An internship cover letter has one job: show that you understand what the role involves and that something you have already done, in class, a project or a part-time role, prepares you to contribute. You are not expected to have years of experience. You are expected to be specific.
Reviewed on 9 October 2026. The sample letter below is illustrative and uses a fictional student and company.
What recruiters need from an internship letter
Purdue University's business careers office breaks a cover letter into three parts: an opening that states the purpose of the letter, a body that "supports your claims" for being the right candidate, and a closing that "reiterates your interest". For an intern, that translates into three questions:
- Which internship are you applying for, and how did you find it?
- What have you done that relates to this work?
- When are you available, and what happens next?
Answer those clearly and you have a better letter than most generic templates.
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The Purdue Online Writing Lab recommends that a cover letter be one page, single-spaced, with one-inch margins, in the same font as your resume. For most internships, three or four short paragraphs, roughly 200 to 300 words, is enough.
| Part | What to include | Length |
|---|---|---|
| Header | Name, phone, email, LinkedIn or portfolio link, date | 3–4 lines |
| Greeting | Named person if the posting gives one; otherwise "Dear Hiring Team" | 1 line |
| Opening | Role title, where you saw it, your course and year | 2–3 sentences |
| Body | One or two pieces of evidence tied to the role's tasks | 4–6 sentences |
| Availability | Start date, duration, mode (on-site, remote, hybrid) | 1–2 sentences |
| Closing | Thanks and a clear next step | 1–2 sentences |
Step-by-step: writing each section
Opening: name the role and your context
State the exact internship title, where you found it (company careers page, college placement cell, a portal) and your programme and year. One sentence about why this team interests you is enough, as long as it is specific to them.
Body: match one project to one task
Pick the two most important tasks in the posting. For each, give one piece of evidence: a course project, a hackathon entry, a club role, a family-business task or a part-time job. Say what you did and what the result was. If you have a link to the work, include it.
Avoid restating your resume line by line. Purdue's careers office lists "merely repeats content from resume" among common cover letter blunders, along with showing no knowledge of the company and spelling or grammar errors.
Availability: remove the admin questions
Internships run around semesters, so state your available dates, how many weeks you can commit and whether you can work on-site. If your college requires a letter or approval for internships, say when you can provide it.
Closing: make the next step easy
Thank the reader, mention that your resume is attached, and say you are available for a call or assessment. Keep it short.
A template you can adapt
Dear [Name or Hiring Team],
I am applying for the [exact internship title] role at [Company], which I found on [source]. I am a [year] [programme] student at [college], and [one specific reason this team or product interests you].
In [course/project/role], I [action] to [purpose], which [result or what you learned]. This relates directly to [task from the posting]. I have also [second piece of evidence], using [tools or skills named in the posting].
I am available from [date] to [date] for [number] weeks and can work [on-site in city / remotely / hybrid]. [Any college approval note, if relevant.]
Thank you for considering my application. My resume is attached, and I would be glad to discuss how I can contribute to [team or project].
Regards,
[Full name]
[Phone] | [Email] | [Portfolio link]
Illustrative sample: data analytics internship
The student, company and figures below are invented to show the structure.
Dear Hiring Team,
I am applying for the Data Analytics Intern position at Example Retail Pvt Ltd, which I found on our college placement portal. I am a third-year B.Sc. Statistics student at a college in Pune, and your posting's focus on store-level sales reporting matches the work I enjoy most.
For a semester project, I cleaned and analysed two years of anonymised sales data from a local stationery shop, about 8,000 rows, using Python and pandas. I built a weekly sales summary that showed the owner which product lines slowed down after school reopening, and he now uses the summary to plan orders. Your posting mentions building dashboards; I recreated the same summary in Power BI as part of a college workshop, and both versions are linked in my resume.
I am available from 1 December to 31 January for eight weeks and can work from your Pune office. My college requires a short approval letter from the employer, which I can arrange as soon as you confirm an offer.
Thank you for your time. I would welcome the chance to discuss the role or complete any assessment you use.
Regards,
Ananya K.
Why it works: it names the role and source, gives one concrete project with a result, connects a second skill to a stated task, and answers availability before anyone asks.
When the portal only gives you a text box
Some internship portals replace the letter with a short question such as why you are suitable for the role. Treat it as a condensed cover letter of about 100 to 150 words:
- One sentence on your programme and interest.
- Two sentences of evidence tied to the posting.
- One sentence on availability.
Do not paste a full letter into a small field; it signals that you did not read the form. India's AICTE-run National Internship Portal works on a single student profile used across postings, so keep that profile accurate and specific as well.
If you are applying by email, put the role and your name in the subject line and keep the letter in the email body as well as in an attachment. Our guide to email cover letters covers subject lines and attachments.
Common mistakes to fix before sending
- Using the same letter for every company, with the wrong company name left in.
- Opening with "I am writing to express my interest" and nothing specific.
- Listing every course you have taken instead of the one or two that matter.
- Claiming skills you cannot demonstrate in a test or interview.
- Forgetting dates, duration or location, which forces the recruiter to email you back.
- Writing a full page when four short paragraphs would do.
Pre-send checklist
- Exact internship title and company name are correct.
- At least one project or role is linked to a task in the posting.
- Any number you mention comes from your own records.
- Availability dates, duration and work mode are stated.
- Links to your work open without a login.
- Spelling and grammar checked, ideally by someone else.
- Saved as a PDF with a clear file name, unless the portal asks for another format.
Related guides
- Cover letters for freshers if you are applying for a first full-time job.
- Resume for students to make sure your resume supports the letter.
- Internship interview preparation for the next stage.