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Defining the extent of an area is necessary in order to tabulate census data for that area. ZCTAs are generalized area representations of the United States Postal Service (USPS) ZIP code service areas, but are not the same as ZIP codes. Individual USPS ZIP codes can cross state, place, county, census tract, census block group and census block ...
ZCTAs or ZIP Code Tabulation Areas are the census equivalent of ZIP codes used for statistical purposes. The reason why regular ZIP codes are not used is because they are defined by routes rather than geographic boundaries. Thus, they have the tendency to overlap and otherwise create difficulties.
ZIP Code Tabulation Areas (ZCTA) are quasi-statistical areas which attempt to approximate, but do not exactly match, the delivery areas of USPS ZIP codes. [1] ZIP codes are not truly areas, but rather a group of deliverable addresses. [2] Some or all of an existing ZIP code's addresses may be reassigned to a new ZIP if there is sufficient ...
A census block is the smallest geographic unit used by the United States Census Bureau for tabulation of 100-percent data (data collected from all houses, rather than a sample of houses). The number of blocks in the United States , including Puerto Rico and other island areas, for the 2020 Census was 8,180,866.
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A search that references a product or service that is typically consumed locally, such as "restaurant" or "nail salon", is an implicit local search. Local searches on Google Search typically return organic results prefaced with a 'local 3-pack', a list of three local results. More local results can be obtained by clicking on “more places ...
A map of the 5 digit ZIP Code Tabulation Areas in Virginia. David Benbennick made this map. The map uses the Census 2000 5-Digit ZIP Code Tabulation Areas, specifically zt51_d00_shp.zip. The map uses azimuthal equidistant projection, centered on (-78.68, 37.53). The map is in hectometers (tenths of a kilometer).
A traffic analysis zone or transportation analysis zone (TAZ) is the unit of geography most commonly used in conventional transportation planning models. The size of a zone varies, but for a typical metropolitan planning software, a zone of under 3,000 people is common.