Mary Coasby

Mary Coasby
Real Estate Agent (Broker)
Winnetka IL

Broker (IL: 475178071)

9 years experience

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

Contact Information

Brokerage
Office Address
568 Lincoln Ave
Winnetka, IL  60093
(Cook County)
Office Phone
847-446-9600
Office Fax
Mobile
773-580-1422
Email
mary.coasby@compass.com

Service Areas

Evanston: IL Wilmette: IL Winnetka: IL Glencoe: IL Northfield: IL Chicago: IL

About Mary Coasby

Mary Coasby possesses a keen ability to identify real estate opportunities that align with her clients' needs and aspirations. Her approach emphasizes not only immediate requirements but also future growth potential and investment returns. With a wealth of experience in purchasing, renovating, and selling properties, Mary expertly guides her clients to find homes that are not only ideal for their lifestyles but also represent sound financial investments.

Her analytical and communication skills were refined during her 17-year tenure as a Marketing Manager at Intel, where she developed a strong belief that real estate transactions are as much about business strategy as they are about personal choice. Mary prioritizes her clients' ability to make informed decisions that balance financial prudence with family considerations. Her deep understanding of market trends, combined with her data-driven analysis, has enabled her clients to effectively price their properties for sale and identify optimal purchasing opportunities.

After transitioning from her international business career, Mary conducted extensive research on the Chicagoland real estate market, ultimately choosing to raise her four children in Evanston. Over the past 12 years, she has immersed herself in the local community, building a robust knowledge base and expertise in real estate. Her successful track record in buying, renovating, and selling her own homes and investment properties has established her as a trusted advisor in the field, naturally leading her to pursue a career as a licensed real estate broker.

Mary holds a Bachelor’s degree from Arizona State University and has completed the Program for Management Development at Harvard Business School. As a Certified International Property Specialist, she is well-equipped to assist her clients in making informed lifestyle and investment decisions when buying or selling a home.

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

$519,512
Avg. Listing Price
From Mary's portfolio
3.4 / 2.5
Avg. Beds/Baths
Typical property size
2,031 sf
Avg. Square Footage
Interior living space
6062
Active Listings
Current inventory

If you need to reach working real estate agents in the Chicago metro area, a Cook County agent list is one of the most valuable B2B assets you can own. Mortgage lenders use it to connect with agents who refer buyers. Title companies use it to pitch closing services. PropTech platforms use it to demo new tools. Recruiters use it to identify experienced agents worth poaching. Insurance providers, continuing education companies, and real estate software vendors all rely on accurate agent contact data to fill their pipelines and grow revenue.

This Cook County real estate agent email list gives you direct access to {{AGENT_COUNT}} actively licensed agents with verified email addresses, plus {{CELL_COUNT}} agents who also have cell phone numbers on file. Whether you are running a cold email sequence, a direct mail drop, or a phone campaign, having clean, current contact data is the difference between a campaign that produces results and one that wastes your budget.

Why Buy a Cook County Real Estate Agent Email List From Dr Bill

Every record in this list is sourced directly from the Illinois state licensing board, so you are not getting scraped web data or recycled leads from some aggregator running on outdated files. New emails are added weekly, records are cleaned monthly, and the entire list is completely refreshed twice a year. That discipline is why we back this data with a 96% deliverability guarantee — a number that cheap list vendors cannot come close to matching because they do not do the maintenance work required to get there.

Dr Bill has been in the data business since 2005 and has sold over 31,000 lists to marketers, lenders, vendors, and recruiters across every industry that touches real estate. When you buy Cook County real estate agent email list data from us, you are buying from a source that has been accountable to customers for two decades, not a fly-by-night operation selling the same stale file to hundreds of buyers.

How to Use This Cook County Agent List

Cold email is the most efficient starting point. Load the list into a platform built for outbound sequences — Zap Contact at zapcontact.com is purpose-built for this type of outreach and handles deliverability, follow-ups, and tracking without the compliance headaches of consumer-focused platforms. You can also use the mailing addresses for direct mail campaigns or run phone outreach using the cell numbers included for {{CELL_COUNT}} agents in the county.

The list ships segmented by broker versus sales agent, which lets you tailor your messaging immediately. Upload emails to LinkedIn for matched audience targeting. Filter by city or zip code to concentrate spend where your business operates. No other vendor offers zip code level filtering within Cook County — that granularity is exclusive to this data source.

Why Cook County, Illinois Agent Data Matters

Cook County covers Chicago and dozens of surrounding communities including Evanston, Oak Park, Cicero, Skokie, Berwyn, and Schaumburg. That geographic diversity means the agent population here is large, active, and varied — exactly the kind of audience worth reaching with a targeted message. With {{AGENT_COUNT}} licensed agents operating across this single county, the volume justifies a dedicated campaign rather than lumping Cook into a statewide Illinois blast where your message competes with noise from downstate markets that have nothing to do with your business.

Local targeting in a county this dense gives you relevance that broad state-level lists cannot. An agent working in Oak Lawn has different professional relationships and needs than one based in Naperville across the county line. When your outreach reflects that geography, your open rates, response rates, and conversions all improve. Cook County agent data is not just a subset of Illinois — it is a market unto itself, and this list treats it that way.

Current Property Listings

As of 6/21/2026, Mary Coasby has 3 properties for sale in Winnetka and surrounding areas.

$1,295,000

Listed

925 Elmwood Ave
Evanston, IL  60202

Beds: 5.0
Baths: 2.5
Sq Ft: 3,070
Lot: 8,398 sf
Single Family Map
View Full Details

$1,575,000

Listed 2026-03-12

833 Lincoln St
Evanston, IL  60201

Beds: 5.0
Baths: 3.5
Sq Ft: 3,570
Lot: 7,749 sf
Single Family Map
View Full Details

$699,000

Listed 2026-05-26

1255 Laurel Ave
Deerfield, IL  60015

Beds: 4.0
Baths: 2.5
Sq Ft: 2,520
Lot: 10,498 sf
Single Family Map
View Full Details

Current Property Rentals

Mary Coasby currently has no rental properties available in Winnetka and surrounding areas. Check back later.