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Mary Mac Diarmid

Mary Mac Diarmid
Real Estate Agent
Chicago IL

(IL: )

23 years experience

REALTOR® 2 Active Listings Serves Cook County, IL
View on Realtor.com

Contact Information

Brokerage
@properties Gold Coast

Office Website
Office Address
900 N Michigan Ave Ste 800
Chicago, IL  60611
(Cook County)
Office Phone
312-506-0200
Office Fax
Mobile
312-343-3666
Email
mary*******@*****.com
Show Email for $5

Service Areas

Chicago: IL

About Mary Mac Diarmid

**Mary [Last Name]** is a seasoned real estate professional with a career spanning over two decades. Licensed since 2000, she has deep-rooted connections to the industry, having grown up in a family immersed in real estate discussions. This background has instilled in her a profound understanding of the market, making her a formidable advocate for her clients.

Mary's journey began on the trading floor of the Chicago Mercantile Exchange, where she earned a reputation for her quick thinking and exceptional attention to detail. Her analytical skills, honed during her time as a trader, have proven invaluable in real estate, allowing her to recall intricate details about properties, including floor plans, pricing, and market trends. A client once remarked that Mary could easily win a trivia championship on Chicago real estate, a testament to her extensive knowledge.

In 2004, Mary transitioned to focus exclusively on residential real estate, and since then, she has successfully closed over 250 transactions totaling more than $125 million. Her diverse clientele ranges from first-time homebuyers to seasoned investors, reflecting her ability to connect with individuals at various stages of their real estate journey. Mary is dedicated to understanding her clients' needs and streamlining their search process, often going the extra mile to ensure they find the perfect home.

Utilizing data analytics, Mary assesses market values for both buyers and sellers, keeping her clients informed about trends, neighborhood developments, and financial considerations. Her negotiation skills are exceptional; she advocates fiercely for her clients, ensuring they achieve optimal results in every transaction. A satisfied client noted, "Mary will go above and beyond," highlighting her commitment to providing an outstanding experience.

Mary's authenticity sets her apart. She is candid about a property's strengths and weaknesses, offering insights that are crucial for informed decision-making. Her integrity is evident in her approach, with the majority of her business stemming from referrals and repeat clients who appreciate her dedication and genuine care.

Recognizing that buying or selling a home is one of the most significant financial decisions individuals make, Mary is relentless in her pursuit of excellence on behalf of her clients. She believes in treating others as she would wish to be treated, ensuring that her clients feel supported throughout the entire process.

**Awards and Background:**
- Rookie of the Year
- Chairman's Circle (10+ years)
- Chicago Association of Realtors Top Producer (14+ years)
- Bachelor’s Degree in Mathematics and Political Science from St. Mary's College, Notre Dame
- Former local trader in Eurodollar Options and S&P futures at the CME for over 13 years

Mary [Last Name] is dedicated to making the real estate experience as seamless and rewarding as possible for her clients, and she will not rest until they are completely satisfied.

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

$459,965
Avg. Listing Price
From Mary'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 1/15/2026, Mary Mac Diarmid has 2 properties for sale in Chicago and surrounding areas.

$1,249,000

Listed 2025-09-25

220 E Walton Pl Unit 5E
Chicago, IL  60611

Beds: 4.0
Baths: 4.0
Sq Ft: 3,040
Condos Map
View Full Details

$315,000

Listed 2025-12-01

1350 N Astor St Apt 4C
Chicago, IL  60610

Beds: 1.0
Baths: 1.0
Sq Ft: 956
Single Family Map
View Full Details

Current Property Rentals

Mary Mac Diarmid currently has no rental properties available in Chicago and surrounding areas. Check back later.