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Mary Lang — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Mary Lang across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 4-person household.
Age 51
b. ~1889
Female
Spouse
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Lang |
| Given Name | Mary W |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Detroit city |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Alien |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1889 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Richard Kemp | Son | — | 5 | ~1935 |
| Mary Kemp | Daughter | — | 27 | ~1913 |
| Thomas Lang | Head | — | 51 | ~1889 |
| Mary Lang | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Wayne, Michigan
Spouse, age 31
Wayne, Michigan · implied b. ~1889 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Laing |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1908 |
| Naturalization Status | Alien |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Wayne, Michigan
Spouse, age 40
Wayne, Michigan · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Laing |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1908 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Wayne-County, Michigan
Spouse, age 51
Wayne-County, Michigan · implied b. ~1889 — 4 household members
| Surname | Lang |
| Given Name | Mary W |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Detroit city |
| 1935 Residence (County) | Wayne |
| Naturalization Status | Alien |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Lang across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Lang
Spouse · 1940 · age 51 · b. ~1889 · 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-t0627-01877-00149)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Lang | 51 | Head | Manager | Scotland |
| 2 | Mary W Lang THIS PERSON | 51 | Wife | — | Scotland |
| 3 | Mary Kemp | 27 | Daughter | Stenographer | Michigan |
| 4 | Richard G Kemp | 5 | Son | — | Michigan |
| 5 | Peter Pilla | 47 | Head | Mechanic | S. Carolina |
| 6 | Pauline Pilla | 41 | Wife | — | S. Carolina |
| 7 | Robert Pilla | 13 | Son | — | Michigan |
| 8 | Charles Moolenaar | 49 | Lodger | Draftsman | Holland |
| 9 | Fred Gormann | 48 | Head | Coach Cleaner | Germany |
| 10 | Helen Gormann | 43 | Wife | — | Germany |
| 11 | Helmut Gormann | 21 | Son | Repair | Germany |
| 12 | Hilda Gormann | 15 | Daughter | — | Michigan |
| 13 | Henry Gormann | 50 | Brother | Lathe Hand | Germany |
| 14 | Leland Kohnke | 37 | Head | Repairman | Wisconsin |
| 15 | Mabel Kohnke | 39 | Wife | — | Michigan |
| 16 | Thomas S Foulds | 15 | Son | — | Michigan |
| 17 | Yvonne Kohnke | 8 | Daughter | — | Michigan |
| 18 | Duane Kohnke | 6 | Son | — | Michigan |
| 19 | Karen Kohnke | 2 | Daughter | — | Michigan |
| 20 | Caroline Kohnke | 73 | Mother | — | Germany |
| 21 | Ruth Kohnke | 35 | Sister | — | Wisconsin |
| 22 | Fred Howell | 40 | Head | Shipping Clerk | Ohio |
| 23 | Helen Howell | 38 | Wife | Laundress | Ohio |
| 24 | Dorothy Howell | 16 | Daughter | — | Michigan |
| 25 | Fred Howell | 15 | Son | — | Michigan |
| 26 | Norbert Revels | 24 | Roomer | Truck Driver | Michigan |
| 27 | Eloise Revels | 25 | Roomer | — | Michigan |
| 28 | Sharon Revels | 1 | Roomer | — | Michigan |
| 29 | Chester Smith | 31 | Head | Lawyer | Alabama |
| 30 | Consuelo Smith | 31 | Wife | Social Worker | Ohio |
| 31 | Raymond Deng | 33 | Head | Decorator | Michigan |
| 32 | Anna Deng | 35 | Wife | — | Ireland |
| 33 | Helen Deng | 6 | Daughter | — | Michigan |
| 34 | Jean A Deng | 3 | Daughter | — | Michigan |
| 35 | Orville Deng | 29 | Brother | Decorator | Michigan |
| 36 | Edward Redman | 40 | Head | Bookkeeper | Michigan |
| 37 | Gladys Redman | 38 | Wife | — | Illinois |
| 38 | Delphine Redman | 16 | Daughter | — | Michigan |
| 39 | Margaret Redman | 14 | Daughter | — | Michigan |
| 40 | Beatrice Redman | 9 | Daughter | — | 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)