[dynoman]

No, 450 miles.

https://www.dhs.gov/news/2021/01/05/statement-acting-secretary-wolf-completion-450-miles-border-new-wall-system

[thegagline]

Try reading what you linked to again. 450 miles of the new border wall SYSTEM is not 450 of new border wall. Most of the new border wall system was replacement wall.

[thegagline]

Not According to the US Customs and Border Protection “Border Status Report-January 8,2021:

https://interactive.khou.com/pdfs/CBPBorderWallStatusPaper_asof01082021.pdf