MR
Mary Roche — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Roche across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1885), then head of a 5-person household.
Age 55
b. ~1885
Female
Spouse
Born: Germany
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Roche |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | City of Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | City Of Detroit |
| Est. Birth Year | ~1885 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Roche | Spouse | — | 55 | ~1885 |
| Helen Roche | Daughter | — | 23 | ~1917 |
| Clara Roche | Daughter | — | 32 | ~1908 |
| John Roche | Head | — | 57 | ~1883 |
| Gerald Roche | Son | — | 11 | ~1929 |
Census Appearances
1930
Wayne, Michigan
Other, age 45
Wayne, Michigan · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roche |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1904 |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Wayne-County, Michigan
Spouse, age 55
Wayne-County, Michigan · implied b. ~1885 — 5 household members
| Surname | Roche |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | City of Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Roche across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Roche
Spouse · 1940 · age 55 · b. ~1885 · Michigan
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01863-00258)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Theresa Daiger | 51 | Sister | — | Michigan |
| 2 | Harold J Hope | 33 | Head | Mechanic | Michigan |
| 3 | Alasha A Hope | 33 | Wife | Seamstress | Michigan |
| 4 | Ilene D Hope | 11 | Daughter | — | Michigan |
| 5 | Harold E Hope | 10 | Son | — | Michigan |
| 6 | David L Hope | 9 | Son | — | Michigan |
| 7 | Donald Hope | 7 | Son | — | Michigan |
| 8 | Carolyn Hope | 2 | Daughter | — | Michigan |
| 9 | Esther Rose Hope | 1 | Daughter | — | Michigan |
| 10 | John B Roche | 57 | Head | Laborer | Michigan |
| 11 | Mary Roche THIS PERSON | 55 | Wife | — | Germany |
| 12 | Clara Roche | 32 | Daughter | Office Work | Michigan |
| 13 | Helen F Roche | 23 | Daughter | Stenographer | Michigan |
| 14 | Gerald A Roche | 11 | Son | — | Michigan |
| 15 | Henry C Angliss | 28 | Head | Machinist | Michigan |
| 16 | Geraldine L Angliss | 26 | Wife | — | Michigan |
| 17 | Louise D Angliss | 3 | Daughter | — | Michigan |
| 18 | Fred G Rademacker | 61 | Head | Decorator | Michigan |
| 19 | Emma W Rademacker | 59 | Wife | — | Michigan |
| 20 | Edward G Brito | 45 | Head | Internal Grinder | Pennsylvania |
| 21 | Martha R Brito | 38 | Wife | — | Ohio |
| 22 | Grace J Brito | 17 | Daughter | — | Ohio |
| 23 | Alma Brito | 14 | Daughter | — | Ohio |
| 24 | Joan Brito | 11 | Daughter | — | Michigan |
| 25 | Evelyn Brito | 9 | Daughter | — | Michigan |
| 26 | Edward Brito | 7 | Son | — | Michigan |
| 27 | Sarkis Sarsian | 45 | Head | Core Lifter | Armenia |
| 28 | Sushan Sarsian | 40 | Wife | Seamstress | Turkey |
| 29 | John Mouradian | 15 | Step-son | — | Maine |
| 30 | Rose M Mouradian | 14 | Step-daughter | — | Maine |
| 31 | Carl B Montgomery | 31 | Head | Chrome Plater | Michigan |
| 32 | Winona M Montgomery | 25 | Wife | — | Michigan |
| 33 | Carl B Montgomery | 6 | Son | — | Michigan |
| 34 | Sharon R Montgomery | 5 | Daughter | — | Michigan |
| 35 | Benito Barreto | 39 | Head | Electrician | Mexico |
| 36 | Gertrude Barreto | 32 | Wife | — | Germany |
| 37 | Virginia Barreto | 10 | Daughter | — | Michigan |
| 38 | Benito Barreto | 9 | Son | — | Michigan |
| 39 | Hildegarde Barreto | 7 | Daughter | — | Michigan |
| 40 | Thomas Barreto | 5 | Son | — | Michigan |
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)