Karen Ollier

Centerville OH

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

1 Year
2 Year
5 Year

Seller Deals

Total Deals

Total Value

$11,213,159

Average Sale Price

$400,470

Price Range

$120K - $1.2M

Buyer Deals

Total Deals

Total Value

$8,255,153

Average Sale Price

$434,482

Price Range

$204K - $1.2M

1 Year View by Quarter

Seller Deals

Total Deals

Total Value

$17,099,059

Average Sale Price

$348,960

Price Range

$107K - $1.2M

Buyer Deals

Total Deals

Total Value

$13,865,553

Average Sale Price

$396,159

Price Range

$125K - $1.2M

2 Year View by Quarter

Seller Deals

Total Deals

Total Value

$26,345,609

Average Sale Price

$360,899

Price Range

$85K - $1.2M

Buyer Deals

Total Deals

Total Value

$21,369,186

Average Sale Price

$368,434

Price Range

$104K - $1.2M

5 Year View

Neighborhoods Karen is Experienced In

Karen's Active Listings

$184,900
- 2 Beds
- 2 Baths
- 1,077 Sq Ft
6630 Wareham Ct

Unit 1

Dayton, OH
This impeccably maintained first-floor condo in Lexington Meadows offers a wonderful combination of comfort, convenience, and thoughtful updates throughout. Featuring two bedrooms and two full bathrooms in a split floor plan, the layout is ideal for roommates or anyone who values privacy and personal space, with each bedroom offering a spacious walk-in closet and its own full bath for ease of

Karen Ollier Irongate Inc.

$459,900
- 4 Beds
- 4 Baths
- 3,609 Sq Ft
365 Highland Terrace

Dayton, OH
Nestled in one of Kettering’s most sought-after neighborhoods, this traditional two-story offers tree-lined streets and a welcoming sense of community, which carries seamlessly into the home itself. Meticulously maintained and thoughtfully updated, modern upgrades blend beautifully with functional, inviting living spaces. Once you step through the brand-new fiberglass front door (2025) into the

Karen Ollier Irongate Inc.

$464,900
- 3 Beds
- 2 Baths
- 1,917 Sq Ft
9048 Bedford Ct

Dayton, OH
This beautifully updated 3-bedroom, 2-bath home delivers an exceptional blend of comfort, functionality, and modern convenience across nearly 2,000 sqft of thoughtfully designed living space. Numerous recent upgrades throughout the home create a truly move-in-ready opportunity. Upon entry, you will immediately appreciate the brand-new luxury vinyl plank flooring that flows seamlessly through the

Karen Ollier Irongate Inc.

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

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

Karen Ollier

(937) 918-7321

Homes for Sale by City

Karen Ollier

About Karen

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

2 Year View by Quarter

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Karen is Experienced In

Karen's Listings and Deals

Karen's Active Listings

Awards and Designations

Other Experience

Karen's Reviews