should I of folded this house 20+2

Villan looks to me like hes made a house. He has gone from checking all the way to betting 480 in to a pot of 60. Player two called so probably has an ace. I have a house but is it good. What should I have done on this

rable '12793567 1' Seat #5 is the button
Seat 1: bigolo (1620 in chips)
Seat 2: guit3457 (1460 in chips)
Seat 3: <font color="red"> Hero </font> (1470 in chips)
Seat 4: AW_Z3 (1470 in chips)
Seat 5: K9Brandi (1730 in chips)
Seat 6: PanJ (1440 in chips)
Seat 7: pokafiend (1480 in chips)
Seat 8: beesonosu (1330 in chips)
Seat 9: sirius144 (1500 in chips)
PanJ: posts small blind 10
pokafiend: posts big blind 20
*** HOLE CARDS ***
Dealt to <font color="red"> Hero </font> [6 [img]/images/graemlins/spade.gif[/img] 6 [img]/images/graemlins/heart.gif[/img]]
beesonosu: folds
sirius144: folds
bigolo: folds
guit3457: folds
<font color="red"> Hero </font> : calls 20
AW_Z3: folds
K9Brandi: folds
PanJ: calls 10
pokafiend: checks
*** FLOP *** [6 [img]/images/graemlins/diamond.gif[/img] A [img]/images/graemlins/diamond.gif[/img] 7 [img]/images/graemlins/spade.gif[/img]]
PanJ: checks
pokafiend: checks
<font color="red"> Hero </font>:Checks
*** TURN *** [6 [img]/images/graemlins/diamond.gif[/img] A [img]/images/graemlins/diamond.gif[/img] 7 [img]/images/graemlins/spade.gif[/img]] [A [img]/images/graemlins/club.gif[/img]]
PanJ: checks
pokafiend: checks
<font color="red">Hero </font> : checks
*** RIVER *** [6 [img]/images/graemlins/diamond.gif[/img] A [img]/images/graemlins/diamond.gif[/img] 7 [img]/images/graemlins/spade.gif[/img] A [img]/images/graemlins/club.gif[/img]] [9 [img]/images/graemlins/spade.gif[/img]]
PanJ: bets 480
pokafiend: calls 480
<font color="red"> Hero </font> : calls 480