Organization

Field Name

ID

Required

KCR

Census Tract Certainty 2000 (CenTractCert2000)

31380

No

NAACCR

Census Tr Certainty 2000

365

No


Field Length:  1

This code indicates the basis of assignment of census tract for an individual record.  It is helpful in identifying cases tracted from incomplete information or P.O. Boxes.  This information is provided by the geocoding vendor service used by the central registry. Codes are hierarchical, with lower numbers having priority.  

Code

Description

1

Census tract based on complete and valid street address of residence

2

Census tract based on residence ZIP + 4

3

Census tract based on residence ZIP + 2

4

Census tract based on residence ZIP code only

5

Census tract based on ZIP code of P.O. Box

6

Census tract based on residence city where city has only one census tract, or based on residence ZIP code where ZIP code has only one census tract

9

Unable to assign census tract or bloc numbering based on available information

blank

Not applicable (e.g., census coding not attempted)