21 Forest Avenue
Naperville, IL 60540

Listing courtesy of Coldwell Banker Realty

$3,499,000

Beds: 5
Baths: 7 | 1
Sq. Ft.: 7,375
Type: House
Listing #12474323
Welcome to a masterpiece of luxury living, where craftsmanship reaches its pinnacle with this custom-built residence by Barczi Builders, completed in 2011. Spanning an impressive 7,375 sq ft above grade, with an additional 3,888 sq ft in the basement, this home is a timeless marvel of design and elegance, perfectly situated on a generous 101 x 174 lot just blocks from the heart of Downtown Naperville and all three award winning schools. Every inch of this home has been meticulously designed to provide an unmatched living experience. The residence features five spacious bedrooms, each with its own ensuite bathroom and walk-in closet, ensuring the utmost privacy and convenience for both you and your guests. With a total of 7.5 baths, no detail has been overlooked in catering to the most discerning tastes. Step inside to be greeted by hand-scraped walnut floors, exuding warmth and opulence throughout the home. Dual staircases lead to the second floor, offering both functionality and a grand sense of space. The first floor is thoughtfully designed with both a full and a half bathroom, adding to the convenience and practicality of this luxurious home. The kitchen is a culinary masterpiece, featuring custom Alder cabinets by Joliet Cabinet Company and top-of-the-line appliances. The kitchen seamlessly flows into a cozy hearth room with a double sided fireplace in the breakfast nook, perfect for enjoying a quiet morning or gathering with family. Adjacent to the kitchen, the separate dining room overlooks a private courtyard with a fireplace, creating an idyllic setting for upscale social gatherings. The primary bedroom is a sanctuary of relaxation, boasting a steam shower, a serene sitting room, and a luxurious copper tub that faces a stunning double-sided fireplace. The sitting room, overlooking the backyard, offers a tranquil retreat within your home. The basement is an entertainment haven, featuring a home theater, a full bath, a workout room, a temperature-controlled wine cellar, and a bar area designed for socializing. The soundproof music studio and multiple storage spaces add to the home's versatility. The exterior of the home is as impressive as the interior, with a timeless slate roof, a stone and stucco facade, and a blue stone patio complete with a grilling area. Practical features such as radiant heat in multiple areas, a CONTROL 4 system with speakers throughout, an ADT alarm, central vacuum, exterior lighting, and an irrigation system ensure that every modern convenience is at your disposal. A private home office with a separate entrance offers both privacy and convenience for those who work from home. The residence is also equipped for an elevator, currently used as closets, with the potential to service all three floors. The basement has the option for a sixth bedroom, further enhancing the home's flexibility. One of the garages includes a private staircase to the basement level, adding to the home's functionality. For those seeking even more space, the adjacent lot is available for an additional cost, offering an additional 75x174 ft of space with a fire pit, putting green, and fenced-in area. This residence is not just a home; it is an exquisite work of art, designed to elevate your living experience to unparalleled heights. Welcome to a lifestyle of luxury where every detail has been meticulously crafted to create a home of timeless beauty and elegance. Welcome home!
Property Features
Location Information
County: DuPage
MLS Area: Naperville
Township: Naperville
Interior Features
Total Rooms: 16
Bedrooms Above Grade: 5
Bedrooms Below Grade: 0
Additional Rooms: Bedroom 5, Sitting Room, Exercise Room, Theatre Room, Recreation Room, Mud Room, Family Room, Office, Media Room
Interior Features: Cathedral Ceiling(s), Wet Bar, 1st Floor Full Bath, Built-in Features, Walk-In Closet(s), Beamed Ceilings, Open Floorplan, Special Millwork, Granite Counters, Separate Dining Room, Pantry
Master Bedroom Size: 18X21
Master Bathroom Description: Full, Double Sink, Tub & Separate Shwr
Full Baths: 7
1/2 Baths: 1
Bath Amenities: Separate Shower, Steam Shower, Double Sink, Soaking Tub
Has Dining Room: Yes
Dining Room Description: Separate
Dining Room Size: 16X18
Family Room Size: 23X24
Living Room Size: 13X15
Kitchen Size: 24X18
Has Fireplace: Yes
Number of Fireplaces: 5
Fireplace Features: Double Sided, Gas Starter
Heating: Natural Gas, Radiant Floor
Cooling: Central Air, Zoned
Floors: Hardwood
Laundry: Main Level, Upper Level, Multiple Locations
Appliances: Double Oven, Range, Microwave, Dishwasher, High End Refrigerator, Bar Fridge, Washer, Dryer, Disposal, Wine Refrigerator, Range Hood
Basement Description: Finished, Exterior Entry, Egress Window, Rec/Family Area, Storage Space, Full
Has Basement: Yes
Sizes of Other Bedrooms: 16X13, 17X11, 15X15
Exterior Features
Stories: 2 Stories
Construction: Stucco, Stone
Exterior: Outdoor Grill, Fire Pit, Lighting
Foundation: Concrete Perimeter
Roof: Slate
Water Source: Lake Michigan, Public
Septic or Sewer: Public Sewer
Parking Features: Garage Door Opener, On Site, Garage Owned, Attached, Garage
Has Garage: Yes
Garage Spaces: 3
Parking Spaces: 3
Lot Features: Cul-De-Sac, Landscaped, Mature Trees
Lot Size: .25-.49 Acre
Lot Size in Acres: 0.4
Dimensions: 102X174
Exterior Features: Outdoor Grill, Fire Pit, Lighting
School
High School District: NAPERVILLE C U DIST 203
Elementary School: Naper Elementary School
Middle School: Washington Junior High School
High School: Naperville North High School
Additional Information
Possession: Closing
Property Type: SFR
Property SubType: Residential, 2 Stories
Property SubType 2: Detached Single
Attached/Detached SubType: 2 Stories
Year Built: 2007
Age: 16-20 Years
Parcel Number: 0713308017
Status: Active
Association Fee: $0
Association Fee Frequency: Not Applicable
Association Fee Includes : None
General Information: None
Tax Year: 2023
Tax Amount: $48,232
Built Before 1978: No
Double Wide: No
Community Features: Curbs, Sidewalks, Street Lights, Street Paved
Square Feet Source: Assessor


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List Price:
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Based on a fully amortized fixed rate loan. Ask your agent for the tax rates in your area. Insurance estimate is based on an average cost, your final premium cost will be determined by the type of coverage you select. This program only provides an estimate.
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© 2025 MRED LLC. All rights reserved.
Based on information submitted to the MLS GRID as of MRED LLC 2025. All data is obtained from various sources and may not have been verified by the broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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MRED LLC data last updated at September 25, 2025, 8:44 AM CT