TS
Theodore Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Theodore Smith across the 1910, 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents James & James — first a head (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Head
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Smith |
| Given Name | Theodore J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Occupation | Owner |
| Industry | Rubbish Co |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 156 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Occupation | Owner |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1906 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Theodore | Age | Birth yr |
|---|---|---|---|---|
| Audrey Smith | Daughter | — | 42 | ~1898 |
| Theodore Smith | Head | — | 34 | ~1906 |
| Theodore Smith | Son | — | 6 | ~1934 |
| Vesta Smith | Spouse | — | 30 | ~1910 |
Census Appearances
1910
Los Angeles, …
Son, age 5
Los Angeles, California · implied b. ~1905 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theodore Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Mulatto |
| Age | 5 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
Los Angeles, …
Son, age 14
Los Angeles, California · implied b. ~1906 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theodore |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 24
Los Angeles, California · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Theodore |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Louisiana |
| Mother's Birthplace | Louisiana |
| Occupation | Clerk |
| Industry | Post Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Head, age 34
Los-Angeles-County, California · implied b. ~1906 — 4 household members
| Surname | Smith |
| Given Name | Theodore J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles City |
| 1935 Residence (County) | Los Angeles |
| Occupation | Owner |
| Industry | Rubbish Co |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 156 |
| Highest Grade | Hs 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 Theodore Smith across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Smith (~0.92 confidence) and father James Smith (~0.92 confidence) and father James Smith (~0.92 confidence) and mother Francis Smith (~0.92 confidence) and mother Fannie Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Smith
b. ~1869
Source father
● Household
· direct · ~0.92
Father
James Smith
b. ~1870
Source father
● Household
· direct · ~0.92
Father
James Smith
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Francis Smith
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Fannie Smith
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Theodore Smith
Head · 1940 · age 34 · b. ~1906 · California
★ You are viewing this record
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
39 people indexed on this census page (nara:1940:m-t0627-00416-00675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Weston | 23 | Lodger | Sand Wash | Illinois |
| 2 | Homer M Sigler | 24 | Head | Sheet Metal Worker | Illinois |
| 3 | Janet L Sigler | 22 | Wife | — | California |
| 4 | William X Davis | 35 | Head | Automobile Mechanic | Missouri |
| 5 | William J Lowe | 30 | Head | Floor Man | England |
| 6 | Evelyn M Lowe | 27 | Wife | — | California |
| 7 | Forrest L Field | 51 | Head | Candy Maker | Texas |
| 8 | Irene L Field | 47 | Wife | — | Missouri |
| 9 | William D Field | 15 | Son | — | California |
| 10 | Fabian J Minick | 22 | Head | Bread Baker | California |
| 11 | Rory E Minick | 20 | Wife | — | Kentucky |
| 12 | Leo W Brown | 29 | Head | Service Station Attendant | Illinois |
| 13 | Lizzie S Brown | 36 | Wife | — | Iowa |
| 14 | Paul Fredericksen | 67 | Head | Farm Machine Salesman | Denmark |
| 15 | Ester Fredericksen | 29 | Daughter | Stenographer | Oregon |
| 16 | Raymond J Torresani | 53 | Head | Lubricant Salesman | Austria |
| 17 | Eugene Torresani | 20 | Son | — | Iowa |
| 18 | John W Valine | 48 | Head | Court Manager | Kansas |
| 19 | Ruth J Valine | 38 | Wife | Asst Court Manager | Kansas |
| 20 | Raymond E Briggs | 64 | Head | Salesman | Michigan |
| 21 | Junia A Briggs | 56 | Wife | — | Michigan |
| 22 | Theodore J Smith THIS PERSON | 34 | Head | Owner | California |
| 23 | Vesta R Smith | 30 | Wife | — | Alabama |
| 24 | Theodore J Jr Smith | 6 | Son | — | California |
| 25 | Audrey J Smith | 42 | Daughter | Dining Car Waiter | California |
| 26 | Thomas P Hubbard | 47 | Head | Porter | Illinois |
| 27 | Billie S Hubbard | 34 | Wife | Personal Maid | California |
| 28 | Edward Rhinehart | 36 | Head | Salesman | Colorado |
| 29 | August R Rhinehart | 25 | Brother | Gardener | Colorado |
| 30 | James J Phillips | 37 | Head | Policeman | Virginia |
| 31 | Florence Phillips | 33 | Wife | Teacher | California |
| 32 | Thelma Curtis | 16 | Head | Cateress | Oklahoma |
| 33 | Vernon Curtis | 18 | Son | — | California |
| 34 | William C Murphy | 70 | Head | Real Estate Salesman | California |
| 35 | Ola S Murphy | 64 | Wife | — | Arkansas |
| 36 | Jerry R Baldwin | 31 | Head | Postal Clerk | Texas |
| 37 | Daneda Baldwin | 29 | Wife | — | Texas |
| 38 | Jerry Jean Baldwin | 13 | Daughter | — | Texas |
| 39 | David L Baldwin | 11 | Son | — | Texas |
Pedigree Summary
Theodore
Gen 1 · 5 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)