| Type: | suburb |
| Killarney Vale | |
| City: | Central Coast |
| State: | nsw |
| Local Map: | yes |
| Zoom: | 13 |
| Postcode: | 2261 |
| Area: | 3.1 |
| Parish: | Tuggerah |
| Stategov: | The Entrance |
| Fedgov: | Dobell |
| Dist1: | 4 |
| Dir1: | SSW |
| Location1: | The Entrance |
| Near-Nw: | Berkeley Vale |
| Near-N: | Tuggerah Lake |
| Near-Ne: | Long Jetty |
| Near-W: | Tumbi Umbi |
| Near-E: | Shelly Beach |
| Near-Sw: | Tumbi Umbi |
| Near-S: | Tumbi Umbi |
| Near-Se: | Bateau Bay |
Killarney Vale is a suburb of the Central Coast region of New South Wales, Australia, located approximately 5 kilometres south of The Entrance. It is part of the local government area.
The Entrance – Long Jetty hospital is located in Killarney Vale. It is a Community Health Centre of NSW Department of Health. It does not have an Accident or Emergency service. The hospital is located in buildings that were originally built as the club house for Tuggerah Lakes Golf Club.
Killarney Vale contains two public primary schools. Wyong Road is the main road that runs through Killarney Vale linking The Entrance to Wyong. A second main road running along the south western edge is Eastern Road.
Along Wyong Road, there are Killarney Vale shops which includes a small Coles supermarket. Originally a branch of the Newcastle value orientated Shoey's Food Barn chain, the supermarket was converted to a Bi-Lo and then most recently converted into a Coles supermarket. Previously sub-branches from The Entrance of Commonwealth Bank (where the cycle shop is currently located) and Westpac were located in the shopping area. Both banks have closed and been replaced by cash machines. As a local shopping area there is a pharmacy, medical, bakery, and other specialist retail.
It was named after the town of Killarney in Ireland.
According to the, there were people in Killarney Vale.