Laurie Lamar Roundsman

Laurie Lamar Roundsman is a real estate agent with Cornerstone Properties of LI in Oakdale. MLS records credit Laurie with 9 transactions over the last 12 months, worth $6.5 million in total sales volume. Across both sides of the deal, that is an average of $720,222 per transaction.

5.5 of those transactions were on the listing side, representing sellers, for $3.8 million. The other 3.5 were on the selling side, representing buyers, for $2.7 million. Most of the work, 61 percent, is on the listing side, so Laurie is more often the agent a seller hires.

The average price differs by side: $693,636 for listings and $762,000 for buyer-side sales.

By sales volume, Laurie ranks 3rd of the 14 agents in Islip Terrace with recorded sales, ahead of 79 percent of them. The typical agent there closed 3.5 transactions worth $2.8 million, so Laurie's volume is about 2.3 times the local median.

Statewide, Laurie is 2333rd by volume among 14,678 New York agents with recorded sales.

In ZIP code 11752, the address on Laurie's MLS record, the median sold price was $720,000 across 9 sales between June 2026 and July 2026. Laurie's average transaction of $720,222 sits close to that median.

Laurie is listed with Cornerstone Properties of LI, Oakdale. Other agents on the same office record, busiest first:

• Kerri McDonald11 transactions · 7.3M volume
• Nicole Calandro8 transactions · 5.8M volume
• Lorianne Marshall4 transactions · 3M volume
• Jan Josephson-Lynch6 transactions · 2.7M volume
• Brian Hocker5 transactions · 2.4M volume
• Maria Samet3 transactions · 1.9M volume

These other Islip Terrace agents also have recorded sales in the last 12 months. They are ranked by sales volume. Compare a few before you pick someone to interview.

• Travis Shea23 transactions · 15.5M volume
• Tara Wright15.5 transactions · 9.5M volume
• Lara Barra8 transactions · 5.8M volume
• Joan Brandmeier7 transactions · 4.4M volume
• Seckin Yildiz6 transactions · 3.3M volume
• Zachary Frederico4 transactions · 3.2M volume

The numbers on this page come from public MLS and license records, last updated May 2026. Transaction counts and dollar volumes cover the last 12 months and are credited to the agent named on each record. Laurie has not claimed this profile, and a listing here does not mean Laurie or Cornerstone Properties of LI endorses or is affiliated with Expert Agents Near Me. We collect no reviews, so there are no ratings from us on this page.