Top Realtors and Real Estate Agents in Oswego, IL
Rankings based on verified MLS transaction data. Last updated July 2026. No pay-to-play.
Top Agent
Top 0.11%
in Oswego, IL
$181M
All-Time Sales
$250K - $1.6M
Price Range
4%
Negotiated Off List
Top AgentTop 0.34%
in Oswego, IL
$415.5M
All-Time Sales
$220K - $1.7M
Price Range
4%
Negotiated Off List
Top AgentTop 0.45%
in Oswego, IL
$283.2M
All-Time Sales
$180K - $22.7M
Price Range
4%
Negotiated Off List
Top AgentTop 0.79%
in Oswego, IL
$199.8M
All-Time Sales
$170K - $780K
Price Range
4%
Negotiated Off List
Top Agent
(114)
Nicole Tudisco
Team Tudisco Realtors of Wheatland Realty
22 Years of experience
76+ Sales in the last 12 months
Top 1.24%
in Oswego, IL
$254.4M
All-Time Sales
$230K - $1.4M
Price Range
3%
Negotiated Off List
Top AgentTop 1.46%
in Oswego, IL
$119.9M
All-Time Sales
$220K - $950K
Price Range
3%
Negotiated Off List
Top AgentTop 1.69%
in Oswego, IL
$630.3M
All-Time Sales
$170K - $1.5M
Price Range
4%
Negotiated Off List
Top Agent(86)
Rich Vesely
Coldwell Banker Real Estate Group
20 Years of experience
14+ Sales in the last 12 months
Top 1.8%
in Oswego, IL
$77.1M
All-Time Sales
$200K - $830K
Price Range
4%
Negotiated Off List
Top AgentTop 1.91%
in Oswego, IL
$363.3M
All-Time Sales
$180K - $2.7M
Price Range
Top AgentTop 2.25%
in Oswego, IL
$681.1M
All-Time Sales
$350K - $3.7M
Price Range
8%
Negotiated Off List
Top Agent(143)
Lori Johanneson
@properties Christie's International Real Estate
24 Years of experience
127+ Sales in the last 12 months
Top 2.36%
in Oswego, IL
$245.5M
All-Time Sales
$390K - $2.1M
Price Range
4%
Negotiated Off List
Top AgentTop 2.92%
in Oswego, IL
$90.7M
All-Time Sales
$230K - $880K
Price Range
6%
Negotiated Off List
Top AgentTop 2.92%
in Oswego, IL
$61.5M
All-Time Sales
$170K - $750K
Price Range
5%
Negotiated Off List
Top AgentTop 3.6%
in Oswego, IL
$115.3M
All-Time Sales
$180K - $830K
Price Range
4%
Negotiated Off List
Top AgentTop 3.71%
in Oswego, IL
$61.4M
All-Time Sales
$200K - $650K
Price Range
4%
Negotiated Off List
Top Agent(4)
Victoria Holmes
Berkshire Hathaway Home Services Elite
25 Years of experience
78+ Sales in the last 12 months
Top 3.94%
in Oswego, IL
$151M
All-Time Sales
$230K - $1M
Price Range
Top AgentTop 4.61%
in Oswego, IL
$128.5M
All-Time Sales
$270K - $1.8M
Price Range
4%
Negotiated Off List
Top AgentTop 4.72%
in Oswego, IL
$172.5M
All-Time Sales
$210K - $1.2M
Price Range
3%
Negotiated Off List
Top Agent(189)
Rosemarie Bakka
Keller Williams Realty Infinity
28 Years of experience
29+ Sales in the last 12 months
Top 4.95%
in Oswego, IL
$143.1M
All-Time Sales
$240K - $1.9M
Price Range
4%
Negotiated Off List
Top AgentTop 5.17%
in Oswego, IL
$142.5M
All-Time Sales
$190K - $1.4M
Price Range
5%
Negotiated Off List
Top AgentTop 5.62%
in Oswego, IL
$54M
All-Time Sales
$280K - $1M
Price Range
4%
Negotiated Off List
Top AgentTop 5.85%
in Oswego, IL
$206.2M
All-Time Sales
$270K - $1.6M
Price Range
5%
Negotiated Off List
Top AgentTop 5.96%
in Oswego, IL
$26.7M
All-Time Sales
$200K - $1.3M
Price Range
Top Agent(49)
Katherine Rubis
Berkshire Hathaway Home Services
12 Years of experience
43+ Sales in the last 12 months
Top 6.3%
in Oswego, IL
$113.1M
All-Time Sales
$260K - $2M
Price Range
4%
Negotiated Off List
Top AgentTop 6.52%
in Oswego, IL
$43.6M
All-Time Sales
$150K - $780K
Price Range
4%
Negotiated Off List
Oswego Housing Market Trends
Median Sale Price
$410,794
+0.44% year-over-yearMedian Days on Market
49
+5 days year-over-yearSale-to-List Price
100.95%
-0.14% year-over-yearHomes Sold Above List Price
42.3%
-9.5% year-over-yearOff the Market in 2 Weeks
48.8%
-12.0% year-over-yearListings With Price Drops
26.1%
+6.6% year-over-yearMonths of Supply
2.4
Realtors in Oswego
889
Verified MLS market data through July 2026.
