Produced May 21, 2007; based on 2006 data

The Washington Post Challenge Index measures a public high school's effort to challenge its students. The formula is simple: Divide the number of Advanced Placement, International Baccalaureate or Cambridge tests a school gave by the number of seniors who graduated in June. Tests taken by all students, not just seniors, are counted. Magnet or charter schools with SAT combined verbal and math averages higher than 1300, or ACT average scores above 27, are not included, since they do not have enough average students who need a challenge.

The rating is not a measurement of the overall quality of the school but illuminates one factor that many educators consider important.

When compared with schools across the country, Washington-area schools are overall the most encouraging of college-level testing. In the list below, any school with a rating of 1.000 or above is in the top 5 percent of all U.S. high schools in encouraging students to take AP, IB or Cambridge tests. Also listed is the name of the school district and the percentage of a school’s students whose family incomes are low enough to qualify for federally subsidized lunches and who also apply for that program. The portion of subsidized-lunch applicants is a rough indicator of a school’s poverty level. High poverty schools are at a disadvantage in persuading students to take college-level courses, but some on this list have succeeded in doing so anyway.

The Equity and Excellence rate is the percentage of all seniors who have had at least one score on an AP, IB or Cambridge test that would qualify them for college credit. The average AP Equity and Excellence rate for all U.S. schools is about 15 percent.

*Includes IB tests.

