Listed by Heather D Mohr, Fox & Riley Real Estate, (636) 379-2378
3 Rainier Ct
O'Fallon, MO 63366
- 5 Beds
- 4 Baths
- 4,983 sqft (on 3 acres)
5 Beds
4 Baths
4,983 sqft
(on 3 acres)
We estimate this home will sell faster than 89% nearby.
Local Information
-- mins to
Description
Welcome to your DREAM HOME, where country living meets convenience, just minutes from town. This spectacular custom-built, mostly brick ranch sits on a 3-acre lot in highly sought-after St Paul. It is nestled on a quiet cul-de-sac in the prestigious Summit Estates Subdivision. Boasting nearly 5,000 finished square feet, a 4-car oversized garage and an open floor plan, this home offers luxury, serenity, and ample space for both entertaining and daily living. -----
Step inside to discover soaring 11-foot ceilings and beautiful hardwood floors throughout much of the main level. The expansive great room, featuring a gas fireplace, opens to a massive 56’ x 14’ deck that overlooks the private backyard. Adjacent to the great room is a formal living room and dining room, ideal for hosting guests. The gourmet kitchen impresses with rich hickory cabinets, granite countertops, a double oven, pantry, stainless steel appliances, and a spacious bay-window breakfast area. (Dishwasher & Refrigerator are 1 yr old). -----
The luxurious primary suite provides a true retreat experience, complete with a gas fireplace, private sitting area, two walk-in closets, and a BRAND-NEW SPA LIKE BATHROOM featuring dual vanities, quartz counters, a soaking tub, and an oversized walk-in shower. Private deck access from the primary suite leads directly to the relaxing two-year-old hot tub or a place to sit & enjoy the birdsong & your morning coffee. A thoughtful split-bedroom design offers two additional generously sized main-level bedrooms each with their own full baths, and a bright office / den with a bay window and peaceful wooded view. -----
Downstairs, the walk-out lower level is designed for entertaining, offering a spacious family room, billiards and game area, impressive wet bar, two additional large bedrooms—including one wired for a media or theater room—another full bath, and abundant storage. Stepping out from this level, you'll find a sprawling patio that seamlessly transitions to a fully fenced backyard, bordered by tranquil woods for unparalleled privacy. The expansive outdoor space is perfect for hosting memorable family barbecues, providing ample room for gatherings both large and small. Children and dogs alike will enjoy the freedom to play and explore. -----
Additional features include an oversized four-car side-entry garage with new doors and a second staircase to the lower level, a circle driveway with ample parking & aggregate trim, a porte-cochere covered drive through with newer stamped patio at the front entry to keep you protected from the elements, a front yard in-ground sprinkler system, newer retaining wall, attic fan, water softener, dual HVAC systems and water heaters, and a main-floor laundry room with laundry sink & additional hookups on the lower level. Included with the home are the two-year-old hot tub, one-year-old stainless-steel refrigerator, one-year-old washer and dryer, and a lower-level wine cooler. This exceptional property is truly a must-see, set up your tour today!
Step inside to discover soaring 11-foot ceilings and beautiful hardwood floors throughout much of the main level. The expansive great room, featuring a gas fireplace, opens to a massive 56’ x 14’ deck that overlooks the private backyard. Adjacent to the great room is a formal living room and dining room, ideal for hosting guests. The gourmet kitchen impresses with rich hickory cabinets, granite countertops, a double oven, pantry, stainless steel appliances, and a spacious bay-window breakfast area. (Dishwasher & Refrigerator are 1 yr old). -----
The luxurious primary suite provides a true retreat experience, complete with a gas fireplace, private sitting area, two walk-in closets, and a BRAND-NEW SPA LIKE BATHROOM featuring dual vanities, quartz counters, a soaking tub, and an oversized walk-in shower. Private deck access from the primary suite leads directly to the relaxing two-year-old hot tub or a place to sit & enjoy the birdsong & your morning coffee. A thoughtful split-bedroom design offers two additional generously sized main-level bedrooms each with their own full baths, and a bright office / den with a bay window and peaceful wooded view. -----
Downstairs, the walk-out lower level is designed for entertaining, offering a spacious family room, billiards and game area, impressive wet bar, two additional large bedrooms—including one wired for a media or theater room—another full bath, and abundant storage. Stepping out from this level, you'll find a sprawling patio that seamlessly transitions to a fully fenced backyard, bordered by tranquil woods for unparalleled privacy. The expansive outdoor space is perfect for hosting memorable family barbecues, providing ample room for gatherings both large and small. Children and dogs alike will enjoy the freedom to play and explore. -----
Additional features include an oversized four-car side-entry garage with new doors and a second staircase to the lower level, a circle driveway with ample parking & aggregate trim, a porte-cochere covered drive through with newer stamped patio at the front entry to keep you protected from the elements, a front yard in-ground sprinkler system, newer retaining wall, attic fan, water softener, dual HVAC systems and water heaters, and a main-floor laundry room with laundry sink & additional hookups on the lower level. Included with the home are the two-year-old hot tub, one-year-old stainless-steel refrigerator, one-year-old washer and dryer, and a lower-level wine cooler. This exceptional property is truly a must-see, set up your tour today!
