Top Realtors and Real Estate Agents in Grayslake, IL

The top-ranked agent in Grayslake, IL is Jim Starwalt & The Star Home Team at Better Homes and Gardens Real Estate Star Homes, with 3,879 recorded transactions, 474 reviews, and $971.2M in all-time sales volume. EffectiveAgents does not rank on advertising or name recognition. Instead, we analyzed 298 local transactions and evaluated 45 ranked agents against verified production, negotiation outcomes, and client review patterns. That methodology helps you compare agents on measured results rather than marketing, so you can match with someone whose track record fits your specific buying or selling goals.

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.

Our data covers 590 real estate agents serving the Grayslake area. The count represents agents with transaction activity recorded in our Grayslake market data, not simply everyone holding a license.

Grayslake's median sale price is $394,785 as of June 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.

The median home in Grayslake goes under contract in about 42 days, and year over year that figure reflects a 0 days change in market time. Speed varies with pricing, condition, and location, but the wider data supports quick sales: 75.7% of listings leave the market within two weeks and 60.8% sell above list. Correctly priced, well-presented homes tend to transact fastest, while overpriced listings often stall and join the 14.9% of homes that record a reduction. Preparation and accurate pricing are the main levers on your timeline.

No. EffectiveAgents is free for home buyers and sellers, with no obligation to work with any agent we match you with.

No. Agents cannot pay for placement anywhere in these rankings. Positions are earned from verified transaction performance only.

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.

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 Grayslake 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.

Ask how many homes they have closed in Grayslake 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.