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Mark Kelner

Mark Kelner
Real Estate Agent (Broker)
Arlington Heights IL

Broker (IL: 475189767)

6 years experience

REALTOR® 17 Active Listings Serves Cook County, IL
View on Realtor.com

Contact Information

Brokerage
United Realty Group

Office Website
Office Address
725 E Dundee Rd Ste 201-B
Arlington Heights, IL  60004
(Cook County)
Office Phone
888-964-1977
Office Fax
Mobile
847-899-9970
Email
m***@******.re
Show Email for $5

Service Areas

Buffalo Grove: IL Prospect Heights: IL Wheeling: IL Long Grove: IL Hawthorn Wds: IL Hawthorn Woods: IL Grayslake: IL Mundelein: IL Chicago: IL Round Lake Heights: IL Hainesville: IL Volo: IL Lakemoor: IL Round Lake Beach: IL Round Lake: IL Long Lake: IL Round Lake Park: IL Glenview: IL Winthrop Harbor: IL Rosemont: IL Des Plaines: IL Hanover Park: IL Vernon Hills: IL Indian Creek: IL Lake Forest: IL Highwood: IL Highland Park: IL Fort Sheridan: IL Deerfield: IL Bannockburn: IL Lincolnshire: IL Riverwoods: IL Arlington Heights: IL Mount Prospect: IL Itasca: IL Elk Grove Village: IL Rolling Meadows: IL Inverness: IL Tower Lakes: IL North Barrington: IL South Barrington: IL Hoffman Estates: IL Fox River Grove: IL Dundee: IL Lake Zurich: IL Port Barrington: IL Barrington Hills: IL Deer Park: IL Barrington: IL Island Lake: IL Lake Barrington: IL Bull Valley: IL Crystal Lake: IL Prairie Grove: IL Niles: IL Glencoe: IL Golf: IL Gurnee: IL Gages Lake: IL Grandwood Park: IL Wadsworth: IL Old Mill Creek: IL Park City: IL Palatine: IL Village Of Lakewood: IL Kenilworth: IL Green Oaks: IL North Chicago: IL Lake Bluff: IL Knollwood: IL Mettawa: IL Fox Lake Hills: IL Third Lake: IL Venetian Village: IL Lindenhurst: IL Lake Villa: IL Kildeer: IL Forest Lake: IL Libertyville: IL Waukegan: IL Wonder Lake: IL McCullom Lake: IL Fox Lake: IL McHenry: IL Pistakee Highlands: IL Johnsburg: IL Spring Grove: IL Holiday Hills: IL Morton Grove: IL Northbrook: IL Norwood Park: IL Park Ridge: IL Prairie View: IL Skokie: IL Techny: IL Wilmette: IL Winnetka: IL Northfield: IL Zion: IL Russell: IL Beach Park: IL Addison: IL Bensenville: IL Schaumburg: IL Bloomingdale: IL Roselle: IL Schiller Park: IL Wood Dale: IL Evanston: IL Oak Park: IL

About Mark Kelner

**Mark Kelner**
Licensed Real Estate Broker, United Realty Group
Real Estate Agent, Nexus Realty Group

Mark Kelner is a dedicated real estate professional with extensive experience in the Chicago metropolitan area and the Miami region. As a licensed broker at United Realty Group, he focuses on residential transactions in Wheeling and Buffalo Grove, where he leads the MK Group and mentors fellow agents. His team benefits from the support of transaction coordinators and customer relations specialists, as well as experts in social media and marketing. With in-house lending options, Mark provides a comprehensive, streamlined experience for homebuyers and sellers alike. Client testimonials on Zillow reflect his commitment to excellence in service.

In addition to his work in Illinois, Mark serves as a real estate agent with Nexus Realty Group in Florida, specializing in the Miami market, including Aventura, Hollywood, Golden Beach, and Sunny Isles, with a particular emphasis on Miami-Dade County.

Born and raised in the greater Chicagoland area, Mark has developed a profound understanding of the city’s diverse neighborhoods and cultural offerings. He holds a degree in Biology from Loyola University Chicago, which enhances his analytical approach to real estate. His academic background allows him to assess the nuances that influence property values and the overall client experience in both buying and selling.

Mark recognizes that the journey to homeownership is a significant milestone for families. He takes pride in guiding clients through this process, ensuring a rewarding experience from start to finish. Leveraging the latest technological advancements in real estate, he effectively navigates the complexities of property transactions, drawing on his deep-rooted connections and industry experience.

Outside of his professional endeavors, Mark is committed to personal growth and community engagement. He actively participates in outdoor activities such as hiking, cycling, and swimming. His passion for enhancing Chicago’s cultural landscape is evident through his long-standing involvement with the Lisker Music Foundation, a nonprofit organization dedicated to enriching the local music scene through classical concert series, scholarships for young musicians, and outreach programs.

