Welcome To
Century 21
Master Key Realty

About Us

Our staff

We have the most dedicated, educated, and thoughtful agent in the area.  Call to see for yourself. 

Our Track Record

Since Opening in 1978, CENTURY 21 has been outselling the competition.

Our specialities

We are a full service brokerage serving Mercer, Darke, Auglaize & Van Wert Counties.

Contact Us

Drop us a line!

Better yet, see us in person!

We love our customers, so feel free to visit during normal business hours.

CENTURY 21 Master Key Realty

909 N. Main St., Celina, OH 45822, US

(419) 586-2313


Monday - Friday: 9am - 5pm

Saturday: By appointment

Sunday: Closed