$875,000

beds

baths

5,735

square ft

4N251 Mark Twain Street

St. Charles, Illinois 60175

New / MLS #12707744 / Single Family / St. Charles

Listing information updated 7/16/2026 at 5:23pm

Nestled in sought after Fox Mill subdivision of Saint Charles, this stunning brick custom built estate offers over 5,735 square feet of beautifully designed living space with 6 bedrooms and 5 full bathrooms. From the moment you arrive, the impressive curb appeal and grand two-story foyer set the tone for the exceptional craftmanship found throughout the home. Inside, the spacious layout is designed for both everyday living and entertaining. The dramatic two-story family room features an expansive wood burning fireplace and oversized windows that fill the space with natural light. The gourmet kitchen is the heart of the home, complete with granite countertops, new stainless steel appliances, abundant cabinetry and counter space, a large eat-in area, and additional seating around an oversized island. This kitchen is perfect for gathering with friends and family. A huge walk-in pantry adds even more to the functionality. The main floor also offers a rare full bathroom and bedroom, creating that perfect space for an in-law arrangement or private guest suite, along with a formal dining room and separate living room or office space for added convenience and elegance. Upstairs you will find 4 oversized bedrooms and 3 full bathrooms. The primary suite is pure luxury with it's ornate trayed ceiling, spa-like bathroom, and a massive walk-in closet. The finished basement is truly an entertainer's dream featuring a cozy gas fireplace, custom wet bar, additional bedroom, full bathroom, plus direct access to the incredible outdoor living spaces. Step outside to enjoy two brick paver patios, open land views, and a fire pit area perfect for relaxing evenings year-round. Located in a highly desirable community with top-rated schools, this extraordinary home combines luxury, space, and warmth in one unforgettable Fox Mill property!

Full Features

Exterior Type:

Brick,Cedar,Limestone

Basement:

Finished,Exterior Entry,Rec/Family Area,Full

Beds Above Grade:

Cooling System:

Central Air

Heating System:

Natural Gas

Appliances:

Double Oven, Microwave, Dishwasher, Refrigerator, Washer, Dryer, Disposal, Stainless Steel Appliance(s)

Main Level Primary Bedroom:

Fireplace:

Yes

Pool:

Age:

16-20 Years

Roof Type:

Asphalt

Parking Type:

Garage - Asphalt,Garage Door Opener,Yes,Garage Owned,Attached,Garage

Parking Spaces:

Garage:

Attached

Room Count:

Water Front:

Square Feet:

5,735

Lot Size:

.25-.49 Acre

Acreage:

0.3

Internal Features:

Wet Bar, 1st Floor Bedroom, In-Law Floorplan, Walk-In Closet(s), Open Floorplan, Granite Counters, Separate Dining Room, Pantry

External Features:

Hot Tub, Patio/Porch

Room Information

Living Room:

16x13 - Main

Dining Room:

13x13 - Main

Kitchen:

22x19 - Main

Family Room:

26x19 - Main

Primary Bedroom:

20x19 - Second Level

2nd Bedroom:

13x12 - Second

3rd Bedroom:

13x12 - Second

4th Bedroom:

13x13 - Second

Bedroom 5:

16x16 - Main Level

Bedroom 6:

16x14 - Walkout Basement Level

Laundry:

5x8 - Main Level

Taxes & Assessments

Tax Amount:

$16,684

Tax Year:

2025

Assessments:

$425 / quarter

Location

Zip Code:

60175

City:

St. Charles

County:

Kane

Schools

School District(s):

303

Elementary School:

Bell-Graham Elementary School

Middle School:

Thompson Middle School

High School:

St Charles East High School

Exterior Type:

Brick,Cedar,Limestone

Basement:

Finished,Exterior Entry,Rec/Family Area,Full

Beds Above Grade:

Cooling System:

Central Air

Heating System:

Natural Gas

Appliances:

Double Oven, Microwave, Dishwasher, Refrigerator, Washer, Dryer, Disposal, Stainless Steel Appliance(s)

Main Level Primary Bedroom:

Fireplace:

Yes

Pool:

Age:

16-20 Years

Roof Type:

Asphalt

Parking Type:

Garage - Asphalt,Garage Door Opener,Yes,Garage Owned,Attached,Garage

Parking Spaces:

Garage:

Attached

Room Count:

Water Front:

Square Feet:

5,735

Lot Size:

.25-.49 Acre

Acreage:

0.3

Internal Features:

Wet Bar, 1st Floor Bedroom, In-Law Floorplan, Walk-In Closet(s), Open Floorplan, Granite Counters, Separate Dining Room, Pantry

External Features:

Hot Tub, Patio/Porch

Living Room:

16x13 - Main

Dining Room:

13x13 - Main

Kitchen:

22x19 - Main

Family Room:

26x19 - Main

Primary Bedroom:

20x19 - Second Level

2nd Bedroom:

13x12 - Second

3rd Bedroom:

13x12 - Second

4th Bedroom:

13x13 - Second

Bedroom 5:

16x16 - Main Level

Bedroom 6:

16x14 - Walkout Basement Level

Laundry:

5x8 - Main Level

Tax Amount:

$16,684

Tax Year:

2025

Assessments:

$425 / quarter

Zip Code:

60175

City:

St. Charles

County:

Kane

School District(s):

303

Elementary School:

Bell-Graham Elementary School

Middle School:

Thompson Middle School

High School:

St Charles East High School

Listing Office: Keller Williams Success Realty

Listing Office Phone: 847.381.9500

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