
Meet Grassmuck Realty
Get to know Grassmuck Realty
Owner/Managing Broker
Sandy Grassmuck has been in the real estate industry for over 25 yrs and is the Owner/Managing Broker of Grassmuck Realty, LLC, an independent
brokerage in Lake St. Louis.
Grassmuck Realty, LLC has been honored with Business Hall of Fame Award for 3 consecutive years 2022, Best of Lake St. Louis, Real Estate Agency and Beyond the Best, top 50 businesses in St. Charles County by Streetscape Magazine, 2011.
Sandy has been honored with Excellence i...
Specialties
29 Years of experienceBuyer's AgentListing AgentRelocationForeclosureFirst Time HomebuyersInvestment PropertiesSenior Communities
This team offers Showcase to make listings stand out
helps homes sell faster and for more with increased exposure on Zillow, a virtual tour, and an interactive floor plan.

Team sales and listings (800)
This map and property list shows the most recent 100 sales and 100 listings
Sold
For sale
Sold (798)
- $---
- 4 bd
- 4 ba
- 1,853 sqft
460 Kaylene Dr #2017A, Wentzville, MO 63385Sold 14 days agoSeller
- $---
- 4 bd
- 3 ba
- 3,424 sqft
2567 Sugar Lake Rd, Pacific, MO 63069Sold 18 days agoSeller
- $---
- 5 bd
- 3 ba
- 4,852 sqft
31 Butcher Creek Dr, Moscow Mills, MO 63362Sold 23 days agoBuyer
- $---
- 3 bd
- 2 ba
- 1,336 sqft
512 Kit Fox Ct, Eureka, MO 63025Sold 24 days agoSeller
- $---
- 2 bd
- 2 ba
- 1,014 sqft
2300 Spring Creek Ln, O'Fallon, MO 63368Sold 1 month agoSeller
For sale (2)
- $169,900
- 2 bd
- 2 ba
- 985 sqft
101 Timber Creek Dr, O'Fallon, MO 63368House for SalePrice cut: $5,000 (8/29)
- $169,000
- 2 bd
- 1 ba
- 1,100 sqft
1 Delcrest Ct APT 103, Saint Louis, MO 63124House for SaleLinen closet
Team reviews (61)
Reviews represent all team members.
- 5.0
- 8/25/2026
- • Zach Greene
Sold a Single Family home in 2026 in Pacific, MO.
Review for: Sandy GrassmuckSandy was fantastic in helping us navigate the entire process, from the beautiful pictures at the beginning all the way to close. She also helped us navigate some challen...Sandy was fantastic in helping us navigate the entire process, from the beautiful pictures at the beginning all the way to close. ...5.0- 2/2/2026
- • user08172158
Sold a Single Family home in 2026 in Wentzville, MO.
Review for: Sandy GrassmuckThe best experience I’ve ever had selling a house! We had a horrible experience all summer….pulled house from the market when a friend recommend I talk to Sandy. At this ...The best experience I’ve ever had selling a house! We had a horrible experience all summer….pulled house from the market when a fr... - 5.0
- 1/30/2026
- • CurtWaters
Bought a Condo home in 2026 in Lake saint louis, MO.
Review for: Sandy GrassmuckSandy was amazing! The property we bought had many issues come up. Bank warrantable status, HOA, and other issues but Sandy was there throughout the process with experien...Sandy was amazing! The property we bought had many issues come up. Bank warrantable status, HOA, and other issues but Sandy was th...5.0- 9/25/2025
- • Chuck Robinson
Bought a Single Family home in 2025 in High ridge, MO.
Review for: Sandy GrassmuckSandy is truly the best realtor in the greater metro area! With her expertise and network, I was able to find an incredible house AND WALKED IN WITH THOUSANDS IN EQUITY! ...Sandy is truly the best realtor in the greater metro area! With her expertise and network, I was able to find an incredible house ... - Sandy is the best and most knowledgeable agent I've ever used!! She knows how to interact with all parties involved in a sale (agents, inspectors, appraisers, title comp...Sandy is the best and most knowledgeable agent I've ever used!! She knows how to interact with all parties involved in a sale (ag...5.0
- 9/11/2024
- • amandaf0103
Sold a Single Family home in 2024 in Lake saint louis, MO.
Review for: Sandy GrassmuckSandy did a great job preparing us to list our house and had a contract within days. She is local to Lake St. Louis and knows the area, regulations, and needs of the res...Sandy did a great job preparing us to list our house and had a contract within days. She is local to Lake St. Louis and knows the... - 5.0
- 3/29/2023
- • coachmannybb
Sold a Condo home in 2023 in Weldon spring, MO.
Review for: Sandy GrassmuckSandy did an amazing job helping us sell our home. The knowledge and help she provided was top notch. I would highly recommend her! Even when i ran into problems, she was...Sandy did an amazing job helping us sell our home. The knowledge and help she provided was top notch. I would highly recommend her...Kyle was very easy to work with, and made the home buying process easy in a complicated market. It was on Kyle’s recommendation that we make a last-minute stop at the hom...Kyle was very easy to work with, and made the home buying process easy in a complicated market. It was on Kyle’s recommendation th... - 5.0
- 10/7/2022
- • Erica Robertson
Sold a Single Family home in 2022 in Lake saint louis, MO.
Review for: Sandy GrassmuckSandy is an amazing realtor! She is an active community member, alderman, business owner, and a great person!! We used her to help us move to the area a little over 4 yea...Sandy is an amazing realtor! She is an active community member, alderman, business owner, and a great person!! We used her to help...5.0- 10/6/2022
- • Joshua Gregory
Bought a Single Family home in 2022 in Saint louis, MO.
Review for: Audra StewartAudra was amazing and so patient in the crazy market. She helped us at any hour and explained things to us which was helpful as young buyers. She gave great advice and di...Audra was amazing and so patient in the crazy market. She helped us at any hour and explained things to us which was helpful as yo...










