A Gazetteer for the United States and Canada
Hobson City, Alabama
Census Data for Hobson City ...
The most recent Census Estimate<1> was for 2017 and it gave Hobson City a population of 764 people.
The last Decennial Census<2> was in 2010, which gave Hobson City a population of 771 people.
The town of Hobson City is located in Calhoun County. The 2010 Census gave Calhoun County a population of 118,572 people. This means that Hobson City had 0.65% of the county's total population, making it Calhoun's 7th most populous community.
When the Census Bureau conducts a census for a town like Hobson City, they draw a boundary around the area in which they are going to conduct their count - this defines the sampling area (usually shaped as a polygon). The shape of the sampling area can be quite complex and it's important to keep in mind that the boundaries of the sampling area may or may not match the recognized boundaries of the town.
Things like the population, area and housing for Hobson City reflect the sampling area. Since the shape of the sampling area and the actual boundaries of Hobson City might be different, it's best to check with the U.S. Census Bureau to resolve any difference between the two.
The 2010 Census shows that the sampling area for Hobson City has a total area of 1.04 square miles [2.7 km²]. Of this total, a small amount of the area is covered by water (0 square miles [0 km²]).
Calhoun County has a land area of 605 square miles [1,569.2 km²]. At 1.04 square miles [2.7 km²], Hobson City has 0.17% of the county's total land area.
Not only does the sampling area define boundaries, it also has a GPS location (latitude & longitude) that indicates a point within the sampling area (usually the center of the polygon, known as the centroid). At the time of the 2010 Census, the sampling area was located at:
Lat: 33° 37' 7" (or 33.62°) [Map]
More information on this topic and the changes between the 2000 Census and the 2010 Census can be found in the section for our Census-to-Census Observations ... (see below).
Population Density ...
Using the population (771 people) and land area (1.04 square miles [2.7 km²]) values from the 2010 Census, Hobson City had a population density of 739 people per square mile [285.4 people/km²].
In comparison, the 2000 Census shows Hobson City had a population of 878 people and a land area of 1.09 square miles [2.8 km²]. This gives a population density of 802 people per square mile [310 people/km²]
NOTE: Be aware that when comparing population density between the 2000 and the 2010 Census, there were changes in the sampling area for Hobson City. You need to be careful when making such a comparison, the differences are likely to lead to an apple-to-oranges comparison. More information about these differences can be found in the section Census-to-Census Observations ... (see below).
Housing Units ...
At the time of the 2010 Census, Hobson City had 358 Housing Units<3> and with its population of 771 people, this averages 2.15 people per Housing Unit.
The 2010 Census shows Hobson City had a land area of 1.04 square miles [2.7 km²]. This translates to 343.2 Housing Units per square mile [132.5 housing units/km²].
From the Census of 2000: Hobson City had 415 Housing Units, a population of 878 people and a land area of 1.09 square miles [2.8 km²]. This gives a density of 2.12 people per Housing Unit and 379.5 Housing Units per square mile [146.5 housing units/km²].
NOTE: Repeating the caution above (under Population Density), be aware that when comparing Housing Units between the 2000 Census and the 2010 Census, there were changes in the sampling area for Hobson City and you need to be careful when comparing results between the censuses. More information about the nature of these the changes can be found in the section called Census-to-Census Observations ... (see below).
Calhoun County ...
The community of Hobson City is located in Calhoun County.
The county had a population of 118,572 people at the 2010 Census. With it's population of 771 people, Hobson City represented 0.65% of the county's total.
In addition, where the town of Hobson City has a population density of 739 people per square mile [285.4 people/km²], Calhoun County averages 195.7 people per square mile [75.6 people/km²].
For more information, please visit our Census Page for Calhoun County.
Population Rings for Hobson City ...
To help identify the number of people who live in Hobson City and the surrounding area, we have drawn concentric rings centered on Hobson City. We counted the number of communities within each ring and summed their populations.<4>
Census-to-Census Observations ...
When the Census Bureau takes a census count (or enumeration) for Hobson City, they start by specifying the boundaries of the area to be counted. This area (or sampling area) is a polygon and its shape can be quite complex - it may or may not match the geographical boundaries of Hobson City. It's important to note that from one Census to the next, the shape and location of the polygon can change. If you need precision or details about the methodology of the Census, you should visit the U.S. Census Bureau for a definitive answer.
The sampling area (or polygon) given for the 2010 Census is 4.63% smaller than the 2000 Census.
The 2010 Census shows that the total area for Hobson City was 1.04 square miles [2.7 km²]. Of this total, only a minor amount of the area is covered by water.
The 2000 Census shows a total area of 1.09 square miles [2.8 km²]. Of this total, only a minor amount of the area is covered by water.
While generally coinciding with the GPS location (latitude/longitude) of Hobson City, the latitude and longitude given by the Census Bureau actually indicates the GPS location of the polygon for Hobson City.
For the 2010 Census, the location was given as:
Lat: 33.618801° (or 33°37'7" N) [Map]
For the 2000 Census, the location given was:
Lat: 33.618497° (or 33°37'6" N) [Map]
The difference indicates that the U.S. Census Bureau moved the location of the polygon for the 2010 Census 833 feet to the west<5> of the location that was used in the 2000 Census.
The U.S. Geological Survey (USGS) and the U.S. Board on Geographic Names (BGN) have assigned a unique GNIS identifier (#2405845) to Hobson City. This identifier also marks a GSP point on the map, and that point lies within the boundaries of Hobson City. The GNIS point has been mapped to the latitude/longitude:
Lat: 33.614067° (or 33°36'50" N) [Map]
The GSP location given for the 2010 Census lies 3,973 feet to the northeast<6> of the point given by the GNIS for Hobson City. For more information about this and the relationship of the various Federal Codes, please visit our Misc Page for Hobson City.
Miscellaneous Information for Hobson City ...
The Federal government has assigned various identifying codes to each community, county and state. At one time or another, the US Census Bureau has used one (or more) of the following identifiers when referring to either Calhoun County or the town of Hobson City:
The GNIS Codes ...
The current system of identification is called the Geographic Names Information System (GNIS). The following GNIS codes relate to Hobson City:
GNIS ID for Hobson City: 2405845
The FIPS Codes ...
An earlier (and largely obsolete) identification method was called the Federal Information Processing Standard (FIPS):
State Code: 01 (Alabama)
County Code: 015 (Calhoun County)
Place Code: 35152 (Hobson City)
Misc. Census Codes ...
Hobson City is located in Census Region #3 (the South Region) and Division #6 (the East South-Central Division).
For more information about the various Federal identification codes, please visit our Misc Page for Hobson City.
Other Roadside Stops ...
Off-the-Road Links ...
The official website of the U.S. Census Bureau
Unfortunately, we don't know of a website for Hobson City. If you can help, please contact us through our Feedback Page.
The official website for Calhoun County: www.calhouncounty.org/
The official website for State of Alabama: https://www.alabama.gov/
The official website of the U.S. Board on Geographic Names (BGN)
The official website of the U.S. Geological Survey (USGS)
Please keep in mind that we can not guarantee the accuracy or timeliness of the information on this website, so use with care. We encourage you to double-check the information that is critical to you.
If you've found an error or have additional information that you would like to share, please don't hesitate to write. Click here to contact us.
This page was last modified: 08 Apr 2019