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Mary Arthur — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cass-County, Indiana
Our Model Tree links this Mary Arthur across the 1930 and 1940 US Censuses in Cass-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Indiana |
| Surname | Arthur |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Logansport |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Occupation | Clerk |
| Industry | Law Office |
| Class of Worker | PW |
| Income (1939) | 392 |
| Highest Grade | C 1 |
| 1935 Residence | Same Place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Clerk |
| Township / Ward | Logansport |
| Est. Birth Year | ~1922 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Arthur | Spouse | — | 43 | ~1897 |
| Elizabeth Arthur | Daughter | — | 20 | ~1920 |
| Rita Arthur | Daughter | — | 9 | ~1931 |
| John Arthur | Son | — | 11 | ~1929 |
| Richard Arthur | Son | — | 15 | ~1925 |
| Loretta Arthur | Daughter | — | 6 | ~1934 |
| Mary Arthur | Daughter | — | 18 | ~1922 |
| Robert Arthur | Head | — | 41 | ~1899 |
Census Appearances
1930
Cass, Indiana
Daughter, age 8
Cass, Indiana · implied b. ~1922 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arthur |
| Given Name | Mary E |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Cass-County, Indiana
Daughter, age 18
Cass-County, Indiana · implied b. ~1922 — 8 household members
| Surname | Arthur |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Logansport |
| 1935 Residence (County) | Cass |
| Occupation | Clerk |
| Industry | Law Office |
| Class of Worker | PW |
| Income (1939) | 392 |
| Highest Grade | C 1 |
| 1935 Residence | Same Place |
| 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 Arthur across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Arthur
Daughter · 1940 · age 18 · b. ~1922 · Indiana
★ You are viewing this record
Sibling
Rita Arthur
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Loretta Arthur
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Arthur
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Arthur
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Arthur
Sibling · 1940 · age 15
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 — Cass-County, Indiana
Open full size
1940 US Federal Census — Cass-County, Indiana
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01030-00643)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Howard Smith | 66 | Head | Engine Inspector | Indiana |
| 42 | Elizabeth Smith | 60 | Wife | — | Indiana |
| 43 | Vera Smith | 40 | Daughter | — | Indiana |
| 44 | Edgar A Clark | 19 | Roomer | Laborer | Indiana |
| 45 | Lorena F Clark | 17 | Roomer | — | Indiana |
| 46 | Mary Smith | 41 | Head | Teacher | Indiana |
| 47 | George A Graffis | 58 | Head | Owner | Indiana |
| 48 | Louise Thornton | 70 | Housekeeper | Housekeeper | Ohio |
| 49 | Myrtle A Philips | 62 | Head | — | Ohio |
| 50 | Lillie M Murphy | 61 | Head | — | Indiana |
| 51 | Donald E Murphy | 26 | Son | Salesman | Illinois |
| 52 | Clifford Frantz | 35 | Son in law | Brick Layer | Indiana |
| 53 | Dorothy E Frantz | 32 | Daughter | Nurse | Illinois |
| 54 | Burton W Dr Egan | 63 | Head | Physician | Indiana |
| 55 | Ada Egan | 52 | Wife | — | Indiana |
| 56 | John Hileman | 23 | Head | Stone Breaker | Indiana |
| 57 | Florence Hileman | 20 | Wife | — | Indiana |
| 58 | Carl H Reynolds | 49 | Head | Salesman | Ohio |
| 59 | Stella M Reynolds | 47 | Wife | Cutter | Indiana |
| 60 | Juanita Reynolds | 22 | Daughter | Machine Oper | Indiana |
| 61 | Joanna Reynolds | 19 | Daughter | — | Ohio |
| 62 | Carl F Reynolds | 14 | Son | — | Ohio |
| 63 | Donald Reynolds | 13 | Son | — | Indiana |
| 64 | Forest F Butts | 61 | Head | Owner | Indiana |
| 65 | Katherine B Butts | 61 | Wife | Helper | Indiana |
| 66 | Marie Henry | 46 | Head | Bookkeeper | Indiana |
| 67 | Gertrude Henry | 43 | Sister | Clerk | Indiana |
| 68 | Eva M Bondle | 40 | Housekeeper | Housekeeper | Indiana |
| 69 | Anna B Hughes | 18 | House girl | House Girl | Indiana |
| 70 | Robert Arthur | 41 | Head | Attorney | Indiana |
| 71 | Mary T Arthur | 43 | Wife | — | Indiana |
| 72 | Elizabeth J Arthur | 20 | Daughter | Stenographer | Indiana |
| 73 | Mary E Arthur THIS PERSON | 18 | Daughter | Clerk | Indiana |
| 74 | Richard J Arthur | 15 | Son | — | Indiana |
| 75 | John F Arthur | 11 | Son | — | Indiana |
| 76 | Rita Ann Arthur | 9 | Daughter | — | Indiana |
| 77 | Loretta Arthur | 6 | Daughter | — | Indiana |
| 78 | James F Fitrow | 24 | Head | Punch Press Op | Indiana |
| 79 | Lucille Fitrow | 20 | Wife | Machine Oper | Indiana |
Related Census Records
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)