1121 S Main St, Unit 306

St. Charles, MO 63301

$760,000
Price
3
Beds
1,930 Sq. Ft.
$394 / Sq. Ft.
1,930
Sq. Ft.
$394
per Sq. Ft.

Description

To Be Built! Builder offering a $5000 credit towards closing costs for a signed contract by March 1st. Welcome to The Augusta on Main, where luxury meets convenience in the heart of historic St. Charles. This stunning 3-bedroom, 2.5-bathroom condominium is designed for those who seek both style and functionality in a vibrant urban setting. It's located just steps from charming local restaurants, boutique shopping, and lively cultural attractions. As you enter, you’ll be greeted by an open-concept...To Be Built! Builder offering a $5000 credit towards closing costs for a signed contract by March 1st. Welcome to The Augusta on Main, where luxury meets convenience in the heart of historic St. Charles. This stunning 3-bedroom, 2.5-bathroom condominium is designed for those who seek both style and functionality in a vibrant urban setting. It's located just steps from charming local restaurants, boutique shopping, and lively cultural attractions. As you enter, you’ll be greeted by an open-concept living space featuring sophisticated designer finishes throughout. The gourmet kitchen is a chef’s dream, complete with high-end stainless steel appliances, custom cabinetry, and a large central island ideal for entertaining or casual dining. The primary suite is a luxurious retreat, offering a walk-in closet and a spa-inspired bathroom with a large soaking tub, frameless glass shower, and dual vanities. Two additional well-sized bedrooms provide versatility for family, guests, or a home office. A full second bathroom is elegantly appointed, and a convenient half-bath is located off the main entertaining area. The property also features 2 dedicated parking spaces, access to an on-site fitness center, and a rooftop deck that offers sweeping views of the St. Charles skyline. This luxury condominium offers the ideal blend of modern amenities, chic design, and an unbeatable location. Don’t miss your chance to live in one of St. Charles’ most sought-after addresses!
  1. Listed by Katie McLaughlin • Dielmann Sotheby's International Realty

Property Details for 1121 South Main Street, Unit 306

Architectural Style
High-Rise-4+ Stories
Cross Street
Reservoir Ave
LISTING UPDATED: 02/06/2026 01:36 PM

Property Details for 1121 South Main Street, Unit 306

StatusActive
MLS #26006227
Days on Market16
Taxes-
HOA Fees$562 / month
Condo/Co-op Fees-
Compass TypeCondo
MLS TypeResidential / Condominium
Year Built2025
CountySt. Charles County

Location

Listing Courtesy of Dielmann Sotheby's International Realty
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Building Information for 1121 South Main Street, Unit 306

Building/Complex1121 S Main StFloor3Stories-Residences-Pet Policy-Pet Policy Details-Year Built2025

Payment Calculator

$4,266 per month

30 year fixed, 6.15% Interest

Principal and Interest

$3,704

Property Taxes

$0

HOA Dues

$562

The Payment Calculator is for illustrative purposes only.

Property Information for 1121 South Main Street, Unit 306

Summary
Location and General Information
  • City: St Charles
  • County Or Parish: St. Charles
  • Latitude: 38.772318
  • Longitude: -90.486533
  • Postal Code: 63301
  • State Or Province: MO
  • Sub division Name: Montgomery Sub
  • Unit Number: 306
Taxes and HOA Information
  • List AOR: St. Louis Association of REALTORS
  • Association Fee: $562.00
  • Association Fee Frequency: Monthly
  • Association Fee Includes: Maintenance Grounds, Maintenance Parking/Roads, Common Area Maintenance, Exterior Maintenance, Pest Control, Roof, Sewer, Snow Removal, Trash, Water
  • Parcel Number: 6-014A-4361-00-0006.0000000
  • Tax Annual Amount: $.00
  • Tax Year: 2024
Owner
  • Township: St. Charles
Parking
  • Attached Garage: Yes
  • Carport: No
  • Garage Spaces: 2.0
  • Garage: Yes
School Information
  • Elementary School: Lincoln Elem.
  • High School: St. Charles High
  • High School District: St. Charles R-VI
  • Middle Or Junior School: Jefferson / Hardin
Property
Lot Information
  • Living Area: 1930.0
  • Lot Features: Level
  • Lot Size Acres: 0.1607
  • Lot Size Square Feet: 7000.09
  • Property Sub Type: Condominium
  • Property Type: Residential
Property and Assessments
  • Above Grade Finished Area: 1930.0
  • Above Grade Finished Area Source: Builder
  • Documents Available: None Available
  • Documents Count: 0
  • Photos Count: 11
  • Year Built: 2025
  • Disclosures: None
  • Construction Materials: Board & Batten Siding, Brick
Utilities
  • Electric: Ameren
  • Sewer: Public Sewer
  • Utilities: Cable Available
  • Water Source: Public
Interior and Exterior Features
Exterior Features
  • Association Amenities: Barbecue, Common Ground, Elevator(s), Fitness Center, Game Room, Meeting Room, Parking, Party Room, Roof Deck, Sauna
Interior Features
  • Appliances: Cooktop, Dishwasher, Disposal, Microwave, Oven, Refrigerator, Washer/Dryer
  • Basement YN: No
  • Levels: One
  • Main Level Bedrooms: 3.0
  • Bathrooms Full: 2
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 3
  • Cooling: Central Air
  • Fireplace Features: Living Room
  • Fireplaces Total: 1
  • Fireplace: Yes
  • Heating: Forced Air

Property History for 1121 South Main Street, Unit 306

DateEvent & SourcePriceAppreciation
Feb 4, 2026

Listed (Active)

MARIS #26006227

$760,000—
DateEvent & SourcePrice
02/04/2026

Listed (Active)

MARIS #26006227

$760,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Schools near 1121 South Main Street, Unit 306

This home is within St. Charles R-VI School District.
Rating
School
Type
Grades
Distance
Lincoln Elementary School
Public - K to 4
Jefferson Intermediate School
Public - 5 to 6
Hardin Middle School
Public - 7 to 8
St. Charles High School
Public - 9 to 12
Rating
School
Distance
Lincoln Elementary School
PublicK to 4

Jefferson Intermediate School
Public5 to 6

Hardin Middle School
Public7 to 8

St. Charles High School
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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More information about 1121 South Main Street, Unit 306, St. Charles, MO 63301

1121 South Main Street, Unit 306 is a condo for sale in St. Charles, MO 63301. This property was listed for sale on February 4, 2026 by Dielmann Sotheby's International Realty, it's currently listed at $760,000. This listing's school district is St. Charles R-VI School District. Nearby schools include Lincoln Elementary School, Jefferson Intermediate School and Hardin Middle School. 1121 South Main Street, Unit 306 is a 3-bed, 3-bath, 1,930 sqft condo built in 2025.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Dielmann Sotheby's International Realty

Based on information submitted to the MLS GRID as of 02/06/2026 01:36 PM. All data is obtained from various sources and may not have been verified by 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. Properties displayed may be listed or sold by various participants in the MLS. IDX information is provided exclusively for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by MLS GRID. Use of the MLS GRID data may be subject to an end user license agreement prescribed by the applicable MLS of the Member Participant, if any, and as amended from time to time.