JW
John Wolf — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Wolf across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents John & Victoria — first a head (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Male
Head
Born: Hungary
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Wolf |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Alien |
| Additional Details | |
| Occupation | Machine hand-metal |
| Industry | Automobile factory |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 490 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
| Occupation | Machine Hand-Metal |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1902 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Rose Wolf | Daughter | — | 8 | ~1932 |
| Mary Wolf | Daughter | — | 12 | ~1928 |
| John Wolf | Head | — | 38 | ~1902 |
| Joseph Wolf | Son | — | 10 | ~1930 |
| John Wolf | Son | — | 16 | ~1924 |
| Rose Wolf | Spouse | — | 32 | ~1908 |
Census Appearances
1920
Wayne, Michigan
Son, age 21
Wayne, Michigan · implied b. ~1899 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | John R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Hungary |
| Year of Immigration | 1912 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Drill Press |
| Industry | Motor Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Magyar |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1930
Wayne, Michigan
Other, age 27
Wayne, Michigan · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wolf |
| Given Name | John J. |
| Relationship to Head | Son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Hungary |
| Year of Immigration | 1917 |
| Age at First Marriage | 22 |
| Father's Birthplace | Hungary |
| Mother's Birthplace | Hungary |
| Occupation | Framer |
| Industry | Body Work |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Magyar |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
1940
Wayne-County, Michigan
Head, age 38
Wayne-County, Michigan · implied b. ~1902 — 6 household members
| Surname | Wolf |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Hungary |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Alien |
| Occupation | Machine hand-metal |
| Industry | Automobile factory |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 490 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth Country | Hungary |
| Birthplace (normalized) | hungary |
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 John Wolf across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Wolf (~0.92 confidence) and mother Victoria Wolf (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Wolf
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Victoria Wolf
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Wolf
Head · 1940 · age 38 · b. ~1902 · 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-t0627-01855-00326)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lawrence Johnson | 5 | Son | — | Michigan |
| 42 | Mary Morrison | 24 | Cousin | Beauty Operator | Mississippi |
| 43 | Percy Powell | 42 | Head | Laborer | Georgia |
| 44 | Claudine Powell | 39 | Wife | Private Housework | Georgia |
| 45 | Charlie Powell | 19 | Son | — | Georgia |
| 46 | Ruth Powell | 17 | Daughter | — | Georgia |
| 47 | Percy Jr. Powell | 15 | Son | — | Michigan |
| 48 | Vivian Powell | 13 | Daughter | — | Michigan |
| 49 | James Henry Curry | 55 | Head | Crane Operator | South Carolina |
| 50 | Fanny Curry | 35 | Wife | — | South Carolina |
| 51 | Joel Curry | 26 | Son | Press Operator | South Carolina |
| 52 | Mary Curry | 23 | Daughter | — | South Carolina |
| 53 | Carrie Curry | 11 | Daughter | — | South Carolina |
| 54 | Hollis Johnston | 49 | Head | Laborer | Kentucky |
| 55 | Lola Johnston | 39 | Wife | — | Kentucky |
| 56 | Douglas Johnston | 11 | Son | — | Michigan |
| 57 | Simon Harrison | 35 | Lodger | Press Operator | Kentucky |
| 58 | John Wolf THIS PERSON | 38 | Head | Machine Hand-Metal | Hungary |
| 59 | Rose Wolf | 32 | Wife | — | Hungary |
| 60 | John Jr. Wolf | 16 | Son | — | Ohio |
| 61 | Joseph Wolf | 10 | Son | — | Michigan |
| 62 | Rose Wolf | 8 | Daughter | — | Michigan |
| 63 | Mary Ann Wolf | 12 | Daughter | — | Michigan |
| 64 | John Javanavich | 31 | Head | Press Operator | Iowa |
| 65 | Sophie Javanavich | 28 | Wife | Waitress | Iowa |
| 66 | Pauline Javanavich | 4 | Daughter | — | Michigan |
| 67 | Proctor Lewandowski | 57 | Head | Plasterer | Poland |
| 68 | Julia Lewandowski | 59 | Wife | — | Poland |
| 69 | Edward Lewandowski | 31 | Son | Truck Driver | Michigan |
| 70 | Max Mazorowicz | 26 | Lodger | Newsboy | Michigan |
| 71 | Alex Tomaszyk | 50 | Head | Laborer-Maintenance | Poland |
| 72 | Anna Tomaszyk | 43 | Wife | — | New York |
| 73 | Edward Tomaszyk | 18 | Son | Forest Work | Michigan |
| 74 | Angeline Tomaszyk | 17 | Daughter | — | Michigan |
| 75 | Rita Tomaszyk | 14 | Daughter | — | Michigan |
| 76 | Raymond Tomaszyk | 9 | Son | — | Michigan |
| 77 | Walter Mudipwski | 52 | Head | Machinist | Poland |
| 78 | Angeline Mudipwski | 46 | Wife | — | Poland |
| 79 | Edwin Mudipwski | 19 | Son | New Worker | Missouri |
| 80 | Eugene Mudipwski | 14 | Son | — | Michigan |
Pedigree Summary
John
Gen 1 · 2 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)