We estimate this home will sell faster than 89% nearby.
Home Highlights
Parking
4 Car Garage
Outdoor
Patio, Deck
A/C
Heating & Cooling
HOA
$63/Monthly
Price/Sqft
$171
Listed
36 days ago
Home Details for 3 Rainier Ct
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MLS Status: Active |
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Interior Details Basement: Concrete,Partially Finished,Full,Sleeping Area,Walk-Out AccessNumber of Rooms: 14Types of Rooms: Primary Bedroom, Bedroom 2, Bedroom 3, Bedroom 4, Bedroom 5, Breakfast Room, Den, Dining Room, Great Room, Kitchen, Laundry, Living Room, Recreation Room, Storage |
Beds & Baths Number of Bedrooms: 5Main Level Bedrooms: 3Number of Bathrooms: 4Number of Bathrooms (full): 4Number of Bathrooms (main level): 3 |
Dimensions and Layout Living Area: 4983 Square Feet |
Appliances & Utilities Utilities: Electricity Connected, Natural Gas Connected, Underground Utilities, Water ConnectedAppliances: Electric Cooktop, Dishwasher, Disposal, Dryer, Microwave, Double Oven, Refrigerator, Washer, Water Softener, Wine RefrigeratorDishwasherDisposalDryerLaundry: Main Level,SinkMicrowaveRefrigeratorWasher |
Heating & Cooling Heating: Forced Air,Natural GasHas CoolingAir Conditioning: Attic Fan,Ceiling Fan(s),Central Air,DualHas HeatingHeating Fuel: Forced Air |
Fireplace & Spa Number of Fireplaces: 2Fireplace: Great Room, Master BedroomHas a Fireplace |
Gas & Electric Electric: OtherHas Electric on Property |
Windows, Doors, Floors & Walls Flooring: Ceramic Tile, Hardwood |
Levels, Entrance, & Accessibility Levels: OneFloors: Ceramic Tile, Hardwood |
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Exterior Home Features Roof: Architectural ShinglePatio / Porch: Covered, Deck, PatioFencing: Back Yard, PrivacyExterior: Private YardFoundation: Concrete PerimeterNo Private Pool |
Parking & Garage Number of Garage Spaces: 4Number of Carport Spaces: 2Number of Covered Spaces: 6Has a CarportHas a GarageHas an Attached GarageParking Spaces: 6Parking: Garage Attached, Carport |
Frontage Road Surface Type: PavedNot on Waterfront |
Water & Sewer Sewer: Septic Tank |
Finished Area Finished Area (above surface): 2965 Square FeetFinished Area (below surface): 2018 |
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Cumulative Days on Market: 36Days on Market: 36 |
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Year Built Year Built: 1999 |
Property Type / Style Property Type: ResidentialProperty Subtype: Single Family ResidenceArchitecture: Ranch |
Building Construction Materials: Brick, Vinyl SidingNot Attached PropertyDoes Not Include Home Warranty |
Property Information Parcel Number: 201057743000006.0000000 |
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Price List Price: $849,900Price Per Sqft: $171 |
Status Change & Dates Possession Timing: Close Of Escrow |
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Direction & Address City: O'FallonCommunity: Summit Estates |
School Information Elementary School: Mount Hope Elem.Jr High / Middle School: Ft. Zumwalt North MiddleHigh School: Ft. Zumwalt North HighHigh School District: Ft. Zumwalt R-II |
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Listing Agent Listing ID: 26035863 |
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Building Area Building Area: 4983 Square Feet |
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Not Senior Community |
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HOA Fee Includes: Snow RemovalHOA Name: Summit EstateAssociation for this Listing: St. Charles County Association of REALTORSHas an HOAHOA Fee: $750/Annually |
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Lot Area: 3 Acres |
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Special Conditions: Standard |
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Listing Terms: 1031 Exchange, Cash, Conventional, VA Loan |
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Business Information Ownership: Private |
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BasementMls Number: 26035863Above Grade Unfinished Area: 2965Showing Requirements: Appointment Only, Vacant |
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HOA Amenities: Other |
Last check for updates: about 2 hours ago
Listing Provided by: Heather D Mohr, (314) 402-6816
Fox & Riley Real Estate
Originating MLS: St. Charles County Association of REALTORS
Source: MARIS, MLS#26035863

Also Listed on MARIS.
