How Long Should A Professional Cover Letter Be. If youre sending an email letter it can be even shorter. It should never be longer than one page.
As with resumes cover letters shouldnt exceed one page in length. Your cover letter shouldnt be longer than 350 words and it should be kept to a single page. The reason for this standard is that employers and hiring managers typically only have a few seconds to review your resume so you should provide the most relevant and impressive information as succinctly as possible.
Any longer and you risk turning off the hiring manager before theyve even glanced at your resume.
It shouldnt include all your achievements thats what your resume is for. 250 to 400 Paragraph count. In fact as far as how long your cover letter should be shorter is better. Your cover letter should be no longer than one page.