Mason Glen Neighborhood, Lake Saint Louis
Last updated: May 21, 2026
Crime Rate & Statistics
One of the safest neighborhoods — significantly below-average crime
Summary: Mason Glen, Lake Saint Louis Crime Rate (2026)
Mason Glen in Lake Saint Louis, MO has a crime safety grade of A+ as of 2026. The overall crime index is 62, which is 38% below the national average.
Data source: FBI UCR & local law enforcement data. Last updated: May 21, 2026.
Safety at a Glance
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in Lake Saint Louis
Is Mason Glen Safe?
Yes — this neighborhood is extremely safe. Mason Glen in Lake Saint Louis, MO has a safety grade of A+. The overall crime index is 62, which is 38% below the national average of 100.
Compared to the Lake Saint Louis average (crime index 82), Mason Glen is 20% lower in overall crime.
Looking at specific crime types, larceny / theft is the most elevated concern (index: 82, 18% below average), while rape is the lowest risk (index: 54).
Mason Glen Crime Breakdown
Crime indices compared to national average (100) and Lake Saint Louis city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
56 | -44% | Low | |
|
Assault
|
69 | -31% | Low | |
|
Robbery
|
70 | -30% | Low | |
|
Rape
|
54 | -46% | Low | |
| Property Crime | ||||
|
Burglary
|
57 | -43% | Low | |
|
Larceny / Theft
|
82 | -18% | Average | |
|
Vehicle Theft
|
76 | -24% | Low | |
How Mason Glen Compares
Crime index by category: Mason Glen vs Lake Saint Louis average vs national average.
Crime by Category
Overall Crime Comparison
Mason Glen Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Mason Glen Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Mason Glen, Lake Saint Louis?
Mason Glen in Lake Saint Louis, MO has a crime safety grade of A+ as of 2026. The overall crime index is 62, which is 38% below the national average. Compared to the Lake Saint Louis average, crime in Mason Glen is 20% lower.
Is Mason Glen a safe neighborhood in Lake Saint Louis?
Mason Glen is generally considered a safe neighborhood in Lake Saint Louis, earning a crime grade of A+. The highest concern is Larceny / Theft (index: 82), while Rape is the lowest risk (index: 54).
How does Mason Glen compare to the rest of Lake Saint Louis?
Mason Glen's overall crime index is 62, compared to the Lake Saint Louis average of 82. This means crime in Mason Glen is 20% lower than the city average. For violent crime, the index is 62, and for property crime it is 72. However, crime can vary block by block, so checking the crime map for specific streets is recommended.
What type of crime is most common in Mason Glen?
The most prevalent crime type in Mason Glen is Larceny / Theft, with a crime index of 82 (18% below the national average). Overall, property crime is more prevalent than violent crime in this neighborhood, which is consistent with national trends.
What are safer neighborhoods near Mason Glen?
Nearby neighborhoods with good safety ratings include Lake Saint Louis. These areas are close to Mason Glen and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Mason Glen?
Mason Glen has a population of approximately 47. The median household income is $94,094. The median home value is $443,003. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Mason Glen crime compare to the national average?
Mason Glen's overall crime rate is 38% below the national average (index 62 vs 100). For the most accurate picture, review the per-crime-type breakdown above, as some categories may differ significantly from the overall trend.
Crime data sourced from FBI UCR reports and local law enforcement agencies. Crime indices use 100 as the national average. Updated May 2026.