Apparently forcible rape is _less_ common in big cities:

  http://victimsofcrime.org/docs/default-source/ncvrw2015/2015ncvrw_stats_urbanrural.pdf?sfvrsn=2

But the arrest rate of perpetrators is much greater in the city. Unless I'm reading it wrong. Per the note, the two graphs aren't directly comparable.

EDIT: Seems that Alaskans are incredibly rapey:

http://www.nsvrc.org/sites/default/files/Publications_NSVRC_...