City Models
Concentric Zone Model (Burgess)
Sector Model (Hoyt)
Multiple Nuclei Model (Harris and Ullman)
Griffin-Ford Model
McGee Model
African
Based on 1920s Chicago
Divides city into 5 concentric zones (from center out)
CBD at center
Transition
Blue-Collar Homes
Middle-Class Residence
Suburban
Based on 1930s Chicago
City looks something like a pie chart with CBD still at center
High-Rent Housing
City grows outward from center (so an area could extend from center until the edge)
Mid-Rent Housing
Low-Rent Housing
Education
Recreation
Transport
Industrial Center(s)
Based on 1940s Chicago
CBD no longer "nucleus" of city; urban regions have their own nuclei
CBD
Wholesale/Light Manufacturing
Low-Class Residency
Middle-Class Residency
Upper-Class Residency
Heavy Manufacturing
Outlying Business District
Residential Suburb
Industrial Suburb
Based on 1980s South America
CBD divided into traditional market sectors and high-rise sectors
Commercial "spine" emanating out from core along "prestigious axis"
Remaining zones are for less well-off citizens
Tends to be 3 CBDs
Colonial remnant
Informal/Periodic
Traditional business center
Based on 1967 Southeast Asia
No formal CBD; elements of CBD are scattered
old colonial port zone
government zone
Western commercial zone (practically a separate CBD)
alien commercial zone (dominated by Chinese merchants whose residences are attached to their business places)
mixed-use land zone (containing miscellaneous economic activity)