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Robert Bates — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Robert Bates across the 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Male
Son
Born: Idaho
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Bates |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Los Angeles |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Richard Bates | Other | — | 74 | ~1866 |
| Ray Bates | Head | — | 40 | ~1900 |
| Robert Bates | Son | — | 17 | ~1923 |
| Thomas Bates | Son | — | 15 | ~1925 |
| Harold Bates | Son | — | 13 | ~1927 |
| Jack Bates | Son | — | 10 | ~1930 |
| Florence Bates | Spouse | — | 36 | ~1904 |
| Bill Bates | Son | — | 8 | ~1932 |
Census Appearances
1930
Los Angeles, …
Son, age 7
Los Angeles, California · implied b. ~1923 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Bates |
| Given Name | Robert G |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Idaho |
| Father's Birthplace | Washington |
| Mother's Birthplace | Connecticut |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Los-Angeles-County, California
Son, age 17
Los-Angeles-County, California · implied b. ~1923 — 8 household members
| Surname | Bates |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Idaho |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | Los Angeles |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
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 Robert Bates across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Bates
Son · 1940 · age 17 · b. ~1923 · California
★ You are viewing this record
Sibling
Harold Bates
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bill Bates
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Bates
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Bates
Sibling · 1940 · age 15
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-t0627-00427-00455)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank Flores | 40 | Head | Coach Builder | California |
| 42 | Helen Flores | 31 | Wife | — | California |
| 43 | Flora (At) Flores | 21 | Daughter | — | California |
| 44 | Emery Landry | 26 | Head | Beauty Operator | Montana |
| 45 | Virginia Landry | 26 | Wife | Electrical Helper | Montana |
| 46 | Emery Landry | 3 | Son | — | California |
| 47 | Darlene Landry | 1 | Son | — | California |
| 48 | George W. Uhrig | 36 | Head | Vulcanizer | Germany |
| 49 | Cordelia Uhrig | 44 | Wife | — | Oregon |
| 50 | Gerald O'Connell | 29 | Head | Hardwood Floor Apprentice | Montana |
| 51 | Rita O'Connell | 21 | Wife | — | Wyoming |
| 52 | Gerald Lou O'Connell | 4 | Son | — | California |
| 53 | Ray A. Mcintosh | 51 | Head | Stockman | Michigan |
| 54 | Velma M. Mcintosh | 45 | Wife | Foreman | Michigan |
| 55 | Harry Whittley | 41 | Head | Mechanic | California |
| 56 | Pauline E. Whittley | 35 | Wife | — | Ohio |
| 57 | Bernadine A. Whittley | 17 | Daughter | Sales Clerk | California |
| 58 | Elizabeth Smellen | 60 | Mother-in-law | — | Kentucky |
| 59 | Henrietta Herling | 65 | Head | — | Illinois |
| 60 | William Gaylord Walker | 33 | Head | Insurance Agent | Utah |
| 61 | Alice M. Walker | 26 | Wife | — | Oklahoma |
| 62 | William J. Walker | 5 | Son | — | California |
| 63 | Clara M. Walker | 2 | Daughter | — | California |
| 64 | Antonio Masera | 66 | Head | — | Italy |
| 65 | Mary Masera | 61 | Wife | — | Italy |
| 66 | Karl C. Elaner | 63 | Head | Handbill Distributor | Germany |
| 67 | Elsie Elaner | 63 | Wife | Maid | Germany |
| 68 | Dora Hester | 24 | Daughter | Maid | Utah |
| 69 | Abbot Elaner | 21 | Son | Machinist Apprentice | Utah |
| 70 | John H. Jurgensen | 67 | Head | Route Man | Iowa |
| 71 | Ella Mae Jurgensen | 56 | Wife | — | Nebraska |
| 72 | Ray R. Bates | 40 | Head | Linoleum Layer | Washington |
| 73 | Florence Bates | 36 | Wife | — | Connecticut |
| 74 | Robert Bates THIS PERSON | 17 | Son | — | Idaho |
| 75 | Thomas Bates | 15 | Son | — | Washington |
| 76 | Harold Bates | 13 | Son | — | Washington |
| 77 | Jack Bates | 10 | Son | — | California |
| 78 | Bill Bates | 8 | Son | — | California |
| 79 | Richard Bates | 74 | Father | — | England |
| 80 | Sylvester Southard | 63 | Head | Mechanic | New York |
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)