date back

have existed since a time in the past

B2

What does "date back" mean?

Something that 'dates back' to a particular time has existed since that point in the past — it is old enough to have its origins there. This phrase is typically used to describe buildings, traditions, texts, laws, customs, and other things that have a long history. Unlike a phrase such as 'was built in' or 'started in', 'dates back' carries a sense of impressive age or deep historical continuity. It is neutral in register, making it equally at home in a travel guide, a history lecture, a news article, or everyday conversation. The focus is always on the subject's age as a current fact, not on a moment of change or narrative event.

Examples

How to use it

subject + date back + to + specific point in time

Use 'to' when you name a specific year, century, era, or period as the point of origin.

The university dates back to the 13th century and is one of the oldest in Europe.

subject + date back + duration/quantity of time

Drop 'to' when you use a span or quantity of time rather than a named point, such as 'centuries' or 'thousands of years'.

The stone carvings on the temple wall date back thousands of years.

subject + dated back + to + specific point in time

Use the simple past when referring to something whose historical age was established or discussed at a past moment, for example in an archaeological report.

The manuscript they found dated back to the early Renaissance period.

subject + has/have dated back + to + specific point in time

The present perfect is used when linking the historical origin to a current context, often in reporting findings or newly confirmed facts.

Research has confirmed that the settlement dates back to at least the Bronze Age.

Common Collocations

dates back to the 12th centurydates back to ancient timesdates back centuriestradition dates backbuilding dates backdates back to the 1800s

Common Mistakes

Using the continuous form

'Date back' describes a state of age or origin, not an ongoing action, so it cannot be used in a continuous tense. Always use a simple tense form instead.

✗ The fortress is dating back to Roman times.
✓ The fortress dates back to Roman times.
Confusing 'to' with duration expressions

Use 'to' only before a named point in time. When you use a quantity or span of time (e.g. 'centuries', 'two thousand years'), 'to' is dropped.

✗ The tradition dates back to thousands of years.
✓ The tradition dates back thousands of years.
Treating 'date back' as informal slang for 'go back'

'Go back' and 'date back' overlap in meaning but 'go back' is more conversational, while 'date back' is slightly more formal and is specifically linked to historical age or origin. In writing about history or heritage, 'date back' is the stronger and more precise choice.

Usage

This phrasal verb is neutral in register and is equally natural in speaking and writing. Use 'to' before a specific point in time ('dates back to 1066') but drop 'to' before a span of time ('dates back thousands of years').

Frequently Asked Questions

Can 'date back' be used with a person as the subject?

It sounds unnatural. 'Date back' is almost always used with things — buildings, traditions, objects, texts, laws, place names — rather than people. If you want to say when someone's career or involvement began, it is more natural to say something like 'Her interest in archaeology goes back to her childhood.'

Why do we use the simple present to talk about things in the past?

Because the age of something is a current property, not a past event. When you say 'The bridge dates back to 1780', you are describing a fact that is true right now — the bridge is still that old today. This is similar to other stative expressions like 'The painting belongs to a private collector.'

Does 'date back' always need 'to'?

No. 'To' is used when you name a specific point in time, such as a year, century, or historical period: 'dates back to the Victorian era'. When you follow the verb with a quantity of time, such as 'centuries' or 'thousands of years', 'to' is omitted: 'dates back centuries'.

Can 'date back' be used in the passive voice?

No. 'Date back' is an intransitive verb — it takes no object — so there is nothing to become the subject of a passive sentence. You cannot say 'The 12th century is dated back to by this building.' Always keep the historical object as the subject: 'This building dates back to the 12th century.'

What kinds of subjects work best with 'date back'?

The most natural subjects are things with a long history: buildings, ruins, manuscripts, customs, traditions, laws, institutions, artefacts, and place names. The phrase collocates especially naturally with nouns like 'tradition', 'custom', 'settlement', 'record', 'rivalry', and 'ruins'.

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