FJ
Frances Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Frances Johnson across the 1910, 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Abela & Alden — first a daughter (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Johnson |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | SAN FRANCISCO |
| 1935 Residence (County) | SAN FRANCISCO |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2368 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Stenographer |
| Township / Ward | San Francisco |
| Est. Birth Year | ~1908 |
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 Frances | Age | Birth yr |
|---|---|---|---|---|
| Frances Johnson | Daughter | — | 32 | ~1908 |
| Abela Johnson | Head | — | 60 | ~1880 |
| George Johnson | Son | — | 26 | ~1914 |
Census Appearances
1910
San Francisco, …
Other, age 1
San Francisco, California · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Francis G |
| Relationship to Head | Grand-daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Missouri |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
San Francisco, …
Daughter, age 11
San Francisco, California · implied b. ~1909 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Frances R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Daughter, age 22
San Francisco, California · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | Steno. |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Daughter, age 32
San-Francisco-County, California · implied b. ~1908 — 3 household members
| Surname | Johnson |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | SAN FRANCISCO |
| 1935 Residence (County) | SAN FRANCISCO |
| Occupation | Stenographer |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2368 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| 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 Frances Johnson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Abela Johnson (~0.92 confidence) and father Alden Johnson (~0.92 confidence) and father Harry Johnson (~0.92 confidence) and mother Adela Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Abela Johnson
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Alden Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Harry Johnson
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Adela Johnson
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frances Johnson
Daughter · 1940 · age 32 · b. ~1908 · California
★ You are viewing this record
Sibling
George 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 — San-Francisco-County, California
Open full size
1940 US Federal Census — San-Francisco-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00312-00080)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Josephine Galis | 75 | Head | — | Scotland |
| 2 | Michael J O'Rourke | 53 | Lodger | Agent And Salesman | Erie |
| 3 | Abela Johnson | 60 | Head | — | California |
| 4 | Frances Johnson THIS PERSON | 32 | Daughter | Stenographer | California |
| 5 | George Johnson | 26 | Son | Chemical Engineer | California |
| 6 | Charles S Foley | 41 | Head | Power-Station Operator | California |
| 7 | Agnes Foley | 40 | Wife | — | California |
| 8 | Warren Foley | 15 | Son | — | California |
| 9 | Joan Foley | 12 | Daughter | — | California |
| 10 | Barbara Foley | 7 | Daughter | — | California |
| 11 | Charles Jr Foley | 5 | Son | — | California |
| 12 | Merton L Hubbard | 45 | Head | Furniture Handler | Iowa |
| 13 | Margaret Hubbard | 40 | Wife | — | California |
| 14 | Dolores M Hubbard | 17 | Daughter | — | California |
| 15 | Evelyn J Mckee | 14 | Lodger | — | California |
| 16 | Anna Yards | 14 | Lodger | — | California |
| 17 | Thomas A Haggerty | 63 | Head | Notary Public | California |
| 18 | May A Haggerty | 58 | Wife | — | California |
| 19 | Jane Haggerty | 28 | Daughter | Receptionist | California |
| 20 | Josepha Haggerty | 26 | Daughter | Playground Director | California |
| 21 | John B Haggerty | 23 | Son | Library Page | California |
| 22 | Eugene Haggerty | 21 | Son | Typist-Clerk | California |
| 23 | Robert Haggerty | 18 | Son | — | California |
| 24 | Patricia Haggerty | 14 | Daughter | — | California |
| 25 | Nellie Brahm | 58 | Head | — | California |
| 26 | Helen Brahm | 30 | Daughter | Stenographer | California |
| 27 | Maria Brahm | 25 | Daughter | Stenographer | California |
| 28 | Marcella Brahm | 20 | Daughter | Switch-Board Operator | California |
| 29 | Clementine S Rennie | 60 | Head | Stenographer | California |
| 30 | Carol R Turrentine | 34 | Daughter | — | California |
| 31 | Julian T Turrentine | 42 | Son-in-law | Bond-Salesman | New York |
| 32 | Max Zastrow | 65 | Head | Bartender | Germany |
| 33 | Clara Zastrow | 54 | Wife | — | England |
| 34 | Josephine Hobson | 21 | Step-daughter | Filling Clerk | California |
| 35 | Joseph Jorgensen | 45 | Head | Stevedore | Denmark |
| 36 | Elizabeth Jorgensen | 49 | Wife | — | Illinois |
| 37 | Phyllis Jorgensen | 14 | Daughter | — | California |
| 38 | Shirley Jorgensen | 12 | Daughter | — | California |
| 39 | Nellie Hogan | 63 | Head | — | California |
| 40 | Julia M Hogan | 61 | Sister | Stenographer | California |
Pedigree Summary
Frances + 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)