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Mabel Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Umatilla-County, Oregon
Our Model Tree links this Mabel Thompson across the 1930 and 1940 US Censuses in Umatilla-County, Oregon (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 11-person household.
Age 14
b. ~1926
Female
Daughter
Born: Oregon
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Umatilla-County, Oregon |
| Surname | Thompson |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | I |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | E. P. 11 |
| 1935 Residence (County) | Umatilla |
| Additional Details | |
| Class of Worker | OT |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Township / Ward | E P 11 |
| Est. Birth Year | ~1926 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mabel | Age | Birth yr |
|---|---|---|---|---|
| Benjamin Thompson | Son | — | 3 | ~1937 |
| Christine Thompson | Daughter | — | 18 | ~1922 |
| Augustine Thompson | Daughter | — | 13 | ~1927 |
| Rosa Thompson | Spouse | — | 38 | ~1902 |
| Geneva Thompson | Daughter | — | 11 | ~1929 |
| Levi Thompson | Son | — | 2 | ~1938 |
| Mabel Thompson | Daughter | — | 14 | ~1926 |
| Cecil Thompson | Son | — | 9 | ~1931 |
| Shirley Thompson | Daughter | — | 4 | ~1936 |
| Joseph Thompson | Head | — | 40 | ~1900 |
| Belva Thompson | Daughter | — | 16 | ~1924 |
Census Appearances
1930
Umatilla, Oregon
Daughter, age 4
Umatilla, Oregon · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | American Indian |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Oregon |
| Father's Birthplace | Full-blood |
| Mother's Birthplace | Walla Walla |
| Can Read/Write | No |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Umatilla-County, Oregon
Daughter, age 14
Umatilla-County, Oregon · implied b. ~1926 — 11 household members
| Surname | Thompson |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | I |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Oregon |
| 1935 Residence (City) | E. P. 11 |
| 1935 Residence (County) | Umatilla |
| Class of Worker | OT |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same place |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Mabel Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mabel Thompson
Daughter · 1940 · age 14 · b. ~1926 · Oregon
★ You are viewing this record
Sibling
Belva Thompson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Levi Thompson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Christine Thompson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Benjamin Thompson
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Augustine Thompson
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecil Thompson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Geneva Thompson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Thompson
Sibling · 1940 · age 4
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 — Umatilla-County, Oregon
Open full size
1940 US Federal Census — Umatilla-County, Oregon
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03380-00337)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Antone Minthorn | 5 | nephew | — | Oregon |
| 2 | Joseph D. Thompson | 40 | Head | — | Oregon |
| 3 | Rosa Thompson | 38 | Wife | — | Oregon |
| 4 | Christine Thompson | 18 | Daughter | Housekeeper | Oregon |
| 5 | Belva Thompson | 16 | Daughter | — | Oregon |
| 6 | Mabel Thompson THIS PERSON | 14 | Daughter | — | Oregon |
| 7 | Augustine Thompson | 13 | Daughter | — | Oregon |
| 8 | Geneva Thompson | 11 | Daughter | — | Oregon |
| 9 | Cecil Thompson | 9 | Son | — | Oregon |
| 10 | Shirley Thompson | 4 | Daughter | — | Oregon |
| 11 | Benjamin Thompson | 3 | Son | — | Oregon |
| 12 | Levi Thompson | 2 | Son | — | Oregon |
| 13 | Daniel Mcbean | 41 | Head | Farmer | Oregon |
| 14 | Caroline Reed | 67 | Cook | Cook | Washington |
| 15 | Jim Langraw | 40 | Lodger | — | Oregon |
| 16 | Charlie Reed | 41 | Lodger | — | Oregon |
| 17 | Gerald Reed | 25 | Lodger | — | Oregon |
| 18 | Marvin D. Reed | 24 | Head | Farm Hand | Oregon |
| 19 | Francis Reed | 19 | Wife | — | Oregon |
| 20 | Bertha Reed | 2 | Daughter | — | Oregon |
| 21 | Modesta Minthorn | 70 | Head | — | Oregon |
| 22 | Louisa Black Elk | 69 | Friend | — | Oregon |
| 23 | Theresa Sheffentower | 22 | Friend | — | Oregon |
| 24 | Precious S. Sling | 55 | Head | — | Oregon |
| 25 | Peter Sling | 22 | Son | Farmer | Oregon |
| 26 | Roy Hobby | 37 | Head | Farmer | California |
| 27 | Vera Hobby | 36 | Wife | — | Missouri |
| 28 | Eugene Reed | 31 | Head | Farm Hand | Oregon |
| 29 | John Whilson | None | mistake - taken in | — | — |
| 30 | Kenneth Bowman | 39 | Head | Hired Laborer | Oregon |
| 31 | Josephine D. Bowman | 39 | Wife | — | Oregon |
| 32 | Richard D. Bowman | 14 | Son | — | Oregon |
| 33 | Lester L. Bowman | 11 | Son | — | Oregon |
| 34 | Raymond R. Bowman | 4 | Son | — | Oregon |
| 35 | Arthur L. Greer | 49 | Head | Prop. General Store & Grocery | Kansas |
| 36 | Christina E. Greer | 40 | Wife | — | Washington |
| 37 | Dorothy E. Greer | 17 | Daughter | — | Oregon |
| 38 | Helen F. Greer | 15 | Daughter | — | Oregon |
| 39 | Robert J. Greer | 13 | Son | — | Oregon |
| 40 | Ruthie L. Greer | 7 | Daughter | — | Oregon |
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)