Percentage of public school district principals who were newly hired, average number of days in the normal contract year for principals, percentage of districts that had a tenure system for principals, percentage of districts that used any incentives for recruiting principals, and percentage of districts that had a training program for aspiring school administrators, by selected public school district characteristics: 2011–12

Selected public school
district characteristic		 Percent of principals who were newly hired1   Average number of
days in the normal
contract year for
principals2		   Percent of districts that had a tenure system for principals   Percent of districts
that used any
incentives for
recruiting principals		     Percent of districts
that had a training
program for aspiring
school administrators		  
All public school districts 8.6 230 21.1 2.2   21.3
 
District size
1 school † 230 14.8 3.7   20.5
2-3 schools 11.6 230 25.7 1.1 !   13.0
4-5 schools 10.1 230 23.1 1.3   18.4
6-9 schools 10.1 230 22.2 1.6   20.6
10-19 schools 7.8 230 25.9 1.9   36.8
20 or more schools 6.7 230 23.4 3.0   63.4
 
Community type 
City 7.7 240 12.9 5.8   37.5
Suburban  7.5 230 33.0 0.9   27.8
Town  9.2 230 19.3 1.4   19.6
Rural  10.2 230 19.4 1.9   14.4
 
District K-12 enrollment
Less than 250 21.3 230 13.7 3.5   12.0
250-999   11.7 230 19.3 2.4   20.4
1,000-1,999 10.7 230 24.8 1.2   15.8
2,000-4,999 9.3 230 26.4 1.6   21.8
5,000-9,999 8.0 230 28.2 1.3 !   36.6
10,000 or more 6.7 230 23.4 2.5   61.1
 
Percent of K-12 students in
district who were
approved for free or
reduced-price lunches		  
0-34  8.4 230 31.5 1.5   17.0
35-49  8.7 230 25.6 1.5   20.5
50-74  8.4 220 16.7 1.4   22.1
75 or more  9.2 230 12.7 5.2   28.4
     District did not participate
in free or reduced-
price lunch program		 8.8   240   10.5   2.3 !   17.9  
                       
† Not applicable.
! Interpret data with caution. The coefficient of variation (CV) for this estimate is between 30 percent and 50 percent (i.e., the standard error is at least 30 percent and less than 50 percent of the estimate).
1 Districts with only one school, including single traditional public schools and public charter schools that operate independently of a regular school district, were not included in this column. Estimates in this column are based on 66 percent of all districts.
2 Includes professional development, student contact days, and other days covered in a typical principal's contract.
SOURCE: U.S. Department of Education, National Center for Education Statistics, Schools and Staffing Survey (SASS), "Public School District Data File," 2011–12.

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