The county is moving a big piece of business online: Suffolk’s real property auction will be held entirely on the web December 10–11, offering a mix of tax‑foreclosed and surplus parcels to the highest bidders. If you’ve ever wondered how to participate—or whether it’s worth your time—this guide breaks down what to expect, how to register, and how to do your homework before bidding.

What’s happening and why it matters

Suffolk County is running its annual real property auction online, opening up access to roughly 100 parcels without the need to attend in person. Moving to a web platform typically improves transparency, lowers logistical costs, and lets more residents participate—especially first‑time buyers and local investors looking for small lots or distressed properties under market pricing.

You can register and bid from home on a secure county‑approved platform.
Parcels may include residential lots, small commercial properties, and land with conditions (easements, liens, or occupancy considerations).
Winning bids are generally final, with strict payment timelines and deed transfer steps.

Key dates, registration, and platform

Auction dates: December 10–11
Registration deadline: December 3
Platform: suffolk.ny.realforeclose.com (official county auction portal)
Typical steps:
- Create an account and verify identity
- Place a deposit (often refundable if you don’t win)
- Review parcel list, disclosures, and terms
- Bid during the live window and complete payment if successful

Useful links:

Suffolk County Real Property Auction: https://suffolk.ny.realforeclose.com
Suffolk County Comptroller/Real Property: https://www.suffolkcountyny.gov (navigate to Real Property or Auctions)
NYS Real Property Tax basics (reference): https://www.tax.ny.gov/research/property/assess/manuals.htm

How to assess parcels like a pro

Title and liens: Check for outstanding taxes, municipal charges, or judgments. Some auctions transfer properties “as‑is” with certain encumbrances.
Zoning and use: Confirm zoning with the town (residential, mixed‑use, setbacks). Call the local building department for allowable uses.
Physical condition: Drive by, review GIS, and inspect public records. Auction properties usually don’t allow interior access.
Utilities and access: Verify road access, water/sewer or well/septic status, and any easements that limit use.
Total cost: Add buyer’s premium, transfer taxes, recording fees, and potential rehab budgets to the hammer price.

Town resources:

Brookhaven Permits & Zoning: https://www.brookhavenny.gov
Riverhead Planning & Building: https://www.townofriverheadny.gov
Islip Building Department: https://islipny.gov

Bidding strategy and common pitfalls

Set your cap: Decide your maximum bid based on true all‑in costs and stick to it.
Bid late, not emotional: Avoid getting dragged into bid wars; place deliberate bids when increments matter.
Understand premium: Many auctions add a buyer’s premium (e.g., 5–10%). Factor it before bidding.
Plan payment: Be ready with certified funds or same‑day wire per auction terms.
Post‑auction steps: Track deed recording, taxes, and immediate compliance work (e.g., securing a vacant property).

Videos to help you prepare

How Online Real Estate Auctions Work (general overview for county auctions)

Due Diligence Before You Bid at Tax Auctions

Bottom line

If you’re prepared, the Suffolk online auction can be a legitimate way to secure land or rehab candidates below market. Do the legwork—title checks, zoning, and true cost calculations—and stick to your number.