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Alice Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Alice Johnson across the 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents John & Mary — first a daughter (b.~1919), then head of a 3-person household.
Age 21
b. ~1919
Female
Daughter
Born: Washington
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Johnson |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Waitress |
| Industry | Variety store |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 350 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Waitress |
| Township / Ward | Seattle 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Alice Johnson | Daughter | — | 21 | ~1919 |
| Mable Johnson | Daughter | — | 21 | ~1919 |
| Ellen Johnson | Head | — | 57 | ~1883 |
Census Appearances
1920
King, Washington
Daughter, age 1
King, Washington · implied b. ~1919 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Washington |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Daughter, age 11
King, Washington · implied b. ~1919 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Daughter, age 21
King-County, Washington · implied b. ~1919 — 3 household members
| Surname | Johnson |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle City |
| 1935 Residence (County) | King |
| Occupation | Waitress |
| Industry | Variety store |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 350 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 Alice Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Fitzgerald (~0.92 confidence) and mother Mary Fitzgerald (~0.92 confidence) and mother Ellen Johnson (~0.92 confidence) and mother Hattie Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Fitzgerald
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Mary Fitzgerald
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Ellen Johnson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Hattie Johnson
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alice Johnson
Daughter · 1940 · age 21 · b. ~1919 · Washington
★ You are viewing this record
Sibling
Mable Johnson
Sibling · 1940 · age 21
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 — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-04379-00477)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | O. Summers | 60 | Head | Cabinet Maker | Iowa |
| 2 | Harry Wilson | 67 | Head | Carpenter | New York |
| 3 | Anne Wilson | 67 | Wife | — | Missouri |
| 5 | Carol R. Johnson | 46 | Head | Funeral Director | Minnesota |
| 6 | Florence Johnson | 29 | Wife | — | Washington |
| 7 | Sophia Johnson | 66 | Mother | — | Sweden |
| 8 | Frances Johnson | 40 | Sister | — | North Dakota |
| 11 | L. T. James | 52 | Head | Cabinet Maker | Illinois |
| 12 | Anna M. James | 46 | Wife | — | North Dakota |
| 13 | Joe B. James | 23 | Son | Cabinet Maker | Montana |
| 14 | Homer J. James | 21 | Son | Attendant | Montana |
| 16 | Gus G. Carlson | 67 | Head | Janitor | Sweden |
| 17 | Marie E. Carlson | 69 | Wife | — | Sweden |
| 18 | Ellen M. Carlson | 65 | Sister | — | Sweden |
| 19 | Louise Stallings | 74 | Head | — | Illinois |
| 20 | George Stallings | 49 | Son | — | Missouri |
| 21 | Leonard Woodfin | 45 | Head | Maintenance Man | Alabama |
| 22 | Orville Miller | 23 | Partner | Blue Printer | Texas |
| 23 | Alfred A. Welsh | 69 | Head | — | California |
| 24 | P. E. Barrett | 66 | Head | — | Pennsylvania |
| 25 | Anna K. Barrett | 65 | Wife | — | Canada |
| 26 | Mary Thomas | 49 | Head | — | Sweden |
| 27 | Josephine Thomas | 24 | Daughter | — | Washington |
| 28 | Emma Vollmer | 61 | Lodger | — | Sweden |
| 29 | Ellen Johnson | 57 | Head | Janitress | Sweden |
| 30 | Alice Johnson THIS PERSON | 21 | Daughter | Waitress | Washington |
| 31 | Mable Johnson | 21 | Daughter | Clerk | Washington |
| 32 | Anna Sullivan | 44 | Head | — | Montana |
| 33 | Winifred Sullivan | 19 | Daughter | — | Washington |
| 34 | Irvin Sullivan | 17 | Son | — | Washington |
| 35 | Patricia Sullivan | 15 | Daughter | — | Washington |
| 36 | James Quirk | 52 | Head | Builder | Newfoundland |
| 37 | Anna Quirk | 51 | Wife | — | Massachusetts |
| 38 | Richard Quirk | 29 | Son | Meat Packer | Massachusetts |
| 39 | Harold Erickson | 49 | Head | Hydraulic Miner | Sweden |
| 40 | Sarah Erickson | 35 | Wife | — | Pennsylvania |
Pedigree Summary
Alice + 1 sibling
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)