The 'default' limit has now reduced from 80 kilometres an hour to 60 kilometres an hour.
The changes came into effect at midnight last night in an effort to reduce collisions and road fatalities.
Slower speeds are also due to be brought in for built-up areas as well as on national roads later this this year.
People travelling in rural areas from today will see the changes in those speed limits on road signs nationwide.
West Wicklow Operation Ends Amid Forensic Probe into Jo Jo Dullard and Deirdre Jacob Cases
A Garda search in west Wicklow linked to Jo Jo Dullard and Deirdre Jacob has ended. Forensic work continues at the site, and investigations remain active. Families have been fully updated.
Arklow Plays A Major Part As Commercial Vacancy Rate In Wicklow Rises
The GeoDirectory Commercial Buildings Report for Q4 2025 examined a sample of 80 towns across Ireland, and 22 postal districts in Dublin. Arklow had the highest commercial vacancy rate in December 2025 while Greystones had the lowest.
Limited Supply, Commuter Demand & Housing Shortages Push Wicklow Rents To Historic Highs
Without major state-led housing intervention and accelerated building Wicklow renters will continue facing intensifying competition and relentless price growth
Flag Raised at Greystones Community College Ahead of Move to New Permanent Building
The Tánaiste said: “The sense of school community here, the excellence of what has been achieved and the pride that this town has in Greystones Community College has been really incredible."
London Mauling Sees Wicklow Power Into Promotion Charge
With 16-points to spare over London, Wicklow ramp up the chase to follow Carlow out of Division four of the Allianz National Football League
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