I have this list for myself but figured I would post it here in case anybody is looking for modern recs. Obviously some may disagree with some listed or not listed. Here is every horror film I have liked so far from these years. I will obviously add to it as I see more films.

Aaah! Zombies!! (2007)
All The Boys Love Mandy Lane (2006)
Amer (2009)
American Psycho (2000)
Antichrist (2009)
August Underground (2001)
Bad Biology (2008)
Behind the Mask: The Rise of Leslie Vernon (2006)
Black Sheep (2006)
Bubba Ho Tep (2002)
Bug (2006)
Cabin Fever (2002)
The Call of the Cthuhla (2005)
The Children (2008)
Cloverfield (2008)
Dagon (2001)
Dance of the Dead (2008)
Dead and Breakfast (2004)
Dead Snow (2009)
Deathstop Holocaust (2009)
The Descent (2005)
Devil's Backbone (2001)
Devil's Rejects (2005)
Dog Soldiers (2002)
Elvira's Haunted Hills (2001)
Embodiment of Evil (2008)
End of the Line (2007)
Feast (2005)
Fido (2006)
Final Destination (2000)
Frailty (2001)
Frontiers (2007)
Ginger Snaps (2000)
Ginger Snaps 2 (2004)
Girl Next Door (2007)
Grindhouse (2007)
Gutterballs (2008)
The Hamiltons (2006)
The Happening (2008)
La Horde (2009)
The Host (2006)
Hostel (2005)
House of the Devil (2009)
House of 1000 Corpses (2003)
Human Centipede 1 (2009)
I Sell the Dead (2008)
Ils (2006)
Inside (2007)
Jennifer's Body (2009)
Ju-on: The Grudge (2002)
Laid to Rest (2009)
Land of the Dead (2005)
Let the Right One In (2008)
The Life and Death of a Porno Gang (2009)
The Lost Skeleton of Cadavra (2001)
The Loved Ones (2009)
Manson Family (2003)
Martyrs (2008)
May (2002)
The Mist (2007)
Mother of Tears (2007)
The Mothman Prophecies (2002)
Mulberry Street (2006)
Murder Party (2007)
My Little Eye (2002)
Night of the Living Dorks (2004)
Open Water (2003)
The Others (2001)
Paranormal Activity (2007)
Pontpool (2008)
Poultrygeist: Night of the Chicken Dead (2006)
P2 (2007)
[Rec] (2007)
Repo! The Genetic Opera (2008)
The Revenant (2009)
The Ruins (2008)
Satan's Little Helper (2004)
Scrapbook (2000)
Session 9 (2001)
Shaun of the Dead (2004)
Sheitan (2006)
The Signal (2007)
Slashers (2001)
Slither (2006)
Splice (2009)
Sweeney Todd: The Demon Barber of Fleet Street (2007)
Tale of Two Sisters (2003)
Teeth (2007)
Thirst (2009)
Triangle (2009)
Trick R Treat (2007)
28 Days Later (2002)
Undead (2003)
Versus (2000)
Willard (2003)
Zombieland (2009)