Does Dartmouth Require the CSS Profile?

Dartmouth requires the CSS Profile for need-based aid and uses CSS code 3351. Its supporting-document route changes with citizenship and parent location, so applicants should not assume every family uses IDOC.

CSS Profile

Required

Dartmouth lists the CSS Profile for U.S. citizens, permanent residents, undocumented applicants, and international aid applicants. Eligible domestic students also submit the FAFSA, while international students do not.

CSS school code

3351

Dartmouth's CSS Profile code is 3351. Use that code to send the form to Dartmouth College.

Financial aid deadline status

Early Decision CSS Profile and IDOCNovember 1

Regular Decision CSS Profile and IDOCFebruary 1

Transfer CSS Profile and IDOCMarch 1

For eligible U.S. Early Decision applicants, Dartmouth gives the FAFSA a separate February 1 deadline; the November 1 date applies to the CSS Profile and IDOC. Regular Decision FAFSA is due February 1 and transfer FAFSA is due March 1.

Which parent files?

Dartmouth collects the CSS Profile for the parent household and publishes a Non-Custodial Profile Waiver Request for applicants who cannot provide the standard noncustodial-parent information. Families should follow their individualized checklist.

Documents and next steps

Use Dartmouth CSS code 3351. U.S. citizens and permanent residents send requested tax records through IDOC, including when their parents live abroad. International applicants with parents in Canada or another country outside the U.S. send tax or income records directly to Dartmouth.

Official sources for this answer

Dartmouth 2027–28 prospective aid deadlines (checked September 25, 2026)
Dartmouth U.S. applicant requirements (checked September 25, 2026)
Dartmouth international applicant requirements (checked September 25, 2026)

Common questions

Does Dartmouth require the CSS Profile?

Yes. Dartmouth requires the CSS Profile for need-based aid and uses CSS code 3351. Its supporting-document route changes with citizenship and parent location, so applicants should not assume every family uses IDOC.

What is Dartmouth's CSS Profile code?

Dartmouth's CSS Profile code is 3351. Use that code to send the form to Dartmouth College.

When is Dartmouth's financial aid deadline?

Early Decision CSS Profile and IDOC: November 1; Regular Decision CSS Profile and IDOC: February 1; Transfer CSS Profile and IDOC: March 1.

Is the FAFSA enough for Dartmouth?

Not for Dartmouth's institutional aid. Eligible students should file the FAFSA for federal aid, but Dartmouth uses the CSS Profile separately to evaluate its own need-based funding.

Estimate the rest of your aid

The CSS Profile does not tell you what federal aid you may receive. Estimate that separately, then compare the result with each college's net price and your outside scholarship options.

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