Order		Cross- jurisdiction significant difference	Number of Jurisdictions Significantly			White percent at or above Basic	Black percent at or above Basic	White - Black Gap percent at or above Basic
			higher	not different	lower	2009
			higher	not different	lower
1 Atlanta	Atlanta	>	0	9	6	96	44	52
2 Austin	Austin	x	0	12	3	96	46	50
3 Milwaukee	Milwaukee	x	0	13	2	81	31	49
4 Chicago	Chicago	x	0	12	3	78	29	48
5 Miami-Dade	Miami-Dade	x	0	12	3	92	44	48
6 San Diego	San Diego	x	0	15	0	89	43	46
Large city	Large city		1	12	4	85	41	44
7 Houston	Houston	x	0	14	1	91	48	44
8 Charlotte	Charlotte	x	0	14	1	94	50	44
9 Fresno	Fresno	x	0	15	0	66	25	41
10 New York City	New York City	x	1	14	0	83	43	40
11 Los Angeles	Los Angeles	x	0	15	0	76	36	40
National public	National public	<	3	13	1	86	46	40
12 Cleveland	Cleveland	x	1	14	0	61	22	39
13 Jefferson County (KY)	Jefferson County (KY)	<	4	11	0	85	48	37
14 Baltimore City	Baltimore City	x	1	14	0	60	28	32
15 Boston	Boston	<	7	8	0	85	54	31
16 Philadelphia	Philadelphia	<	5	10	0	61	30	31
N/A Detroit	Detroit	‡	‡	‡	‡	‡	24	‡
‡ Reporting standards not met.
NOTE: Black includes African American, Hispanic includes Latino, and Pacific Islander includes Native Hawaiian. Race categories exclude Hispanic origin. Prior to 2011, students in the “two or more races” category were categorized as “unclassified”. 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.