HT
Herbert Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Herbert Thompson across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 4-person household.
Age 60
b. ~1880
Male
Head
Born: Indiana
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Thompson |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Indiana |
| 1935 Residence (City) | Long Beach City |
| Additional Details | |
| Industry | Physician |
| Class of Worker | Private Practice |
| Highest Grade | No 8 |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Long Beach City |
| Est. Birth Year | ~1880 |
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 Herbert | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Stevens | Other | — | 28 | ~1912 |
| Eloise Stevens | Daughter | — | 27 | ~1913 |
| Katharine Stevens | Daughter | — | 1 | ~1939 |
| Herbert Thompson | Head | — | 60 | ~1880 |
Census Appearances
1920
Los Angeles, …
Head, age 41
Los Angeles, California · implied b. ~1879 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Doctor |
| Industry | M.D. |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Los Angeles, …
Head, age 51
Los Angeles, California · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 26 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | Physician |
| Industry | Oculist |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 12500 |
| Radio Set | R |
| Veteran | No |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Los-Angeles-County, California
Head, age 60
Los-Angeles-County, California · implied b. ~1880 — 4 household members
| Surname | Thompson |
| Given Name | Herbert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Widowed |
| Birthplace | Indiana |
| 1935 Residence (City) | Long Beach City |
| Industry | Physician |
| Class of Worker | Private Practice |
| Highest Grade | No 8 |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Herbert Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Herbert Thompson
Head · 1940 · age 60 · b. ~1880 · 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-t0627-00368-00214)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Opal Wright | 25 | Housekeeper | Housekeeper | Oklahoma |
| 2 | Frederick B. Mcnair | 38 | Head | Broker | Missouri |
| 3 | Marjorie R. Mcnair | 40 | Wife | — | Minnesota |
| 4 | Marguerite Mcnair | 3 | Daughter | — | Minnesota |
| 5 | Martin B. Mcnair | 12 | Son | — | California |
| 6 | Roderick S. Rodney | 31 | Head | Lieutenant Sg | New York |
| 7 | Mary M. Rodney | 24 | Wife | — | Virginia |
| 8 | Peter R. Rodney | 1 | Son | — | Washington |
| 9 | William M. Schacht | 64 | Head | — | Germany |
| 10 | Augusta Schacht | 53 | Wife | — | Iowa |
| 11 | Hera Edna Black | 19 | Paying Guest | — | — |
| 12 | Arthur E. Walker | 51 | Head | Truck Driver | Nebraska |
| 13 | Jessie Walker | 46 | Wife | — | Iowa |
| 14 | June Berg | 17 | Step Daughter | — | California |
| 15 | Webster W. Thompson | 48 | Head | Commander | Virginia |
| 16 | Anne Thompson | 39 | Wife | — | Virginia |
| 17 | Webster S. Thompson | 17 | Son | — | Virginia |
| 18 | Edward A. Thompson | 15 | Son | — | Washington |
| 19 | Lynwood Ryhard | 51 | Head | Salesman | Kansas |
| 20 | Margaret E. Ryhard | 44 | Wife | Saleswoman | Kansas |
| 21 | Helen L. Beaudette | 22 | Daughter | — | Kansas |
| 22 | Suzanne Beaudette | 0 | Daughter | — | California |
| 23 | Carrie H. Reed | 66 | Head | — | Illinois |
| 24 | Georgia Allen | 61 | Companion | 60 | Illinois |
| 25 | Gordon Duvall | 33 | Head | Lieutenant | California |
| 26 | Irene Duvall | 35 | Wife | — | Texas |
| 27 | Gwendolyn Duvall | 13 | Daughter | — | California |
| 28 | Brent Duvall | 12 | Son | — | California |
| 29 | Eva Jane Duvall | 6 | Daughter | — | Oregon |
| 30 | H. Anne Duvall | 5 | Daughter | — | Washington |
| 31 | John B. Griggs | 43 | Head | Commander | North Carolina |
| 32 | Florence S. Griggs | 45 | Wife | — | Pennsylvania |
| 33 | Elizabeth Griggs | 16 | Daughter | — | Philippine Islands |
| 34 | Herbert Thompson THIS PERSON | 60 | Head | — | Indiana |
| 35 | Lawrence Stevens | 28 | Son-in-law | Attorney | Oregon |
| 36 | Eloise Stevens | 27 | Daughter | — | Illinois |
| 37 | Katharine Stevens | 1 | Daughter | — | California |
| 38 | Herbert Thompson | None | Head | — | — |
| 39 | Edwin D. Coates | 78 | Head | — | New York |
| 40 | Nellie C. Martin | 63 | Housekeeper | 60 | Iowa |
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)