Diana Tomaino

Barrington IL

@properties Christie's International Real Estate

26 Closed Sales

$12.3M Total Value

$229.9K - $1.2M Price Range

$472.5K Average Price

Prior 5 years

About Diana

Working with the best in the business is the only choice in real estate today—and Diana Tomaino is proud to uphold that standard.
Partnering with @properties, Diana is committed to delivering comprehensive marketing, advanced technology, and expert market knowledge. She provides the highest level of service and representation that clients expect and deserve.
With strong local leadership and global reach, Diana brings results to clients wherever their buying or selling goals may lead.
She welcomes all inquiries, real estate needs, and referrals with genuine appreciation.

Home Types: House, Condo, Townhouse

Years of Experience: 14

Education: Ohio State University

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	5
Total Value	$3,119,500
Average Sale Price	$623,900
Price Range	$253K - $1.2M

Buyer Deals
Total Deals	6
Total Value	$2,820,901
Average Sale Price	$470,150
Price Range	$252K - $850K

1 Year View by Quarter

Seller Deals
Total Deals	8
Total Value	$4,705,500
Average Sale Price	$588,188
Price Range	$253K - $1.2M

Buyer Deals
Total Deals	9
Total Value	$3,855,801
Average Sale Price	$428,422
Price Range	$230K - $850K

Seller Deals
Total Deals	14
Total Value	$7,538,500
Average Sale Price	$538,464
Price Range	$234K - $1.2M

Buyer Deals
Total Deals	12
Total Value	$4,745,801
Average Sale Price	$395,483
Price Range	$230K - $850K

5 Year View

Neighborhoods Diana is Experienced In

Diana's Active Listings

$999,950
- 4 Beds
- 4 Baths
- 4,544 Sq Ft
23W212 Blackcherry Ln

Glen Ellyn, IL
Tucked among mature oaks on a beautifully landscaped lot, this stunning Prairie-influenced home delivers exceptional space, thoughtful design, and seamless indoor-outdoor living at every turn. A wide paver driveway sweeps up to a covered front porch framed by stacked-stone pillars - the kind of entry that makes an impression before you even step inside. Through the solid wood craftsman-style

Diana Tomaino @properties Christie's International Real Estate

Recently Sold

$252,500

Sold Mar 6, 2026
- 3 Beds
- 2.5 Baths
- 1,600 Sq Ft
586 Boulder Dr

Morris, IL
- 16% Below List
- $158/SF
- 43 Days On Market
- Current Est. Value $260K
Diana Tomaino @properties Christie's International Real Estate

$1,150,000

Sold Sep 24, 2025
- 4 Beds
- 3 Baths
- 5,093 Sq Ft
3448 Hidden Valley Rd

Long Grove, IL
- $226/SF
- 0 Days On Market
- Current Est. Value $1M
Diana Tomaino @properties Christie's International Real Estate

$415,000

Sold Sep 15, 2025
- 3 Beds
- 2 Baths
- 1,215 Sq Ft
1007 N Gibbons Ave

Arlington Heights, IL
- 4% Above List
- $342/SF
- 4 Days On Market
- Current Est. Value $450K
Diana Tomaino @properties Christie's International Real Estate

$425,000

Sold Jun 2, 2025
- 3 Beds
- 2 Baths
- 1,100 Sq Ft
2208 N Champlain St

Arlington Heights, IL
- $386/SF
- 4 Days On Market
- Current Est. Value $446K
Diana Tomaino @properties Christie's International Real Estate

$877,000

Sold Apr 11, 2025
- 4 Beds
- 3.5 Baths
- 3,102 Sq Ft
21922 N Barkley Ct

Kildeer, IL
- 3% Above List
- $283/SF
- 4 Days On Market
- Current Est. Value $840K
Diana Tomaino @properties Christie's International Real Estate

$425,000

Sold Nov 19, 2024
- 3 Beds
- 2.5 Baths
- 1,738 Sq Ft
964 Burgess Cir

Buffalo Grove, IL
- 6% Above List
- $245/SF
- 5 Days On Market
- Current Est. Value $451K
Diana Tomaino @properties Christie's International Real Estate

$676,000

Sold Jun 28, 2024
- 5 Beds
- 3.5 Baths
- 4,396 Sq Ft
1615 Anthony Ln

McHenry, IL
- 4% Above List
- $154/SF
- 2 Days On Market
- Current Est. Value $710K
Diana Tomaino @properties Christie's International Real Estate

$485,000

Sold Apr 26, 2024
- 3 Beds
- 2.5 Baths
- 3,500 Sq Ft
2494 Tall Oaks Dr

Elgin, IL
- 3% Below List
- $139/SF
- 9 Days On Market
- Current Est. Value $545K
Diana Tomaino @properties Christie's International Real Estate

$980,000

Sold Mar 25, 2024
- 4 Beds
- 5 Baths
- 5,272 Sq Ft
800 Braeburn Rd

Inverness, IL
- 1% Above List
- $186/SF
- 0 Days On Market
- Current Est. Value $1M
Diana Tomaino @properties Christie's International Real Estate

Agent License: Illinois 475154380 Wisconsin 89126-94

Diana Tomaino

(847) 393-9545

Homes for Sale by City

Diana Tomaino

About Diana

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 Diana is Experienced In

Diana's Listings and Deals

Diana's Active Listings

Recently Sold