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Diane Milliard

Diane Milliard
Real Estate Agent
Port Jefferson NY

(NY: )

14 years experience

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

Contact Information

Brokerage
Howard Hanna Coach Realtors - Port Jefferson

Office Website
Office Address
140 E Main St
Port Jefferson, NY  11777
(Suffolk County)
Office Phone
347-835-5474
Office Fax
631-928-5681
Mobile
631-928-5484
Email
dmil*****@*************.com
Show Email for $5

Service Areas

Setauket: NY Stony Brook: NY East Setauket: NY Port Jefferson Station: NY Poquott: NY Setauket-East Setauket: NY Old Field: NY Stony Brook University: NY Nesconset: NY Lake Ronkonkoma: NY Selden: NY Mount Sinai: NY Coram: NY Terryville: NY Belle Terre: NY Port Jefferson: NY Head of the Harbor: NY Northport: NY Asharoken: NY Eatons Neck: NY East Northport: NY Fort Salonga: NY

About Diane Milliard

**Professional Profile**

With a robust background in real estate, this licensed New York State Salesperson excels in serving both home buyers and sellers. Specializing in single-family homes, condos, and townhomes, they possess a keen understanding of various market segments, including luxury properties, short sales, and first-time home purchases.

Holding a Bachelor of Science in Business Administration from NYIT at Old Westbury and a Master of Science in Educational Computing from SUNY Stony Brook, their educational foundation complements their real estate expertise. Additionally, they are a Certified Buyer Representative, enhancing their ability to advocate effectively for clients throughout the buying process.

Fluent in English, they are adept at navigating complex real estate transactions, including relocations and foreclosures. Their commitment to client satisfaction and thorough knowledge of the market make them a trusted partner for anyone looking to buy or sell a home.

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

$2,180,503
Avg. Listing Price
From Diane's portfolio
4.0 / 3.1
Avg. Beds/Baths
Typical property size
5,355 sf
Avg. Square Footage
Interior living space
4631
Active Listings
Current inventory

Suffolk County's real estate market represents one of New York's most dynamic and diverse property landscapes, stretching across Long Island's eastern expanse from bustling suburban communities to exclusive waterfront estates. With 9,107 total actively licensed agents serving the region, this market demonstrates remarkable depth and professional expertise, reflecting the county's complex mix of residential neighborhoods, commercial districts, and luxury coastal properties that attract buyers from across the metropolitan area.

The sheer scale of professional representation in Suffolk County reveals a market that operates at institutional levels, where every one of the 9,107 agents maintains email connectivity, enabling rapid communication and deal coordination across multiple price points and property types. This extensive network of licensed professionals supports everything from first-time homebuyer transactions in communities like Brentwood and Central Islip to multi-million dollar estate sales in the Hamptons, creating a sophisticated ecosystem that responds quickly to market shifts and seasonal demand patterns.

Major Suffolk County, New York Real Estate Markets

The county's real estate activity concentrates heavily around several key metropolitan areas, with Huntington, Babylon, and Islip serving as major commercial and residential hubs that drive significant transaction volume. These central markets feature diverse housing stock ranging from post-war suburban developments to newly constructed luxury communities, while coastal areas like Southampton, East Hampton, and Montauk command premium pricing due to their proximity to beaches and seasonal rental potential that attracts both permanent residents and investment buyers.

Emerging markets in communities such as Patchogue, Riverhead, and Greenport have experienced surprising growth as buyers seek more affordable alternatives to traditional high-end areas, creating opportunities for agents specializing in value-oriented transactions and redevelopment projects. The contrast between these developing markets and established luxury zones like Sag Harbor creates multiple distinct real estate ecosystems within the county, each requiring specialized knowledge and different marketing approaches.

Market Dynamics and Geographic Complexity

Suffolk County's real estate market operates with distinct seasonal patterns that significantly impact pricing and inventory levels, particularly in eastern coastal communities where summer demand can drive rental rates up by 300% compared to winter months. This seasonality creates unique challenges for agents who must navigate fluctuating buyer preferences, vacation home purchases, and the complex interplay between permanent resident sales and investment property transactions that define much of the county's higher-end market activity.

Geographic complexity adds another layer of market sophistication, as properties just miles apart can vary dramatically in value due to school district boundaries, flood zone designations, and proximity to transportation corridors like the Long Island Rail Road. Agents must possess hyperlocal expertise about everything from septic regulations in rural areas to co-op board requirements in more developed communities, making market knowledge extremely specialized and location-dependent.

Why Businesses Need Suffolk County, New York Agent Contact Data

Companies serving the real estate industry can leverage Suffolk County's comprehensive agent database to reach professionals handling transactions across dramatically different price points and property types, from affordable housing initiatives to luxury estate sales exceeding $10 million. This diversity creates opportunities for businesses offering everything from basic transaction management tools to sophisticated wealth management services, as agents require different solutions depending on their specific market segments and client demographics.

The complete email accessibility across all 9,107 licensed agents enables businesses to execute targeted marketing campaigns that can be customized by geographic area, specialization, or transaction volume, allowing for precise audience segmentation that maximizes response rates and conversion potential in this competitive and professional market environment.

Current Property Listings

As of 2/13/2026, Diane Milliard has 1 property for sale in Port Jefferson and surrounding areas.

$649,000

Listed 2025-05-15

2300 Fox Hill Dr Unit 1101
Baiting Hollow, NY  11933

Beds: 2.0
Baths: 2.0
Sq Ft: 1,198
Lot: 13,068 sf
Condos Map
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Current Property Rentals

Diane Milliard currently has no rental properties available in Port Jefferson and surrounding areas. Check back later.