JG
James Gardner — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this James Gardner across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Florence & Joseph — first a son (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Son
Born: England
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Gardner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | England |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | L. A. |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Shipping Clerk |
| Industry | Tire Mfg Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1560 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Shipping Clerk |
| Township / Ward | Los Angeles |
| Est. Birth Year | ~1910 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Joseph Gardner | Head | — | 63 | ~1877 |
| James Gardner | Son | — | 30 | ~1910 |
| Florence Gardner | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Los Angeles, …
Son, age 9
Los Angeles, California · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | England |
| Year of Immigration | 1919 |
| Naturalization Status | Alien |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Los Angeles, …
Son, age 19
Los Angeles, California · implied b. ~1911 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | England |
| Naturalization Status | Alien |
| Year of Immigration | 1919 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Shipper |
| Industry | Tire Mfg. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Los-Angeles-County, California
Son, age 30
Los-Angeles-County, California · implied b. ~1910 — 3 household members
| Surname | Gardner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | England |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | L. A. |
| Naturalization Status | Naturalized |
| Occupation | Shipping Clerk |
| Industry | Tire Mfg Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1560 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Gardner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Florence Gardner (~0.92 confidence) and father Joseph Gardner (~0.92 confidence) and mother Annie Gardner (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Florence Gardner
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
Joseph Gardner
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Annie Gardner
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Gardner
Son · 1940 · age 30 · b. ~1910 · 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
40 people indexed on this census page (nara:1940:m-t0627-00427-00004)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eldon G. Baughn | 35 | Head | Salesman | Minnesota |
| 42 | Kenneth C. Baughn | 34 | Son | — | Minnesota |
| 43 | John M. Baughn | 30 | Son | Teller | Minnesota |
| 44 | Alfonso Hernandez | 52 | Head | — | Mexico |
| 45 | Socorro Hernandez | 40 | Wife | — | Mexico |
| 46 | Gloria Hernandez | 15 | Daughter | — | California |
| 47 | Delia Hernandez | 14 | Daughter | — | California |
| 48 | Jenny Hernandez | 12 | Daughter | — | California |
| 49 | Alfonso Jr. Hernandez | 11 | Son | — | California |
| 50 | Jack E. Lentz | 27 | Head | Machinist | So. Dakota |
| 51 | Josephine E. Lentz | 27 | Wife | — | New Jersey |
| 52 | Melvin A. Ford | 32 | Head | Pipefitter | California |
| 53 | Elizabeth C. Ford | 34 | Wife | — | Alabama |
| 54 | Edward L. Ford | 14 | Son | — | California |
| 55 | Mary L. Ford | 12 | Daughter | — | California |
| 56 | Elizabeth Ford | 9 | Daughter | — | California |
| 57 | Louis A. Bickel | 56 | Head | Plumber | Ohio |
| 58 | Jannie Bickel | 56 | Wife | — | California |
| 59 | Charles Cronel | 44 | Lodger | Painter | Philadelphia |
| 60 | Joseph Gardner | 63 | Head | — | England |
| 61 | Florence Gardner | 62 | Wife | — | England |
| 62 | James Gardner THIS PERSON | 30 | Son | Shipping Clerk | England |
| 63 | John P. Jones | 42 | Head | Lineman | New York |
| 64 | Mary Jones | 34 | Wife | — | Indiana |
| 65 | John J. Jones | 13 | Son | — | California |
| 66 | Charles E. Jones | 9 | Son | — | California |
| 67 | Fred V. Frost | 53 | Head | Laborer | Canada |
| 68 | Marguerite Frost | 43 | Wife | — | Canada |
| 69 | Marguerite C. Frost | 15 | Daughter | — | California |
| 70 | Alfred Moreno | 40 | Head | Waiter | Spain |
| 71 | Emily Moreno | 29 | Wife | — | New York |
| 72 | Ralph Moreno | 12 | Son | — | California |
| 73 | Rita Moreno | 10 | Daughter | — | California |
| 74 | Doris Moreno | 7 | Daughter | — | California |
| 75 | Everett Dewyn | 26 | Head | Bldg Contr | California |
| 76 | Catherine Dewyn | 24 | Wife | — | Michigan |
| 77 | Everett A. Dewyn | 1 | Son | — | California |
| 78 | William Herrmann | 58 | Head | Motorman | Missouri |
| 79 | Elsie Herrmann | 53 | Wife | — | Germany |
| 80 | William J. Gibbons | 64 | Head | — | Indiana |
Pedigree Summary
James
Gen 1 · 3 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)