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Karen Ollier

5.0stars, 16 Reviews
Irongate Inc.
131 Closed Sales
$47.7M Total Value
$162K - $1.2M Price Range
$364.2K Average Price
Prior 5 years

About Karen

With over 37 years of real estate experience serving Dayton, Centerville, and the greater Miami Valley, Karen Ollier is a trusted local expert recognized for expert negotiation, strategic pricing, and exceptional client care.

She has represented thousands of buyers and sellers across Dayton and the Miami Valley, helping clients navigate every type of market with confidence and clarity.

A lifelong Dayton resident, Karen combines her bachelor’s degree in finance and master’s degree in psychology to help buyers and sellers navigate today’s real estate market with clarity and confidence.

Recognized as a 2025 Peak Producer and ranked #3 overall from Irongate Realtors®, Karen is also a Certified Luxury Home Marketing Specialist (CLHMS), offering specialized expertise in luxury and high-end properties.

Whether you are buying, selling, or relocating in the greater Dayton area, Karen is committed to delivering honest guidance, strong advocacy, and results you can trust.
Home Types: House, Condo, Townhouse, MultiFamily
Years of Experience: 37
Education: Wright State University, and Atlantic University

Transaction History

Seller Deals

Total Deals
28
Total Value
$11,213,159
Average Sale Price
$400,470
Price Range
$120K - $1.2M

Buyer Deals

Total Deals
19
Total Value
$8,255,153
Average Sale Price
$434,482
Price Range
$204K - $1.2M

Production Over Time

1 Year View by Quarter

Seller Deals

Total Deals
49
Total Value
$17,099,059
Average Sale Price
$348,960
Price Range
$107K - $1.2M

Buyer Deals

Total Deals
35
Total Value
$13,865,553
Average Sale Price
$396,159
Price Range
$125K - $1.2M

Production Over Time

2 Year View by Quarter

Seller Deals

Total Deals
73
Total Value
$26,345,609
Average Sale Price
$360,899
Price Range
$85K - $1.2M

Buyer Deals

Total Deals
58
Total Value
$21,369,186
Average Sale Price
$368,434
Price Range
$104K - $1.2M

Production Over Time

5 Year View

Karen's Listings and Deals

Awards and Designations

  • NAR - National Association of Realtors
  • GRI - Graduate REALTOR Institute
  • CLHMS - Certified Luxury Home Marketing Specialist
  • CRS - Certified Residential Specialist

Other Experience

First Time Home Buyers, Luxury Homes

Karen's Reviews

5.0stars, 16 Reviews

5/30/23Janice Collinsworth

Google Review

Karen will get your home sold or help you buy one in a snap! With her experience and expertise in real estate, she is the GO-TO professional for all of your real estate needs! Her constant communications and loyalty makes her a superb realtor. She always keeps her client's best interest in mind!

5/24/23Janice Collinsworth

Google Review

Karen is an outstanding realtor! She is very easy to work with and very productive. She will get your home SOLD! Her communication skills and experience make her exceptional. Karen always has her clients best interest in mind.

5/7/23Mary Gunlock

Google Review

Another great experience with Karen! Her attention to detail and follow up are stellar. Her experience and knowledge of the business make her a great resource. We feel very confident she always has our best interest at heart. Highly recommend her!

Agent License: Ohio #0000364300
Agent Photo

Karen Ollier