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Joan Smith — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Joan Smith across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Smith |
| Given Name | Joan |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Whittier city |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Whittier City |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joan | Age | Birth yr |
|---|---|---|---|---|
| Charleen Smith | Daughter | — | 2 | ~1938 |
| Maude Smith | Spouse | — | 42 | ~1898 |
| Jean Smith | Daughter | — | 13 | ~1927 |
| Guy Smith | Head | — | 45 | ~1895 |
| Raymond Smith | Son | — | 8 | ~1932 |
| Wanda Smith | Daughter | — | 10 | ~1930 |
| Joan Smith | Daughter | — | 15 | ~1925 |
Census Appearances
1930
Los Angeles, …
Daughter, age 5
Los Angeles, California · implied b. ~1925 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Jean E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | Iowa |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Daughter, age 15
Los-Angeles-County, California · implied b. ~1925 — 7 household members
| Surname | Smith |
| Given Name | Joan |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Whittier city |
| 1935 Residence (County) | Los Angeles |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | H 2 |
| 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 Joan Smith across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joan Smith
Daughter · 1940 · age 15 · b. ~1925 · California
★ You are viewing this record
Sibling
Charleen Smith
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wanda Smith
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Smith
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Smith
Sibling · 1940 · age 13
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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00259-00423)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Hales | 67 | Head | Teacher | Iowa |
| 2 | Ira P. Haden | 65 | Head | — | Texas |
| 3 | Alberta Haden | 66 | Wife | — | Missouri |
| 4 | Margaret M. Cordis | 65 | Sister-in-law | — | Missouri |
| 5 | Harry Brussow | 40 | Head | Clerk | Michigan |
| 6 | Zoe Brussow | 40 | Wife | — | Kentucky |
| 7 | Marilyn Brussow | 13 | Daughter | — | California |
| 8 | John Murray | 32 | Head | — | Connecticut |
| 9 | Nellie Kolas | 51 | Daughter | — | Missouri |
| 10 | Bert Webster | 45 | Head | Fruit Picker | Missouri |
| 11 | Corinne Webster | 34 | Wife | Lemon Washer | Missouri |
| 12 | James C. Webster | 23 | Son | Printer | Missouri |
| 13 | Betty Lou Webster | 8 | Daughter | — | Missouri |
| 14 | Sam Cline | 55 | Lodger | Park Foreman | Kentucky |
| 15 | Reuben Abernathy | 44 | Head | Cabinet Worker | Texas |
| 16 | Grace Abernathy | 40 | Wife | — | Oklahoma |
| 17 | Natalie Abernathy | 15 | Daughter | — | Oklahoma |
| 18 | Gloria Abernathy | 14 | Daughter | — | California |
| 19 | Joseph M. Scanlin | 62 | Head | — | Missouri |
| 20 | Mabel B. Scanlin | 55 | Wife | — | Texas |
| 21 | Virginia Ellen Scanlin | 13 | Daughter | — | California |
| 22 | Bernard M. Langan | 28 | Head | Machine Operator | California |
| 23 | Kathleen Langan | 23 | Wife | — | Missouri |
| 24 | Barbara Langan | 3 | Daughter | — | California |
| 25 | Guy O. Smith | 45 | Head | Oil Well Pumper | Arkansas |
| 26 | Maude Smith | 42 | Wife | — | Oklahoma |
| 27 | Joan Smith THIS PERSON | 15 | Daughter | — | California |
| 28 | Jean Smith | 13 | Daughter | — | California |
| 29 | Wanda Smith | 10 | Daughter | — | California |
| 30 | Raymond Smith | 8 | Son | — | California |
| 31 | Charleen Smith | 2 | Daughter | — | California |
| 32 | Samuel K. Hickman | 71 | Head | — | Ohio |
| 33 | Fannie W. Hickman | 68 | Wife | Orange Packer | Ohio |
| 34 | John Eric Krier | 39 | Son-in-law | Foreman | Oregon |
| 35 | Henrietta Krier | 39 | Daughter | Orange Packer | Ohio |
| 36 | Lars Otterson | 80 | Head | — | Norway |
| 37 | Matilda Otterson | 73 | Wife | — | Norway |
| 38 | John Hubbling | 50 | Head | Crossing Guard | S. Dakota |
| 39 | Helen Hubbling | 49 | Wife | — | Iowa |
| 40 | Elizabeth Hubbling | 19 | Daughter | — | Iowa |
Related Census Records
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)