Crime rates are exceptionally low in Patagonia, and families as well as lone, female travelers will feel safe.
If flying into Buenos Aires or Santiago, these have the same issues as any other major city. Keep valuables out of sight, and don’t walk around alone at night outside of the main streets.
While buses are efficient, safe and very comfortable in this region, bus stations can be paradise for thieves. Keep your backpack on your front, never flash your money or valuables, and use a concealed money belt for passports and credit cards to be on the safe side.
Campfires are illegal in many of the parks. Despite the region’s cold, wet image, fires can still burn out of control, and in 2011 a hiker was charged with accidentally starting a fire which destroyed over 40,000 acres of Torres del Paine National Park. The forests will take centuries to recover.