MK
Mary Kaufman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Kaufman across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1896), then head of a 7-person household.
Age 44
b. ~1896
Female
Spouse
Born: Russia
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Kaufman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
| Township / Ward | Detroit |
| Est. Birth Year | ~1896 |
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 |
|---|---|---|---|---|
| Bernard Kaufman | Son | — | 21 | ~1919 |
| Sandra Kaufman | Daughter | — | 5 | ~1935 |
| Herbert Kaufman | Son | — | 15 | ~1925 |
| Harry Kaufman | Son | — | 23 | ~1917 |
| Estelle Kaufman | Daughter | — | 22 | ~1918 |
| Mary Kaufman | Spouse | — | 44 | ~1896 |
| Morris Kaufman | Head | — | 46 | ~1894 |
Census Appearances
1920
Wayne, Michigan
Spouse, age 28
Wayne, Michigan · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | Mrs |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Russia |
| Year of Immigration | 1910 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Jewish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1930
Wayne, Michigan
Spouse, age 34
Wayne, Michigan · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kaufman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Russia |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 19 |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Mother Tongue | Yiddish |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
1940
Wayne-County, Michigan
Spouse, age 44
Wayne-County, Michigan · implied b. ~1896 — 7 household members
| Surname | Kaufman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Russia |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Naturalized |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth Country | Russia |
| Birthplace (normalized) | russia |
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 Kaufman 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 Kaufman
Spouse · 1940 · age 44 · b. ~1896 · 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 — 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-t0627-01860-00781)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Judith Corth | 5 | Daughter | — | Michigan |
| 42 | Le Roy Meacham | 19 | Lodger | Painter Helper | Wisconsin |
| 43 | Arthur Mitzner | 51 | Head | General Foreman | Michigan |
| 44 | Ida Mitzner | 50 | Wife | — | Michigan |
| 45 | Melvin Mitzner | 22 | Son | Apprentice Die Maker | Michigan |
| 46 | Deloris Mitzner | 19 | Daughter | Secretary | Michigan |
| 47 | Thomas Douglas | 45 | Head | Machine Repair | Scotland |
| 48 | Mary Douglas | 43 | Wife | — | Michigan |
| 49 | Louis Douglas | 17 | Son | — | Scotland |
| 50 | Frances Douglas | 15 | Daughter | — | Michigan |
| 51 | Morris Kaufman | 46 | Head | Plumber | Russia |
| 52 | Mary Kaufman THIS PERSON | 44 | Wife | — | Russia |
| 53 | Bernard Kaufman | 21 | Son | Plumber Helper | Michigan |
| 54 | Herbert Kaufman | 15 | Son | — | Michigan |
| 55 | Harry Kaufman | 23 | Son | Plumber Helper | Michigan |
| 56 | Estelle Kaufman | 22 | Daughter | — | Michigan |
| 57 | Sandra Kaufman | 5 | Daughter | — | Michigan |
| 58 | Glenn Butler | 43 | Head | Bartender | Michigan |
| 59 | Bertha Butler | 45 | Wife | — | Ohio |
| 60 | Patricia Butler | 10 | Daughter | — | Michigan |
| 61 | Mary Dixon | 79 | Mother-in-law | — | Kentucky |
| 62 | Homer Dixon | 40 | Brother-in-law | Clerical Worker | Ohio |
| 63 | Clark Ewing | 25 | Head | Decorator | West Virginia |
| 64 | Jane Ewing | 27 | Wife | — | Michigan |
| 65 | Clark Ewing | 0 | Son | — | Michigan |
| 66 | Frank Roberts | 40 | Head | Mason | Pennsylvania |
| 67 | James Mallone | 20 | Nephew | Station Attendant | Michigan |
| 68 | William Mallone | 19 | Nephew | Production Work | Michigan |
| 69 | Margaret Sullivan | 40 | Housekeeper | — | Pennsylvania |
| 70 | Gass Beech | 36 | Head | Proprietor | Kentucky |
| 71 | Estelle Beech | 36 | Wife | — | Kentucky |
| 72 | Julian Beech | 8 | Son | — | Kentucky |
| 73 | Betty Jo Beech | 6 | Daughter | — | Kentucky |
| 74 | Norman True | 75 | Father-in-law | — | Kentucky |
| 75 | Leo Furst | 34 | Head | Plumber | Poland |
| 76 | Molly Furst | 28 | Wife | — | Ohio |
| 77 | Sandra Furst | 5 | Daughter | — | Michigan |
| 78 | Irving Sacks | 23 | Head | Salesman | Russia |
| 79 | Minnie Sacks | 24 | Wife | Bookkeeper | Ohio |
| 80 | Edward Hollydenfer | 31 | Head | Auto Body Engineer | 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)