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Mary Lutz — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Lutz across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents Peter & Louisa — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Lutz |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Cost Clerk |
| Industry | Advertising |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 999 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Cost Clerk |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1919 |
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 |
|---|---|---|---|---|
| Robert Lutz | Son | — | 15 | ~1925 |
| Mary Lutz | Daughter | — | 21 | ~1919 |
| Louise Lutz | Head | — | 47 | ~1893 |
| Betty Lutz | Daughter | — | 20 | ~1920 |
| Peter Lutz | Son | — | 11 | ~1929 |
Census Appearances
1920
Wayne, Michigan
Daughter, age 1
Wayne, Michigan · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lutz |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Michigan |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Wayne, Michigan
Daughter, age 11
Wayne, Michigan · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lutz |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 21
Wayne-County, Michigan · implied b. ~1919 — 5 household members
| Surname | Lutz |
| Given Name | Mary L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Occupation | Cost Clerk |
| Industry | Advertising |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 999 |
| Highest Grade | H-4 |
| 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 Lutz across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Peter Lutz (~0.92 confidence) and mother Louisa Lutz (~0.92 confidence) and father Peter Lutz (~0.92 confidence) and mother Louise Lutz (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Peter Lutz
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Louisa Lutz
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Peter Lutz
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Louise Lutz
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Lutz
Daughter · 1940 · age 21 · b. ~1919 · Michigan
★ You are viewing this record
Sibling
Betty Lutz
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Lutz
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Lutz
Sibling · 1940 · age 11
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 — 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-t0627-01880-00610)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ernest Mountain | 58 | Head | Foreman | Kentucky |
| 2 | Mary Mountain | 45 | Wife | — | Alabama |
| 3 | Elbert Mountain | 17 | Son | New Worker | Georgia |
| 4 | Emmeroy Mountain | 15 | Daughter | — | Michigan |
| 5 | Lorraine Mountain | 13 | Daughter | — | Michigan |
| 6 | Lucille Mountain | 11 | Daughter | — | Michigan |
| 7 | Rosemary Mountain | 9 | Daughter | — | Michigan |
| 8 | Dorothy Mountain | 8 | Daughter | — | Michigan |
| 9 | Ernest Mountain | 3 | Son | — | Michigan |
| 10 | Gertrude Mountain | 21 | Daughter | — | Georgia |
| 11 | J. T. Bolton | 40 | Head | Waitress | Alabama |
| 12 | Pearl Bolton | 40 | Wife | Barber | Michigan |
| 13 | Betty B. Kelly | 25 | Niece | — | Michigan |
| 14 | Bernard Kelly | 33 | Nephew | — | Michigan |
| 15 | Stewart Kelly | 22 | Nephew | Assembler | Michigan |
| 16 | Ann R. Kelly | 21 | Niece | Assembler | Michigan |
| 17 | Eleanor E. Kelly | 18 | Niece | New Worker | Michigan |
| 18 | Alfred G. Guimond | 44 | Head | New Worker | Michigan |
| 19 | Michelle H. Guimond | 44 | Wife | Traveling Salesman | Ohio |
| 20 | Alfred C. Guimond | 20 | Son | Clerical Equipment Dept | Michigan |
| 21 | John H. Guimond | 12 | Son | — | Michigan |
| 22 | Gloria T. Guimond | 9 | Daughter | — | Michigan |
| 23 | Maria B. Guimond | 5 | Daughter | — | Michigan |
| 24 | Michelle A. Guimond | 2 | Daughter | — | Michigan |
| 25 | Louis S. Howard | 44 | Head | Draftsman | Michigan |
| 26 | Margaret Howard | 40 | Wife | — | Michigan |
| 27 | Constance Howard | 69 | Mother | — | Michigan |
| 28 | Marlyn Macon | 20 | Lodger | Machine Operator | Michigan |
| 29 | Anna A. Mingler | 51 | Head | — | Michigan |
| 30 | Mabel H. Mingler | 21 | Daughter | Stenographer | Michigan |
| 31 | Louise E. Lutz | 47 | Head | President | Michigan |
| 32 | Mary L. Lutz THIS PERSON | 21 | Daughter | Cost Clerk | Michigan |
| 33 | Betty A. Lutz | 20 | Daughter | Pay Roll Clerk | Michigan |
| 34 | Robert Lutz | 15 | Son | — | Michigan |
| 35 | Peter Lutz | 11 | Son | — | Michigan |
| 36 | Sam Blane | 76 | Head | Printer | Ohio |
| 37 | Bertha Blane | 48 | Wife | Keeper | Pennsylvania |
| 38 | Jean Blane | 20 | Daughter | Secretary | Michigan |
| 39 | Ed. Campbell | 46 | Lodger | Steam Pump Operator | Eire |
| 40 | Arthur R. Alquist | 55 | Lodger | Teacher | Michigan |
Pedigree Summary
Mary + 3 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)