this is in answer to an email asking about the rankings

Most Ancient and Most Noble Family

Potter

Ancient and Most Noble Family

Granger, Lovegood

Most Ancient and Noble Family

Black,

Ancient and Noble

Longbottom, Greengrass, McGonagall, Bones, Moody,

Brown, Davis, Lupin, Bode

Ancient

Weasley, Dumbledore, Malfoy, Fudge

Noble

Prewett, Goyle, Chang, Umbridge, Crabbe, Figg,

Minor

Tonks, muggle born's

House Standings

House of Potter (First rung- Merlin Emmys, Harry James Potter), House of Black (Second rung- Lancelot, Sirius Orion Black), House of Granger (Second rung- Anthony DePue, Hermione Jane Granger), House of Bones (Third rung- unknown, Susan Amelia Bones), House of Longbottom (Third rung- unknown, Neville Longbottom) House of Greengrass (Third rung- William Greengrass, Charles Greengrass), House of Brown (Fourth rung- Sean Brown, Sean Brown III), House of Davis (Fifth rung-Douglas Davis, David Davis) House of Weasley (Tenth rung- Unknown, Arthur Weasley), House of McGonagall (Eleventh rung- unknown, Minerva McGonagall), House of Malfoy (Seventeenth rung- Vald Dracul, Lucius Malfoy), House of Crabbe (Seventeenth rung- unknown, Vincent Crabbe), and House of Goyle (Vincent Goyle, Burnet Goyle), House of Prewett (Eighteenth rung- unknown, Molly Charlie Weasley), House of Dumbledore (twentieth rung- unknown, Albus PBW Dumbledore), Rung Twenty-first is all first- generation muggle