Is San Diego safer than Mckinney?
No. Mckinney's crime index is 40 versus 106 in San Diego, and its violent crime index is 34 versus 114, using 2024-2025 FBI data.
Mckinney is cheaper. Median rent is $1,901 a month versus $2,313 in San Diego.
Safety is where San Diego and Mckinney split most clearly. Mckinney scores 66 points better on the crime index, a gap that shows up in evening walks, parking situations, and insurance rates. Rent runs $2,313 in San Diego and $1,901 in Mckinney.
Mckinney is not a close call here. It leads on cost of living, the job market, and safety by margins that add up in daily life. San Diego makes sense if you have a specific reason, a job offer, family, or a neighborhood you already know, but on the numbers alone Mckinney is the stronger move.
The rent gap is real but neighborhoods matter. Mckinney at $1,901 average has pockets that run $1,701 and others at $2,301: your actual number depends on which part of the city you land in.