Both Laois and Offaly have seen a quarterly increase of 11% in rent.
The average cost of rent in the midlands is just over €900.
The latest Rent Index from the Residential Tenancies Board shows nationally, that figure is €1,300.
Existing tenants in the region are paying €902 on average every month for rent, while new tenants are hit with a significantly higher rate of €1,121.
Westmeath is the most expensive county in the midlands in terms of rental costs, with an average figure of €1,038.
That's followed very closely by €1,036 in Laois, and €961 in Offaly, both which have seen some of the highest quarterly increases in the country, at a rate of 11%, respectively.
Offaly is also home to the cheapest local electorate area in terms of rent - Birr offers new tenants a rate of €770.
The highest average rental price in the country for new tenants is in Dublin, where the figure is over €2,100, while Leitrim offers the cheapest rate of €879.
A row has broken out in the Dáil over a report that found rents increased by nearly 12 percent in a year.
The Residential Tenancies Board figures show the highest annual rise since it began counting in 2007.
Sinn Fein Finance Spokesperson Pearse Doherty labelled it "shocking" and said renters were being "fleeced."
In response, Tánaiste Michéal Martin accused Sinn Féin of not wanting affordable housing on certain sites:
Gardai Attend Scene Of Westmeath Crash
Public Meeting On Irish Neutrality In Laois Tonight
Midlands Braced For Record Breaking Temperatures
Midlands Hospital Experiencing High Admission Numbers
Founding President Of TUS To Step Down Next Year
Westmeath Father Loses Job After Using HSE Funds For Home Upgrades
Higher Education Minister Visits Offaly
Midlands Woman Pays Tribute To Sister After Manslaughter Sentence
FTD Brothers Continue 32 County Marathon Challenge Through The Midlands
Fresh Restoration Works Begin At Westmeath Castle
Nearly 1,000 Homes And Businesses Hit Affected By Power Outage In Midlands Town
TUI Says State Should Pay For School Devices
Musicians Gather In Offaly Celebrating Fr Liam Lawtons Music
Minister For Health Wants Closer Working Relationship For Midlands Hospitals
US-Iran Peace Deal Nears As Talks Continue
Westmeath Activist Calls Out Government After Being Detained By Israel
Laois TD Voices Concern Over Appeal For Proposed Windfarm
HSE Still Formally Settling Offaly Hospice Dispute
Weeklong Heatwave Hits Midlands
Uisce Eireann Agree To Examine Pipeline Solution For Westmeath Town