A man in his late 70s was tied up during the incident.
A woman in her 70s is one of three people being questioned about an aggravated burglary in Westmeath.
Gardai are also renewing their appeal for information after a pensioner was tied up during the incident.
Gardaí arrested three people in relation to the aggravated burglary in the Ballinea area of Mullingar following a number of searches in the midlands yesterday.
The man in his 70s received treatment in hospital following the incident last month.
The suspects stole his jeep along with some personal items from his home.
A woman, aged in her 70s, and two men, aged in their 40s and 20s, are being detained in Mullingar and Tullamore Garda Stations.
Gardaí are asking anyone who was in the area or who was parked at the Royal Canal, Grange Mullingar between 12.00pm - 2.00pm on Saturday, 19th September.
Witnesses can contact Mullingar Garda Station on 044 938 4000, the Garda Confidential Line on 1800 666 111 or any Garda station.
Laois Gardaí Thanking Public After Finding Missing Woman
Missing Laois Teenager Found Safe And Well
Man In His 90s Dies In Laois Crash
Offaly Prize Bonds Holder Wins €500k
BNM Workshop Reunion Taking Place In Offaly Tomorrow
ICTU Reminds Employees Of The Right To Disconnect
Laois Town To Host Famine Commemoration Event
Plans For Billion Euro Data Centre In Westmeath Face New Appeal
Westmeath Councillor Advocates For More Remote Working Hubs
Midlands Homelessness On The Rise
Hundreds Without Power In Westmeath
Westmeath Domestic Abuse Support Service Reports Rise In Cases
Laois TD Highlights GP Gap
Call Made For 'Cost Of Disability Payment' in Budget 2027
Offaly Coffee Shop Listed Among Top 100 In Europe
Man To Stand Trial Over Midlands Tasering Accusation
Another Report Underlines Midlands House Price Inflation
Midlands Braced For Severe Thunderstorms
Sustainable Livestock Village Programme Launched For Tullamore Show
Offaly Woman Named National Carer Of The Year