| Metadata | ||||||||||||
| ColumnNumber | ColumnLetters | ColumnName | ColumnType | ColumnDescription | 1841 | 1851 | 1861 | 1871 | 1881 | 1891 | 1901 | 1911 |
| 1 | A | Index | Long | CensusYear + Seq with leading 0s, Row Key | Y | Y | Y | Y | Y | Y | Y | Y |
| 2 | B | Seq | Int | Seqence number within census year extract | Y | Y | Y | Y | Y | Y | Y | Y |
| 3 | C | BKID | Int | Brothers Keeper number (also in FH) | Y | Y | Y | Y | Y | Y | Y | Y |
| 4 | D | BKStatus | Int | Status on BK or FH Y=Entered ? = Query on BKID match | N | N | N | N | N | N | N | N |
| 5 | E | BKHead | Int | BKID of head of household 0 = unallocated in DB, blank = not matched yet | Y | Y | Y | Y | Y | Y | Y | Y |
| 6 | F | Surname | String | Y | Y | Y | Y | Y | Y | Y | Y | |
| 7 | G | Forenames | String | Y | Y | Y | Y | Y | Y | Y | Y | |
| 8 | H | DoB | Int | Approximate year of birth | Y | Y | Y | Y | Y | Y | Y | Y |
| 9 | I | AgeY | Int | Age in years from census | Y | Y | Y | Y | Y | Y | Y | Y |
| 10 | J | AgeM | Int | Age in Months from census | Y | Y | Y | Y | Y | Y | Y | Y |
| 11 | K | YoBmin | int | Earliest Year of Birth (1841 has 5 year range) | Y | N | N | N | N | N | N | N |
| 12 | L | MaritalStatus | Char | M=Married/S=Single/U=Unmarried/W= Widow(er)/ -= Unknown | N | Y | Y | Y | Y | Y | Y | Y |
| 13 | M | Myears | Int | Number of years in this marriage | N | N | N | N | N | N | N | Y |
| 14 | N | Cborn | Int | Number of children born alive | N | N | N | N | N | N | N | Y |
| 15 | O | Calive | Int | Number of children still alive | N | N | N | N | N | N | N | Y |
| 16 | P | Cdied | Int | Number of children who have died | N | N | N | N | N | N | N | Y |
| 17 | Q | Sex | Char | M=Male F=Female | Y | Y | Y | Y | Y | Y | Y | Y |
| 18 | R | Birthplace | String | Birth place village, town etc | N | Y | Y | Y | Y | Y | Y | Y |
| 19 | S | BCC | String | Birth county 3 character chapman county code, 1841 only if born in county | P | Y | Y | Y | Y | Y | Y | Y |
| 20 | T | Bounty | String | Birth county in full | ||||||||
| 21 | U | BCountry | String | Birth country 3 character chapman county code | P | Y | Y | Y | Y | Y | Y | Y |
| 22 | V | RelToHead | String | Relationship to Head | N | Y | Y | Y | Y | Y | Y | Y |
| 23 | W | Occupation | String | Occupation | Y | Y | Y | Y | Y | Y | Y | Y |
| 24 | X | Industry | String | Industry occupation carried out in | N | N | N | N | N | N | N | Y |
| 25 | Y | EmployerWorkerOwnAccount | String | Employment status Employer/Worker/Own Acount/-/<Blank> | N | N | N | N | N | N | Y | Y |
| 26 | Z | IHV | String | Institution, Houshold or Vessel | Y | |||||||
| 27 | AA | Dwelling | String | Street address | Y | Y | Y | Y | Y | Y | Y | Y |
| 28 | AB | CPlace | String | Census Place | Y | Y | Y | Y | Y | Y | Y | Y |
| 29 | AC | CivilParish | String | Civil Parish | Y | Y | Y | Y | Y | Y | Y | Y |
| 30 | AD | EcclesiasticalParish | String | Ecclesiastical Parish | Y | Y | Y | Y | Y | Y | Y | Y |
| 31 | AE | SubRegDistrict | String | Sub Registration District | Y | Y | Y | Y | Y | Y | Y | Y |
| 32 | AF | SubDistrictNbr | Int | Sub Registration District reference number | ||||||||
| 33 | AG | RegDistrict | String | Registration District | Y | Y | Y | Y | Y | Y | Y | Y |
| 34 | AH | DistrictNumber | Int | Registration District reference number | ||||||||
| 35 | AI | CCC | String | Census location county 3 character chapman county code | Y | Y | Y | Y | Y | Y | Y | Y |
| 36 | AJ | Country | String | The census country | Y | Y | Y | Y | Y | Y | Y | Y |
| 37 | AK | Incapacity | String | Blind, imbecile etc | N | Y | Y | Y | Y | Y | Y | Y |
| 38 | AL | PRORef | String | Public Records office reference for census set | Y | Y | Y | Y | Y | Y | Y | Y |
| 39 | AM | Piece | Long | Piece reference number | Y | Y | Y | Y | Y | Y | Y | Y |
| 40 | AN | Folio | Int | Folio number | Y | Y | Y | Y | Y | Y | Y | |
| 41 | AO | Page | Int | Page number (in book, folio etc) | Y | Y | Y | Y | Y | Y | Y | Y |
| 42 | AP | Book | Int | Enumerators Census book number | Y | N | N | N | N | N | N | N |
| 43 | AQ | ED | String | Enumeration district number (may include letters) | Y | Y | Y | Y | Y | Y | Y | Y |
| 44 | AR | Sched | Int | Schedule (household) reference number | Y | Y | Y | Y | Y | Y | Y | Y |
| 45 | AS | Notes | String | Notes (not on original census) | Y | Y | Y | Y | Y | Y | Y | Y |
| 46 | AT | HeadsSurname | String | Surname of Head | Y | Y | Y | Y | Y | Y | Y | Y |
| 47 | AU | HeadsForename | String | Forename of Head | Y | Y | Y | Y | Y | Y | Y | Y |
| 48 | AV | Source | String | Repository or originator of notes | Y | Y | Y | Y | Y | Y | Y | Y |
| 49 | AW | P1 | Int | Ancestry index (part) | Y | Y | Y | Y | Y | Y | ||
| 50 | AX | P2 | Int | Ancestry index (part) | Y | Y | Y | Y | Y | Y | ||
| 51 | AY | Off | Int | Ancestry index (part) | Y | Y | Y | Y | Y | Y | ||
| 52 | AZ | PID | Long | Ancestry Person ID | Y | Y | Y | Y | Y | Y | Y | |
| 53 | BA | GSU_Roll | Long | GSU film roll reference | Y | Y | Y | Y | Y | Y | ||
| 54 | BB | CDay | Int | Census day in Month | Y | Y | Y | Y | Y | Y | Y | Y |
| 55 | BC | CMonth | String | Census short form Month | Y | Y | Y | Y | Y | Y | Y | Y |
| 56 | BD | CYear | Int | Census year | Y | Y | Y | Y | Y | Y | Y | Y |
| 57 | BE | HeadID | Ancestry Person ID of head | Y | Y | Y | Y | Y | Y | Y | Y | |
| 58 | BF | CensusEntryRef | String | Compact census entry reference (composition varies between censuses) | Y | |||||||
| 59 | BG | CSummaryEntryRef | String | Compact census Summary book entry reference (composition varies between censuses) | Y | |||||||
| 60 | BH | SummaryPRORef | String | PRO reference for summary books in this census | Y | |||||||
| 61 | BI | SummaryPiece | Int | Piece reference number for summary book | Y | |||||||