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James Bird — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this James Bird across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 7-person household.
Age 14
b. ~1926
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Bird |
| Given Name | James H |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Hawthorne City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Hawthorne City |
| Est. Birth Year | ~1926 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Leo Bird | Son | — | 9 | ~1931 |
| Lucile Bird | Daughter | — | 1 | ~1939 |
| James Bird | Head | — | 37 | ~1903 |
| Donalda Bird | Spouse | — | 32 | ~1908 |
| Nelda Bird | Daughter | — | 13 | ~1927 |
| James Bird | Son | — | 14 | ~1926 |
| Thomas Bird | Son | — | 7 | ~1933 |
Census Appearances
1930
Los Angeles, …
Son, age 4
Los Angeles, California · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bond |
| Given Name | James E Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Utah |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 14
Los-Angeles-County, California · implied b. ~1926 — 7 household members
| Surname | Bird |
| Given Name | James H |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Hawthorne City |
| 1935 Residence (County) | Los Angeles |
| Highest Grade | 8 |
| 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 James Bird across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Bird
Son · 1940 · age 14 · b. ~1926 · California
★ You are viewing this record
Sibling
Thomas Bird
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Bird
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nelda Bird
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucile Bird
Sibling · 1940 · age 1
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-t0627-00233-00423)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Paula A White | 9 | daughter | — | California |
| 42 | John J White | 6 | son | — | California |
| 43 | Jerry J Slivvin|Slivvin | 29 | Head | Machinist | Missouri |
| 44 | Eva R Slivvin|Slivvin | 29 | Wife | — | Missouri |
| 45 | Mary A Slivvin|Slivvin | 7 | daughter | — | Missouri |
| 46 | Richard J Slivvin|Slivvin | 4 | son | — | Missouri |
| 47 | James H Bird | 37 | Head | Lather | Kansas |
| 48 | Donalda M Bird | 32 | Wife | — | French |
| 49 | James H Bird THIS PERSON | 14 | son | — | California |
| 50 | Nelda M Bird | 13 | daughter | — | California |
| 51 | Leo W Bird | 9 | son | — | California |
| 52 | Thomas E Bird | 7 | son | — | California |
| 53 | Lucile V Bird | 1 | daughter | — | California |
| 54 | Everett B Cowan | 33 | Head | Minister | California |
| 55 | Marjorie Cowan | 37 | Wife | — | Kansas |
| 56 | Virginia B Cowan | 8 | daughter | — | New Jersey |
| 57 | Carolyn F Cowan | 4 | daughter | — | California |
| 58 | Harold E Price | 51 | Head | Manager | England |
| 59 | Stella F Price | 47 | Wife | — | Montana |
| 60 | Cora E Price | 20 | daughter | — | Canada |
| 61 | Margaret F Price | 18 | daughter | Shoveller | England |
| 62 | Stella D Price | 16 | daughter | — | England |
| 63 | Hazel E Price | 13 | daughter | — | California |
| 64 | William J Price | 11 | son | — | California |
| 65 | Joann Price | 7 | daughter | — | California |
| 66 | James S Ridings | 65 | Head | Carpenter | Illinois |
| 67 | Mayme J Ridings | 52 | Wife | — | Illinois |
| 68 | William F Ridings | 30 | son | Steam Engineer | Illinois |
| 69 | Tom T Hallam | 46 | Head | Grader Operator | Wisconsin |
| 70 | Lillian E Hallam | 42 | Wife | — | Texas |
| 71 | John F Hallam | 8 | son | — | California |
| 72 | Gertie E Pratt | 58 | Head | — | Nebraska |
| 73 | Eva E Piquard | 30 | daughter | Waitress | Nebraska |
| 74 | Ailleen D Pratt | 15 | daughter | — | Nebraska |
| 75 | William Brattin | 66 | Head | — | Missouri |
| 76 | Lillian Walmsley | 34 | daughter | Seamstress | California |
| 77 | Rodgers Boer | 17 | Boarder | — | California |
| 78 | Guy Lewis | 42 | Head | Attorney | New York |
| 79 | Matilda E Lewis | 42 | Wife | Housework | California |
| 80 | Robert L Lewis | 14 | son | — | California |
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)