Sierra Antigua Neighborhood, Boulder
Crime Rate & Statistics
Very safe neighborhood — well below-average crime rates
Safety at a Glance
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in Boulder
Is Sierra Antigua Safe?
Yes — this neighborhood is very safe. Sierra Antigua in Boulder, CO has a safety grade of A. The overall crime index is 160, which is 60% above the national average of 100.
Compared to the Boulder average (crime index 93), Sierra Antigua is 67% higher in overall crime. Residents and visitors should exercise extra caution in this area, particularly after dark.
Looking at specific crime types, rape is the most elevated concern (index: 186, 86% above average), while larceny / theft is the lowest risk (index: 59). Violent crime is a particular area of concern relative to property crime in this neighborhood.
Sierra Antigua 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
|
150 | +50% | Moderate | |
|
Assault
|
174 | +74% | High | |
|
Robbery
|
142 | +42% | Moderate | |
|
Rape
|
186 | +86% | High | |
| Property Crime | ||||
|
Burglary
|
88 | -12% | Average | |
|
Larceny / Theft
|
59 | -41% | Low | |
|
Vehicle Theft
|
153 | +53% | High | |
How Sierra Antigua Compares
Crime index by category: Sierra Antigua vs Boulder average vs national average.
Crime by Category
Overall Crime Comparison
Sierra Antigua Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Sierra Antigua Demographics & Context
Education
Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Sierra Antigua, Boulder?
Sierra Antigua in Boulder, CO has a crime safety grade of A as of 2026. The overall crime index is 160, which is 60% above the national average. Compared to the Boulder average, crime in Sierra Antigua is 67% higher.
Is Sierra Antigua a safe neighborhood in Boulder?
Sierra Antigua is generally considered a safe neighborhood in Boulder, earning a crime grade of A. The highest concern is Rape (index: 186), while Larceny / Theft is the lowest risk (index: 59).
How does Sierra Antigua compare to the rest of Boulder?
Sierra Antigua's overall crime index is 160, compared to the Boulder average of 93. This means crime in Sierra Antigua is 67% higher than the city average. For violent crime, the index is 163, and for property crime it is 100. 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 Sierra Antigua?
The most prevalent crime type in Sierra Antigua is Rape, with a crime index of 186 (86% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near Sierra Antigua?
Nearby neighborhoods with good safety ratings include Sunshine Canyon, Seven Hills, Carriage Hills and Boulder Heights. These areas are close to Sierra Antigua and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Sierra Antigua?
Sierra Antigua has a population of approximately 9. The median household income is $136,060. The median home value is $1,026,065. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Sierra Antigua crime compare to the national average?
Sierra Antigua's overall crime rate is 60% above the national average (index 160 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.