WordPress Maintenance Checklist: 12 Monthly Tasks

How often should you maintain a WordPress site? Every month, at minimum. WordPress requires regular maintenance. Without it, even a well-built site slowly becomes a security liability and a performance drag. Below is the exact checklist of 12 tasks we complete every month for every site we manage, plus how often each one actually needs to happen.

The 12-Task Monthly Checklist

1. Apply all WordPress updates. Update WordPress core, every plugin, and your theme. Test major updates thoroughly before applying them to your live site, since even a minor version bump can break a plugin combination that was working fine the day before.
2. Verify backups. Confirm your most recent backup actually completed successfully and is stored somewhere other than your own server. A backup you've never tested is not a backup you can trust in an emergency.
3. Run a security scan. Run a malware scan and check your list of admin users for anything unfamiliar. Most WordPress hacks go unnoticed for weeks because nobody's actually looking.
4. Test site speed. Run your homepage and a couple of inner pages through Google PageSpeed Insights and note any score drops since last month. A gradual slowdown is easier to catch monthly than to diagnose after months of neglect.
5. Check Google Search Console. Review crawl errors, manual actions, and Core Web Vitals data. Search Console often flags problems, like a spike in 404s or a security issue, well before you'd notice them any other way.
6. Review user accounts. Remove access for former employees, old freelancers, and any test accounts you no longer need. Every active account is a potential entry point if its password is ever compromised elsewhere.
7. Check for broken links. Find and fix 404 errors, both internal links that point to pages you've since removed and external links to sites that have moved or shut down. Broken links hurt both SEO and visitor trust.
8. Test contact forms and key functions. Actually submit your contact form, run a test transaction if you sell online, and click through any booking or scheduling tools. Forms silently break more often than site owners realize, usually right after a plugin update.
9. Review your SSL certificate. Check that your SSL certificate is valid and note its expiration date. Most hosts auto-renew, but it's worth confirming, since an expired certificate can take your entire site offline with a browser warning.
10. Optimize the database. Clean out old post revisions, spam comments, and expired transients. A bloated database slows down every single page load, even ones that have nothing to do with the content being cleaned up.
11. Review analytics. Look at traffic trends, your top pages, and any sudden drops. A sharp, unexplained drop in traffic is often the first visible sign of a technical or SEO problem worth investigating immediately.
12. Remove unused plugins. Deactivate and delete any plugin you're not actively using. Every inactive plugin still sitting in your files is a potential security vulnerability with zero benefit to your site.

If this feels like a full-time job, that's exactly what WordPress care plans are for.

How Often Should You Really Do This?

Monthly is the right baseline for most small business WordPress sites. High-traffic sites, ecommerce stores, and anything handling customer data benefit from weekly security scans and backup checks even if the full checklist stays monthly. The one task you should never let slip past a week is backups: if something goes wrong between maintenance cycles, your last backup determines how much work you lose.

What Happens If You Skip WordPress Maintenance?

Nothing happens immediately, which is exactly what makes it easy to skip. Then, months later, a routine plugin update conflicts with an old theme, or a known vulnerability in an outdated plugin gets exploited, or your database has grown so bloated that pages take noticeably longer to load than they should. Most of the WordPress emergencies we get called in for started as a skipped maintenance task months earlier.

Frequently Asked Questions