Crime & Safety in Diamond Bar, CA
Violent and property crime rates, clearance data, and trends — 2024 Data
Crime Overview
Source: FBI Crime Data Explorer (2024)Violent Crime Rate
0.78
per 1,000 residents
-83% vs national
Property Crime Rate
18.62
per 1,000 residents
-14% vs national
Total Crimes
992
2024
Violent Clearance
73%
cases solved
+71% vs national
Property Clearance
4%
cases solved
vs Similar Cities
-77%
vs 50K-100K avg
-77% vs 50K-100K
YoY Change
-42.0%
violent crime rate
improving vs 2023
How Diamond Bar Compares
Source: FBI (2024)Diamond Bar vs Similar Cities
Source: FBI (2024)Compared to cities with 50,000 - 100,000 residents. Diamond Bar is highlighted in green.
Violent Crime Rate (per 1,000)
Property Crime Rate (per 1,000)
Murder Rate (per 1,000)
Violent Crime Clearance Rate
Crime Rate Trends
Source: FBICrime Composition
Source: FBI (2024)Violent Crime Breakdown
Property Crime Breakdown
Crime Clearance (Solve) Rates
Source: FBI (2024)Diamond Bar police solve 100% of aggravated assault cases but only 2% of burglary cases. The national violent crime clearance rate is 42%.
Weapon Used in Violent Crime
Source: FBI (2024)Crime Breakdown
Source: FBI Crime Data Explorer (2024)| Crime Type | Category | Count | Rate per 1K | Clearance % |
|---|---|---|---|---|
| Murder | Violent | 0 | 0.00 | N/A |
| Rape | Violent | 5 | 0.10 | 40.0% |
| Robbery | Violent | 11 | 0.22 | 27.3% |
| Aggravated Assault | Violent | 24 | 0.47 | 100.0% |
| Burglary | Property | 346 | 6.77 | 2.3% |
| Larceny/Theft | Property | 532 | 10.41 | 4.7% |
| Motor Vehicle Theft | Property | 74 | 1.45 | 6.8% |
Diamond Bar, CA reported 40 violent crimes and 952 property crimes in 2024. The violent crime rate of 0.78 per 1,000 residents is 82.5% below the national average of 4.48 per 1,000. Law enforcement cleared 73% of violent crimes. Larceny/theft accounts for 532 of the property crime reports. Firearms were involved in 16.7% of aggravated assaults. Compared to similarly sized cities (50,000 - 100,000 population), Diamond Bar's violent crime rate is 77% lower. Violent crime has been trending downward.
Crime History
Source: FBI| Year | Violent | Property | Violent Rate | Property Rate |
|---|---|---|---|---|
| 2024 | 40 | 952 | 0.78 | 18.62 |
| 2023 | 70 | 1,002 | 1.35 | 19.32 |
| 2022 | 92 | 969 | 1.75 | 18.38 |
| 2020 | 62 | 793 | 1.11 | 14.23 |
| 2019 | 72 | 908 | 1.28 | 16.11 |
| 2018 | 58 | 936 | 1.02 | 16.47 |
| 2017 | 57 | 1,043 | 1.00 | 18.30 |
| 2016 | 66 | 931 | 1.15 | 16.29 |
| 2015 | 58 | 804 | 1.02 | 14.08 |