Order
Cross-
jurisdiction
significant
difference
Number of Jurisdictions
Significantly
Eligible
average scale score
higher
not
different
lower
2009
1
Jefferson County (KY)
Jefferson County (KY)
>
0
4
12
136
2
Miami-Dade
Miami-Dade
>
0
4
12
135
3
Boston
Boston
>
0
5
11
134
National public
National public
>
0
6
12
134
4
New York City
New York City
>
0
7
9
132
5
Charlotte
Charlotte
>
0
7
9
132
6
Houston
Houston
>
3
4
9
130
7
Austin
Austin
>
2
5
9
130
8
San Diego
San Diego
x
3
5
8
128
Large city
Large city
8
1
9
126
9
Atlanta
Atlanta
<
7
4
5
123
10
Chicago
Chicago
<
8
5
3
120
11
Los Angeles
Los Angeles
<
8
5
3
120
12
Milwaukee
Milwaukee
<
8
6
2
120
13
Philadelphia
Philadelphia
<
9
6
1
119
14
Fresno
Fresno
<
9
6
1
118
15
Cleveland
Cleveland
<
11
5
0
114
16
Baltimore City
Baltimore City
<
12
4
0
114
17
Detroit
Detroit
<
14
2
0
108
NOTE: National public and Large city are not included in sorting the jurisdictions. Score differences are calculated based on differences between unrounded scores.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Science Assessment.