The companies behind the scheme say it reveals reassuring evidence of a healthy property market in South Yorkshire.
Guy Ackernley, speaking on behalf of the joint venture partners Urban Splash and Places for People, said: “We have seen unprecedented sales for Phase 2 of Park Hill. In what could be described as the most unusual and potentially challenging period worldwide, and one that could well have adversely affected the housing market, we have sold an amazing 44 homes in five months.
"This is very encouraging and testament to the location, the area and to the quality of homes on offer. It is also exciting to see the Park Hill community growing."
Homes in Phase 2 will continue to be released over the coming months.
The developers said sales do not seem to have been affected by the pandemic.
Phase 2 includes includes two bedroom townhouses as well as one, two and three bed homes. Prices range from £137,500 for a one bed, from £175,000 for two beds and three beds are priced from £215,000 and £235,000.
It is intended that new residents will be able to move into Phase 2 towards the end of next year. Phase 2 will also include 20,000 sq ft of mixed-use commercial space providing the opportunity for a variety of offices and work spaces as well as a new café, restaurant and terrace.
Park Hill is Grade II listed and described as a "beautiful brutalist masterpiece". The majority of homes are duplex, double aspect with south facing living rooms and outdoor balconies.
Phase 1 has been completed with 260 homes which are all fully occupied.
More than 700 people now live and work at Park Hill. . The regeneration has won many property and community awards and was shortlisted for the RIBA Stirling Prize in 2013.
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