DJ
Dorothy Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Multnomah-County, Oregon
Our Model Tree links this Dorothy Johnson across the 1920, 1930 and 1940 US Censuses in Multnomah-County, Oregon (XGBoost, ~Confirmed), with identified parents Otto & Albert — first a daughter (b.~1918), then head of a 3-person household.
Age 22
b. ~1918
Female
Daughter
Born: Oregon
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Multnomah-County, Oregon |
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Additional Details | |
| Occupation | Librarian |
| Industry | Public Library |
| Class of Worker | GW |
| Income (1939) | 280 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Librarian |
| Township / Ward | Portland City |
| Est. Birth Year | ~1918 |
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 |
|---|---|---|---|---|
| Dorothy Johnson | Daughter | — | 22 | ~1918 |
| Otto Johnson | Head | — | 63 | ~1877 |
| Alma Johnson | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Multnomah, Oregon
Daughter, age 1
Multnomah, Oregon · implied b. ~1919 — 6 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 | 1 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Texas |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Multnomah, Oregon
Daughter, age 11
Multnomah, Oregon · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Dorothy D |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Oregon |
| Age at First Marriage | 11 |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Texas |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Multnomah-County, Oregon
Daughter, age 22
Multnomah-County, Oregon · implied b. ~1918 — 3 household members
| Surname | Johnson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | Portland city |
| 1935 Residence (County) | Multnomah |
| Occupation | Librarian |
| Industry | Public Library |
| Class of Worker | GW |
| Income (1939) | 280 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Otto Johnson (~0.92 confidence) and father Albert Johnson (~0.92 confidence) and mother Blanche Johnson (~0.92 confidence) and mother Blanche Johnson (~0.92 confidence) and mother Alma Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Otto Johnson
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Albert Johnson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Blanche Johnson
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Blanche Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Alma Johnson
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Johnson
Daughter · 1940 · age 22 · b. ~1918 · Oregon
★ 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 — Multnomah-County, Oregon
Open full size
1940 US Federal Census — Multnomah-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03389-00759)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clarence Steele | 39 | Head | Salesman | Oregon |
| 2 | Anne B Steele | 40 | Wife | — | Oregon |
| 3 | William Steele | 15 | Son | — | Oregon |
| 4 | Elinor Steele | 10 | Daughter | — | Oregon |
| 5 | Robert Steele | 8 | Son | — | Oregon |
| 6 | Otto O Johnson | 63 | Head | — | Sweden |
| 7 | Alma Johnson | 63 | Wife | — | Sweden |
| 8 | Dorothy Johnson THIS PERSON | 22 | Daughter | Librarian | Oregon |
| 9 | Charles Dereamer | 52 | Head | Salesman | Wisconsin |
| 10 | Edith Dereamer | 51 | Wife | — | Oregon |
| 11 | Charles Dereamer | 27 | Son | Manager | Oregon |
| 12 | Harvey Blakeslee | 64 | Head | Chief Clerk | Pennsylvania |
| 13 | Evelyn Blakeslee | 65 | Wife | — | Pennsylvania |
| 14 | George Blakeslee | 28 | Son | Salesman | Oregon |
| 15 | Richard Blakeslee | 18 | Son | — | Oregon |
| 16 | Neighbors | None | — | — | — |
| 17 | Jacob Ackerman | 52 | Head | Tire Repairman | Switzerland |
| 18 | Josephine Ackerman | 62 | Wife | — | Switzerland |
| 19 | Maggie Michel | 74 | Lodger | — | Germany |
| 20 | Charles Moser | 51 | Lodger | Butler | France |
| 21 | Minnie Moser | 39 | Lodger | Maid | New Jersey |
| 22 | Lyman Cooley | 40 | Head | Branch Manager | Oregon |
| 23 | Kathren Cooley | 39 | Wife | — | Oregon |
| 24 | Sara Ann Cooley | 8 | Daughter | — | Oregon |
| 25 | Susan Cooley | 6 | Daughter | — | Oregon |
| 26 | Laura Froom | 79 | Mother | — | Missouri |
| 27 | Louis Buntzel | 50 | Head | Mechanic | Austria |
| 28 | Alta Buntzel | 43 | Wife | — | Oregon |
| 29 | Richard Buntzel | 21 | Son | Mechanic | Oregon |
| 30 | Frank Mccormick | 60 | Head | Bridge Supervisor | Minnesota |
| 31 | Elise Mccormick | 58 | Wife | — | Wisconsin |
| 32 | Kenneth Mccormick | 35 | Son | Bridge Carpenter | North Dakota |
| 33 | James Mccormick | 24 | Son | Brakeman | Oregon |
| 34 | Terrance Mccormick | 13 | Grandson | — | Oregon |
| 35 | Geraldine Mccormick | 6 | Granddaughter | — | Oregon |
| 36 | John Rich | 40 | Head | Division Manager | Minnesota |
| 37 | Violet Rich | 35 | Wife | — | Oregon |
| 38 | John Jr Rich | 10 | Son | — | Oregon |
| 39 | Dolores Rich | 8 | Daughter | — | Oregon |
| 40 | Robert Stentz | 46 | Head | Salesman | Iowa |
Related Census Records
Pedigree Summary
Dorothy
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)