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Margaret Costello
Unclaimed@properties Christie?s International Real Estate · Downers Grove, IL
Performance (last 12 months)
- Recent transactions
- 18
- Avg sale price
- $633,875
What Has Margaret Sold Recently?
Margaret Costello is a real estate agent with @properties Christie?s International Real Estate in Downers Grove. MLS records credit Margaret with 18 transactions over the last 12 months, worth $10 million in total sales volume. Across both sides of the deal, that is an average of $554,911 per transaction.
Does Margaret Work With Buyers or Sellers?
10 of those transactions were on the listing side, representing sellers, for $4.9 million. The other 8 were on the selling side, representing buyers, for $5.1 million. The split is close to even, so Margaret works for both sellers and buyers.
The average price differs by side: $491,740 for listings and $633,875 for buyer-side sales.
How Does Margaret Compare in Downers Grove?
By sales volume, Margaret ranks 19th of the 193 agents in Downers Grove with recorded sales, ahead of 90 percent of them. The typical agent there closed 4 transactions worth $1.8 million, so Margaret's volume is about 5.6 times the local median.
Statewide, Margaret is 1643rd by volume among 25,248 Illinois agents with recorded sales.
What Do Homes Sell For Near Margaret's Office?
In ZIP code 60516, the address on Margaret's MLS record, the median sold price was $534,000 across 25 sales between September 2026 and October 2026. Margaret's average transaction of $554,911 sits close to that median.
Who Else Works at @properties Christie?s International Real Estate?
Margaret is listed with @properties Christie?s International Real Estate, Downers Grove. Other agents on the same office record, busiest first:
- Patty Wardlow90.5 transactions · 54.6M volume
- Laura McGreal30 transactions · 21M volume
- Craig Sebert19.5 transactions · 10.9M volume
- Mala Gandhi22 transactions · 10.8M volume
- Slav Polinski19 transactions · 9.9M volume
- Samantha Schroeder17 transactions · 9.1M volume
Who Are the Other Busy Agents in Downers Grove?
These other Downers Grove 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.
- Sabrina Glover79 transactions · 46.2M volume
- Kim Moustis74 transactions · 29.2M volume
- Natalie Weber20 transactions · 18.2M volume
- Elaine Pagels28.5 transactions · 17.5M 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. Margaret has not claimed this profile, and a listing here does not mean Margaret or @properties Christie?s International 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 Margaret Costello
How many homes has Margaret Costello sold recently?
MLS records show 18 transactions for Margaret Costello in the last 12 months, with $10 million in total volume.
Does Margaret Costello represent buyers or sellers?
10 of those transactions were on the listing side, representing sellers, for $4.9 million. The other 8 were on the selling side, representing buyers, for $5.1 million. The split is close to even, so Margaret works for both sellers and buyers.
How does Margaret Costello compare to other agents in Downers Grove?
By sales volume, Margaret ranks 19th of the 193 agents in Downers Grove with recorded sales, ahead of 90 percent of them.
What is the median sold price in 60516?
$534,000 across 25 sales between September 2026 and October 2026.
Which brokerage is Margaret Costello with?
Margaret Costello is listed with @properties Christie?s International Real Estate, in Downers Grove. The mailing address on the MLS record is in Downers Grove, IL.
Is this Margaret Costello's own page?
No. It is compiled from public records and was not written by Margaret. Agents can claim a profile to add a photo and bio and to receive leads directly.
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