Lock 3
Neighbourhood in St. Catharines · Ontario · Population 2,505
Approximate boundaries
St. Catharines doesn't publish neighbourhood boundaries, so AreaScore draws from the Census areas nearest where the name is placed by Natural Resources Canada, Wikidata, OpenStreetMap or AreaScore's own research. The outline follows Census lines and may not match how residents draw it. Figures marked city-wide are for all of St. Catharines.
Safety and health
Crime and access to healthcare in Lock 3, with comparisons and sources.
Safety
Canada: 75 · City-wide figure for St. Catharines · Statistics Canada, 2025
Canada: 97.2 · City-wide figure for St. Catharines · Statistics Canada, 2025
Healthcare
St. Catharines: 5.5 · Canada: 4.4 · Statistics Canada; OpenStreetMap contributors, 2026
St. Catharines: 4.3 km · Canada: 7 km · Statistics Canada; OpenStreetMap contributors, 2026
St. Catharines: 89.8% · Canada: 85.7% · Health region · Statistics Canada, 2021/2022