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Colorado mandatory test date for PSAT (sophomores) and SAT (juniors): Tuesday, April 11 2019 


SAT Prep Seminar


Doorway to College's “ZAPS SAT Test-Prep Seminar" will be coming to Horizon on March 18th (12:45-3:15pm) &  March 19th (3:00-5:30pm)

For an opportunity to participate in this awesome two-day after school seminar, you must sign up online at or call 877-927-8378. 

The cost of this two-day seminar is usually $129 – but Mrs. Brady will be paying $85 for the first 100 students who sign up – so it will cost you only $4

Don’t pass up this great opportunity to get “prepped” for the ACT Test coming in April. Please see the attached flyer for more details.

For more information or questions, see Mrs. Neumann in Counseling.


2019-2020 SAT Administration Dates and Deadlines

SAT Date

SAT Subject Tests Available

Registration Deadline

Late Registration Deadline

Estimated Online Score Release

March 14, 2020


Learn more

SAT Subject Tests not offered on this date

February 14, 2020

March 3, 2020 (online or by phone)

March 27, 2020

May 2, 2020


See SAT Subject Tests available on this date

April 3, 2020

April 21, 2020 (online or by phone)

May 15, 2020

June 6, 2020


See SAT Subject Tests available on this date

May 8, 2020

May 27, 2020 (online or by phone)

July 15, 2020

ACT National Test Dates

National test dates are for the United States, United States territories, Puerto Rico, and Canada. If you have missed the late registration deadline for a test date, you may be able to request standby testing.

2018-19 ACT Test Dates & Registration Deadlines

Test Date

Registration Deadline

Late Registration Deadline

Estimated Score Release

Febrary 8, 2020

January 10, 2020

January 11-17, 2020

February 18-April 3, 2020

April 4, 2019

February 28, 2020

February 29-March 13, 2020

April 14-June 5, 2020

June 13, 2020

May 8, 2020

May 9-22, 2020

June 23-August 10, 2020

July 18, 2020*

June 19, 2020

June 20-26, 2020

July 28-September 4, 2020

AP Testing Dates

2020 AP Exam schedule


Week 1

Morning 8 a.m.
Local Time

Afternoon 12 noon
Local Time

2 p.m.
Local Time

May 4, 2020

United States Government and Politics

Physics C: Mechanics

Physics C: Electricity and Magnetism

May 5, 2020

Calculus AB

Calculus BC

German Language and Culture

Human Geography


May 6, 2020

English Literature and Composition

European History

Physics 2: Algebra Based


May 7, 2020


Spanish Literature and Culture

Japanese Language and Culture 

Physics 1: Algebra Based


May 10, 2019

United States History

Art History

Computer Science A


Art and Design - AP 2-D Art and Design, 3-D Art and Design, and Drawing - last day for coordinators to sumbit digital portfolios (by 8:00 pm ET) and gather 2-D Art and Design and Drawing student for physical portfolio assembly.

Teachers should have forwarded students’ completed digital portfolios to coordinators.


2020 AP Exam schedule

Week 1

Morning 8 a.m.
Local Time

Afternoon 12 noon
Local Time

May 11, 2020


Chinese Language and Culutre

Enviromental Science

May 12, 2020


Spanish Language and Culture



May 13, 2020

English Language and Composition


Music Theory

May 14, 2020

Comparative Government and Politics

World History: Modern

Italian Language and Culture


May 15, 2019

Computer Science Principles

French Laungauge and Culture


*Dates via College Board.