DJ
Dorothy Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Muskegon-County, Michigan
Our Model Tree links this Dorothy Johnson across the 1920, 1930 and 1940 US Censuses in Muskegon-County, Michigan (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a daughter (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Muskegon-County, Michigan |
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Muskegon City |
| 1935 Residence (County) | Muskegon |
| Additional Details | |
| Occupation | Comptometrist |
| Industry | Foundry Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 56 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Comptometrist |
| Township / Ward | Muskegon 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Helen Johnson | Daughter | — | 26 | ~1914 |
| Dorothy Johnson | Daughter | — | 21 | ~1919 |
| Charles Johnson | Head | — | 74 | ~1866 |
| Lizzie Johnson | Spouse | — | 65 | ~1875 |
Census Appearances
1920
Muskegon, Michigan
Daughter, age 1
Muskegon, Michigan · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Sweden |
| Mother Tongue | Swedish |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Muskegon, Michigan
Daughter, age 11
Muskegon, Michigan · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Muskegon-County, Michigan
Daughter, age 21
Muskegon-County, Michigan · implied b. ~1919 — 4 household members
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Muskegon City |
| 1935 Residence (County) | Muskegon |
| Occupation | Comptometrist |
| Industry | Foundry Office |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 56 |
| 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 Dorothy Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Johnson (~0.92 confidence) and father Charles Johnson (~0.92 confidence) and father Charles Johnson (~0.92 confidence) and mother Lizzie Johnson (~0.92 confidence) and mother Lizzie Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Johnson
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Charles Johnson
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Charles Johnson
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Lizzie Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Lizzie Johnson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Johnson
Daughter · 1940 · age 21 · b. ~1919 · Michigan
★ You are viewing this record
Sibling
Helen Johnson
Sibling · 1940 · age 26
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 — Muskegon-County, Michigan
Open full size
1940 US Federal Census — Muskegon-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01794-00506)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Mae Larsen | 15 | Daughter | — | Michigan |
| 42 | Amelia Bigelow | 25 | Head | Seamstress | Michigan |
| 43 | Robert Bigelow | 5 | Son | — | Illinois |
| 44 | Jacob Ivanick | 62 | Father | Bleacher | Czechoslovakia |
| 45 | Martha Ivanick | 23 | Sister | Domestic | Michigan |
| 46 | Mary Ivanick | 21 | Sister | Assembler | Michigan |
| 47 | Harold Brown | 28 | Head | Registering Room | Michigan |
| 48 | Audrey Brown | 25 | Wife | — | Michigan |
| 49 | Harold Jr Brown | 8 | Son | — | Michigan |
| 50 | Richard Brown | 5 | Son | — | Michigan |
| 51 | Wanda Brown | 3 | Daughter | — | Michigan |
| 52 | Frank Colvin | 69 | Head | — | Michigan |
| 53 | Mae Colvin | 70 | Wife | — | Michigan |
| 54 | Charles Freese | 69 | Head | — | Canada-English |
| 55 | Alvina Freese | 60 | Wife | — | Michigan |
| 56 | Loren R. Knapp | 38 | Head | Locomotive Fireman | Michigan |
| 57 | Margaret M. Knapp | 34 | Wife | — | Michigan |
| 58 | Elizabeth Knapp | 9 | Daughter | — | Michigan |
| 59 | Margaret J. Knapp | 5 | Daughter | — | Michigan |
| 60 | Patricia A. Knapp | 5 | Daughter | — | Michigan |
| 61 | Charles Johnson | 74 | Head | — | Denmark |
| 62 | Lizzie Johnson | 65 | Wife | — | Sweden |
| 63 | Helen Johnson | 26 | Daughter | Saleslady | Michigan |
| 64 | Dorothy Johnson THIS PERSON | 21 | Daughter | Comptometrist | Michigan |
| 65 | Frederick Jeannot | 27 | Head | Electric Welder | Michigan |
| 66 | Virginia Jeannot | 23 | Wife | — | Illinois |
| 67 | Richard Jeannot | 3 | Son | — | Michigan |
| 68 | Abraham Evans | 28 | Head | Salesman | Michigan |
| 69 | Margaret Evans | 28 | Wife | — | Michigan |
| 70 | Gail Evans | 3 | Daughter | — | Michigan |
| 71 | Daniel Evans | 0 | Son | — | Michigan |
| 72 | Clark Peoples | 46 | Head | Superintendent | Indiana |
| 73 | Edna Peoples | 44 | Wife | — | Michigan |
| 74 | Clark Jr Peoples | 14 | Son | — | Michigan |
| 75 | Ruth Pattenger | 67 | Head | — | Michigan |
| 76 | Mary Stafford | 76 | Sister | — | Pennsylvania |
| 77 | Christopher Cady | 58 | Head | Machine Operator | Michigan |
| 78 | Elizabeth Cady | 55 | Wife | — | Michigan |
| 79 | Howard Cady | 19 | Son | New Vendor | Michigan |
| 80 | Martha M. Dahl | 49 | Head | Proprietress | Michigan |
Pedigree Summary
Dorothy + 1 sibling
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)