Here are a few residential developments in the Dublin 18 area, currently on the market or soon to be.

Albany
Co Dublin, Killiney
20 four- and five-bed houses
Price: From €895,000
Launch: Now Selling
Developer: Cairn
Agent: Sherry FitzGerald

Beechpark
Dublin 18 Cabinteely
Three- and four-bed houses and one- and two-bed apartments
Price: €800,000
Launch: Late 2019
Developer: O ‘Flynn Group
Agent: Sherry FitzGerald

Brighton Wood
Dublin 18 Foxrock
Two-bed apartments and three-, four- and five-bed houses
Price: From €725,000
Launch: Now Selling
Developer: Castlethorn
Agent: Sherry FitzGerald

Carraig Bui
Dublin 18, Cabinteely, Johnstown Road
Carraig Bui
Six four- and five-bed houses
Price: From €695,000
Launch: Phase 2 September
Developer: Kelland Homes
Agent: DNG

Fairways
Co Dublin, Cualanor, Upper Glenageary Road, Dún Laoghaire
15 five-bed houses
Price: From €805,000 to €885,000
Launch: Now Selling
Developer: Cosgraves
Agent: Hooke & MacDonald

Proby Place
Co Dublin, Blackrock
20 four- and five-bed houses
Price: From €1,100,000 to €1,400,000
Launch: Now Selling
Developer: Glenveagh
Agent: Sherry FitzGerald

Purbeck
Co Dublin, Monkstown
Seven four-bed houses
Price: From €1,075,000
Launch: Now Selling
Developer: Shale Construction
Agent: Sherry FitzGerald

Stanford Park
Dublin 18, Westminster Rd, Foxrock
Westminsterwood
Four-bed detached houses
Price: From €1,187,500
Launch: Final Phase September
Developer: Homeland
Agent: DNG

Willow Glen
Dublin 18, Glenamuck Road, Carrickmines
Five four-bed houses remaining
Price: From €565,000
Launch: Final phase, September
Developer: Ravenshall Developments
Agent: Savills

Full list below.
https://www.irishtimes.com/life-and-style/homes-and-property/buying-a-new-home-this-autumn-here-s-what-s-coming-1.4006228