Barbara Koskolos Real Estate Agent - Worth Clark Realty

13 Tremaine Ct, Saint Charles, MO For Sale $325,000 - listed by Barbara Koskolos — For Sale $325,000

Barbara Koskolos listing agent for 2 Doe Valley Ct, O Fallon, MO - sold for $540,000 — Sold

Barbara Koskolos buyer's agent for 907 Daffodil Trail, O Fallon, MO - sold for $350,000 — Sold

Barbara Koskolos listing agent for 2113 Bow Tree Ct, Chesterfield, MO - sold for $650,000 — Sold

Barbara Koskolos

Chesterfield MO

Worth Clark Realty

35 Closed Sales

$12.5M Total Value

$235K - $675K Price Range

$356.3K Average Price

Prior 5 years

About Barbara

Home Types: House, Condo, Townhouse

Years of Experience: 6

Transaction History

1 Year
2 Year
5 Year

Seller Deals
Total Deals	6
Total Value	$2,312,900
Average Sale Price	$385,483
Price Range	$175K - $675K

Buyer Deals
Total Deals	7
Total Value	$2,587,500
Average Sale Price	$369,643
Price Range	$235K - $528K

1 Year View by Quarter

Seller Deals
Total Deals	9
Total Value	$3,373,900
Average Sale Price	$374,878
Price Range	$175K - $675K

Buyer Deals
Total Deals	10
Total Value	$3,548,500
Average Sale Price	$354,850
Price Range	$235K - $528K

Seller Deals
Total Deals	20
Total Value	$7,449,900
Average Sale Price	$372,495
Price Range	$175K - $675K

Buyer Deals
Total Deals	15
Total Value	$5,019,400
Average Sale Price	$334,627
Price Range	$142K - $528K

5 Year View

Areas Barbara is Experienced In

Barbara's Listings and Deals

Barbara's Active Listings

$325,000
- 4 Beds
- 2.5 Baths
- 2,002 Sq Ft
13 Tremaine Ct

Saint Charles, MO
GREAT LOCATION!! FRANCIS HOWELL SCHOOL DISTRICT. Walking distance to VETERANS MEMORIAL PARK and to KISKER LIBRARY. WELCOME HOME TO YOUR 4 BEDROOM, 2.5 BATH HOME located on a Cul-de-Sac in a great neighborhood! NEW ROOF in 2025! NEW HVAC in 2025! Walk into your living room, which could be easily converted into a home office. Enjoy entertaining in your spacious dining room and cooking family meals

Barbara Koskolos Worth Clark Realty

Recently Sold

$540,000

Sold Sep 17, 2026

Last List Price
- 4 Beds
- 3.5 Baths
- 3,579 Sq Ft
2 Doe Valley Ct

O Fallon, MO
- 54 Days On Market
- $151/SF
- Current Est. Value $566K
Barbara Koskolos Worth Clark Realty

$650,000

Sold Jun 30, 2026

Last List Price
- 5 Beds
- 3.5 Baths
- 3,120 Sq Ft
2113 Bow Tree Ct

Chesterfield, MO
- 13 Days On Market
- $208/SF
- Current Est. Value $635K
Barbara Koskolos Worth Clark Realty

$289,900

Sold Feb 27, 2026

Last List Price
- 4 Beds
- 2 Baths
- 1,488 Sq Ft
29841 Marlin Dr

Wright City, MO
- 8 Days On Market
- $195/SF
- Current Est. Value $310K
Barbara Koskolos Worth Clark Realty

$219,900

Sold Dec 18, 2025

Last List Price
- 1 Bed
- 2 Baths
- 954 Sq Ft
3575 Hempstead St

Saint Charles, MO
- 28 Days On Market
- $231/SF
- Current Est. Value $233K
Barbara Koskolos Worth Clark Realty

$169,900

Sold Nov 7, 2025

Last List Price
- 3 Beds
- 2 Baths
- 1,645 Sq Ft
670 Hargrove Ln

Florissant, MO
- 11 Days On Market
- $103/SF
- Current Est. Value $179K
Barbara Koskolos Worth Clark Realty

Price Undisclosed

Sold Jul 25, 2025
- 3 Beds
- 3 Baths
- 2,217 Sq Ft
713 Greenridge Ln

Saint Peters, MO
- 3 Days On Market
- Current Est. Value $394K
Barbara Koskolos Worth Clark Realty

Price Undisclosed

Sold Apr 30, 2025
- 5 Beds
- 2.5 Baths
- 2,840 Sq Ft
87 Lost Dutchman Dr

Saint Peters, MO
- 2 Days On Market
- Current Est. Value $415K
Barbara Koskolos Worth Clark Realty

Price Undisclosed

Sold Apr 25, 2025
- 4 Beds
- 2.5 Baths
- 2,117 Sq Ft
127 Bright Gem Dr

Saint Charles, MO
- 17 Days On Market
- Current Est. Value $437K
Barbara Koskolos Worth Clark Realty

Price Undisclosed

Sold Aug 8, 2024
- 3 Beds
- 2 Baths
- 1,500 Sq Ft
3358 Marmary Ln

Saint Ann, MO
- 2 Days On Market
- Current Est. Value $200K
Barbara Koskolos Worth Clark Realty

Agent License: Missouri 2019006264

Frequently Asked Questions

Who is Barbara Koskolos, and what is their real estate background?

How many homes has Barbara Koskolos sold in Chesterfield, MO?

What is Barbara Koskolos's track record representing buyers?

What is Barbara Koskolos's track record as a listing agent?

What areas does Barbara Koskolos serve?

How can I contact Barbara Koskolos?

Barbara Koskolos

(636) 736-6559

Nearby Homes

Barbara Koskolos

About Barbara

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

Areas Barbara is Experienced In

Barbara's Listings and Deals

Barbara's Active Listings

Recently Sold

Frequently Asked Questions

Who is Barbara Koskolos, and what is their real estate background?

How many homes has Barbara Koskolos sold in Chesterfield, MO?

What is Barbara Koskolos's track record representing buyers?

What is Barbara Koskolos's track record as a listing agent?

What areas does Barbara Koskolos serve?

How can I contact Barbara Koskolos?