The Sullivan
1000 Sullivans Way,
Lake Saint Louis, MO 63367
1-2 Beds | $1,405 - $1,820
Rental Market Trends in Lake Saint Louis, MO
Updated September 2026
The average rent in Lake Saint Louis, MO is $1,299/month.
Rent in Lake Saint Louis is 22% lower than the national average rent of $1,665/month, making this one of the less expensive cities statewide.
$1,299/month
Average Rent
615 Sq Ft
Average Size
+1.8%
Change / Year
258
Available Apartments
Lake Saint Louis rent varies by unit size and layout:
- Studio apartments in Lake Saint Louis average per month.
- One-bedroom apartments in Lake Saint Louis average $1,299 per month.
- Two-bedroom apartments in Lake Saint Louis average $1,590 per month.
- Three-bedroom apartments in Lake Saint Louis average $2,223 or more per month.
Average Rent by Home Type
Bedrooms
Average Rent
Average Sq Ft
Bedrooms
Average Rent
Average Sq Ft
How much has average rent changed in Lake Saint Louis, MO?
In the past year, rent has increased by 1.8%, which averages out to $24 more per month.
Market Trends Over Time
September 2026
2025
2026
Rent Ranges in Lake Saint Louis, MO
September 2026
$1,501 - $2,000
Most rental prices fall within this range
Percentage*
Rent Range
0%
Below $700/month
8%
$700 - $1,000/month
25%
$1,001 - $1,500/month
42%
$1,501 - $2,000/month
25%
Above $2,000/month
What salary do I need to live comfortably in Lake Saint Louis, MO?
Because the average rent in Lake Saint Louis is $1,299, you’ll want to make about $4,330 per month or $51,960 per year. The general guideline is to pay no more than 30 percent of your monthly income on rent. However, you’ll want to consider additional factors, such as your monthly bills and other expenses. Use our rent affordability calculator to help determine how much to budget for rent.
How does Lake Saint Louis, MO compare to other nearby cities and neighborhoods?
Use the tool below to compare Lake Saint Louis, MO to other nearby cities and neighborhoods. The Apartments.com neighborhood guides provide you with insight into the area’s transportation, things to do, and more.
View the Lake Saint Louis Area GuideCompare Rent Trends Nearby
Get a clearer picture of the area by viewing rent trends in nearby cities.
-
O'Fallon
Avg Rent: $1,339/month
-
Dardenne Prairie
Avg Rent: $1,460/month
-
Wentzville
Avg Rent: $1,365/month
-
Cottleville
Avg Rent: $1,563/month
-
Weldon Spring
Avg Rent: $1,546/month
-
Saint Peters
Avg Rent: $1,407/month
Apartment Communities in Lake Saint Louis We Think You'll Love
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Frequently Asked Questions
What is the average rent in Lake Saint Louis?
The average rent in Lake Saint Louis is $1,299 per month, which is 22.0% lower than the national average of $1,665.
What is the average rent for a house in Lake Saint Louis?
The average rent for a house in Lake Saint Louis, MO is $2,300 per month.
Are rents going up or down in Lake Saint Louis?
Rents in Lake Saint Louis, MO are increasing, with prices up 1.8% year-over-year and $24 more per month.
What rent range is most common in Lake Saint Louis?
In Lake Saint Louis, MO, 42% of apartments fall between $1,501 - $2,000/month, though prices may vary depending on location and other factors.
Methodology
† Our analysis of utilities, groceries, transportation, healthcare, home prices, and other goods and services is sourced from the Cost of Living Index, a respected benchmark published by the Council for Community and Economic Research (C2ER) that provides a thorough overview of living expenses across different regions.
Rent data is provided by CoStar Group’s Market Trend reports. As the industry leader in commercial real estate information, analytics, and news, CoStar conducts extensive research to produce and maintain a comprehensive database of commercial real estate information. We combine this data with public record to provide the most up-to-date rental information available.
Consumer goods, services, and home prices are sourced from the Cost of Living Index published by the Council for Community and Economic Research (C2ER). The data on this page is updated quarterly. It was last published in September 2026.
Demographic information comes from Neustar and combines detailed address data with U.S. Census and American Community Survey statistics to produce reliable local estimates.
* Percentages may not total 100 due to rounding.