Thornton, CO Crime Rate & Safety

Thornton, CO has a crime safety grade of B+ as of 2026. The overall crime rate is estimated to be 41% below the national average. Residents face approximately a 1 in 423 chance of being a victim of violent crime per year and a 1 in 56 chance for property crime. Thornton has lower crime than 78% of major U.S. cities (population 50,000+).

Thornton is generally considered a safe place to live, earning a crime grade of B+. Approximately 100% of the city's 21 neighborhoods are rated A or B for safety. However, safety varies significantly by neighborhood. For example, Country Hills is one of the safest areas, while Northaven has higher crime rates. Researching specific neighborhoods before moving to or visiting Thornton is strongly recommended.

Based on 2026 crime data, the safest neighborhoods in Thornton are Country Hills, Lake Avery Estates, Shadow Ridge, Summit Grove, and Signal Creek. These areas have significantly lower crime rates than the city average and are popular choices for families, professionals, and anyone prioritizing safety.

The neighborhoods with the highest crime rates in Thornton include Northaven, Eastlake Village, Deer Run, Woodglen Meadows, and Meadow Park. These areas experience significantly more crime than the city average. Visitors and prospective residents should exercise extra caution in these neighborhoods, particularly at night.

The estimated violent crime rate in Thornton is 236.3 per 100,000 residents, which is 38% lower than the national average. This means residents have roughly a 1 in 423 chance of becoming a violent crime victim each year. Key violent crime rates include: murder at 3.4 per 100K (31% below average); aggravated assault at 141.8 per 100K (47% below average); robbery at 61.9 per 100K (16% below average).

The estimated property crime rate in Thornton is 1,773.2 per 100,000 residents, which is 3% lower than the national average. Residents have roughly a 1 in 56 chance of being a property crime victim per year. Key property crime rates include: burglary at 204.5 per 100K (24% below average); larceny/theft at 1,314.3 per 100K (6% below average); vehicle theft at 254.4 per 100K (20% below average).

Thornton's overall crime rate is 41% below the national average as of 2026. The biggest concern is larceny/theft (6% below average), while assault is 47% below average. Compared to other major U.S. cities, Thornton has lower crime than 78% of them.

Thornton is generally safe for visitors and tourists. Property crime (theft, vehicle break-ins) is 3% below average, which is typically the main concern for tourists. Avoid leaving valuables in vehicles, stay aware of your surroundings in unfamiliar areas, and stick to well-traveled neighborhoods. Popular, safer areas for visitors include Country Hills, Lake Avery Estates, Shadow Ridge.

Colorado as a whole has crime that is 14% above the national average. Thornton's crime rate is 41% below the national average, making it safer the typical Colorado city.

Larceny/theft is the most common crime in Thornton, with an estimated rate of 1,314.3 incidents per 100,000 residents. This is 6% below the national average for this crime type. Overall, property crime (1,773 per 100K) is more prevalent than violent crime (236 per 100K) in Thornton, which is consistent with national trends.