Home / New York / Valley Stream / William Hartmann
This is an unclaimed profile
Are you William? Claim this profile to add a photo, bio, and start receiving leads directly.
William Hartmann
UnclaimedDouglas Elliman Real Estate · Valley Stream, NY
Performance (last 12 months)
- Recent transactions
- 1
- Avg sale price
- $800,000
What Has William Sold Recently?
William Hartmann is a real estate agent with Douglas Elliman Real Estate in Franklin Square. MLS records credit William with 1 transaction over the last 12 months, worth $800,000 in total sales volume. Across both sides of the deal, that is an average of $800,000 per transaction.
Does William Work With Buyers or Sellers?
All of William's MLS activity in this period is on the listing side, representing sellers: 1 listing transaction for $800,000, or $800,000 on average.
How Does William Compare in Valley Stream?
By sales volume, William ranks 110th of the 157 agents in Valley Stream with recorded sales, ahead of 30 percent of them. The typical agent there closed 2 transactions worth $1.3 million.
Statewide, William is 10747th by volume among 14,678 New York agents with recorded sales.
What Do Homes Sell For Near William's Office?
In ZIP code 11581, the address on William's MLS record, the median sold price was $795,000 across 11 sales between June 2026 and July 2026. William's average transaction of $800,000 sits close to that median.
Who Else Works at Douglas Elliman Real Estate?
William is listed with Douglas Elliman Real Estate, Franklin Square. Other agents on the same office record, busiest first:
- Michael Furino39 transactions · 40.8M volume
- Matthew Korman31 transactions · 25.7M volume
- Kathleen Evangelista23.5 transactions · 18.7M volume
- Corey Guglielmo22.5 transactions · 17.8M volume
- Marisa Filardo19 transactions · 15.7M volume
- Orlando Frade17.5 transactions · 13.3M volume
Who Are the Other Busy Agents in Valley Stream?
These other Valley Stream 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.
- Gil Shemtov30 transactions · 36.7M volume
- Liliya Gavrilova10 transactions · 9.1M volume
- Connie Chan12 transactions · 8.5M volume
- Sakil Ahmed11.5 transactions · 8.2M volume
- Humayun Zaman11 transactions · 8M volume
- Karina Prudencio11.5 transactions · 7.2M volume
Where Does This Profile Come From?
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. William has not claimed this profile, and a listing here does not mean William or Douglas Elliman Real Estate endorses or is affiliated with Expert Agents Near Me. We collect no reviews, so there are no ratings from us on this page.
Common Questions About William Hartmann
How many homes has William Hartmann sold recently?
MLS records show 1 transaction for William Hartmann in the last 12 months, with $800,000 in total volume.
How does William Hartmann compare to other agents in Valley Stream?
By sales volume, William ranks 110th of the 157 agents in Valley Stream with recorded sales, ahead of 30 percent of them.
What is the median sold price in 11581?
$795,000 across 11 sales between June 2026 and July 2026.
Which brokerage is William Hartmann with?
William Hartmann is listed with Douglas Elliman Real Estate, in Franklin Square. The mailing address on the MLS record is in Valley Stream, NY.
Is this William Hartmann's own page?
No. It is compiled from public records and was not written by William. Agents can claim a profile to add a photo and bio and to receive leads directly.
Contact William
Sign in to message William
A free account stops bots and brokers from scraping our agents and keeps your message authenticated. Takes ~30 seconds.