Preference will vary among single family, multi family, and mobile units, as 

 well as rental and purchase units. 



The existing condition and the vacancy rate of community housing not 

 only indicate the availability of housing, but also lead to initial 

 estimates of the demand for new construction. Many 

 rates hover around 5 percent. If the percentage is 

 some additional population without new construction 

 costs is more likely. 



communities' vacancy 

 higher, absorption of 

 or inflation of housing 



Residential space needs for the new population can be estimated, 

 widely used planning reference lists residential density standards 

 (Table 4). These densities can be compared with any estimates of new 

 housing demand to determine the approximate area required. 



One 



Table 4. Net Residential Density Standards 

 (Source: Reference 19) 



Dwelling Unit Type 



One- and two-family 



One-family unit detached 

 One-family semidetached or 

 Two-family detached 

 One-family attached (row) 



or 

 Two-family semidetached 



Multifamily 



2 story 



3 story 

 6 story 

 9 story 



13 story 



Density of Units per Net Acre 

 Desirable Maximum 



10 



16 



25 



40 

 65 

 75 

 85 



12 



19 



30 



45 

 75 

 85 

 95 



27 



