This paper discusses the rebuilding of Ukrainian cities. We start by outlining key facts about Ukraine and its cities: (i) the country's population is declining; (ii) there is a shift in demand for housing from east to west; (iii) Kyiv's advantage is growing; (iv) house prices are rising in Kyiv and western cities; (v) Ukraine's cities are slow and congested. We then present a theoretical framework for maximizing the benefits of Ukraine's rebuilding effort to highlight the welfare effects of