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Courtney Sinisi

Courtney Sinisi
Real Estate Agent (Broker)
Oak Lawn IL

Broker (IL: 475123417)

15 years experience

REALTOR® 3 Active Listings Serves Cook County, IL
View on Realtor.com

Contact Information

Brokerage
Re Max 10

Office Website
Office Address
9909 Sw Hwy
Oak Lawn, IL  60453
(Cook County)
Office Phone
708-857-1500
Office Fax
Mobile
708-372-8740
Email
csin***@*******.net
Show Email for $5

Service Areas

Chicago Ridge: IL Oak Lawn: IL Willowbrook: IL Crete: IL Frankfort Square: IL Frankfort: IL Matteson: IL Oak Forest: IL Hickory Hills: IL Bridgeview: IL Burbank: IL Palos Park: IL Alsip: IL Worth: IL New Lenox: IL Homer Glen: IL Lockport: IL Chicago: IL Palos Heights: IL Palos Hills: IL Merrionette Park: IL Bedford Park: IL Forest View: IL

About Courtney Sinisi

Courtney is a dedicated full-time broker with Re/Max "10," holding the designation of Certified Staging Consultant (CSC). With 24 years of experience in the real estate sector, [he/she/they] has been a licensed sales agent and broker since 2000.

Courtney has consistently demonstrated exceptional performance, earning the 100% Club accolade from Re/Max in both 2020 and 2021. In addition, [he/she/they] was recognized among the top 15% of agents for productivity by Homesnap Pro in 2021. [His/Her/Their] commitment to excellence is further highlighted by multiple Executive Club awards from Re/Max, spanning from 2005 to 2019, and [his/her/their] induction into the Re/Max Hall of Fame in 2016. Prior to that, [he/she/they] was a member of the President's Club from 2001 to 2004.

As an active member of the Mainstreet Organization of Realtors (MORe), Courtney serves clients across the entire southwest city and suburban areas. [He/She/They] is also involved in the local community, currently serving on the Local School Council for Cassell Elementary (District 299) since 2012 and as Treasurer of the St. Laurence High School Mother's Club since 2019. Additionally, [he/she/they] has contributed to youth development as a former co-leader of Girl Scout Troop 20657 from 2010 to 2015.

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

$459,965
Avg. Listing Price
From Courtney'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, Courtney Sinisi has 3 properties for sale in Oak Lawn and surrounding areas.

$624,900

Listed 2026-01-20

8566 S 83rd Ave
Hickory Hills, IL  60457

Beds: 5.0
Baths: 3.0
Sq Ft: 3,422
Lot: 10,324 sf
Single Family Map
View Full Details

$274,900

Listed 2026-01-27


Tinley Park, IL  60477

Beds: 2.0
Baths: 2.0
Sq Ft: 1,818
Condos Map
View Full Details

$120,000

Listed 2025-06-13

11809 S Millard Ave
Alsip, IL  60803

Beds:
Baths:
Sq Ft:
Lot: 33,977 sf
Land Map
View Full Details

Current Property Rentals

Courtney Sinisi currently has no rental properties available in Oak Lawn and surrounding areas. Check back later.