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Digest of Education Statistics
2019 Tables and Figures All Years of Tables and Figures Most Recent Full Issue of the Digest


Table 233.60. Percentage of public schools with various safety and security measures, by selected school characteristics: 2017-18
[Standard errors appear in parentheses]
School characteristic Total schools Percent of schools with safety and security measures
Controlled access Student dress, IDs, and school supplies Metal detectors and sweeps Used security cameras to monitor the school
Number Percentage
distribution
School build-ings1 School grounds2 School uniforms required Strict dress code enforced Student badges or picture IDs required Faculty/staff badges or picture IDs required Book bags must be clear or are banned Random metal detector checks on students Daily metal detector checks on students Random sweeps for contraband3
1 2 3 4 5 6 7 8 9 10 11 12 13 14
Total 82,300   (350) 100.0   (†) 95.4   (0.52) 50.8   (1.38) 19.8   (0.87) 48.8   (1.32) 9.2   (0.60) 69.9   (1.18) 3.5   (0.42) 4.9   (0.49) 2.2   (0.35) 27.4   (0.88) 83.5   (1.09)
School level4                                                                              
Primary 48,300   (290) 58.7   (0.20) 97.5   (0.65) 55.2   (2.10) 22.9   (1.44) 42.6   (1.98) 6.0   (0.89) 75.6   (1.71) 1.8 ! (0.59) 1.5 ! (0.48)   (†) 7.6   (1.12) 77.9   (1.79)
Middle 15,100   (60) 18.4   (0.10) 94.7   (0.70) 45.2   (1.63) 18.0   (1.16) 61.6   (1.86) 13.2   (1.08) 69.3   (1.59) 8.0   (0.92) 7.0   (0.84) 2.5   (0.48) 49.8   (1.72) 91.5   (0.81)
High school 12,600   (40) 15.3   (0.08) 91.4   (0.91) 46.3   (1.47) 10.4   (1.13) 55.9   (1.94) 17.6   (1.06) 63.5   (1.96) 5.4   (0.80) 13.2   (1.25) 7.3   (0.87) 65.2   (1.71) 93.6   (0.97)
Combined 6,300   (180) 7.7   (0.20) 89.1   (3.66) 39.4   (4.68) 18.8   (3.06) 51.4   (5.35) 7.6 ! (2.50) 39.8   (5.08)   (†) 8.8 ! (3.18)   (†) 49.3   (5.94) 86.6   (4.13)
                                                                               
Enrollment size                                                                              
Less than 300 16,800   (310) 20.4   (0.31) 93.6   (1.63) 48.2   (4.27) 15.8   (2.70) 41.3   (3.63) 4.3   (1.10) 49.5   (3.62)   (†) 4.6   (1.15) 1.9   (0.50) 27.5   (2.65) 79.1   (3.49)
300 to 499 24,900   (120) 30.3   (0.15) 95.4   (0.94) 47.8   (2.58) 19.8   (1.41) 47.3   (2.33) 7.5   (1.21) 72.2   (2.06) 3.0   (0.60) 3.4   (0.81) 2.3   (0.67) 19.8   (1.43) 84.1   (1.89)
500 to 999 31,700   (70) 38.5   (0.17) 97.0   (0.57) 52.3   (1.80) 23.3   (1.71) 52.2   (1.86) 10.2   (1.15) 77.4   (1.69) 3.9   (0.58) 4.5   (0.76) 1.7   (0.46) 25.5   (1.21) 82.9   (1.52)
1,000 or more 8,900   (20) 10.8   (0.04) 92.8   (0.99) 58.6   (1.84) 14.6   (1.46) 55.1   (1.96) 20.2   (1.77) 75.0   (1.63) 5.1   (1.11) 10.9   (1.22) 4.0   (0.64) 55.0   (1.81) 91.9   (1.32)
                                                                               
Locale                                                                              
City 22,500   (170) 27.3   (0.20) 95.6   (0.90) 61.7   (2.62) 39.8   (2.22) 57.9   (2.51) 11.6   (1.44) 66.4   (1.93) 4.7   (0.73) 8.4   (0.98) 6.0   (1.06) 18.6   (1.22) 77.9   (2.57)
Suburban 27,300   (150) 33.2   (0.16) 96.4   (0.72) 49.4   (2.38) 17.9   (1.56) 47.1   (2.02) 10.4   (0.92) 83.1   (1.60) 2.5   (0.65) 3.5   (0.73) 0.9   (0.25) 21.2   (0.96) 82.6   (1.79)
Town 10,500   (150) 12.8   (0.16) 94.4   (1.20) 46.2   (3.74) 11.1   (2.28) 48.9   (3.50) 8.8   (1.70) 70.8   (3.25) 3.9   (1.03) 2.6   (0.65)   (†) 37.9   (2.59) 87.8   (2.48)
Rural 22,000   (210) 26.7   (0.20) 94.5   (1.24) 43.5   (2.78) 5.8   (1.03) 41.6   (2.92) 5.6   (0.93) 56.4   (2.55) 3.3   (0.74) 4.1   (0.90) 0.6 ! (0.28) 38.9   (2.61) 88.1   (2.14)
                                                                               
