1121 S Main St Unit 406 Saint Charles, MO 63301
Old Town Saint Charles NeighborhoodEstimated payment $5,727/month
Highlights
- Fitness Center
- New Construction
- Open Floorplan
- Lincoln Elementary School Rated A
- Rooftop Deck
- Sauna
About This Home
TO BE BUILT! Elevate your lifestyle at The Augusta on Main, where timeless charm meets elevated modern luxury. This exclusive 2-bedroom, 2-bathroom penthouse offers an unparalleled living experience in the heart of Historic Main Street, St. Charles—just steps from vibrant restaurants, boutique shops, and riverfront trails.
Every detail in this top-floor residence has been thoughtfully designed, from the soaring ceilings and expansive windows to the designer finishes and hand-selected materials that bring both comfort and sophistication to every space. The chef-inspired kitchen features stainless steel appliances, quartz countertops, and custom cabinetry that opens seamlessly into a light-filled living and dining area—perfect for entertaining or relaxing in refined comfort. This penthouse also includes dedicated parking, access to an on-site fitness center, and an exclusive rooftop deck with sweeping views of downtown St. Charles—ideal for enjoying coffee at sunrise or cocktails at sunset.
Starting at $825,000, this is your opportunity to own a one-of-a-kind penthouse in one of the region’s most desirable walkable neighborhoods. Only 4 units available.
Property Details
Home Type
- Condominium
Year Built
- Built in 2025 | New Construction
HOA Fees
- $562 Monthly HOA Fees
Parking
- 1 Car Attached Garage
Home Design
- Brick Exterior Construction
- Board and Batten Siding
Interior Spaces
- 1,544 Sq Ft Home
- 1-Story Property
- Open Floorplan
- Crown Molding
- High Ceiling
- Ceiling Fan
- Recessed Lighting
- Panel Doors
- Living Room with Fireplace
- Washer and Dryer
Kitchen
- Eat-In Kitchen
- Oven
- Cooktop
- Microwave
- Dishwasher
- Kitchen Island
- Disposal
Flooring
- Carpet
- Ceramic Tile
- Luxury Vinyl Tile
Bedrooms and Bathrooms
- 2 Bedrooms
- 2 Full Bathrooms
Outdoor Features
- Courtyard
- Patio
- Outdoor Grill
Schools
- Lincoln Elem. Elementary School
- Jefferson / Hardin Middle School
- St. Charles High School
Utilities
- Forced Air Heating and Cooling System
- Cable TV Available
Listing and Financial Details
- Home warranty included in the sale of the property
- Assessor Parcel Number 6-014A-4361-00-0006.0000000
Community Details
Overview
- Association fees include insurance, ground maintenance, maintenance parking/roads, common area maintenance, exterior maintenance, management, pest control, roof, sewer, snow removal, trash, water
- Augusta Home Owners Assoc, Llc Association
- High-Rise Condominium
- The Augusta On Main Community
- Community Parking
Amenities
- Rooftop Deck
- Common Area
- Sauna
- Game Room
- Meeting Room
- Party Room
- Elevator
- Lobby
Recreation
- Fitness Center
Map
Home Values in the Area
Average Home Value in this Area
Property History
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 09/30/2025 09/30/25 | For Sale | $825,000 | -- | $534 / Sq Ft |
| 08/14/2025 08/14/25 | Off Market | -- | -- | -- |
Source: MARIS MLS
MLS Number: MIS25051588
- 1121 S Main St Unit 310
- 1121 S Main St Unit 104
- 1121 S Main St Unit 209
- 1121 S Main St Unit 105
- 210 Reservoir Ave
- 706 S Benton Ave
- 621 Jackson St
- 301 San Juan Dr
- 215 N 4th St
- 24 Faulkner Dr Unit 30C
- 332 N 6th St
- 155 Southern Oaks Dr Unit 7A
- 20 Woodlawn Dr
- 1212 Cunningham Ave
- 816 Adams St
- 553 Lewis St
- 1734 Beverly Dr
- 617 Lewis St
- 935 Spring Ave
- 4 Fairview Dr
- 200 Ameristar Blvd
- 333 Mulholland Dr
- 520 S 6th St Unit 518
- 1650 Beale St
- 1650 S 5th St Unit C
- 901 Time Centre Dr
- 1055 First Capitol Dr Unit B
- 816 Adams St
- 1717 Beverly Dr
- 800 N 4th St
- 709 N 7th St
- 920 N Benton Ave Unit 920
- 1 Riverine Dr
- 10 Bel Rae Ct
- 2414 Chesstal St
- 1600 N 2nd St
- 1028 Pierpoint Ln
- 1400 Aberdeen Ct
- 1005 Hawthorn Ave
- 2015 N 3rd St