Green Space in urban area performs multidimensional functions and provides enormous benefits to the citizens. Importance is still more due to its limited availability in urban area as a result of urbanization. It not only performs the regulatory but also environmental and social functions and provides various types of benefits as per its location and size at various spatial levels. The hypothesis of this study is that the benefits and functions of Urban Green Space at various spatial levels perform differently. To examine this hypothesis and to evaluate extent of the green space benefits and functions at various spatial level, Chandigarh city is chosen as a case example and its implications in its expansion New Chandigarh . An intensive and in depth study of green spaces in Le Corbusier's master plan with respect to high and low density sectors. Specially analyzing how green space equity varies along spatial and socio-economic gradients, understanding the current status of green space distribution and its variations over different socioeconomic groups of urban residents to enhance the benefits of green space for all residents This paper intent to looks at quantitative aspects of Urban Green Spaces in terms of its benefits to user and giving proposals for green spaces at city and neighborhood level for New Chandigarh.