San Mateo has a population of 105,090. During the past three years, San Mateo saw 7,087 arrests. For 2017, the San Mateo's arrest rate totaled 227.71 per 10,000 residents. This decrease of 28.06% makes San Mateo lower than the national average of 316.54 per 10,000 residents. From that total, 268 were violent crimes like murder, rape, and robbery. The city of San Mateo also totaled 2,125 arrests for property crimes during 2017. When compared to Atherton and Belmont, San Mateo is a more dangerous place to live.
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Overall, San Mateo had a higher rate of non-violent crime. For 2017, San Mateo averaged 268 violent crimes and 2,125 non-violent crimes.
The city of San Mateo experienced 3,048 violent crimes during 2007-2017. Of that total, 8 were for murder/non-negligent manslaughter. Additionally, 168 was for legacy rape and 50 was for revised rape. The robbery total was 889, and the aggravated assault total was 1,933.