City data source information
Primary source:
Wolfram|Alpha Knowledgebase, 2024.
Background sources and references:
 - 
  Brinkhoff, T. City Population.
 
- Cohen, S. (Ed.). The Columbia Gazetteer of the World. Columbia University Press, 2008. 
- Demographics USA: City Edition 1996. Sales & Marketing Management, 1996. 
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  Federal Housing Finance Agency. House Price Indexes. 
 
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  Gibson, Campbell. "Population of the 100 Largest Cities and Other Urban Places in the United States: 1790 to 1990." Population Division Working Paper POP-WP027, United States Bureau of the Census, 1998.
 
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   GeoNames. 
   GeoNames.org.
  
 
- 
  Government of Ireland & Tailte Eireann. GeoHive.
 
- 
  Knowledgerush. List of City Nicknames. 2013.
 
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  The London Times. Index-Gazetteer of the World. The Times Publishing Co., 1965.
 
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  Munro, D. (Ed.). Cambridge World Gazetteer: A Geographical Dictionary. Cambridge University Press, 1988.
 
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  National Association of Realtors. Realtor.org.
 
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  Room, A. Place-Name Changes Since 1900: A World Gazetteer. Scarecrow Press, 1979.
 
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  Spiritus-Temporis.com. List of City Nicknames. 2013.
 
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  Texas A&M Transportation Institute. "Congestion Data for Your City." Urban Mobility Report.
 
- 
  United States Census Bureau. "2020 Census."
 
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  United States Census Bureau. "American Community Survey Data."
 
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  United States Census Bureau. "International Database (IDB)."
 
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  United States Census Bureau. "Metropolitan and Micropolitan."
 
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  United States Census Bureau. "Population."
 
- 
  United States Census Bureau. Statistical Abstracts of the United States.
 
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  United States Central Intelligence Agency. The World Factbook.
 
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  United States Department of Justice, Bureau of Justice Statistics. "Data."
 
- 
  United States Geological Survey. "Data."
 
- 
  United States National Geospatial-Intelligence Agency. Geographic Names Server.
 
- 
  The Wikimedia Foundation, Inc. Wikipedia.
 
                        Note: This list is intended as a guide to sources and further information. The inclusion of an item in this list does not necessarily mean that its content was used as the basis for any specific Wolfram|Alpha result. Requests by researchers for detailed information on the sources for individual results can be directed here »