Pat grew up in Massapequa and began her real estate journey at Coach Realtors in East Norwich. She later transitioned to Coldwell Banker in Syosset before joining the Douglas Elliman team in 2014. This diverse experience equips her with a unique perspective that enhances her ability to present properties effectively to potential buyers. As a Certified Home Marketing Specialist, Pat helps clients visualize the true potential of a home, further enriching her service approach. Her negotiation skills and commitment to client satisfaction are paramount; as a Certified Buyer Representative, she diligently researches properties, negotiates sales, and advocates for her clients' best interests.

"What distinguishes me is my dedication to eliminating uncertainty from the real estate process while cultivating a respectful relationship with my clients, honoring their aspirations and dreams," Pat explains. "I strive to ensure that each client feels like they are my sole focus, regardless of the transaction's complexity." She has successfully assisted a diverse array of buyers and sellers throughout Long Island, always aiming to provide an exceptional real estate experience.

Client testimonials reflect her impact: "Pat made the process of purchasing a home in an unfamiliar area seamless," one client notes. Another adds, "I cannot speak highly enough of Pat Griesmeyer. She is not only a consummate professional but also a genuinely caring individual. Working with her transformed what could have been a stressful experience into a joyful journey, and I am grateful to have gained a true friend in the process."

Currently residing on Long Island, Pat enjoys spending her time with her four rescue dogs and is actively involved in volunteering, gardening, boating, fishing, and embracing the great outdoors.

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

$1,433,811
Avg. Listing Price
From Patricia'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, Patricia Griesmeyer has 1 property for sale in Plainview and surrounding areas.

$639,000

Listed 2025-10-01

9450 Old Sound Ave
Mattituck, NY  11952

Beds: 3.0
Baths: 1.0
Sq Ft: 1,299
Lot: 22,769 sf
Single Family Map
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Current Property Rentals

Patricia Griesmeyer currently has no rental properties available in Plainview and surrounding areas. Check back later.