Origin-Destination Migration
Tracks changes of home location from one area (origin) to another (destination) and measures the magnitude of flow between the origin-destination pairs.
Field name | Type | Description | Example | Comment |
---|---|---|---|---|
origin_location_id | STRING | Area code (FIPS, ZIP, CBSA, custom) | 36109 | The geographical identification of a value in the data set. It refers to ZIP code, Tract/County/CBSA/State FIPS code. |
origin_us_state_id | STRING | US State FIPS code (2 digits) | 36 | |
origin_us_state | STRING | Name of US State | New York | |
origin_us_cbsa_id | STRING | US Core-Based Statistical Area code (5 digits) | 27060 | Not applicable levels: State, ZIP |
origin_us_cbsa | STRING | Name of US Core-Based Statistical Area | Ithaca, NY Metro Area | Not applicable levels: State, ZIP |
origin_us_county_id | STRING | US County FIPS code (5 digits) | 36109 | Not applicable levels: State, CBSA, ZIP |
origin_us_county | STRING | Name of US County | Tompkins County, NY | Not applicable levels: State, CBSA, ZIP |
origin_us_zip_id | STRING | ID of US Zip Code | 70710 | Not applicable levels: State, County, CBSA |
origin_us_zip | STRING | Name of US Zip Code | 70710 | Not applicable levels: State, County, CBSA |
origin_student_population_fraction | FLOAT | Fraction of the area’s population belonging to (tertiary education) students age 18 to 34. | 0.079 | Based on Census 5year ACS 2021 data. |
origin_area | INTEGER | Area in meters squared | 1273 | |
origin_population | INTEGER | Census 5year ACS 2021 based population. | 102962 | Population of the location based on Census 5year ACS 2021 data. |
destination_location_id | STRING | Area code (FIPS, ZIP, CBSA, custom) | 04013 | The geographical identification of a value in the data set. It refers to ZIP code, Tract/County/CBSA/State FIPS code. |
destination_us_state_id | STRING | US State FIPS code (2 digits) | 4 | |
destination_us_state | STRING | Name of US State | Arizona | |
destination_us_cbsa_id | STRING | US Core-Based Statistical Area code (5 digits) | 38060 | Not applicable levels: State, ZIP |
destination_us_cbsa | STRING | Name of US Core-Based Statistical Area | Phoenix-Mesa-Chandler, AZ Metro Area | Not applicable levels: State, ZIP |
destination_us_county_id | STRING | US County FIPS code (5 digits) | 04013 | Not applicable levels: State, CBSA, ZIP |
destination_us_county | STRING | Name of US County | Maricopa County, AZ | Not applicable levels: State, CBSA, ZIP |
destination_us_zip_id | STRING | ID of US Zip Code | Not applicable levels: State, County, CBSA | |
destination_us_zip | STRING | Name of US Zip Code | Not applicable levels: State, County, CBSA | |
destination_student_population_fraction | FLOAT | Fraction of the area’s population belonging to (tertiary education) students | 0.0014 | Based on Census 5year ACS 2021 data. |
destination_area | INTEGER | Area in meters squared | 23893 | |
destination_population | INTEGER | Census 5year ACS 2021 based population. | 4253913 | Population of the location based on Census 5year ACS 2021 data. |
observation_start_date | DATE | The start date for the period this observation took place. | 2022-12-01 | This date marks the period when we start aggregating moves for a given observation window. |
observation_end_date | DATE | The end date for the period this observation took place. | 2022-12-31 | This date marks the period when we stop aggregating moves for a given observation window. |
moves_estimated | INTEGER | Estimated number of moves from the origin location to the destination location. | 15 | Estimate of migration flow from origin_location_id to destination_location_id. |
moves_estimated_normalized | INTEGER | Estimated number of moves from the origin location to the destination location normalized to standard time period (exactly 4 weeks). | 14 | |
confidence_score | FLOAT | Score indicating the degree of confidence | 1.0 | This value indicates the degree of our confidence about the extrapolated number of moves. The higher the value (max is 1.0) the higher our confidence. |