JL
John Lang — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Lang across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents John & Helen — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Lang |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Stock Man |
| Industry | Auto Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Stock Man |
| Township / Ward | Detroit |
| Est. Birth Year | ~1917 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Janis Lang | Daughter | — | 20 | ~1920 |
| Etta Lang | Head | — | 51 | ~1889 |
| John Lang | Son | — | 23 | ~1917 |
| James Lang | Son | — | 25 | ~1915 |
| Helen Lang | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Macomb, Michigan
Son, age 3
Macomb, Michigan · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lang |
| Given Name | John Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Macomb, Michigan
Son, age 13
Macomb, Michigan · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lang |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 23
Wayne-County, Michigan · implied b. ~1917 — 5 household members
| Surname | Lang |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Occupation | Stock Man |
| Industry | Auto Plant |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 266 |
| Highest Grade | C 2 |
| 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 John Lang across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Lang (~0.92 confidence) and mother Helen Lang (~0.92 confidence) and mother Mary Lang (~0.92 confidence) and mother Mary Lang (~0.92 confidence) and mother Etta Lang (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Lang
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Helen Lang
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Mary Lang
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mary Lang
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Etta Lang
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lang
Son · 1940 · age 23 · b. ~1917 · Michigan
★ You are viewing this record
Sibling
James Lang
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janis Lang
Sibling · 1940 · age 20
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-t0627-01859-01057)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Axel Golderman | 45 | Head | Accountant | Michigan |
| 2 | Hannah Golderman | 44 | Wife | — | Nebraska |
| 3 | John H. Reading | 47 | Head | Electrician | Michigan |
| 4 | Naomi Reading | 46 | Wife | — | Ohio |
| 5 | George R. Reading | 26 | Son | Apprentice | Michigan |
| 6 | John J. Reading | 18 | Son | Mail Clerk | Ohio |
| 7 | Ida Reading | 15 | Daughter | — | Ohio |
| 8 | Alice Reading | 11 | Daughter | — | Michigan |
| 9 | Lester Backer | 39 | Head | Proprietor & Entertainer | North Dakota |
| 10 | Violet Backer | 34 | Wife | — | South Dakota |
| 11 | Gloria Backer | 14 | Daughter | — | Montana |
| 12 | Darlene Backer | 7 | Daughter | — | Michigan |
| 13 | Boris Kishpaugh | 55 | Head | Proprietor | Russia |
| 14 | Sarah Kishpaugh | 43 | Wife | Receptionist | Russia |
| 15 | Gertrude Kishpaugh | 23 | Daughter | Photographer | Pennsylvania |
| 16 | Katherine Mosher | 21 | Housekeeper | Housekeeper | Michigan |
| 17 | Joseph B. Vannier | 67 | Head | Clerk | Canada |
| 18 | Mary E. Vannier | 60 | Wife | Saleslady | Canada |
| 19 | Gifford Vannier | 35 | Son | Proprietor & Player | Michigan |
| 20 | Ralph Becker | 55 | Head | Die Sinker | Pennsylvania |
| 21 | Anna Becker | 53 | Wife | — | Pennsylvania |
| 22 | Elizabeth Becker | 15 | Daughter | — | Michigan |
| 23 | John Meyers | 85 | Father-in-law | — | Germany |
| 24 | Norman Halogen | 57 | Head | Tool & Die Maker | Michigan |
| 25 | Emilie Halogen | 50 | Wife | — | Michigan |
| 26 | Harold Halogen | 30 | Son | Tool & Die Maker | Michigan |
| 27 | Jeanetta Halogen | 30 | Daughter-in-law | — | Michigan |
| 28 | William Ellis | 26 | Head | Auto Mechanic | Michigan |
| 29 | Mary E. Ellis | 23 | Wife | — | Michigan |
| 30 | Ruth Birt | 59 | Mother-in-law | — | Michigan |
| 31 | Axel Holmgren | 46 | Head | Sales Clerk | Michigan |
| 32 | Myrtle Holmgren | 47 | Wife | Salesman | New Jersey |
| 33 | Jerome Cook | 54 | Head | Mechanical Engineer | Ohio |
| 34 | Ethel Cook | 47 | Wife | — | Ohio |
| 35 | Etta Lang | 51 | Head | Warehouse Man | Michigan |
| 36 | Helen Lang | 56 | Wife | — | Michigan |
| 37 | James Lang | 25 | Son | Stock Man | Michigan |
| 38 | John Lang THIS PERSON | 23 | Son | Stock Man | Michigan |
| 39 | Janis Lang | 20 | Daughter | — | Canada |
| 40 | Sam Mopps | 52 | Head | Decorator | Illinois |
Pedigree Summary
John + 2 siblings
Gen 1 · 5 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)