In contrast, Leixlip and Maynooth had among the lowest mortality rates, pointing to better overall health outcomes.
New figures from the Central Statistics Office show that Kildare continues to grow, with Naas recording 599 births in 2022 - the highest number outside Dublin.
On the other end of life, Newbridge saw the most deaths in the county, at 199, while Leixlip had the fewest, at 86.
The standardised death rate in Athy was the highest in Kildare, at nearly 640 deaths per 100,000 people, suggesting deeper health challenges in that area.
In contrast, Leixlip and Maynooth had among the lowest mortality rates, pointing to better overall health outcomes.
Average age at death across Kildare was steady, between 74 and 76 years, with Naas residents living longest on average.
Demographic trends also show Maynooth has the youngest population in the county, at an average age of just over 35, while Leixlip is the oldest, at 38 years.

Kfm Obituary Notices
Over 3,700 Kildare Students Received Leaving Certificate Results Yesterday
Missing Person Appeal: Ellie Harty (17), Newbridge
Kilcock Library Set To Close Later This Month For Refurbishment Works
Reactions From Maynooth Students As Leaving Certificate Results Released
"Government Making Our Lives Hugely Difficult": Pressure Mounts On HSE To Approve Friedreich's Ataxia Drug
Kildare's Oldest Cricket Club Seeking New Grounds