HubSpot Timestamp Converter

HubSpot stores date & datetime properties as Unix epoch timestamps in milliseconds. Paste one below.

Timestamp

Timestamp format

Timezone (type to search)

HubSpot “date” properties are midnight-UTC-aligned millisecond timestamps; “datetime” properties are full millisecond timestamps. In both cases the raw value is a number of milliseconds since Jan 1, 1970 UTC.