MC
Mary Craig — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marion-County, Indiana
Our Model Tree links this Mary Craig across the 1930 and 1940 US Censuses in Marion-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marion-County, Indiana |
| Surname | Craig |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Additional Details | |
| Class of Worker | U |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Indianapolis |
| Est. Birth Year | ~1921 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Edith Craig | Daughter | — | 25 | ~1915 |
| Rosalie Craig | Daughter | — | 9 | ~1931 |
| Sarah Craig | Daughter | — | 23 | ~1917 |
| Ruth Craig | Daughter | — | 6 | ~1934 |
| Margaret Craig | Daughter | — | 12 | ~1928 |
| Mary Craig | Daughter | — | 19 | ~1921 |
| Marvin Craig | Head | — | 52 | ~1888 |
| Joe Craig | Son | — | 14 | ~1926 |
| William Craig | Son | — | 16 | ~1924 |
| Cynthia Craig | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Marion, Indiana
Daughter, age 9
Marion, Indiana · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Craig |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Marion-County, Indiana
Daughter, age 19
Marion-County, Indiana · implied b. ~1921 — 10 household members
| Surname | Craig |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Indianapolis |
| 1935 Residence (County) | Marion |
| Class of Worker | U |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Mary Craig across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Craig
Daughter · 1940 · age 19 · b. ~1921 · Indiana
★ You are viewing this record
Sibling
Sarah Craig
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Craig
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joe Craig
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Craig
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosalie Craig
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Craig
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Craig
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Marion-County, Indiana
Open full size
1940 US Federal Census — Marion-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01122-00798)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lilla L. Robinson | 2 | Daughter | — | Indiana |
| 2 | Rosemary Robinson | 1 | Daughter | — | Indiana |
| 3 | Jeff B. Radcliffe | 35 | Head | Table Waiter | Indiana |
| 4 | Betty B. Radcliffe | 34 | Wife | — | Indiana |
| 5 | William E. Bell | 27 | Head | Labour | Indiana |
| 6 | Virginia Bell | 20 | Wife | — | Kentucky |
| 7 | Marvin R. Craig | 52 | Head | — | Indiana |
| 8 | Cynthia E. Craig | 49 | Wife | — | Indiana |
| 9 | Edith M. Craig | 25 | Daughter | Winder | Indiana |
| 10 | Sarah E. Craig | 23 | Daughter | Telephone Operator | Indiana |
| 11 | Mary J. Craig THIS PERSON | 19 | Daughter | — | Indiana |
| 12 | William R. Craig | 16 | Son | — | Indiana |
| 13 | Joe A. Craig | 14 | Son | — | Indiana |
| 14 | Margaret J. Craig | 12 | Daughter | — | Indiana |
| 15 | Rosalie Craig | 9 | Daughter | — | Indiana |
| 16 | Ruth M. Craig | 6 | Daughter | — | Indiana |
| 17 | Roy E. Wallace | 39 | Head | Plumber | Indiana |
| 18 | Martha J. Wallace | 32 | Wife | — | Indiana |
| 19 | Barbara A. Wallace | 10 | Daughter | — | Indiana |
| 20 | Mary K. Wallace | 8 | Daughter | — | Indiana |
| 21 | Florence M. Wallace | 4 | Daughter | — | Indiana |
| 22 | Cora Hickman | 26 | Lodger | Housework | Indiana |
| 23 | Edward Switzer | 58 | Head | — | Indiana |
| 24 | Nora M. Switzer | 50 | Wife | — | Indiana |
| 25 | Mary E. Switzer | 27 | Daughter | Clerk | Indiana |
| 26 | George E. Switzer | 24 | Son | Helper | Indiana |
| 27 | Margaret L. Switzer | 16 | Daughter | — | Indiana |
| 28 | Hella K. Switzer | 10 | Daughter | — | Indiana |
| 29 | Glenn J. Brittain | 26 | Head | Truck Driver | Indiana |
| 30 | Virginia E. Brittain | 22 | Wife | — | Indiana |
| 31 | John S. Brittain | 2 | Son | — | Indiana |
| 32 | Walter M. Edwards | 58 | Head | Salesman | Indiana |
| 33 | Nela P. Edwards | 54 | Wife | — | Missouri |
| 34 | Mary J. Edwards | 28 | Daughter | Teletype Operator | Missouri |
| 35 | Jeanette R. Edwards | 21 | Daughter | Clerk | Indiana |
| 36 | Stuart A. Edwards | 18 | Son | Clerk | Indiana |
| 37 | Walter M. Edwards | 13 | Son | — | Indiana |
| 38 | James S. Cross | 40 | Head | Cashier | Indiana |
| 39 | Bess M. Cross | 42 | Wife | Cashier | Indiana |
| 40 | Anna L. Cross | 70 | Mother | — | Indiana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)