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Arthur Johnson — 1920 US Census Record
Model Tree available1920 United States Federal Census · San Francisco, California
Our Model Tree links this Arthur Johnson across the 1900, 1910 and 1920 US Censuses in San Francisco, California (XGBoost, ~Confirmed), with identified parents Nils & Anna — first a son (b.~1893), then head of a 6-person household.
Age 27
b. ~1893
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | San Francisco, California |
| Surname | Johnson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Teamster |
| Industry | Fruit Market |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Teamster |
| Township / Ward | San Francisco City |
| Est. Birth Year | ~1893 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Anna Johnson | Head | — | 60 | ~1860 |
| Albert Johnson | Son | — | 25 | ~1895 |
| Theodore Johnson | Son | — | 22 | ~1898 |
| Arthur Johnson | Son | — | 27 | ~1893 |
| George Johnson | Son | — | 24 | ~1896 |
| Arnold Johnson | Son | — | 20 | ~1900 |
Census Appearances
1900
San Francisco, …
Son, age 8
San Francisco, California · implied b. ~1892 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | California |
| Birth Month | Oct |
| Birth Year | 1892 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1910
San Francisco, …
Son, age 17
San Francisco, California · implied b. ~1893 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | General Merch |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Son, age 27
San Francisco, California · implied b. ~1893 — 6 household members
| Surname | Johnson |
| Given Name | Arthur |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Teamster |
| Industry | Fruit Market |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Arthur Johnson across 3 US Census years (1900, 1910 and 1920) in San Francisco, California, using XGBoost record linkage. Identified parents: father Nils Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence) and mother Annie Johnson (~0.92 confidence) and mother Annie Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Nils Johnson
b. ~1848
Source father
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1860
Source mother
● Household
· direct · ~0.92
Mother
Annie Johnson
b. ~1859
Source mother
● Household
· direct · ~0.92
Mother
Annie Johnson
b. ~1859
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Johnson
Son · 1920 · age 27 · b. ~1893 · California
★ You are viewing this record
Sibling
George Johnson
Sibling · 1920 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Johnson
Sibling · 1920 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arnold Johnson
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Theodore Johnson
Sibling · 1920 · age 22
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
1920 US Federal Census — San Francisco, California
Open full size
1920 US Federal Census — San Francisco, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu140unit:0024)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thomas Fernandez | 17 | Son | Packer | Spain |
| 52 | Isidora Fernandez | 12 | Daughter | None | Spain |
| 53 | Joseph Fernandez | 10 | Son | None | Spain |
| 54 | Conchita Fernandez | 7 | Daughter | None | Hawaii |
| 55 | Nola Fernandez | 4 | Daughter | None | Hawaii |
| 56 | Antonia Fernandez | 1 | Daughter | None | California |
| 57 | Anna Johnson | 60 | Head | Dressmaker | Sweden |
| 58 | Arthur Johnson THIS PERSON | 27 | Son | Teamster | California |
| 59 | Albert Johnson | 25 | Son | Teamster | California |
| 60 | George Johnson | 24 | Son | Teamster | California |
| 61 | Theodore Johnson | 22 | Son | Teamster | California |
| 62 | Arnold Johnson | 20 | Son | Teamster | California |
| 63 | Louisa Picanco | 60 | Head | None | Italy |
| 64 | Jessie Picanco | 22 | Daughter | None | Italy |
| 65 | Manuel Bernardo | 65 | Head | None | Spain |
| 66 | Isidora Bernardo | 55 | Wife | None | Spain |
| 67 | Manuel Bernardo | 25 | Son | Baker | Spain |
| 68 | Frank Bernardo | 21 | Son | Cigarette Maker | Spain |
| 69 | Joseph Bernardo | 21 | Son | Cigarette Maker | Spain |
| 70 | Rafael Bernardo | 16 | Son | None | Spain |
| 71 | Antoinette Bernardo | 12 | Daughter | None | Spain |
| 72 | Henry Ramos | 24 | Son-in-law | Laborer | Spain |
| 73 | Sarah Ramos | 28 | Daughter | Candy Maker | Spain |
| 74 | Antonio Bandres | 42 | Lodger | Soldier | Spain |
| 75 | Miguel Bandres | 13 | Lodger | None | Spain |
| 76 | Emilio Emiani | 33 | Head | Janitor | Italy |
| 77 | Assunta Emiani | 30 | Wife | None | Italy |
| 78 | Rinaldo Emiani | 7 | Son | None | California |
| 79 | Steven Emiani | 6 | Son | None | California |
| 80 | Dorothea Emiani | 2 | Daughter | None | California |
| 81 | Evelyn Emiani | 0 | Daughter | None | California |
| 82 | Fati Alla | 62 | Head | Fisherman | Spain |
| 83 | Francis Bergantino | 40 | Head | None | Spain |
| 84 | Emilio Bergantino | 15 | Daughter | Sack Maker | California |
| 85 | Alice Bergantino | 13 | Daughter | None | California |
| 86 | Florence Bergantino | 11 | Daughter | None | California |
| 87 | Agnes Bergantino | 9 | Daughter | None | California |
| 88 | Frank Bergantino | 8 | Son | None | California |
| 89 | Andrew Boza | 55 | Head | Battery Maker | Spain |
| 90 | Clara Boza | 53 | Wife | None | Spain |
| 91 | Antonio Boza | 22 | Son | Printing Sacks | Spain |
| 92 | Frank Boza | 20 | Son | Printing Sacks | Spain |
| 93 | John Boza | 12 | Son | None | Spain |
| 94 | Manuel Serrano | 26 | Son-in-law | Laborer | Spain |
| 95 | Dolores Serrano | 22 | Daughter | None | Spain |
| 96 | Katherine Serrano | 2 | Granddaughter | None | Hawaii |
| 97 | Clara Serrano | 0 | Granddaughter | None | Hawaii |
| 98 | Michael Innes | 60 | Head | None | Ireland |
| 99 | Margaret Cummings | 50 | Daughter | Saleslady | California |
| 100 | Emilio Casadona | 51 | Head | None | Italy |
Pedigree Summary
Arthur + 4 siblings
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 1920 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)