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1121 S Main Street, 403, St Charles, MO, 63301

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. 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.

Subdivision: Montgomery Sub

List Price

$ 775,000

Status

Pending

Days on market

0

MLS#

26006248

Bedrooms

2

Full baths

2

Sq. Ft. Above

1,544

Subdivision

Montgomery Sub

Municipality

St Charles

School District

St. Charles R-VI

County

St Charles

Property Type

Residential

Style

High-Rise-4+ Stories

Type

Residential

Additional Information

Recent Nearby Sales in 63301

Last 6 closed homes in this zip.

Address Bd/Ba SqFt List Sold Closed
409 Paisley Court, Unincorporated, MO 63301 3/3 1,441 $365,000 $365,000
100% of ask
Sep 9, 2026
408 Oak Avenue, St Charles, MO 63301 3/1 1,452 $270,000 $280,000
103.7% of ask
Sep 9, 2026
21 Saint Henry Court, St Charles, MO 63301 3/2 960 $199,900 $206,000
103.1% of ask
Sep 9, 2026
4033 Hempstead Street, St Charles, MO 63301 3/3 1,872 $419,000 $413,000
98.6% of ask
Sep 9, 2026
929 N 3rd St, 4, St Charles, MO 63301 1/1 600 $995 $995
100% of ask
Sep 5, 2026
3201 S Civic Green Way, St Charles, MO 63301 3/3 1,360 $285,000 $285,000
100% of ask
Sep 4, 2026

Price & Listing History

Listed for sale
Feb 4, 2026 at $775,000
Current status: Pending
As of Apr 8, 2026 · $775,000

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