Average scale scores and percentages for grade 4 mathematics, by all students and jurisdiction: 2009, 2007, 2005, and 2003
Year	Jurisdiction	All students
Year	Jurisdiction	Average scale score	Standard Error	Percentage	Standard Error
— Not available. † Not applicable. NOTE: DCPS = District of Columbia Public Schools. The NAEP Mathematics scale ranges from 0 to 500. Detail may not sum to totals because of rounding. Some apparent differences between estimates may not be statistically significant. Analyze results with NAEP Data Explorer. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2003, 2005, 2007, and 2009 Mathematics Assessments.
2009	National public	239	(0.2)	100	(†)
2009	Large city	231	(0.5)	100	(†)
2009	Atlanta	225	(0.8)	100	(†)
2009	Austin	240	(1.0)	100	(†)
2009	Baltimore City	222	(1.0)	100	(†)
2009	Boston	236	(0.7)	100	(†)
2009	Charlotte	245	(1.3)	100	(†)
2009	Chicago	222	(1.2)	100	(†)
2009	Cleveland	213	(1.0)	100	(†)
2009	Detroit	200	(1.7)	100	(†)
2009	District of Columbia (DCPS)	220	(0.8)	100	(†)
2009	Fresno	219	(1.4)	100	(†)
2009	Houston	236	(1.2)	100	(†)
2009	Jefferson County (KY)	233	(1.6)	100	(†)
2009	Los Angeles	222	(1.2)	100	(†)
2009	Miami-Dade	236	(1.3)	100	(†)
2009	Milwaukee	220	(1.5)	100	(†)
2009	New York City	237	(1.0)	100	(†)
2009	Philadelphia	222	(1.4)	100	(†)
2009	San Diego	236	(1.6)	100	(†)
2007	National public	239	(0.2)	100	(†)
2007	Large city	230	(0.5)	100	(†)
2007	Atlanta	224	(0.9)	100	(†)
2007	Austin	241	(1.2)	100	(†)
2007	Baltimore City	—	(†)	—	(†)
2007	Boston	233	(1.1)	100	(†)
2007	Charlotte	244	(1.1)	100	(†)
2007	Chicago	220	(1.0)	100	(†)
2007	Cleveland	215	(1.6)	100	(†)
2007	Detroit	—	(†)	—	(†)
2007	District of Columbia (DCPS)	214	(0.8)	100	(†)
2007	Fresno	—	(†)	—	(†)
2007	Houston	234	(1.1)	100	(†)
2007	Jefferson County (KY)	—	(†)	—	(†)
2007	Los Angeles	221	(0.9)	100	(†)
2007	Miami-Dade	—	(†)	—	(†)
2007	Milwaukee	—	(†)	—	(†)
2007	New York City	236	(1.3)	100	(†)
2007	Philadelphia	—	(†)	—	(†)
2007	San Diego	234	(1.4)	100	(†)
2005	National public	237	(0.2)	100	(†)
2005	Large city	228	(0.4)	100	(†)
2005	Atlanta	221	(0.8)	100	(†)
2005	Austin	242	(1.2)	100	(†)
2005	Baltimore City	—	(†)	—	(†)
2005	Boston	229	(0.8)	100	(†)
2005	Charlotte	244	(1.2)	100	(†)
2005	Chicago	216	(1.7)	100	(†)
2005	Cleveland	220	(1.1)	100	(†)
2005	Detroit	—	(†)	—	(†)
2005	District of Columbia (DCPS)	211	(0.8)	100	(†)
2005	Fresno	—	(†)	—	(†)
2005	Houston	233	(1.4)	100	(†)
2005	Jefferson County (KY)	—	(†)	—	(†)
2005	Los Angeles	220	(0.9)	100	(†)
2005	Miami-Dade	—	(†)	—	(†)
2005	Milwaukee	—	(†)	—	(†)
2005	New York City	231	(1.1)	100	(†)
2005	Philadelphia	—	(†)	—	(†)
2005	San Diego	232	(1.2)	100	(†)
2003	National public	234	(0.2)	100	(†)
2003	Large city	224	(0.8)	100	(†)
2003	Atlanta	216	(1.2)	100	(†)
2003	Austin	—	(†)	—	(†)
2003	Baltimore City	—	(†)	—	(†)
2003	Boston	220	(1.4)	100	(†)
2003	Charlotte	242	(1.4)	100	(†)
2003	Chicago	214	(1.2)	100	(†)
2003	Cleveland	215	(1.3)	100	(†)
2003	Detroit	—	(†)	—	(†)
2003	District of Columbia (DCPS)	205	(0.7)	100	(†)
2003	Fresno	—	(†)	—	(†)
2003	Houston	227	(1.5)	100	(†)
2003	Jefferson County (KY)	—	(†)	—	(†)
2003	Los Angeles	216	(1.1)	100	(†)
2003	Miami-Dade	—	(†)	—	(†)
2003	Milwaukee	—	(†)	—	(†)
2003	New York City	226	(1.1)	100	(†)
2003	Philadelphia	—	(†)	—	(†)
2003	San Diego	226	(1.0)	100	(†)