Cook County, IL Real Estate Market Analysis (Single Family Homes)

$459,965
Avg. Listing Price
From Mark's portfolio
3.4 / 2.4
Avg. Beds/Baths
Typical property size
1,950 sf
Avg. Square Footage
Interior living space
7804
Active Listings
Current inventory

Cook County, Illinois represents one of the most dynamic and complex real estate markets in the Midwest, anchored by Chicago's towering skyline and extending through diverse suburban communities that each tell their own economic story. With 33,218 actively licensed real estate agents operating throughout the county, this market demonstrates both the incredible opportunity and intense competition that defines second-city real estate dynamics.

What makes Cook County particularly fascinating is how dramatically property values and market conditions can shift within just a few miles. From the luxury high-rises of downtown Chicago's Gold Coast to the emerging neighborhoods of Pilsen and Logan Square, agents navigate everything from million-dollar penthouses to first-time homebuyer opportunities in communities like Des Plaines and Schaumburg. The sheer density of professional representation—with all 33,218 agents maintaining current email contact information—reflects a market where digital communication and rapid response times often determine success.

Major Cook County, Illinois Real Estate Markets

Chicago's downtown core and near-north neighborhoods like Lincoln Park and Lakeview continue to drive luxury sales, while suburban markets in Arlington Heights, Palatine, and Evanston attract families seeking top-rated schools and larger properties. The western suburbs, including Oak Park and Forest Park, have experienced surprising growth as buyers seek historic charm with convenient city access, often finding better value than comparable properties closer to the lakefront.

Meanwhile, emerging areas like Bridgeport and McKinley Park are seeing increased investor activity and young professional migration, creating micro-markets where agents specializing in renovation properties and new construction developments can build substantial businesses. The county's proximity to O'Hare Airport has also strengthened markets in Rosemont and Park Ridge, where corporate relocations drive consistent demand.

Market Dynamics and Geographic Complexity

Cook County's real estate landscape operates on multiple economic levels simultaneously, with luxury lakefront properties appreciating at different rates than suburban family homes or urban investment properties. Seasonal patterns here are more pronounced than in many markets, with winter months creating opportunities for serious buyers while spring and summer bring competitive bidding situations, particularly in desirable school districts like those found in Wilmette and Winnetka.

The market's complexity extends to financing and development regulations that vary significantly between Chicago proper and suburban municipalities. Agents must navigate everything from historic district restrictions in Oak Park to new construction incentives in developing areas, making local expertise invaluable for both buyers and sellers trying to understand their options across different communities.

Why Businesses Need Cook County, Illinois Agent Contact Data

Mortgage lenders, title companies, and real estate service providers require direct access to Cook County's extensive agent network because referral relationships and local partnerships drive business volume in this competitive market. With 33,218 agents actively working deals, companies that can efficiently reach the right professionals with relevant services—from staging companies to inspection services—gain significant advantages in building market share.

Insurance providers, financial advisors, and home improvement contractors particularly benefit from targeted outreach to agents specializing in specific property types or geographic areas within the county. The ability to communicate directly via email with agents handling luxury properties differs vastly from those focusing on first-time buyers, making precise contact data essential for effective business development and partnership building.

Current Property Listings

As of 2/17/2026, Mark Kelner has 17 properties for sale in Arlington Heights and surrounding areas. These are the top 10 listings.

$539,990

Listed 2026-01-08

6 Camberwell Ct
Algonquin, IL  60102

Beds: 4.0
Baths: 2.5
Sq Ft: 2,134
Lot: 11,326 sf
Single Family Map
View Full Details

$849,990

Listed 2025-11-19

4013 Radcliffe Dr
Northbrook, IL  60062

Beds: 4.0
Baths: 2.5
Sq Ft: 3,450
Lot: 13,068 sf
Single Family Map
View Full Details

$489,000

Listed 2025-08-28

180 N East River Rd
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,897
Townhomes Map
View Full Details

$505,000

Listed 2024-03-15

187 Eli Ct
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,882
Townhomes Map
View Full Details

$489,900

Listed 2024-03-15

184 Eli Ct
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,882
Townhomes Map
View Full Details

$505,000

Listed 2024-03-15

186 Eli Ct
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,882
Townhomes Map
View Full Details

$449,000

Listed 2025-08-28

182 Lilah Ct
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,882
Townhomes Map
View Full Details

$489,900

Listed 2024-03-15

186 N East River Rd
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,897
Townhomes Map
View Full Details

$449,000

Listed 2025-08-28

184 Lilah Ct
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,882
Townhomes Map
View Full Details

$469,000

Listed 2024-03-15

182 N East River Rd
Des Plaines, IL  60016

Beds: 3.0
Baths: 3.5
Sq Ft: 1,897
Townhomes Map
View Full Details

Current Property Rentals

As of 2/17/2026, Mark Kelner has the following rental properties available in Arlington Heights and surrounding areas. These are the top 10 listings.

$5,400

Listed 2026-01-26

22 W Ontario St Unit 400
Chicago, IL  60654

Beds: 4.0
Baths: 2.0
Sq Ft: 3,556
Condos Map
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