**Includes Cambridge, community college or other types of college-level final exams.

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Rank School City State Index Equity and Excellence % Subsidized Lunches %
1 Talented and Gifted Dallas Texas 14.043 100.00 33.00
2 Science/Engineering Magnet Dallas Texas 10.743 78.00 46.30
3 Stanton College Prep** Jacksonville Fla. 9.204 98.10 11.00
4 Jefferson County IBS** Irondale Ala. 9.040 100.00 15.00
5 Suncoast Community** Riviera Beach Fla. 8.395 77.00 17.00
6 BASIS Charter Tucson Ariz. 8.154 92.00 n/a
7 International Academy** Bloomfield Hills Mich. 8.046 100.00 0.00
8 City Honors** Buffalo N.Y. 7.692 64.50 26.00
9 Preuss UCSD La Jolla Calif. 7.635 100.00 100.00
10 Academic Magnet North Charleston S.C. 7.287 100.00 9.00
11 International School Bellevue Wash. 6.300 100.00 5.00
12 H-B Woodlawn** Arlington Va. 5.948 69.00 13.00
13 North Hills School** Irving Texas 5.731 79.60 9.00
14 Highland Park Dallas Texas 5.727 72.60 0.00
15 Paxon School for Advanced Studies** Jacksonville Fla. 5.500 58.10 8.60
16 Eastside** Gainesville Fla. 5.481 22.90 47.00
17 Dreyfoos School of the Arts West Palm Beach Fla. 5.362 42.00 7.00
18 Raleigh Charter Raleigh N.C. 5.324 97.20 0.00
19 Eastern Sierra Academy Bridgeport Calif. 5.200 60.00 23.00
20 Coral Reef** Miami Fla. 5.162 63.70 31.70
21 South Texas High School for Health Professions Mercedes Texas 5.088 27.10 56.70
22 Center for Advanced Technologies St. Petersburg Fla. 5.053 27.90 19.00
23 Martin Luther King Nashville Tenn. 5.036 72.80 8.00
24 Little Rock Central Little Rock Ark. 4.960 34.50 32.83
24 Richard Montgomery** Rockville Md. 4.960 59.40 16.00
26 Hillsborough Tampa Fla. 4.911 39.00 54.00
27 McNair Academic Jersey City N.J. 4.822 78.30 36.60
28 Troy** Fullerton Calif. 4.766 70.00 5.50
29 Myers Park** Charlotte N.C. 4.759 73.00 22.00
30 Clarke County** Berryville Va. 4.730 74.00 13.20
31 Washington-Lee** Arlington Va. 4.723 52.20 37.00
32 Bellevue Bellevue Wash. 4.703 63.80 10.00
33 Jericho Senior Jericho N.Y. 4.670 66.20 0.00
34 Walnut Hills Cincinnati Ohio 4.626 48.00 12.00
35 Mills University Studies Little Rock Ark. 4.597 29.90 45.00
36 Pensacola** Pensacola Fla. 4.571 32.80 60.30
37 Atlantic Community** Delray Beach Fla. 4.544 53.00 31.00
38 YES College Prep Southeast Houston Texas 4.532 71.40 78.00
39 C. Leon King Magnet** Tampa Fla. 4.511 90.00 43.10
40 Great Neck South Great Neck N.Y. 4.465 77.00 9.00
41 Edgemont Scarsdale N.Y. 4.462 77.40 0.00
42 South Side** Rockville Centre N.Y. 4.433 70.00 12.00
43 Lincoln Park Academy** Fort Pierce Fla. 4.345 32.00 30.00
44 Bethesda Chevy Chase** Bethesda Md. 4.322 64.20 8.00
45 Lincoln Park** Chicago Ill. 4.294 71.00 46.00
46 Los Angeles Center for Enriched Studies Los Angeles Calif. 4.249 60.10 59.60
47 Horace Greeley Chappaqua N.Y. 4.197 83.80 1.00
47 John Miller-Great Neck North Great Neck N.Y. 4.197 65.00 8.40
49 Newport Bellevue Wash. 4.196 69.60 8.00
50 Cold Spring Harbor Cold Spring Harbor N.Y. 4.184 59.80 0.00
51 San Diego High School of International Studies San Diego Calif. 4.183 75.60 51.00
52 Science Academy of South Texas Mercedes Texas 4.161 70.00 42.00
53 William G Enloe** Raleigh N.C. 4.137 57.30 38.00
54 Spruce Creek** Port Orange Fla. 4.131 100.00 13.40
55 Hume-Fogg Academic Nashville Tenn. 4.128 85.70 8.40
56 Yorktown** Arlington Va. 4.127 62.30 17.00
57 Lowell San Francisco Calif. 4.107 76.90 34.00
58 Harding University* Charlotte N.C. 4.076 23.30 49.50
59 Interlake** Bellevue Wash. 4.063 45.30 34.00
60 George Mason** Falls Church Va. 4.060 71.00 7.00
61 T.S. Wootton** Rockville Md. 4.020 69.50 5.00
62 W. T. Woodson** Fairfax Va. 3.941 57.60 6.00
63 Classen School of Advanced Studies** Oklahoma City Okla. 3.930 47.00 33.00
64 H.B. Plant Tampa Fla. 3.845 48.90 25.00
65 Cocoa Beach** Cocoa Beach Fla. 3.833 34.00 15.00
66 St. Petersburg** St. Petersburg Fla. 3.812 100.00 26.00
67 Fort Myers** Fort Myers Fla. 3.810 35.00 22.00
68 MAST Academy Miami Fla. 3.800 59.00 30.00
69 Langley** McLean Va. 3.716 72.00 1.00
70 Walt Whitman** Bethesda Md. 3.687 70.20 2.00
71 Warwick** Newport News Va. 3.666 19.50 45.00
72 Charter School of Wilmington Wilmington Del. 3.617 66.00 3.00
73 McLean** McLean Va. 3.605 67.00 6.00
74 Southside** Greenville S.C. 3.603 21.90 52.00
75 Booker T. Washington** Tulsa Okla. 3.601 43.30 38.00
76 Boston Latin Boston Mass. 3.588 65.00 31.00
77 Harrison Harrison N.Y. 3.578 68.00 8.10
78 Nease** St. Augustine Fla. 3.563 58.00 2.00
79 Miami Palmetto Miami Fla. 3.561 45.00 17.00
80 Western Guilford Greensboro N.C. 3.560 65.00 21.00
81 Indian Hill Cincinnati Ohio 3.559 54.20 6.00
82 Rye Rye N.Y. 3.536 70.80 2.50
83 Brighton Rochester N.Y. 3.535 70.20 6.80
84 Grimsley** Greensboro N.C. 3.533 49.20 28.70
85 Monta Vista Cupertino Calif. 3.518 68.70 1.80
86 Cypress Creek** Orlando Fla. 3.498 28.00 40.00
87 Banneker** Washington D.C. 3.494 64.00 39.00
88 Westwood** Austin Texas 3.488 58.00 9.00
89 Edina Edina Minn. 3.440 51.10 8.50
90 Pittsford Mendon Pittsford N.Y. 3.438 66.50 2.40
91 Blind Brook Rye Brook N.Y. 3.429 68.30 0.00
92 Bellaire** Bellaire Texas 3.427 46.60 32.00
93 Westlake Austin Texas 3.425 57.30 n/a
94 Buchholz Gainesville Fla. 3.422 47.00 21.00
95 Colleyville Heritage Colleyville Texas 3.412 50.40 10.00
96 Lake Braddock** Burke Va. 3.397 53.60 10.00
97 Winston Churchill** Potomac Md. 3.382 70.40 3.00
98 Ridge Basking Ridge N.J. 3.375 46.60 0.70
99 Oakton** Vienna Va. 3.328 54.20 9.00
100 Communications Arts San Antonio Texas 3.327 56.00 15.00
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*Includes IB tests.

**Includes Cambridge, community college or other types of college-level final exams.

Thomas Jefferson High School for Science and Technology in Fairfax County, with a rating of 7.486 and an Equity and Excellence rate of 100 percent, was not ranked because it is a magnet school with a selective admissions policy and an average SAT reading and math score, 1456, higher than the highest average for any regular enrollment school in the country. The index is designed to show which schools are challenging average students and does not work well with schools like Jefferson that have few or no average students.

Briar Woods and Freedom in Loudoun County, Battlefield and Freedom in Prince William County, Skyline in Warren County, Clarksburg and Northwood in Montgomery County, Dr. Henry A. Wise Jr. in Prince George’s County, Marriotts Ridge in Howard County and North Point in Charles County were not included because they are new schools and did not have full senior classes graduating this year.

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