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Elizabeth Brown — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Francisco-County, California
Our Model Tree links this Elizabeth Brown across the 1920, 1930 and 1940 US Censuses in San-Francisco-County, California (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Francisco-County, California |
| Surname | Brown |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | San Francisco |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Joan Brown | Daughter | — | 15 | ~1925 |
| Barbara Brown | Daughter | — | 18 | ~1922 |
| Elizabeth Brown | Daughter | — | 21 | ~1919 |
| Charles Brown | Head | — | 43 | ~1897 |
| Henrietta Brown | Spouse | — | 40 | ~1900 |
Census Appearances
1920
San Francisco, …
Other, age 1
San Francisco, California · implied b. ~1919 — 44 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Elizabeth J. |
| Relationship to Head | Lodger |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
San Francisco, …
Daughter, age 11
San Francisco, California · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Elizabeth J |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
San-Francisco-County, California
Daughter, age 21
San-Francisco-County, California · implied b. ~1919 — 5 household members
| Surname | Brown |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | San Francisco |
| 1935 Residence (County) | San Francisco |
| Income (1939) | 0 |
| Highest Grade | C-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Elizabeth Brown across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Brown (~0.92 confidence) and father Charles Brown (~0.92 confidence) and mother Henrietta Brown (~0.92 confidence) and mother Henrietta Brown (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Brown
b. ~1895
Source father
● Household
· direct · ~0.92
Father
Charles Brown
b. ~1897
Source father
● Household
· direct · ~0.92
Mother
Henrietta Brown
b. ~1900
Source mother
● Household
· direct · ~0.92
Mother
Henrietta Brown
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elizabeth Brown
Daughter · 1940 · age 21 · b. ~1919 · California
★ You are viewing this record
Sibling
Joan Brown
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Brown
Sibling · 1940 · age 18
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
39 people indexed on this census page (nara:1940:m-t0627-00320-00200)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ona Ogden | 59 | Head | — | California |
| 42 | Loretta C. Reynolds | 52 | Sister | Secretary | California |
| 43 | Eva Janowsky | 62 | Head | — | Switzerland |
| 44 | Charles R. Brown | 43 | Head | Salesman | Michigan |
| 45 | Henrietta Brown | 40 | Wife | — | Ohio |
| 46 | Elizabeth Brown THIS PERSON | 21 | Daughter | — | Michigan |
| 47 | Barbara Brown | 18 | Daughter | — | California |
| 48 | Joan Brown | 15 | Daughter | — | California |
| 49 | T. Dennis Murray | 33 | Head | Writer | Washington |
| 50 | Mary A. Murray | 32 | Wife | Stenographer | Washington |
| 51 | Sharon Murray | 7 | Daughter | — | Washington |
| 53 | Harry Eyepender | 35 | Head | Manager | Germany |
| 54 | Ada Eyepender | 32 | Wife | — | Germany |
| 55 | Marlene Eyepender | 4 | Daughter | — | California |
| 56 | Martin Diederich | 27 | Head | Salesman | Oregon |
| 57 | Dorothy Diederich | 25 | Wife | — | California |
| 58 | Nancy Diederich | 0 | Daughter | — | California |
| 59 | William W. Haas | 26 | Head | Salesman | California |
| 60 | Suzanne W. Haas | 25 | Wife | — | California |
| 61 | Nathan B. Plomer | 45 | Head | Office Expert | Nebraska |
| 62 | Harriet Plomer | 38 | Wife | — | Oregon |
| 63 | Aurora A. B. Walters | 71 | Mother | — | Oregon |
| 64 | Arnold Hahn | 29 | Head | Investment Analysis | Illinois |
| 65 | Mildred Hahn | 26 | Wife | — | Illinois |
| 66 | Charles W. D. Quinn | 39 | Head | Salesman | Canada-English |
| 67 | Verna E. Quinn | 39 | Wife | — | California |
| 68 | Henry Colombat | 69 | Head | Owner | California |
| 69 | Charlotte Colombat | 67 | Wife | — | California |
| 70 | Joan Colombat | 12 | Daughter | — | California |
| 71 | Carlton Colombat | 11 | Son | — | California |
| 72 | Louisa Artigues | 65 | Head | — | France |
| 73 | Edna A. Cameron | 45 | Daughter | — | California |
| 74 | Roy S. Jr. Cameron | 19 | Grandson | — | California |
| 75 | Franklin K. Lane | 49 | Head | Police Sergeant | California |
| 76 | Myrtle T. Lane | 45 | Wife | — | California |
| 77 | Frederick C. Dewar | 47 | Head | Attorney | England |
| 78 | Ellen Dewar | 56 | Wife | Nurse | England |
| 79 | Rosetta Wiener | 76 | Lodger | — | New York |
| 80 | Marian E. Brown | 71 | Head | — | California |
Pedigree Summary
Elizabeth + 2 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 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)