Such places do exist, I've seen them, usually in the still isolated and uninfested areas of the U.S. I'm not suggessting a move, I'm not moving.
However,for a community to survive a long term catastophic event both parts of civil life must be present.
Lincoln, Nebraska
There are at least 10 colleges in Lincoln... . These schools represent 38,278 or more students (full-time and part-time), a combined student body equivalent to 34,626 full-time students, and a reported 9,009 dorm rooms.
http://www.unl.edu/ucomm/lincoln/The University of Nebraska-Lincoln is located in a vibrant and safe city of 250,000 people that has many of the cultural and entertainment benefits of a much larger city, with the feel of a friendly Midwestern community.
Top 10 Reasons You'll Love Lincoln
#2 U.S. City, Quality of Life
(The Gallup-Healthways Well-Being Index, 2011)
Lincoln Public Schools was ranked 2nd in quality of education in an eight-state area of the Midwest. In fact, Lincoln maintains the 4th highest percentage of graduating high school seniors in the nation.
4th Best Place to Raise a Family
(Children's Health, 2009)
Top 10, America's Most Livable Cities
(Forbes.com 2010)
3rd Best City for Babies
(Parents 2010)
5th Best Place for Business and Careers
(Forbes.com, 2010)
Top 10 College Town, Top 100 Place to Live
(relocateamerica.com, 2010)
Lincoln's health care costs are among the lowest in the nation and according to a study by Milliman & Robertson, Inc., Nebraska businesses pay among the lowest in employee-paid insurance coverage.
5th Safest American City (Forbes, 2011)
Top 10 Best Places to Retire - Place to launch a second career
(U.S. News & World Report, 2012)
And your surronded by farmers.