MR
Mary Roth — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Mary Roth across the 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 8-person household.
Age 46
b. ~1894
Female
Spouse
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Roth |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Missouri |
| 1935 Residence (County) | St Louis |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Missouri |
| Est. Birth Year | ~1894 |
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 Roth | Spouse | — | 46 | ~1894 |
| John Roth | Son | — | 19 | ~1921 |
| Helen Roth | Daughter | — | 15 | ~1925 |
| John Roth | Head | — | 47 | ~1893 |
| Rosarie Roth | Daughter | — | 12 | ~1928 |
| Bernard Roth | Son | — | 10 | ~1930 |
| Vincent Roth | Son | — | 17 | ~1923 |
| Mary Roth | Daughter | — | 18 | ~1922 |
Census Appearances
1930
St Louis, …
Other, age 36
St Louis, Missouri · implied b. ~1894 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roth |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Missouri |
| Age at First Marriage | 25 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Spouse, age 46
St.-Louis-County, Missouri · implied b. ~1894 — 8 household members
| Surname | Roth |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Missouri |
| 1935 Residence (County) | St Louis |
| Industry | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Roth across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Roth
Spouse · 1940 · age 46 · b. ~1894 · Missouri
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02153-00429)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James Williams | 21 | Lodger | Truck Driver | Illinois |
| 42 | Willard Carlson | 28 | Head | Grocery Clerk | Iowa |
| 43 | Mabel Carlson | 27 | Wife | — | Missouri |
| 44 | Willard Jr Carlson | 2 | Son | — | Missouri |
| 45 | Joseph H Bodley | 44 | Head | Range Maker | Missouri |
| 46 | Gertrude M Bodley | 42 | Wife | — | Missouri |
| 47 | Robert John Bodley | 15 | Son | Newsboy | Missouri |
| 48 | Robert Hunter | 76 | Father in law | — | Missouri |
| 49 | Harold Hunter | 20 | Brother in law | Truck Driver | Missouri |
| 50 | Victor Neskas | 35 | Head | Machine Operator | Austria |
| 51 | Mary Neskas | 32 | Wife | — | Missouri |
| 52 | James Neskas | 4 | Son | — | Missouri |
| 53 | Rose Mary Neskas | 10 | Daughter | — | Missouri |
| 54 | Lawrence Neskas | 8 | Son | — | Missouri |
| 55 | John Dailey | 58 | Head | Electrotyper | Missouri |
| 56 | Mary Dailey | 59 | Wife | — | Missouri |
| 57 | Mary Audrey Dailey | 20 | Daughter | Binder | Missouri |
| 58 | John W Jr Dailey | 15 | Son | — | Missouri |
| 59 | Sarah Dailey | 75 | Mother | — | Missouri |
| 60 | William Kaufholz | 58 | Head | Caretaker | Missouri |
| 61 | Dollie Kaufholz | 38 | Wife | — | Oklahoma |
| 62 | Adolph Steiner | 51 | Head | Cabinet Maker | Illinois |
| 63 | Viola Steiner | 47 | Wife | — | Missouri |
| 64 | Russell Steiner | 23 | Son | Apprentice Engraver | Missouri |
| 65 | Arthur Cruse | 24 | Head | Auto Mechanic | Missouri |
| 66 | Maude Cruse | 24 | Wife | — | Missouri |
| 67 | Jimmy Cruse | 5 | Son | — | Missouri |
| 68 | Eugene D Tracy | 40 | Head | Credit Manager | Missouri |
| 69 | Catherine Tracy | 34 | Sister | Stenographer | Missouri |
| 70 | Esther Tracy | 30 | Sister | Stenographer | Missouri |
| 71 | Samuel W Murphy | 63 | Head | Plumber | Illinois |
| 72 | Mellie Wicher | 50 | Housekeeper | — | Missouri |
| 73 | John Roth | 47 | Head | Railroad Clerk | Missouri |
| 74 | Mary Roth THIS PERSON | 46 | Wife | — | Missouri |
| 75 | John Jr Roth | 19 | Son | News Worker | Missouri |
| 76 | Mary Elizabeth Roth | 18 | Daughter | Stenographer | Missouri |
| 77 | Vincent Roth | 17 | Son | — | Missouri |
| 78 | Helen Roth | 15 | Daughter | — | Missouri |
| 79 | Rosarie Roth | 12 | Daughter | — | Missouri |
| 80 | Bernard Roth | 10 | Son | — | Missouri |
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)