Top Realtors and Real Estate Agents in Oswego, IL
Rankings based on verified MLS transaction data. Last updated May 2026. No pay-to-play.
Top Agent
(54)
Mike Long
@ properties
28 Years of experience
21+ Sales in the last 12 months
Top 7.09%
in Oswego, IL
$249.1M
All-Time Sales
$300K - $2.6M
Price Range
5%
Negotiated Off List
Top Agent(88)
Kimberly Zahand
Keller Williams North Shore West
11 Years of experience
113+ Sales in the last 12 months
Top 7.09%
in Oswego, IL
$227.8M
All-Time Sales
$320K - $23.8M
Price Range
7%
Negotiated Off List
Top Agent(98)
Irina Allison
APEX Real Estate Brokerage
21 Years of experience
53+ Sales in the last 12 months
Top 7.2%
in Oswego, IL
$101M
All-Time Sales
$160K - $1M
Price Range
3%
Negotiated Off List
Top Agent(29)
David Richert
eXp Realty
19 Years of experience
11+ Sales in the last 12 months
Top 7.2%
in Oswego, IL
$35.8M
All-Time Sales
$270K - $1.2M
Price Range
Top Agent(58)
Tasha Milller
Keller Williams Infinity
10 Years of experience
43+ Sales in the last 12 months
Top 7.76%
in Oswego, IL
$173.5M
All-Time Sales
$400K - $1.6M
Price Range
4%
Negotiated Off List
Top Agent(8)
Ryan VanDerKarr
Tiered Real Estate
22 Years of experience
6+ Sales in the last 12 months
Top 8.1%
in Oswego, IL
$39.1M
All-Time Sales
$170K - $1.5M
Price Range
Top Agent(8)
Monica Mancano
Century 21 Affiliated
13 Years of experience
6+ Sales in the last 12 months
Top 8.1%
in Oswego, IL
$8.7M
All-Time Sales
$140K - $340K
Price Range
Top Agent(51)
Anna Fattore
At Properties
10 Years of experience
26+ Sales in the last 12 months
Top 8.89%
in Oswego, IL
$71.1M
All-Time Sales
$230K - $1.2M
Price Range
4%
Negotiated Off List
Top Agent(9)
Barbara Gall
Re/Max Ultimate Professionals
24 Years of experience
25+ Sales in the last 12 months
Top 9%
in Oswego, IL
$83.5M
All-Time Sales
$140K - $1.2M
Price Range
4%
Negotiated Off List
Top Agent(18)
Marietta Rumps
Real 1 Realty
22 Years of experience
26+ Sales in the last 12 months
Top 9%
in Oswego, IL
$149.7M
All-Time Sales
$240K - $8.3M
Price Range
4%
Negotiated Off List
Top Agent(74)
Cindy Schmalz
@ properties
17 Years of experience
25+ Sales in the last 12 months
Top 9.11%
in Oswego, IL
$138.6M
All-Time Sales
$260K - $1.2M
Price Range
5%
Negotiated Off List
Top Agent(147)
Kim Wirtz
Wirtz Real Estate Group, Inc.
35 Years of experience
386+ Sales in the last 12 months
Top 9.34%
in Oswego, IL
$532.1M
All-Time Sales
$230K - $1.2M
Price Range
4%
Negotiated Off List
Top Agent(2)
Nikki OKeefe
Baird & Warner
6 Years of experience
7+ Sales in the last 12 months
Top 9.34%
in Oswego, IL
$9.7M
All-Time Sales
$210K - $460K
Price Range
Top Agent(41)
Phil Makarewicz
RE/MAX 1st Choice
17 Years of experience
56+ Sales in the last 12 months
Top 9.56%
in Oswego, IL
$104.1M
All-Time Sales
$120K - $1.4M
Price Range
7%
Negotiated Off List
Top Agent(32)
Erin Stuedemann
Coldwell Banker
24 Years of experience
24+ Sales in the last 12 months
Top 10.12%
in Oswego, IL
$88.5M
All-Time Sales
$160K - $1.3M
Price Range
5%
Negotiated Off List
Top Agent(32)
Diane Oliveros
Oliveros Realty Company
11 Years of experience
18+ Sales in the last 12 months
Top 10.35%
in Oswego, IL
$19.5M
All-Time Sales
$210K - $1000K
Price Range
Top Agent(17)
Ivica Otis Lazich
Capital Investment Realty Group Inc
20 Years of experience
57+ Sales in the last 12 months
$87.5M
All-Time Sales
$140K - $890K
Price Range
8%
Negotiated Off List
Top Agent(133)
Daria Smith
Keller Williams Inspire
19 Years of experience
58+ Sales in the last 12 months
$138.9M
All-Time Sales
$240K - $1.3M
Price Range
3%
Negotiated Off List
Top Agent(38)
Cendy Mantz
Crosstown Realtors
11 Years of experience
30+ Sales in the last 12 months
$56.8M
All-Time Sales
$210K - $1.1M
Price Range
4%
Negotiated Off List
Oswego Housing Market Trends
Median Sale Price
$403,500
-7.24% year-over-yearMedian Days on Market
49
+6 days year-over-yearSale-to-List Price
100.23%
-1.16% year-over-yearHomes Sold Above List Price
32.7%
-19.6% year-over-yearOff the Market in 2 Weeks
52.8%
-6.8% year-over-yearListings With Price Drops
18.5%
+1.7% year-over-yearMonths of Supply
3.0
Realtors in Oswego
889
Verified MLS market data through May 2026.
In Oswego