MS
Mary Schwartz — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Oakland-County, Michigan
Our Model Tree links this Mary Schwartz across the 1920, 1930 and 1940 US Censuses in Oakland-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 7-person household.
Age 46
b. ~1894
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Oakland-County, Michigan |
| Surname | Schwartz |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Holly Village |
| 1935 Residence (County) | Oakland |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Holly Village |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Theodore Schwartz | Son | — | 15 | ~1925 |
| Madine Ray | Daughter | — | 24 | ~1916 |
| William Schwartz | Son | — | 25 | ~1915 |
| William Schwartz | Head | — | 50 | ~1890 |
| Alpheus Ray | Other | — | 22 | ~1918 |
| Mary Ray | Other | — | 3 | ~1937 |
| Mary Schwartz | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Oakland, Michigan
Spouse, age 26
Oakland, Michigan · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swartz |
| Given Name | Mary W. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Oakland, Michigan
Spouse, age 36
Oakland, Michigan · implied b. ~1894 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schwartz |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 19 |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Oakland-County, Michigan
Spouse, age 46
Oakland-County, Michigan · implied b. ~1894 — 7 household members
| Surname | Schwartz |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Holly Village |
| 1935 Residence (County) | Oakland |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Schwartz across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Schwartz
Spouse · 1940 · age 46 · b. ~1894 · Michigan
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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 — Oakland-County, Michigan
Open full size
1940 US Federal Census — Oakland-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01799-00877)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earl Beigel | 47 | Head | Truck Driver | Michigan |
| 42 | Leora Beigel | 40 | Wife | — | Michigan |
| 43 | Iris Beigel | 15 | Daughter | — | Michigan |
| 44 | Russell Warner | 8 | Nephew | — | Michigan |
| 45 | Morris Tubbs | 71 | Head | Laborer | Michigan |
| 46 | Milan Tubbs | 68 | Brother | Laborer | Michigan |
| 47 | Morton Tubbs | 67 | Brother | Laborer | Michigan |
| 48 | Frank Adams | 54 | Head | Minister | Pennsylvania |
| 49 | Daisy Adams | 44 | Wife | Clerk | Michigan |
| 50 | Robert Adams | 21 | Son | Clerk | Michigan |
| 51 | William Adams | 19 | Son | Clerk | Michigan |
| 52 | James Adams | 17 | Son | Usher | Michigan |
| 53 | Estella Hall | 65 | Mother-in-law | — | Michigan |
| 54 | Leon Tinsman | 27 | Head | Sample Dept | Michigan |
| 55 | Geraldine Tinsman | 25 | Wife | — | Michigan |
| 56 | Barbara Tinsman | 3 | Daughter | — | Michigan |
| 57 | Dewey Darling | 41 | Head | Truck Driver | Michigan |
| 58 | Ethel Darling | 37 | Wife | Foreman | Michigan |
| 59 | Elmer Cartwright | 73 | Step-father | — | Michigan |
| 60 | Elmer Leighty | 35 | Head | Spring Maker | Michigan |
| 61 | Elizabeth Leighty | 30 | Wife | — | Utah |
| 62 | Herbert Hill | 37 | Head | Metal Assembler | New York |
| 63 | Irene Hill | 18 | Daughter | Maid | New York |
| 64 | Howard M. Hill | 17 | Son | — | New York |
| 65 | Donald Hill | 16 | Son | — | New York |
| 66 | Evelyn Hill | 14 | Daughter | — | New York |
| 67 | Raymond Hill | 13 | Son | — | Michigan |
| 68 | Allan Hill | 12 | Son | — | Michigan |
| 69 | Doris Hill | 10 | Daughter | — | Michigan |
| 70 | William D. Schwartz | 50 | Head | Press Helper | Michigan |
| 71 | Mary Schwartz THIS PERSON | 46 | Wife | — | Michigan |
| 72 | William Jr. Schwartz | 25 | Son | Laborer | Michigan |
| 73 | Theodore Schwartz | 15 | Son | — | Michigan |
| 74 | Alpheus Ray | 22 | Son-in-law | Laborer | Pennsylvania |
| 75 | Madine Ray | 24 | Daughter | — | Michigan |
| 76 | Mary Ray | 3 | Granddaughter | — | Michigan |
| 77 | Bill Watson | 31 | Head | Laborer | Michigan |
| 78 | Hilda Watson | 28 | Wife | — | Michigan |
| 79 | Albert Watson | 8 | Son | — | Michigan |
| 80 | Leonard Watson | 3 | 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)