HDB all-time record prices as at 18 February 2019 (to the best of my knowledge)
All-comers record: tie
$1,185,000 (Sep 2018)
Blk 41 Jalan Bahagia
Terrace (classified as 3 room)
237 sqm
Lease started 1972
52 years remaining
$1,185,000 (Jan 2019)
City View Boon Keng DBSS
3rd highest
$1,180,000 (Feb 2017)
Natura Loft Bishan DBSS
120 sqm
Record excluding landed and DBSS: $1,168,000 (Oct 2018)
Blk 1D Cantonment Road (Pinnacle@Duxton)
40-42 floor
5-room
106 sqm
Lease started 2011
91 years remaining
Normal 5-room record (i.e. excluding landed, DBSS, and Pinnacle@Duxton) $1,100,000 (Jun 2018)
Blk 18C Holland Drive
38 floor
5-room
116 sqm
93 years remaining
Normal 4-room record (i.e. excluding landed, DBSS, Pinnacle@Duxton, and 5-room): $1,018,000 (Sep 2018)
Blk 10A Boon Tiong Road
34-35 floor
93 sqm
Lease started 2016
96 years remaining
Punggol record: $910,888 (Jan 2019)
Blk 269A Punggol Field (Punggol Sapphire loft)
16-18 floor
149 sqm loft
Lease started 2013
93 years remaining
Punggol non-loft record: $728,888 (Jan 2019)
Blk 274C Punggol Place (Punggol Regalia)
13-15 floor
118 sqm
Lease started 2013
93 years remaining