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Keith McMahon

Keith McMahon
Real Estate Agent (Broker)
Naperville IL

Broker (IL: 475141372)

16 years experience

REALTOR® 7 Active Listings Serves Dupage County, IL
View on Realtor.com

Contact Information

Brokerage
Compass
Office Address
55 S Main St Ste 351
Naperville, IL  60540
(Dupage County)
Office Phone
630-618-6225
Office Fax
Mobile
630-803-4150
Email
ktm.*******@*****.com
Show Email for $5

Service Areas

Naperville: IL Warrenville: IL Aurora: IL Woodridge: IL Plainfield: IL Oswego: IL Bristol: IL Montgomery: IL Lisle: IL

About Keith McMahon

In 2009, this professional graduated from DePaul University with a degree in Real Estate Finance and Investment. Shortly thereafter, they began their career at a real estate investment firm in the Chicago suburbs, where they acquired a wealth of essential skills. By 2011, they transitioned to a full-time role as a real estate broker, embarking on a journey that has been marked by success and dedication.

With a profound passion for real estate, this agent has cultivated a robust network of loyal clients over the past decade. Their client-centric approach prioritizes the needs and interests of clients above all else, even if it occasionally means forgoing a deal or commission.

Throughout their career, they have successfully facilitated over $125 million in real estate transactions and consistently rank among the top producers in the industry. Committed to excellence, they work diligently seven days a week and remain accessible to clients at all times. Their objective is to deliver exceptional service and in-depth market knowledge, consistently exceeding expectations of what a real estate broker can provide.

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

$810,715
Avg. Listing Price
From Keith's portfolio
3.7 / 3.1
Avg. Beds/Baths
Typical property size
2,679 sf
Avg. Square Footage
Interior living space
1402
Active Listings
Current inventory

DuPage County, Illinois stands as one of the most robust and sophisticated real estate markets in the Chicago metropolitan area, with 7,630 actively licensed agents working across its diverse communities. This substantial agent population reflects the county's economic vitality and the complexity of its housing landscape, which spans from luxury suburban enclaves like Hinsdale and Oak Brook to rapidly growing communities such as Naperville and Wheaton.

The county's real estate market benefits from its strategic position as both a major employment hub and a desirable residential destination. With all 7,630 licensed agents maintaining active email contacts, the market demonstrates a high level of digital engagement and professional connectivity that facilitates efficient transactions across price points ranging from starter condos in Glen Ellyn to multi-million dollar estates in Burr Ridge.

Major Dupage County, Illinois Real Estate Markets

Naperville dominates as the county's largest real estate market, consistently ranking among Illinois' most desirable cities for families and professionals. The city's excellent school districts and corporate headquarters presence drive sustained demand, while nearby Downers Grove and Lombard offer more affordable alternatives with similar amenities. Aurora's western sections within DuPage County represent emerging growth areas, particularly appealing to first-time homebuyers seeking value.

The eastern communities of Elmhurst, Villa Park, and Addison benefit from exceptional transportation access to downtown Chicago, creating distinct micro-markets with varying price dynamics. Westmont and Clarendon Hills have emerged as hidden gems for buyers seeking walkable downtown areas, while Lisle attracts technology professionals due to its proximity to the Illinois Technology and Research Corridor.

Market Dynamics and Geographic Complexity

DuPage County's real estate market exhibits remarkable resilience due to its economic diversification, with major employers in healthcare, technology, and finance providing stable demand across multiple price segments. The county's 28 municipalities each maintain distinct character and pricing structures, from the historic charm of Glen Ellyn to the modern corporate environment of Oak Brook, requiring agents to develop specialized local expertise.

Surprisingly, the county's western edge communities like Carol Stream and Glendale Heights have experienced some of the strongest appreciation rates in recent years, as buyers discover excellent value propositions. The market also shows increasing interest in townhome and condominium developments, particularly in Wheaton and Wood Dale, as demographics shift toward lower-maintenance living options.

Why Businesses Need Dupage County, Illinois Agent Contact Data

Real estate service providers, from mortgage lenders to home improvement contractors, require comprehensive agent contact databases to effectively reach DuPage County's extensive network of 7,630 professionals. The county's high transaction volume and affluent client base make it particularly attractive for luxury service providers, property technology companies, and financial services firms seeking to establish meaningful business relationships with active agents.

Marketing professionals and B2B service companies benefit significantly from having verified email contacts for all licensed agents, enabling targeted campaigns for continuing education, professional services, and real estate technology solutions. Given the county's sophisticated market dynamics and high average transaction values, businesses that successfully connect with these agents often see substantial return on investment through sustained professional partnerships.

Current Property Listings

As of 2/17/2026, Keith McMahon has 7 properties for sale in Naperville and surrounding areas.

$345,000

Listed 2026-02-05

2448 Oneida Ln
Naperville, IL  60563

Beds: 2.0
Baths: 2.0
Sq Ft: 1,510
Condos Map
View Full Details

$2,149,000

Listed 2025-01-23

328 S Loomis St
Naperville, IL  60540

Beds: 4.0
Baths: 4.5
Sq Ft: 3,897
Lot: 8,712 sf
Single Family Map
View Full Details

$200,000

Listed 2026-02-10

217 Prairie St
Aurora, IL  60506

Beds: 3.0
Baths: 1.5
Sq Ft: 1,262
Lot: 7,405 sf
Single Family Map
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$500,000

Listed 2026-02-04

13 Callery Ct
Bolingbrook, IL  60490

Beds: 3.0
Baths: 2.5
Sq Ft: 2,122
Lot: 9,801 sf
Single Family Map
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$565,000

Listed 2026-01-14

408 Delaware Cir
Bolingbrook, IL  60440

Beds: 4.0
Baths: 2.5
Sq Ft: 2,744
Lot: 14,810 sf
Single Family Map
View Full Details

$600,000

Listed 2026-02-03

1021 Foxworth Blvd
Lombard, IL  60148

Beds: 4.0
Baths: 2.5
Sq Ft: 1,844
Single Family Map
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$875,000

Listed 2026-01-06

1405 N West St
Naperville, IL  60563

Beds: 3.0
Baths: 3.0
Sq Ft: 1,937
Lot: 10,890 sf
Single Family Map
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Current Property Rentals

As of 2/17/2026, Keith McMahon has the following rental properties available in Naperville and surrounding areas.

$4,000

Listed 2025-12-03

438 S Wright St
Naperville, IL  60540

Beds: 4.0
Baths: 3.0
Sq Ft: 2,010
Single Family Map
View Full Details

$2,000

Listed 2026-01-03

130 Creston Cir
Aurora, IL  60504

Beds: 2.0
Baths: 2.5
Sq Ft: 1,145
Townhomes Map
View Full Details