John McMahon
Kilner Group Realty

Looking to sell your property, buy a new home, or just need some expert real estate advice?

Highlights *
34 recent sales
$25K - $510K
42 days on market
4 years experience
About
John McMahon is a seasoned commercial real estate associate broker who also leads a dynamic team of residential agents. Known for his deep commitment to client success and smart investing, John brings energy, integrity, and strategy to every deal. He is passionate about helping people make informed real estate decisions that build long-term value. Beyond the business, John is a devoted family man—proud husband to Lynne and father of six. He recharges through fitness, exploring the outdoors, and serving his community through volunteer work at his local church. For John, real estate is about more than transactions—it is about trust, growth, and impact.

Professional Info

Brokerage

Kilner Group Realty
429 Turner Ave NW
Grand Rapids, MI 49504

Licensed

Licensed REALTOR®
MI 6501385872

Specialties

  • Flipping & rehab
  • Investment & property management

Hobbies

  • Community Activities
  • Family
  • Fitness & Exercise
  • Health & Wellness
  • Outdoor Activities
  • Volunteering

Education

Cardinal Stritch University
Master’s Degree, Strategic Business Administration
2014 - 2016

Top Cities *

Grand Rapids

  • 13 sales past 3 years
  • 42 days on market
  • $322K median price

Greenville

  • 3 sales past 3 years
  • 228 days on market
  • $310K median price

Howard City

  • 2 sales past 3 years
  • 41 days on market
  • $245K median price

* Sales data is calculated based on transaction information available to Agent Pronto at the time of publishing and may not accurately reflect all transactions for a given agent.