How to Migrate Your Existing Website to HubSpot

Most teams assume moving a website to a new platform is either trivial ("just copy the pages over") or a full redesign. It's usually neither. HubSpot even offers a dedicated migration service that rebuilds your pages for you — so the page-building itself is a known quantity. What's hard, and what actually decides whether the move is a success, is landing it without breaking the things that already work.

The failure everyone fears is real: dead links, a drop in Google rankings, forms that quietly stop working, a site that goes dark during the switch. None of that comes from the pages themselves. It comes from the parts around the move — redirects, domain and DNS, and quality checks — that get treated as afterthoughts.

Here's what migrating an existing website to HubSpot actually involves, why the risky parts are the ones nobody sees, and how we approach it so the move is invisible to your visitors and to search engines.

What a website migration actually is (and isn't)

A migration is moving your existing website from its current platform onto HubSpot's Content Hub. It is not a redesign, and it's not custom development. HubSpot's own Website Migration service rebuilds your content onto a new theme, and it says plainly what it doesn't cover: graphic design, significant custom development, and content strategy.

That boundary is a feature, not a gap. It keeps the scope tight: move what exists, land it safely, and make it part of your CRM. If you do want a new look or new functionality, that's a separate project worth doing on its own terms — bundling a redesign into a migration is how both end up rushed.

What the migration service covers, and what it doesn't

It helps to know where the platform's service ends and where the real work begins.

The service rebuilds your selected pages onto a new HubSpot theme, with basic branding applied, guided by a specialist on HubSpot's side. It runs on HubSpot's Content Hub Professional or Enterprise plans, works from a live version of your current site, and covers a defined number of pages laid out in a migration agreement.

What it deliberately leaves out is everything that determines whether the migrated site actually performs: pointing your domain at HubSpot, preserving your search rankings, checking that every page came across correctly, and reconnecting the forms and tools your site depends on. HubSpot is even upfront that migrated pages may deviate in style or format from the original — which means someone has to catch and fix those differences. That "someone" is where a good implementation partner earns its keep.

Why moving your site into HubSpot pays off

Once your website lives on the same platform as your CRM, the whole thing stops being a brochure and starts being a system:

Every visitor, form fill, and click ties back to a real contact record, so you can see which pages produce actual customers — not just traffic
Your site, forms, CTAs, and customer data live in one place instead of stitched-together tools
Personalization and reporting can draw on what you already know about a contact
Your blog, landing pages, SEO tools, and tracking all build on the same foundation

That last point is the quiet one. A migrated site isn't the finish line — it's what everything else in your marketing setup attaches to. Getting it in cleanly is what makes the next several steps easy instead of painful.

Where migrations go wrong

This is where a migration is won or lost, and it's almost never the pages themselves.

Redirects get treated as optional. When your site moves, your page addresses can change. If an old address doesn't point to its new home, every link to it — from Google, from other sites, from your own emails — breaks. Redirects are the single most important part of a migration, and skipping the low-traffic pages that quietly hold valuable links is how rankings slip.

Domain and DNS access aren't lined up. The technical piece that makes the site go live sits with whoever controls your domain — and that person is often not in the room. Discovering that on launch day is how a go-live slips by weeks.

Eligibility isn't checked first. The migration service runs on specific plans and covers a set number of pages. Confirming your plan and page count up front avoids finding out mid-project that the path you assumed isn't open.

Nobody QAs the rebuilt pages. Because migrated pages can shift in style or format, a page-by-page review against the original is essential. Skip it and small breakages — a broken image here, a dropped section there — go live unnoticed.

"Migrate" quietly becomes "redesign." It's tempting to fix design while you're in there. That expands the work, blurs accountability, and slows everything down. A migration should move what exists; design is its own conversation.

How we approach it

We treat a migration as an orchestration problem, not a heroics problem. HubSpot's service rebuilds your pages — that part is a known quantity. Our job is to scope it correctly and own everything around it that actually determines the outcome.

Before anything moves, we settle the things that silently kill migrations: confirming your plan and page count qualify, getting a live URL and the assets the service needs, and lining up access to your domain so the go-live is on our schedule, not a surprise. We feed the rebuild your real branding so it comes out looking like you, and we review the migration agreement so nothing gets quietly dropped.

Then we own the parts the service doesn't: a complete redirect map built from a full inventory of your URLs so nothing breaks, the domain and DNS cutover with SSL, and a page-by-page QA pass against the original — layout, forms, mobile, speed. When we hand it back, we also show your team how to edit and publish pages themselves.

The goal isn't "the site is on HubSpot." It's a site that moved so cleanly your visitors and Google never noticed, now wired into your CRM so it finally earns its keep.

Common questions

Will this change how our website looks? It's rebuilt on a new theme, and your branding is applied to it. You can keep your current look or use the move to refresh it — but this isn't a redesign. If you want a genuinely new design, that's a separate project, and often a good one.

Will we lose our Google rankings? Not if the redirects are done right. Preserving rankings is exactly what a proper redirect map protects, which is why we build it off a complete list of your pages rather than just the obvious ones.

Do we need a particular HubSpot plan? Yes — HubSpot's migration service runs on its Content Hub Professional or Enterprise plans, and covers a defined number of pages. If you're not on the right plan yet, we'll help you sort that out before we start.

How long does a migration take? The rebuild itself typically runs a few weeks once the required assets are in hand. What usually paces the overall timeline is access — to your current site and especially to your domain — which is why we chase those first.

Does our website have to be in HubSpot for the CRM to work? No, but hosting it there is what ties every visit to a contact record and makes your pages measurable. If your site stays elsewhere, we can still connect tracking and forms — it just doesn't close the loop as tightly.

If you want to learn more about how to migrate your existing website to HubSpot the right way, contact The Gist.