The following database provides records of family income statistics for tract and block locations in the United States. The fields include statistical analysis of interpolated family grouped statistics. See field information below for more details.
 
Notes: All interpolated statistical variables include Mean, Median, and Standard Deviation fields. The location fields were derived from a variety of sources. The zip code, area code, and city were derived using a heuristic from the government education department data. All other locations used the census Geo and Track ID to cross-reference data between multiple datasets.
 
 
          Family Income Fields:
family_mean:  The mean of family income of record
family_stdev:  The standard deviation of family income
family_samples:  number of records used in calculations
family_sample_weight:  Sum of the samples weights
 
          Location Key Fields:
UID: Unique golden oak Id for every location record
STATEID: State Census Bureau ID.
area_code: Defined via heuristic.
zip_code: Defined via heuristic.
 
          Location Information:
ALand: Square area of land.
AWater: Square area of water.
pop: Population of location
male_pop: Male population
female_pop: Female population
lat: Location latitude
lng: Location longitude
 
          Other Location Feilds Include:
place: Closest place as reported by the U.S. Census Bureau.
city: Closest city to record defined via heuristic.
county: Closest County as reported by the U.S. Census Bureau.
state_ab: State abbreviated name 
state: Full state name
type: LocationClassification {City, Village, Town, CPD, ..., etc.}
Primary: Specifies if the location is a tract or a block