Percent minority enrollment5                                                                              
0 to 25 percent 29,800   (930) 36.2   (1.10) 95.8   (0.97) 35.5   (1.84) 2.4   (0.66) 35.7   (1.78) 4.0   (0.76) 71.0   (2.26) 3.1   (0.60) 2.9   (0.69)   (†) 35.2   (2.00) 88.7   (1.68)
26 to 50 percent 18,000   (870) 21.9   (1.07) 96.3   (0.75) 52.8   (2.91) 11.2   (1.82) 48.7   (3.18) 7.5   (1.45) 76.5   (2.54) 2.7   (0.63) 1.6   (0.41)   (†) 25.7   (1.93) 87.7   (1.96)
51 to 75 percent 12,500   (850) 15.1   (1.02) 94.4   (1.05) 56.7   (2.88) 20.4   (2.61) 52.1   (3.10) 12.5   (2.00) 69.7   (3.58) 2.2 ! (0.66) 4.7   (0.96) 1.6 ! (0.65) 22.6   (2.25) 81.0   (3.16)
76 to 100 percent 22,000   (800) 26.8   (0.99) 94.7   (1.07) 66.4   (2.49) 49.9   (2.75) 64.7   (2.54) 16.0   (1.70) 63.0   (2.43) 5.5   (0.98) 10.4   (1.40) 6.4   (1.05) 20.8   (1.54) 74.2   (2.44)
                                                                               
Percent of students eligible for
     free or reduced-price lunch
                                                                             
0 to 25 percent 15,000   (610) 18.2   (0.73) 94.3   (1.73) 38.9   (2.90) 3.4 ! (1.38) 32.3   (2.69) 4.8   (0.95) 78.5   (2.68) 1.5 ! (0.45) 0.5 ! (0.19)   (†) 21.3   (1.75) 82.4   (2.23)
26 to 50 percent 19,600   (870) 23.8   (1.05) 95.8   (0.93) 43.7   (2.71) 7.0   (1.14) 42.5   (2.29) 6.5   (1.27) 71.1   (2.33) 3.4   (0.68) 2.1   (0.43)   (†) 35.3   (2.32) 88.9   (1.90)
51 to 75 percent 20,600   (950) 25.1   (1.13) 96.1   (0.91) 46.2   (2.59) 13.2   (1.63) 51.6   (3.03) 9.5   (1.32) 70.1   (2.50) 2.1   (0.41) 5.6   (1.14) 1.7 ! (0.75) 30.5   (2.08) 86.1   (2.09)
76 to 100 percent 27,100   (880) 32.9   (1.09) 95.1   (0.88) 66.0   (2.51) 43.1   (2.58) 60.4   (2.50) 13.5   (1.19) 63.9   (2.09) 5.8   (1.14) 8.7   (1.08) 5.0   (0.81) 22.6   (1.47) 78.1   (1.68)
†Not applicable.
!Interpret data with caution. The coefficient of variation (CV) for this estimate is between 30 and 50 percent.
‡Reporting standards not met. Either there are too few cases for a reliable estimate or the coefficient of variation (CV) is 50 percent or greater.
1 Access to buildings is controlled during school hours (e.g., by locked or monitored doors, loading docks).
2 Access to grounds is controlled during school hours (e.g., by locked or monitored gates).
3 Examples of random sweeps include locker checks and dog sniffs. Examples of contraband include drugs and weapons.
4 Primary schools are defined as schools in which the lowest grade is not higher than grade 3 and the highest grade is not higher than grade 8. Middle schools are defined as schools in which the lowest grade is not lower than grade 4 and the highest grade is not higher than grade 9. High schools are defined as schools in which the lowest grade is not lower than grade 9. Combined schools include all other combinations of grades, including K–12 schools.
5 Percent combined enrollment of Black, Hispanic, Asian, Pacific Islander, and American Indian/Alaska Native students, and students of Two or more races.
NOTE: Responses were provided by the principal or the person most knowledgeable about crime and safety issues at the school. Detail may not sum to totals because of rounding.
SOURCE: U.S. Department of Education, National Center for Education Statistics, 2017–18 School Survey on Crime and Safety (SSOCS), 2018. (This table was prepared August 2019.)

2019 Tables and Figures All Years of Tables and Figures Most Recent Full Issue of the Digest