Jean Gillin

Integrity Core Realty

Looking to sell your property, buy a new home, or just need some expert real estate advice?

About
As a real estate agent, my ultimate goal is to have a reputation based on honesty, fairness, and ethical dealings. I prioritize dependability, integrity, and personal service in all of my interactions with clients & strive to provide valuable communication and information to help guide them through successful closed transactions.

Whether you're a buyer or a seller of residential properties, townhouses, condos or co-ops I am here to offer my full-service expertise. I am dedicated to providing superior, professional, and personalized service to all of my clients. My extensive experience in the real estate industry and a designated Real Estate Negotiation Expert ensures that you'll receive the best possible outcome when buying or selling a home.

For buyers, I offer buyer representation working in your best interest. When working with me, you'll benefit from the collective experience from one of the most experienced realtors on Long Island.
Highlights *
25
Recent sales
$330K-$930K
Price range
$680K
Median price
21
Years experience

Recent Listings & Sales

Address Sold Date Sold Price Represented
12 Joyce Ln
Commack, NY 11725
8/27/2026 $740,000 Seller
1837 Lincoln Ave
Holbrook, NY 11741
8/11/2026 $620,000 Seller
29 Sunhill Rd
Nesconset, NY 11767
7/27/2026 $930,000 Seller
12 Joyce Ln
Huntington, NY 11725
6/16/2026 $740,000 Seller
7 Romeo Ln
Huntington, NY 11725
6/15/2026 $760,000 Seller

Transaction History *

Seller Deals

Total Deals
16
Total Value
$10,931,000
Median Sale Price
$695,000
Price Range
$440K - $930K

Buyer Deals

Total Deals
9
Total Value
$5,073,300
Median Sale Price
$612,500
Price Range
$330K - $805K

Sales Volume Timeline

Jean Gillin’s production volume for the past 3 year period Q3 ’23 Q3 2023: $0 Q4 ’23 Q4 2023: $1M Q1 ’24 Q1 2024: $1.3M Q2 ’24 Q2 2024: $522K Q3 ’24 Q3 2024: $1.7M Q4 ’24 Q4 2024: $825K Q1 ’25 Q1 2025: $770K Q2 ’25 Q2 2025: $1.1M Q3 ’25 Q3 2025: $1.4M Q4 ’25 Q4 2025: $540K Q1 ’26 Q1 2026: $440K Q2 ’26 Q2 2026: $4.1M Q3 ’26 Q3 2026: $2.3M Q3 2023 Total Sales $0 Q4 2023 Total Sales $1M Q1 2024 Total Sales $1.3M Q2 2024 Total Sales $522K Q3 2024 Total Sales $1.7M Q4 2024 Total Sales $825K Q1 2025 Total Sales $770K Q2 2025 Total Sales $1.1M Q3 2025 Total Sales $1.4M Q4 2025 Total Sales $540K Q1 2026 Total Sales $440K Q2 2026 Total Sales $4.1M Q3 2026 (Jul 1-Sep 10) Total Sales $2.3M

Professional Info

Brokerage

Integrity Core Realty
100 Jericho Quadrangle, Suite 235
Jericho, NY 11753

Licensed

Licensed REALTOR®
NY 10301212568

Specialties

  • Age-restricted communities
  • First-time buyers
  • Foreclosures & Short sales

Designations

  • ABR®
  • e-PRO®
  • GRI
  • SFR®
  • SRES®
  • SRS

Top Cities *

Huntington

  • 4 sales past 3 years
  • 75 days on market
  • $695K median price

Smithtown

  • 4 sales past 3 years
  • 103 days on market
  • $695K median price

Holbrook

  • 2 sales past 3 years
  • 22 days on market
  • $620K median price

* Sales data is calculated based on transaction information available to Agent Pronto at the time of publishing and may not accurately reflect all transactions for a given agent.