From Variety.com: "The CW didn't seem affected by the "ER" hoopla, scoring its best 18-34 rating since Sept. 18. "Supernatural" was especially good for the net, with the highest 18-34 demo (1.7/5) since October 2006."
From TVGuide.com: "Supernatural gained 110 thou, hitting 3.28 mil."
Supernatural will return with new episodes on April 23, 2009.
The CW press release (from TVbytheNumbers):
Facing E.R. Finale, SUPERNATURAL Posts Its Best Adults 18-34 Ratings in 2 ½ Years; Matches Its Best Men 18-34 Ratings EVER on The CW
The CW Posts Its Best Thursday in More Than 2 Years with Men 18-34;
Matches Best Thursday Night of The Season in Adults 18-34
SMALLVILLE Delivers Best Adults 18-34 Ratings in Nearly 3 Months
SUPERNATURAL Retains Impressive 100% of SMALLVILLE’s Adults 18-34 Lead-in;
Holds 88% of SMALLVILLE’s Adults 18-49 Lead-In
April 3, 2009 (Burbank, CA) – The CW’s SUPERNATURAL delivered its best adults 18-34 (1.7/5) in nearly two and a half years (since Oct. 2006) and matched its best men 18-34 (1.9/6) EVER on The CW, despite facing NBC’s “E.R.” finale, according to Live Plus Same Day Nielsen ratings for Thurs., April 2, 2009. SUPERNATURAL also reached its best women 18-34 (1.5/4), adults 18-49 (1.5/4) and men 18-49 (1.6/4) in over two months (since 1/29/09).
The CW scored its best Thursday night with men 18-34 (2.0/7) in more than 2 years (since 1/18/07), and matched its best Thursday night of the season among adults 18-34 (1.7/5). The CW turned in its best Thursday performance among women 18-34 (1.5/4), adults 18-49 (1.6/4) and men 18-49 (1.8/5) since 1/29/09.
SMALLVILLE climbed to its best adults 18-34 (1.7/6) since 1/15/09 and its best adults 18-49 (1.7/5) since 1/29/09.
SUPERNATURAL held an impressive 100% of its SMALLVILLE lead-in adults 18-34, and 88% of SMALLVILLE’s adults 18-49 lead-in.