ACK offers free daytime vehicle parking in short-term (i.e. front ) lot. NO OVERNIGHT PARKING IN FRONT LOT - $50 fine per day, plus $75 vehicle towing charge (after 3 days) – for vehicles left overnight.
Overnight parking - $20/per night in long-term (i.e. rear) lot - is also available. Please follow signs at main parking entrance to Overnight parking area. Overnight parking fees are payable inside at Terminal kiosks – please keep your parking token. 

Long-term passes are available as well. Please call 508-325-5300 or visit Airport Administration for: 
    Monthly passes ($200/month) 
    6 month passes, Nov-Apr ($1,000/month) 
    6 month passes, May-Oct ($1,500/month) 
    Annual pass ($2,000)

Year-round resident discount (Oct 15-May 15) $20 for up to 4 consecutive nights (same fee for 1, 2, 3, or 4 nights)