Kathy O'Sullivan

Park Ridge IL

Berkshire Hathaway HomeServices Chicago

70 Closed Sales

$29.6M Total Value

$199.9K - $1.5M Price Range

$422.3K Average Price

Prior 5 years

About Kathy

Kathy O’Sullivan is a down to earth no nonsense Realtor® with vast knowledge and experience in the real estate market of Park Ridge Elmhurst Hinsdale and Oakbrook. She has a family background in a construction company and knows a great deal about new construction.

Kathy likes to help buyers meet the challenge of finding a new home. Helping sellers can be very rewarding as she can assist them in moving on from one chapter to the next as people move for many different reasons.

Kathy is honest, efficient, will not waste your time and will always be easily reached at any time whether it be at the office home or out on the road. She takes her job seriously yet can keep a comfortable and light hearted mood throughout the process. She focuses on staying on top of all her clients needs and requests

Home Types: House, MultiFamily, Condo, Townhouse, Lot/Land

Years of Experience: 24

Transaction History

1 Year
2 Year
5 Year

Seller Deals

Total Deals

Total Value

$5,711,926

Average Sale Price

$571,193

Price Range

$45K - $1.5M

Buyer Deals

Total Deals

Neighborhoods Kathy is Experienced In

Kathy's Open Houses

$499,980 Open Sun 1PM - 3PM
- 4 Beds
- 2 Baths
- 1,940 Sq Ft
7728 W Talcott Ave

Chicago, IL
Brick ranch located in the desirable Edison Park neighborhood. The main level features an open layout with a bright living room, dining area, and updated kitchen with white cabinets, quartz countertops, and stainless steel appliances. There are three bedrooms and one full bathroom on the main floor, along with hardwood floors throughout. The finished basement offers extra living space with a

Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

Kathy's Active Listings

$174,900
- 1 Bed
- 1 Bath
- 1,000 Sq Ft
1206 S New Wilke Rd

Unit 206

Arlington Heights, IL
Spacious and inviting 1-bedroom condo featuring beautiful views of serene ponds, mature trees, and a landscapes courtyard. This bright and airy unit offers large window that fill the home with natural light and a comfortable open layout with a combine living and dining room - perfect for relaxing or entertaining. The kitchen includes stainless steel appliances, ample cabinet space, and a

Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$2,599,000
- 5 Beds
- 4.5 Baths
- 5,200 Sq Ft
517 Briarhill Ln

Glenview, IL
Proposed New Construction build your dream home, 4 bed/ 4.1 bath, finished basement with bedroom, oversized 2 car garage ,walking distance to parks and schools builder finishes include custom cabinets, trim package, hardwood floors, quartz counter, tray ceilings too much to list, meet with the builder and make it your own.

Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$1,299,000
- 3 Beds
- 3.5 Baths
- 2,400 Sq Ft
230 N Delphia Ave

Park Ridge, IL
Prime location-just steps to town, shopping, and the train. This 7-year-old modern home offers 3 bedrooms and 3.1 baths, with striking 12-foot ceilings on both levels and oversized windows that fill the home with natural light. Six-inch wide wood floors run throughout. The open chef's kitchen features custom cabinetry, a large granite island, stainless steel appliances, and a walk-in pantry,

Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

Recently Sold

$45,000 Sold May 22, 2026
- Land
- 0 Sq Ft Lot
3703 Spring Grove Rd

Johnsburg, IL
- 74% Below List
- 12 Days On Market
- Current Est. Value $193K
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$225,000 Sold Apr 24, 2026
- 2 Beds
- 1 Bath
- 1,620 Sq Ft
185 College Dr

Unit B

Bloomingdale, IL
- 5% Above List
- $139/SF
- 4 Days On Market
- Current Est. Value $243K
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$380,000 Sold Mar 9, 2026
- 2 Beds
- 2 Baths
- 5,372 Sq Ft
9416 Georgetown Ln

Crystal Lake, IL
- 1% Below List
- $71/SF
- 3 Days On Market
- Current Est. Value $391K
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$420,000 Sold Nov 6, 2025
- 3 Beds
- 2.5 Baths
- 3,239 Sq Ft
9313 178th St

Tinley Park, IL
- 7% Below List
- $130/SF
- 5 Days On Market
- Current Est. Value $466K
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$297,000 Sold Sep 26, 2025
- 1 Bed
- 1 Bath
- 1,200 Sq Ft
460 S Northwest Hwy

Unit 309A

Park Ridge, IL
- 4% Below List
- $248/SF
- 13 Days On Market
- Current Est. Value $310K
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$825,000 Sold Sep 24, 2025
- 3 Beds
- 3.5 Baths
- 2,855 Sq Ft
5843 N Oconto Ave

Chicago, IL
- 3% Below List
- $289/SF
- 32 Days On Market
- Current Est. Value $878K
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$1,475,000 Sold Jul 18, 2025
- 5 Beds
- 8 Baths
- 7,202 Sq Ft
6537 Stockbridge Ln

Long Grove, IL
- 14% Below List
- $205/SF
- 17 Days On Market
- Current Est. Value $2M
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$445,000 Sold Jun 2, 2025
- 4 Beds
- 2.5 Baths
- 2,141 Sq Ft
7014 Sierra Dr

Darien, IL
- 1% Above List
- $208/SF
- 2 Days On Market
- Current Est. Value $498K
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

$1,400,000 Sold Apr 25, 2025
- 4 Beds
- 3.5 Baths
- 4,523 Sq Ft
509 S Western Ave

Park Ridge, IL
- 8% Above List
- $310/SF
- Current Est. Value $1M
Kathy O'Sullivan Berkshire Hathaway HomeServices Chicago

Awards and Designations

Luxury Agent of the Year
President's Circle Award
Top 5% of Network
NAR - National Association of Realtors
GRI - Graduate REALTOR Institute
ABR - Accredited Buyer Representative

Other Experience

Distressed Properties, First Time Home Buyers, Investments, Luxury Homes, New Construction, Short Sales

Agent License: Illinois #475142511

Kathy O'Sullivan

(224) 357-2459

Homes for Sale by City

Kathy O'Sullivan

About Kathy

Transaction History

Seller Deals

Buyer Deals

Production Over Time

1 Year View by Quarter

Seller Deals

Buyer Deals

Seller Deals

Buyer Deals

Production Over Time

5 Year View

Neighborhoods Kathy is Experienced In

Kathy's Listings and Deals

Kathy's Open Houses

Kathy's Active Listings

Recently Sold

Awards and Designations

Other Experience