San Marco Neighborhood, Boulder
Crime Rate & Statistics
Very safe neighborhood — well below-average crime rates
Safety at a Glance
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in Boulder
Is San Marco Safe?
Yes — this neighborhood is very safe. San Marco in Boulder, CO has a safety grade of A. The overall crime index is 193, which is 93% above the national average of 100.
Compared to the Boulder average (crime index 93), San Marco is 100% higher in overall crime. Residents and visitors should exercise extra caution in this area, particularly after dark.
Looking at specific crime types, robbery is the most elevated concern (index: 198, 98% above average), while burglary is the lowest risk (index: 157).
San Marco Crime Breakdown
Crime indices compared to national average (100) and Boulder city average. Higher values mean more crime.
| Crime Type | Index | vs National | Risk Level | |
|---|---|---|---|---|
| Violent Crime | ||||
|
Murder
|
197 | +97% | High | |
|
Assault
|
192 | +92% | High | |
|
Robbery
|
198 | +98% | High | |
|
Rape
|
198 | +98% | High | |
| Property Crime | ||||
|
Burglary
|
157 | +57% | High | |
|
Larceny / Theft
|
195 | +95% | High | |
|
Vehicle Theft
|
197 | +97% | High | |
How San Marco Compares
Crime index by category: San Marco vs Boulder average vs national average.
Crime by Category
Overall Crime Comparison
San Marco Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
San Marco Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in San Marco, Boulder?
San Marco in Boulder, CO has a crime safety grade of A as of 2026. The overall crime index is 193, which is 93% above the national average. Compared to the Boulder average, crime in San Marco is 100% higher.
Is San Marco a safe neighborhood in Boulder?
San Marco is generally considered a safe neighborhood in Boulder, earning a crime grade of A. The highest concern is Robbery (index: 198), while Burglary is the lowest risk (index: 157).
How does San Marco compare to the rest of Boulder?
San Marco's overall crime index is 193, compared to the Boulder average of 93. This means crime in San Marco is 100% higher than the city average. For violent crime, the index is 196, and for property crime it is 183. 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 San Marco?
The most prevalent crime type in San Marco is Robbery, with a crime index of 198 (98% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near San Marco?
Nearby neighborhoods with good safety ratings include University of Colorado Main Campus, University Place, Hillside and Grandview. These areas are close to San Marco and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of San Marco?
San Marco has a population of approximately 42. The median household income is $28,095. The median home value is $404,900. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does San Marco crime compare to the national average?
San Marco's overall crime rate is 93% above the national average (index 193 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 April 2026.