Almost 25 percent haven't had either of the MMR doses
Almost a quarter of all children under five on the Island haven't had any measles vaccine.
Manx Care says uptake has fallen since the Covid-19 pandemic.
Currently there are no cases here, but there have been a number of outbreaks causing concern in the UK.
Head of Nursing Paul Moore says it can present similar symptoms to a common cold at first:
Mooir Vannin could be first of many
Dr Alex Allinson, who is retiring as Ramsey MHK at this year's general election, gave evidence to the final hearing by the independent panel.
'Significant investment or redevelopment' needed at Ramsey District Cottage Hospital
Manx Care is 'planning a sustainable long-term solution'
Police seeking witnesses to Ballasalla incident
It happened on Thursday (16 July)
Temporary closure of two hospital car parks this weekend
Manx Care says it's due to the delivery of critical infrastructure equipment