How do I find demographics by ZIP code?
Sources
- Esri Zip Code Lookup Tool. Use the Zip lookup tool to identify the top three lifestyle characteristics of a zip code.
- Zip Code Look-Up. From Claritas, use the Zip Code Look-Up tool to find demographics for zip codes.
- DATA USA.
- City-Data.com.
- Census Home Page.
How do ZIP codes relate to census tracts?
Census tracts are polygons and cover a well-defined geographic area. ZIP codes are clusters of lines; the U.S. Postal Service does not define ZIP Code boundaries. Census tracts provide more granularity (73,000 areas) than ZIP Codes (43,000).
Is ZCTA the same as ZIP code?
In most instances the ZCTA code is the same as the ZIP Code for an area. In creating ZCTAs, the Census Bureau took the most frequently occurring ZIP Code in an area for the ZCTA code. Some addresses will end up with a ZCTA code different from their ZIP Code.
Are ZIP codes based on population?
The first digit is assigned to a broad geographical area of the United States, ranging from zero in the Northeast to nine in the West. The next two digits pinpoint population concentrations and sectional centers accessible to common transportation networks.
Which city has most ZIP codes?
Every ZIP code on this list is part of a major metropolitan area. Over half are located in New York or Los Angeles, the only two American cities to rank among the world’s 33 megacities….The Most Populated Zip Codes in America.
| Rank | 1 |
|---|---|
| ZIP code | 77449 |
| Population | 119,204 |
| Pop. density (per sq. mile) | 3,161 |
| Metro area | Houston, Texas |
How are zip codes assigned to census blocks?
The Census Bureau first examined all of the addresses within each census block to define the list of ZIP Codes by block. Next, the most frequently occurring ZIP Code within each block was assigned to the entire census block as a preliminary ZCTA code.
How are zip codes assigned to an area?
The Census Bureau assigned blocks that contained addresses, but did not have a single most frequently occurring ZIP Code to the ZCTA with which the blocks had the longest shared boundary. If the area of an unassigned enclave was less than two square miles, it was assigned to the surrounding ZCTA.
Where does the ZIP code ZCTA come from?
ZCTA is a trademark of the U.S. Census Bureau; ZIP Code is a trademark of the U.S. Postal Service. The Census Bureau first examined all of the addresses within each census block to define the list of ZIP Codes by block.
How to find postal code for United States?
Use this site to find lists of postal codes and centroids for the U. S. and Canada. You can download lists or look-up at code. Their objective is to help visually analyze and understand the demography of the U.S. through the use of interactive maps and data reports. You can map all types of demographic data including immigration.