HT
Harold Thomas — 1940 US Census Record
Model Tree available1940 United States Federal Census · Livingston-County, Michigan
Our Model Tree links this Harold Thomas across the 1920, 1930 and 1940 US Censuses in Livingston-County, Michigan (XGBoost, ~Confirmed), with identified parents Carey & Mabel — first a head (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Livingston-County, Michigan |
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Howell |
| 1935 Residence (County) | Livingston |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | City Dept. of Public Works |
| Class of Worker | GW |
| Hours Worked | 54 |
| Income (1939) | 968 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Truck Driver |
| Township / Ward | Howell |
| Est. Birth Year | ~1905 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Thomas | Daughter | — | 6 | ~1934 |
| Florence Thomas | Spouse | — | 26 | ~1914 |
| George Roblin | Other | — | 52 | ~1888 |
| Harold Thomas | Head | — | 35 | ~1905 |
| Evelyn Thomas | Daughter | — | 8 | ~1932 |
| Geraldine Thomas | Daughter | — | 2 | ~1938 |
Census Appearances
1920
Livingston, Michigan
Son, age 15
Livingston, Michigan · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harold S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Livingston, Michigan
Son, age 25
Livingston, Michigan · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Laborer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Livingston-County, Michigan
Head, age 35
Livingston-County, Michigan · implied b. ~1905 — 6 household members
| Surname | Thomas |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Howell |
| 1935 Residence (County) | Livingston |
| Occupation | Truck Driver |
| Industry | City Dept. of Public Works |
| Class of Worker | GW |
| Hours Worked | 54 |
| Income (1939) | 968 |
| Highest Grade | No 6 |
| 1935 Residence | Same Place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Harold Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Carey Thomas (~0.92 confidence) and mother Mabel Thomas (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Carey Thomas
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Mabel Thomas
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Thomas
Head · 1940 · age 35 · b. ~1905 · Michigan
★ 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 — Livingston-County, Michigan
Open full size
1940 US Federal Census — Livingston-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01780-00370)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Reese | 56 | Lodger | Fireman | Michigan |
| 42 | Paul Roberts | 24 | Head | Inspector | Michigan |
| 43 | Mary Roberts | 24 | Wife | Winder | Michigan |
| 44 | Leon Miller | 64 | Head | — | Germany |
| 45 | Emma M. Alger | 73 | Head | — | Michigan |
| 46 | Frank Alger | 51 | Son | — | Michigan |
| 47 | Walter S. Hubbel | 58 | Head | Section Worker | Michigan |
| 48 | Laura Hubbel | 58 | Wife | — | Michigan |
| 49 | Ford Hubbel | 35 | Son | Salesman | Michigan |
| 50 | Mildred Hubbel | 29 | Daughter-in-law | Secretary | England |
| 51 | Fred Jones | 75 | Head | — | Michigan |
| 52 | Claude Jones | 32 | Son | Clerk | Michigan |
| 53 | Gearld Jones | 27 | Son | Clerk | Michigan |
| 54 | Doris Jones | 24 | Daughter-in-law | — | Michigan |
| 55 | John F. Jones | 35 | Head | Running Gas Station | Michigan |
| 56 | Oda J. Jones | 41 | Wife | — | Michigan |
| 57 | Joseph J. Jones | 7 | Son | — | Michigan |
| 58 | Fredrick Jones | 4 | Son | — | Michigan |
| 59 | Russel Beeman | 40 | Head | Cook | Michigan |
| 60 | Bernice Beeman | 42 | Wife | — | Michigan |
| 61 | Russel Jr. Beeman | 19 | Son | — | Michigan |
| 62 | Jack Beeman | 16 | Son | — | Michigan |
| 63 | Lilla Barton | 82 | Mother-in-law | — | Michigan |
| 64 | Norman Brayton | 29 | Head | Waiter | Michigan |
| 65 | Clinton Brayton | 32 | Wife | — | Michigan |
| 66 | John Brayton | 10 | Son | — | Michigan |
| 67 | Charles Brayton | 9 | Son | — | Michigan |
| 68 | Francis Brayton | 8 | Son | — | Michigan |
| 69 | Bernard Brayton | 6 | Son | — | Michigan |
| 70 | Normatene Brayton | 1 | Daughter | — | Michigan |
| 71 | Harold Thomas THIS PERSON | 35 | Head | Truck Driver | Michigan |
| 72 | Florence Thomas | 26 | Wife | — | Michigan |
| 73 | Evelyn Thomas | 8 | Daughter | — | Michigan |
| 74 | Elizabeth Thomas | 6 | Daughter | — | Michigan |
| 75 | Geraldine Thomas | 2 | Daughter | — | Michigan |
| 76 | George Roblin | 52 | Brother-in-law | Truck Driver | Michigan |
| 77 | Laura Aldrich | 42 | Head | — | Michigan |
| 78 | Ferris Aldrich | 48 | Head | Baggage Clerk | Michigan |
| 79 | Iva Aldrich | 48 | Wife | — | Michigan |
| 80 | Ervein Gillett | 33 | Head | Inspector | Michigan |
Pedigree Summary
Harold
Gen 1 · 2 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)