Do Top Oswego Agents Sell Faster?
The 25 top-ranked agents on EffectiveAgents in Oswego sell in a median of 30 days, compared with the Oswego market median of 49 days on market.
About 19 days faster (39% quicker than the Oswego market)
Median days to sale reported by the top-ranked Oswego agents on EffectiveAgents, compared with the Oswego market median days on market. Agent figures reflect each agent's reported sales history.
When Is the Best Time to Sell a House in Oswego?
Based on the last 24 months of verified MLS market data, homes in Oswego sell fastest and closest to asking when they go under contract in July. To hit that window, plan to list around June.
Median days on market by month (shorter is faster)
July
Best month to sell
44 days
Typical time on market
101%
Of asking price
Seasonal averages from the last 24 months of Oswego, IL sales. Individual results vary with price, condition, and how the broader market moves. A local agent can pinpoint the right timing for your home.
What These Numbers Mean for Oswego Buyers and Sellers
Oswego's housing market, tracked in the Housing Market Trends module above, currently shows a median sale price of $410,794 moving +0.4% year over year, with homes taking a median 49 to sell. The sale-to-list ratio sits at 100.95%, and with 2.4 months of supply, the market reads as relatively balanced rather than tilted sharply toward either side. That balance is the key to reading where leverage sits. When you combine roughly 42.3% of homes selling above list, 48.8% going under contract within two weeks, and 26.1% of listings recording a price cut, you get a market where well-priced, move-in-ready homes still move quickly while overpriced ones stall and correct.
What Oswego Home Prices Mean for You
Understanding the true cost of homeownership in Oswego goes beyond the listing price. These calculators break down what today's market conditions mean for your budget, your timeline, and your negotiating position.
| Median home price | $410,794 |
| Down payment (20%) | $82,159 |
| Loan amount | $328,635 |
| Monthly payment (PITI) | $2,779 |
Based on 28% debt-to-income ratio, 6.65% mortgage rate (as of August 20, 2026), 30-year fixed loan, 1.15% property tax rate, $275/mo insurance. Actual requirements vary by lender.
Based on $410,794 median home price with 20% down at 6.65% (as of August 20, 2026) for 30 years. Property tax estimated at 1.15% of home value.
Year-over-year data reflects the most recent rolling period from Oswego MLS records. Prior year values calculated from current figures and published YoY changes.
What to Look for in a Oswego Realtor
Name recognition and billboards tell you who spends on marketing, not who negotiates the sharpest contract or prices a listing correctly. In Oswego (zip 60543), EffectiveAgents analyzed 470 transactions to rank 69 agents out of 889 licensed locally, filtering on measured outcomes rather than reputation. Carol Guist at Baird & Warner leads that ranking with 590 career transactions and $181.0M in all-time sales volume. In a market where the sale-to-list ratio sits at 100.95% and about 42.3% of homes clear above asking, an agent's pricing discipline and negotiation record translate directly into dollars, whether that means defending a seller's number or protecting a buyer from overpaying. Review patterns matter too: look for consistent, recent feedback across many closings rather than a handful of older testimonials, since a steady volume of reviews signals a repeatable process instead of a lucky streak.
