On Sunday a ticket for a prime seat was selling for €19,780 (£16,500) on Viagogo, with up to 7,500 people an hour viewing resales by the afternoon, hours before the England Supporters Travel Club ballot had even finished.
On StubHub, tickets ranged from €749 (£635) to €16,530 (£14,000) for a VIP package, while on Ticombo, tickets started at €650 (£550), going up to €14,760 (£12,500) for a premium seat in a Skybox.
Hotels are largely sold out in Dortmund but the small number left in the city range between £515 for a double on Wednesday night to £1,749 for a one-bed apartment. According to prices on booking.com, a three-star hotel had a double room for £1,546 on Wednesday but was just £91 the next day.
Police have said the vast majority of England fans have been well-behaved but five were arrested for trying to get into the Dusseldorf Arena without a ticket on Saturday.
With tickets in high demand ahead of Wednesday, officers will be hoping there is no repeat of the Euro 2020 final chaos at Wembley when more than 80 fans were arrested after attempting to force their way into the ground.