Renton is generally safe for solo female travelers as it is a peaceful suburban city with a low crime rate. Most areas in Renton are well-lit and busy even at night, thereby reducing potential risks. However, like any city, one should remain vigilant, especially at night or in less crowded areas. Public transport is reliable and can be freely used. Locals are generally friendly and ready to help. It is always advisable to stay within recommended tourist areas, and follow all standard safety measures such as not displaying wealth or walking alone at night in unfamiliar areas.