Commercial The Height of Callousness sold 3,682 copies in its first week, entering the
Billboard 200 chart at number 183 and the
UK Albums Chart at number 123. On July 22, 2013, the
British Phonographic Industry (BPI) certified the album
silver, signifying the sale of 60,000 copies in the UK. "Synthetic" was issued as the lead single from
The Height of Callousness on September 26, 2000, receiving moderate radio airplay and rotation on
MTV. On January 15, 2001, "
New Disease" was released to radio stations in the United States as the album's second single. "New Disease" experienced significant radio success, reaching number 33 on the
Billboard Mainstream Rock Tracks chart on April 21, 2001. The single also received airplay on the British alternative radio station
Xfm. Coinciding with the band's tour of the UK, Roadrunner released "New Disease" as a single in that country on September 10, 2001, reaching number 84 on the
UK Singles Chart.
Billboard Airplay Monitor ranked "New Disease" at number 78 on their list of the "Most-Played Active Rock Songs of 2001". Despite the single's chart success, David Locano, a Roadrunner rep, said "New Disease" suffered from being released as the album's second single "in a time when radio really didn't have patience for follow-ups to mediocre performing songs".
Critical The Height of Callousness received generally positive reviews. Several critics compared the album to
Strictly Diesel and saw it as an improvement over that album. A retrospective review of
The Height of Callousness in
The Encyclopedia of Popular Music said it "could have been the work of a different band". Liam Sheils of
Kerrang! and Lewis Fraser of
Rock Sound both said while
The Height of Callousness is not a radical reinvention of Spineshank's sound, its memorable choruses significantly strengthen the album; both reviewers also said it compliments its aggressive edge. Others, however, were more critical; Catherine Yates of
Terrorizer commented the album's tracks, except "New Disease" and "Cyanide 2600", "fail to provide true neck-snapping euphoria". Andy Capper of
NME said the album was proof that the nu metal genre was "bland, copycat, inspirationless garbage", perceiving the album's production and "radio playability" to be a cover for its lack of original riffs and "godawful" lyrics. Kerry L. Smith of
AllMusic found the album difficult to listen to due to its aggression.
Kerrang!,
Metal Hammer and
Loudwire have included
The Height of Callousness on retrospective album lists for the nu metal genre. "New Disease" has also appeared on retrospective nu metal songs lists by
Metal Hammer,
NME and
Spin. In 2022, a
Revolver readers' poll of the "Top 5 Heaviest Nu-Metal Songs" ranked the album's title track fifth. ==Track listing==