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Louis Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bonneville-County, Idaho
Our Model Tree links this Louis Thomas across the 1930 and 1940 US Censuses in Bonneville-County, Idaho (XGBoost, ~Confirmed) — first a spouse (b.~1899), then head of a 7-person household.
Age 41
b. ~1899
Female
Spouse
Born: Idaho
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bonneville-County, Idaho |
| Surname | Thomas |
| Given Name | Louis |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Idaho |
| 1935 Residence (City) | Palisade Townsite |
| 1935 Residence (County) | Bonneville |
| Additional Details | |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
| Township / Ward | Palisade Townsite |
| Est. Birth Year | ~1899 |
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 Louis | Age | Birth yr |
|---|---|---|---|---|
| Louis Thomas | Spouse | — | 41 | ~1899 |
| Patricia Thomas | Daughter | — | 12 | ~1928 |
| Billie Thomas | Son | — | 17 | ~1923 |
| Myrle Thomas | Daughter | — | 16 | ~1924 |
| Elmer Thomas | Head | — | 52 | ~1888 |
| Betty Thomas | Daughter | — | 14 | ~1926 |
| Wesley Thomas | Son | — | 8 | ~1932 |
Census Appearances
Spouse, age 31
Bonneville, Idaho · implied b. ~1899 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Lois |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Idaho |
| Age at First Marriage | 21 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Idaho |
| Birth Country | United States |
| Birthplace (normalized) | idaho |
1940
Bonneville-County, Idaho
Spouse, age 41
Bonneville-County, Idaho · implied b. ~1899 — 7 household members
| Surname | Thomas |
| Given Name | Louis |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Idaho |
| 1935 Residence (City) | Palisade Townsite |
| 1935 Residence (County) | Bonneville |
| Highest Grade | G 8 |
| 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 Louis Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Louis Thomas
Spouse · 1940 · age 41 · b. ~1899 · Idaho
★ 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 — Bonneville-County, Idaho
Open full size
1940 US Federal Census — Bonneville-County, Idaho
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00741-00723)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ray M Calderwood | 36 | Head | Farm Hand | Idaho |
| 2 | Katie Calderwood | 39 | Wife | — | Utah |
| 3 | Carl J Calderwood | 11 | Son | — | Idaho |
| 4 | Wendel R Calderwood | 9 | Son | — | Idaho |
| 5 | Donald J Calderwood | 5 | Son | — | Idaho |
| 6 | Chester H Stone | 29 | Head | Farm Hand | Idaho |
| 7 | Lavon Stone | 19 | Wife | — | Idaho |
| 8 | Jewell Stone | 1 | Son | — | Idaho |
| 9 | Alzina Adams | 70 | Head | — | Utah |
| 10 | Elmer Thomas | 52 | Head | Sheepherder | Idaho |
| 11 | Louis Thomas THIS PERSON | 41 | Wife | — | Idaho |
| 12 | Billie Thomas | 17 | Son | — | Idaho |
| 13 | Myrle Thomas | 16 | Daughter | — | Idaho |
| 14 | Betty Thomas | 14 | Daughter | — | Idaho |
| 15 | Patricia Thomas | 12 | Daughter | — | Idaho |
| 16 | Wesley Thomas | 8 | Son | — | Idaho |
| 17 | Lachone A Jacobsen | 38 | Head | Farmer | Idaho |
| 18 | Eva A Jacobsen | 35 | Wife | — | Idaho |
| 19 | Marjorie A Jacobsen | 14 | Daughter | — | Idaho |
| 20 | Burdell D Jacobsen | 13 | Son | — | Idaho |
| 21 | Maxine A Jacobsen | 12 | Daughter | — | Idaho |
| 22 | Phyllis G Jacobsen | 10 | Daughter | — | Idaho |
| 23 | Donalene M Jacobsen | 8 | Daughter | — | Idaho |
| 24 | Duane L Jacobsen | 6 | Son | — | Idaho |
| 25 | Stanley K Jacobsen | 3 | Son | — | Idaho |
| 26 | Roger W Jacobsen | 1 | Son | — | Idaho |
| 27 | Grover Wray | 47 | Head | Cheesemaker | Utah |
| 28 | Birdie J Wray | 47 | Wife | — | Utah |
| 29 | Maxine Wray | 19 | Daughter | — | Utah |
| 30 | Darwin J Wray | 10 | Son | — | Idaho |
| 31 | Darlene J Wray | 9 | Daughter | — | Idaho |
| 32 | Gerald R Wray | 7 | Son | — | Idaho |
| 33 | Shirley L Wray | 5 | Daughter | — | Idaho |
| 34 | Daniel B Wray | 3 | Son | — | Idaho |
| 35 | Ora J Mize | 60 | Head | Blacksmith | Georgia |
| 36 | Clara A Mize | 62 | Wife | — | Missouri |
| 37 | Gertrude Williams | 30 | Boarder | Teacher | Montana |
| 38 | Bill Jacobs | 31 | Head | Farm Hand | Utah |
| 39 | Violet M Jacobs | 19 | Wife | — | Idaho |
| 40 | Edward R Jacobs | 1 | Son | — | Idaho |
Related Census Records
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)