CT
Clara Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wasco-County, Oregon
Our Model Tree links this Clara Thomas across the 1920, 1930 and 1940 US Censuses in Wasco-County, Oregon (XGBoost, ~Confirmed) — first a spouse (b.~1897), then head of a 4-person household.
Age 43
b. ~1897
Female
Spouse
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wasco-County, Oregon |
| Surname | Thomas |
| Given Name | Clara |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | The Dalles |
| 1935 Residence (County) | Wasco |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Oregon |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | South Dalles Voting Precinct |
| Est. Birth Year | ~1897 |
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 Clara | Age | Birth yr |
|---|---|---|---|---|
| Fred Thomas | Head | — | 42 | ~1898 |
| William Thomas | Son | — | 14 | ~1926 |
| Alvin Thomas | Son | — | 13 | ~1927 |
| Clara Thomas | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Wasco, Oregon
Other, age 22
Wasco, Oregon · implied b. ~1898 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Clara |
| Relationship to Head | Sister-in-law |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Wasco, Oregon
Spouse, age 32
Wasco, Oregon · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Clara M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Wasco-County, Oregon
Spouse, age 43
Wasco-County, Oregon · implied b. ~1897 — 4 household members
| Surname | Thomas |
| Given Name | Clara |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | The Dalles |
| 1935 Residence (County) | Wasco |
| Industry | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Oregon |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Clara Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Clara Thomas
Spouse · 1940 · age 43 · b. ~1897 · Oregon
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Wasco-County, Oregon
Open full size
1940 US Federal Census — Wasco-County, Oregon
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-03381-00969)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Maxine Tibbetts | 9 | daughter | — | Oregon |
| 42 | Maravine Tibbetts | 9 | daughter | — | Oregon |
| 43 | Joanne Tibbetts | 6 | daughter | — | Oregon |
| 44 | Kenneth Edward Tibbetts | 3 | son | — | Oregon |
| 45 | Ernest Everett Tibbetts | 0 | son | — | Oregon |
| 46 | Karl O. Sehorn | 56 | Head | Farmer | Germany |
| 47 | James H. Q. Cade | 32 | Head | Farmer | Oregon |
| 48 | Echo Cade | 27 | Wife | — | Oregon |
| 49 | Alice Mae Cade | 4 | daughter | — | Oregon |
| 50 | Eugene Ray Cade | 2 | son | — | Oregon |
| 51 | Louis Grace | 28 | Head | Laborer | Oregon |
| 52 | Mabel Grace | 22 | wife | — | Oregon |
| 53 | Robert Louis Grace | 0 | son | — | Oregon |
| 54 | Lambert Anderson | 57 | Head | Farmer | Oregon |
| 55 | Edith Anderson | 42 | wife | — | Washington |
| 56 | Dale Anderson | 17 | son | — | Oregon |
| 57 | Roger Anderson | 7 | son | — | Oregon |
| 58 | William Davidson | 60 | Head | Truck Driver | Oregon |
| 59 | Alma Davidson | 56 | wife | — | Nebraska |
| 60 | Clarence Davidson | 20 | son | Bus Driver | Oregon |
| 61 | Margaret Gray | 84 | Mother | — | Kansas |
| 62 | Clarence Gray | 38 | son | Farmer | Oregon |
| 63 | Fred Thomas | 42 | Head | Farmer | Germany |
| 64 | Clara Thomas THIS PERSON | 43 | wife | — | Minnesota |
| 65 | William Thomas | 14 | son | — | Oregon |
| 66 | Alvin Thomas | 13 | son | — | Oregon |
| 67 | Howard W. Anderson | 52 | Head | Laborer | Kansas |
| 68 | James Clay Yahne | 50 | Head | Laborer | Kansas |
| 69 | Myrtle I. Yahne | 41 | Wife | — | California |
| 70 | Lois Yahne | 13 | daughter | — | Idaho |
| 71 | Nadine Yahne | 11 | daughter | — | Idaho |
| 72 | Howard Coney | 45 | Head | District Manager | Indiana |
| 73 | Opal Coney | 42 | Wife | — | Oregon |
| 74 | Betty Mae Coney | 20 | Daughter | — | Oregon |
| 75 | Doris Lucia Coney | 18 | Daughter | — | Oregon |
| 76 | Barbara Jean Coney | 12 | Daughter | — | Oregon |
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)