DJ
Dorothy Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Oakland-County, Michigan
Our Model Tree links this Dorothy Johnson across the 1920, 1930 and 1940 US Censuses in Oakland-County, Michigan (XGBoost, ~Confirmed), with identified parents Robert & William — first a spouse (b.~1920), then head of a 3-person household.
Age 20
b. ~1920
Female
Spouse
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Oakland-County, Michigan |
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Pontiac City |
| 1935 Residence (County) | Oakland |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H 10 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Pontiac City |
| Est. Birth Year | ~1920 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Patricia Johnson | Daughter | — | 2 | ~1938 |
| John Johnson | Head | — | 23 | ~1917 |
| Dorothy Johnson | Spouse | — | 20 | ~1920 |
Census Appearances
1920
Oakland, Michigan
Daughter, age
Oakland, Michigan · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Class of Worker | W |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Oakland, Michigan
Daughter, age 10
Oakland, Michigan · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| 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
Oakland-County, Michigan
Spouse, age 20
Oakland-County, Michigan · implied b. ~1920 — 3 household members
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Pontiac City |
| 1935 Residence (County) | Oakland |
| Industry | 0 |
| Highest Grade | H 10 |
| 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 Dorothy Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence) and mother Hattie Johnson (~0.92 confidence) and mother Miriam Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Johnson
b. ~1891
Source father
● Household
· direct · ~0.92
Father
William Johnson
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Hattie Johnson
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Miriam Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Johnson
Spouse · 1940 · age 20 · b. ~1920 · 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 — Oakland-County, Michigan
Open full size
1940 US Federal Census — Oakland-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01801-00628)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jesse Halliday | 56 | Head | Jig + Dye Maker | Michigan |
| 2 | Bessie Halliday | 40 | Wife | — | Michigan |
| 3 | Robert P. Scott | 35 | Head | Barber | Michigan |
| 4 | Lillian Scott | 34 | Wife | — | Michigan |
| 5 | Frank O. Healy | 68 | Head | Salesman | Michigan |
| 6 | Maude Healy | 66 | Wife | — | Indiana |
| 7 | Russell D. Healy | 38 | Son | Painter | Michigan |
| 8 | Lucille May Healy | 18 | Wife | — | Indiana |
| 9 | Steve Kowalski | 25 | Head | Laborer | Michigan |
| 10 | Sophie Kowalski | 24 | Wife | — | Michigan |
| 11 | Maggie M. Ludy | 67 | Head | — | England |
| 12 | Nathan U. Ludy | 27 | Son | Court Clerk | Michigan |
| 13 | Virginia Martens | 22 | Lodger | Saleswoman | Michigan |
| 14 | Charles Douglas | 41 | Head | Jitney Driver | Illinois |
| 15 | Nellie Douglas | 39 | Wife | — | Illinois |
| 16 | Roberta Douglas | 2 | Daughter | — | Michigan |
| 17 | John Johnson | 23 | Head | Deliverer | Michigan |
| 18 | Dorothy Johnson THIS PERSON | 20 | Wife | — | Michigan |
| 19 | Patricia Johnson | 2 | Daughter | — | Michigan |
| 20 | Clyde Pickering | 24 | Head | Dishwasher | Illinois |
| 21 | Alice Pickering | 51 | Wife | — | Michigan |
| 22 | Bertha Pickering | 2 | Daughter | — | Michigan |
| 23 | Otis L. King | 21 | Head | Furrier | Kentucky |
| 24 | Beulah King | 20 | Wife | — | Michigan |
| 25 | Dale Anto King | 0 | Son | — | Michigan |
| 26 | Anna Bowman | 56 | Head | — | England |
| 27 | Vera M. Bowman | 31 | Daughter | Saleswoman | England |
| 28 | Ralph Bowman | 17 | Son | Attendant | England |
| 29 | Gerald Bowman | 16 | Son | Paperboy | England |
| 30 | Colin Bowman | 14 | Son | — | England |
| 31 | Harry Gorgia | 60 | Head | Sewer Construction | Lundy |
| 32 | Andrew W. Neil | 54 | Head | Miller Feeder | Michigan |
| 33 | Clara Neil | 49 | Wife | — | Michigan |
| 34 | Roland Neil | 14 | Son | — | Minnesota |
| 35 | Maxine Neil | 13 | Daughter | — | Minnesota |
| 36 | James L. Van Cleave | 35 | Head | Cafe Worker | Tennessee |
| 37 | Grace Van Cleave | 32 | Wife | — | Mississippi |
| 38 | Powell Van Cleave | 2 | Son | — | Michigan |
| 39 | Joseph Duras | 40 | Head | Bus Driver | Italy |
| 40 | Josephine Duras | 43 | Wife | — | New York |
Pedigree Summary
Dorothy
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)