How We Rank Oswego Real Estate Agents
Our rankings are built from verified MLS transaction data, not advertising spend. For every agent we analyze more than fifteen performance signals, including sales volume in your city and zip code, recent and all-time transactions, days on market, negotiation results (how far above or below list price an agent's clients actually close), price-point fit, and verified reviews. The agents shown first are those whose verified results put them at the top of the Oswego market today.
Agents cannot pay for placement in these rankings. The underlying data refreshes as new closed transactions are reported, so rankings shift with real market performance. Learn how we rank agents.
Rankings reviewed by Kevin Stuteville, Licensed Florida Real Estate Broker (License BK3068131), Founder of EffectiveAgents.
Data last updated: July 2026
Oswego Real Estate Agent FAQs
Who is the best real estate agent in Oswego, IL?
The top-ranked agent in Oswego, IL is Carol Guist at Baird & Warner, with 590 career transactions and $181.0M in all-time sales volume. EffectiveAgents identifies leading agents by analyzing 470 local transactions and measuring actual outcomes, including sale-to-list performance and closing volume, rather than advertising spend. Of 889 licensed agents in the area, only 69 meet our ranking criteria, so the shortlist is built on verified results. The right match still depends on your price point, timeline, and property type.
How were these Oswego real estate agents ranked?
Rankings are built from verified MLS transaction data. We analyze more than fifteen performance signals for every agent, including sales volume in your city and zip code, recent and all-time transactions, days on market, negotiation results, price-point fit, and verified reviews. Agents cannot pay for placement.
How many real estate agents are in Oswego?
Our data covers 889 real estate agents serving the Oswego area. The count represents agents with transaction activity recorded in our Oswego market data, not simply everyone holding a license.
What does the median sale price in Oswego mean for sellers?
Oswego's median sale price is $410,794 as of July 2026. Half of recent sales closed above that figure and half below. It is a useful baseline for understanding the market, but an experienced local agent will price your home against comparable recent sales in your neighborhood, not the citywide median.
How long does it take to sell a house in Oswego?
Homes in Oswego currently take a median 49 to sell, reflecting a +5 days change in market time compared with last year. Timeline varies with pricing accuracy, condition, and location within zip 60543. With about 48.8% of homes going under contract within two weeks, well-priced and well-presented listings still move fast, while homes priced above the market often sit and account for the 26.1% of listings recording a price reduction. Correct pricing at launch remains the single biggest factor in shortening time on market.
Does it cost anything to use EffectiveAgents?
No. EffectiveAgents is free for home buyers and sellers, with no obligation to work with any agent we match you with.
Do agents pay to be ranked or featured?
No. Agents cannot pay for placement anywhere in these rankings. Positions are earned from verified transaction performance only.
What commission do Oswego realtors charge?
Commissions are negotiable and vary by agent, service level, and transaction. There is no set rate, and recent industry changes have made commission structures more flexible than ever. Discuss the structure directly with your agent before signing a listing or buyer agreement.
Should I use a local Oswego agent or a national brand?
The individual agent matters more than the brand on the sign. Offices within the same national franchise vary widely in performance, and the agent you hire, not the logo, prices your home, negotiates your contract, and manages your closing. A strong local agent brings firsthand knowledge of Oswego neighborhoods, pricing patterns, and buyer activity. Compare agents on verified local results such as recent sales, days on market, and negotiation outcomes rather than name recognition.
What questions should I ask a Oswego realtor before hiring them?
Ask how many homes they have closed in Oswego in the past year, what their average sale-to-list ratio is, and how much of their business is in your neighborhood and price range. Ask how they will market your home or find you listings, and how often they will communicate. Strong agents answer with specifics. Verified transaction data is the fastest way to confirm what you hear.
Top Realtors by Zip Code in Oswego, IL
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