Market trends in Saint Paul
Last updated June 2026
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
6
Price History for 3 Rainier Ct
| Date | Price | Event | Source |
|---|---|---|---|
| 07/02/2026 | $849,900 | PriceChange | MARIS #26035863 |
| 06/07/2026 | $874,900 | Listed For Sale | MARIS #26035863 |
| 07/16/2021 | -- | Sold | MARIS #21037043 |
| 06/17/2021 | $689,900 | Pending | MARIS #21037043 |
| 05/29/2021 | $689,900 | Listed For Sale | MARIS #21037043 |
| 07/21/1998 | -- | Sold | N/A |
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Property Tax and Assessment
| Year | 2025 |
|---|---|
| Tax | $8,813 |
| Assessment | $760,801 |
Home facts updated by county records
Comparable Sales for 3 Rainier Ct
Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.55 | Single-Family Home | - | 08/21/25 | 5 | 3.5 | 3,690 | |
0.38 | Single-Family Home | - | 03/02/26 | 4 | 4.5 | 7,034 | |
0.49 | Single-Family Home | - | 08/15/25 | 6 | 3.5 | 3,131 | |
0.74 | Single-Family Home | - | 04/24/26 | 4 | 4.5 | 5,395 | |
0.74 | Single-Family Home | - | 11/26/25 | 4 | 3.5 | 2,516 | |
0.74 | Single-Family Home | - | 08/25/25 | 4 | 3.5 | 3,018 | |
0.94 | Single-Family Home | - | 04/09/26 | 5 | 3.5 | 4,253 | |
0.87 | Single-Family Home | - | 06/26/26 | 5 | 4 | 3,220 | |
1.37 | Single-Family Home | - | 10/23/25 | 4 | 4.5 | 4,174 | |
1.31 | Single-Family Home | - | 09/11/25 | 4 | 3 | 2,766 |
Nearby homes
Get a sense of prices in the area by checking nearby homes.Assigned Schools
These are the assigned schools for 3 Rainier Ct.
What Locals Say about Saint Paul
At least 3 Trulia users voted on each feature.
100 % Say there's holiday spirit
100 % Say car is needed
100 % Say parking is easy
91 % Say yards are well-kept
89 % Say it's quiet
80 % Say there's wildlife
68 % Say neighbors are friendly
57 % Say it's dog friendly
44 % Say they plan to stay for at least 5 years
43 % Say kids play outside
33 % Say people would walk alone at night
29 % Say there are sidewalks
17 % Say it's walkable to grocery stores
14 % Say streets are well-lit
11 % Say there are community events
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
LGBTQ Local Legal Protections
Heather D Mohr, Fox & Riley Real Estate
Agent Phone: (314) 402-6816

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3 Rainier Ct, O'Fallon, MO 63366 is a 5 bedroom, 4 bathroom, 4,983 sqft single-family home built in 1999. This property is currently available for sale and was listed by MARIS on Jun 7, 2026. The MLS # for this home is MLS# 26035863.

