Onyx Neighborhood, Boulder
Last updated: May 24, 2026
Crime Rate & Statistics
Very safe neighborhood — well below-average crime rates
Summary: Onyx, Boulder Crime Rate (2026)
Onyx in Boulder, CO has a crime safety grade of A as of 2026. The overall crime index is 187, which is 87% above the national average.
Data source: FBI UCR & local law enforcement data. Last updated: May 24, 2026.
Safety at a Glance
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Is Onyx Safe?
Yes — this neighborhood is very safe. Onyx in Boulder, CO has a safety grade of A. The overall crime index is 187, which is 87% above the national average of 100.
Compared to the Boulder average (crime index 93), Onyx is 94% higher in overall crime. Residents and visitors should exercise extra caution in this area, particularly after dark.
Looking at specific crime types, murder is the most elevated concern (index: 185, 85% above average), while burglary is the lowest risk (index: 153).
Onyx 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
|
185 | +85% | High | |
|
Assault
|
184 | +84% | High | |
|
Robbery
|
184 | +84% | High | |
|
Rape
|
184 | +84% | High | |
| Property Crime | ||||
|
Burglary
|
153 | +53% | High | |
|
Larceny / Theft
|
181 | +81% | High | |
|
Vehicle Theft
|
185 | +85% | High | |
How Onyx Compares
Crime index by category: Onyx vs Boulder average vs national average.
Crime by Category
Overall Crime Comparison
Onyx Crime Map
Crime heatmap based on block-group level data. Red areas indicate higher crime density.
See the crime score for a specific address
Onyx Demographics & Context
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Housing
Racial Demographics
Nearby Neighborhoods
Frequently Asked Questions
What is the crime rate in Onyx, Boulder?
Onyx in Boulder, CO has a crime safety grade of A as of 2026. The overall crime index is 187, which is 87% above the national average. Compared to the Boulder average, crime in Onyx is 94% higher.
Is Onyx a safe neighborhood in Boulder?
Onyx is generally considered a safe neighborhood in Boulder, earning a crime grade of A. The highest concern is Murder (index: 185), while Burglary is the lowest risk (index: 153).
How does Onyx compare to the rest of Boulder?
Onyx's overall crime index is 187, compared to the Boulder average of 93. This means crime in Onyx is 94% higher than the city average. For violent crime, the index is 184, and for property crime it is 173. 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 Onyx?
The most prevalent crime type in Onyx is Murder, with a crime index of 185 (85% above the national average). Violent crime is a particular concern in this neighborhood relative to property crime.
What are safer neighborhoods near Onyx?
Nearby neighborhoods with good safety ratings include Hillside, Grandview, Downtown and Goss-Grove. These areas are close to Onyx and offer lower crime rates, making them worth considering for residents who prioritize safety.
What are the demographics of Onyx?
Onyx has a population of approximately 4. The median household income is $74,780. The median home value is $2,080,162. Research shows that economic factors can correlate with crime rates, though many other variables play a role in neighborhood safety.
How does Onyx crime compare to the national average?
Onyx's overall crime rate is 87% above the national average (index 187 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.