499-home scheme proposed at Tinahask Upper, Arklow, Co. Wicklow

In context

It is one of 104 housing scheme applications Wicklow County Council has received in the past twelve months, against 1,579 nationally. Of the 3,041 such applications decided by councils in the past three years, 79% were granted.

What happens next

Anyone can make a submission or observation to Wicklow County Council until 2 December 2026, for a fee of €20. Only those who make a submission can later appeal the decision. The council normally decides within eight weeks of the application being lodged, unless it requests further information, which stops the clock.

How to make a submission

The development description, as lodged

Verbatim from the Wicklow County Council register. This is the source for every figure in the story above.

Castlethorn Arklow Limited Intends to apply for Permission for a Large-Scale Residential Development at this site (c. 19.3 Ha) at lands at Tinahask Upper, Money Little and Money Big, Arklow, Co. Wicklow. The site is generally bounded by Knockanrahan Lower residential development and greenfield lands to the north, Arklow Golf Club to the east, greenfield lands to the south, and the Dublin-Rosslare railway line, Avalon and The Maples residential developments to the west. The proposed development for which permission is being sought consists of 352no. dwellings, in a mix of houses and apartments ranging in height from 1 to 4 storeys, 1no. creche (c. 711 sq m), and associated landscaping and site development works on lands (c. 12.7Ha) forming part of a larger development already permitted under WCC Reg. Ref. 24/325 on a c. 19.3Ha site. The residential development now proposed comprises: - 334no. houses (44no. 2-bed, 241no. 3-bed and 49no. 4-bed houses in buildings ranging from 2 to 3 storeys. 18no. apartments (6no. 1-bed and 12no. 2-bed units and the ground floor creche (c. 711 sq m) with associated outdoor play area (c. 294 sq m), in 1no. 1 to 4-storey building (Block A). Hard and soft landscaping treatment works being proposed include amendments to public open space involving 9no. local parks and linear park (totalling c. 25,842 sq m); provision of communal open space (totalling c. 129 sq m); all ancillary site development and landscape works including changes to permitted site levels, relocation of the permitted foul pumping station, 4no. ESB substations, bin stores, 623no. car parking, 52no. cycle parking , public lighting and all associated services, attenuation areas and boundary treatments. Ancillary site development works proposed in this case include adjustments to the permitted site levels, including road levels, drainage and water main levels and finished floor levels across remaining portions of the overall permitted lands (c. 6.5Ha), including the Revised Phase 2 lands to tie into the amended Revised Phase 1. The proposed development comprises of amendments to a development already permitted under WCC Reg. Ref. 24/325. The proposed amendments comprise an increase in the residential yield of the overall permitted development from 476no. to 499no. residential units (+ 23no. units) on an overall site of 19.3Ha; consolidation of the permitted three-phase development into a revised two-phase delivery strategy, including the delivery of the childcare fa