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Florence Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Florence Anderson across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Hammon & Helen — first a daughter (b.~1918), then head of a 8-person household.
Age 22
b. ~1918
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Anderson |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Occupation | Dance Teacher |
| Industry | Own Studio |
| Class of Worker | E |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Dance Teacher |
| Township / Ward | San Francisco |
| 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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Florence | Age | Birth yr |
|---|---|---|---|---|
| Florence Anderson | Daughter | — | 22 | ~1918 |
| Constance Anderson | Daughter | — | 15 | ~1925 |
| Helen Anderson | Daughter | — | 23 | ~1917 |
| Hammon Anderson | Head | — | 47 | ~1893 |
| Jerome Anderson | Son | — | 20 | ~1920 |
| John Anderson | Son | — | 15 | ~1925 |
| Hammon Anderson | Son | — | 21 | ~1919 |
| Helen Anderson | Spouse | — | 47 | ~1893 |
Census Appearances
1920
San Francisco, …
Daughter, age 2
San Francisco, California · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Florence |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Occupation | none |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Francisco, …
Daughter, age 12
San Francisco, California · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Francisco-County, California
Daughter, age 22
San-Francisco-County, California · implied b. ~1918 — 8 household members
| Surname | Anderson |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Occupation | Dance Teacher |
| Industry | Own Studio |
| Class of Worker | E |
| Hours Worked | 30 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| 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 Florence Anderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hammon Anderson (~0.92 confidence) and mother Helen Anderson (~0.92 confidence) and mother Helen Anderson (~0.92 confidence) and father Thomas Anderson (~0.92 confidence) and mother Helen Anderson (~0.92 confidence) and father Raymond Anderson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hammon Anderson
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Helen Anderson
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Helen Anderson
b. ~1895
Source mother
● Household
· direct · ~0.92
Father
Thomas Anderson
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Helen Anderson
b. ~1896
Source mother
● Household
· direct · ~0.92
Father
Raymond Anderson
b. ~1897
Source father
● Household
· direct · ~0.92
This person
Anchor record
Florence Anderson
Daughter · 1940 · age 22 · b. ~1918 · California
★ You are viewing this record
Sibling
John Anderson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Anderson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jerome Anderson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hammon Anderson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Constance Anderson
Sibling · 1940 · age 15
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
38 people indexed on this census page (nara:1940:m-t0627-00311-00383)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Florence Meyers | 51 | Head | — | Nebraska |
| 2 | H. Kingsley Jones | 30 | Head | Architect | Canada |
| 3 | Ardath G. Jones | 27 | Wife | Saleswoman | Canada |
| 4 | William Stelzried | 62 | Head | Stationary Engineer | Illinois |
| 5 | Amelia Stelzried | 60 | Wife | — | Austria |
| 6 | William H. Evans | 45 | Head | Baker | Wales |
| 7 | Emelyn Evans | 42 | Wife | — | California |
| 8 | Albert Dinchman | 74 | Head | Stenographer | Germany |
| 9 | Lana Frigler | 64 | Head | General Office Work | Nebraska |
| 10 | Anna F. Foulkes | 67 | Head | — | California |
| 11 | Ronald Macdonald | 35 | Head | Auditor | Washington |
| 12 | Edna Macdonald | 35 | Wife | — | California |
| 13 | Betty Macdonald | 7 | Daughter | — | California |
| 14 | Louis Blumenthal | 46 | Head | Social Worker | New York |
| 15 | Edith M. Blumenthal | 44 | Wife | — | Illinois |
| 16 | Marcia Blumenthal | 10 | Daughter | — | California |
| 17 | Frank Gove | 33 | Head | Member Professional | California |
| 18 | Carol Gove | 37 | Wife | Artist | Ohio |
| 19 | Charles Simpson | 80 | Head | — | Scotland |
| 20 | Jean B. Simpson | 53 | Daughter | Chambermaid | Scotland |
| 21 | Martha Fitzpatrick | 53 | Lodger | Chambermaid | Northern Ireland |
| 22 | Philip Reilly | 39 | Head | Dentist | California |
| 23 | Lillian Reilly | 38 | Wife | — | Scotland |
| 24 | Philip Jr. Reilly | 12 | Son | — | California |
| 25 | John Reilly | 11 | Son | — | California |
| 26 | Teresa Reilly | 9 | Daughter | — | California |
| 27 | Lillian Reilly | 8 | Daughter | — | California |
| 28 | Thomas Reilly | 6 | Son | — | California |
| 29 | Margaret Reilly | 5 | Daughter | — | California |
| 30 | Peter King | 70 | Father | — | Scotland |
| 31 | Hammon Anderson | 47 | Head | Inspector | California |
| 32 | Helen Anderson | 47 | Wife | — | California |
| 33 | Helen Anderson | 23 | Daughter | Dance Teacher | California |
| 34 | Florence Anderson THIS PERSON | 22 | Daughter | Dance Teacher | California |
| 35 | Hammon Anderson | 21 | Son | News Vendor | California |
| 36 | Jerome Anderson | 20 | Son | — | California |
| 37 | John Anderson | 15 | Son | Delivery Boy | California |
| 38 | Constance Anderson | 15 | Daughter | — | California |
Pedigree Summary
Florence + 5 siblings
Gen 1 · 6 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)