RT
Ralph Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Osage-County, Kansas
Our Model Tree links this Ralph Thompson across the 1910, 1920, 1930 and 1940 US Censuses in Osage-County, Kansas (XGBoost, ~Confirmed), with identified parents George & Joseph — first a head (b.~1905), then head of a 6-person household.
Age 35
b. ~1905
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Osage-County, Kansas |
| Surname | Thompson |
| Given Name | Ralph |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Reading |
| 1935 Residence (County) | Osage |
| Additional Details | |
| Occupation | Mining machine |
| Industry | coal mine |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Mining Machine |
| Township / Ward | Scranton Township |
| 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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| William Thompson | Son | — | 13 | ~1927 |
| Jerry Thompson | Son | — | 1 | ~1939 |
| Ida Thompson | Daughter | — | 4 | ~1936 |
| Robert Thompson | Son | — | 10 | ~1930 |
| Ralph Thompson | Head | — | 35 | ~1905 |
| Ruby Thompson | Spouse | — | 33 | ~1907 |
Census Appearances
1910
Osage, Kansas
Son, age 6
Osage, Kansas · implied b. ~1904 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Osage, Kansas
Son, age 16
Osage, Kansas · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Farm laborer |
| Industry | Home farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Osage, Kansas
Head, age 26
Osage, Kansas · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Ralph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 21 |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $10 |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Osage-County, Kansas
Head, age 35
Osage-County, Kansas · implied b. ~1905 — 6 household members
| Surname | Thompson |
| Given Name | Ralph |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Reading |
| 1935 Residence (County) | Osage |
| Occupation | Mining machine |
| Industry | coal mine |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 0 |
| Highest Grade | H 2 |
| 1935 Residence | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Ralph Thompson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Thompson (~0.92 confidence) and father Joseph Thompson (~0.92 confidence) and mother Mary Thompson (~0.92 confidence) and mother Mary Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Thompson
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Joseph Thompson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Mary Thompson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Mary Thompson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Thompson
Head · 1940 · age 35 · b. ~1905 · Kansas
★ 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 — Osage-County, Kansas
Open full size
1940 US Federal Census — Osage-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01250-00718)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Matilda Issacs | 55 | wife | — | Kansas |
| 42 | Donald Issacs | 14 | son | — | Kansas |
| 43 | Dean (Ab) Issacs | 24 | son | Core Maker | Kansas |
| 44 | Arthur (X) Wilkins | 28 | head | Farmer | Kansas |
| 45 | Hazel Wilkins | 26 | wife | — | Kansas |
| 46 | Carl Sheall | 6 | step-son | — | Kansas |
| 47 | Robert Sheall | 5 | step-son | — | Kansas |
| 48 | Hugh (X) Hoffman | 36 | head | Coal Operator | Kansas |
| 49 | Evelyn Hoffman | 25 | wife | — | Kansas |
| 50 | Sally Sue Hoffman | 1 | daughter | — | Kansas |
| 51 | Larry Hugh Hoffman | 0 | son | — | Kansas |
| 52 | Ralph Thompson THIS PERSON | 35 | head | Mining Machine | Kansas |
| 53 | Ruby (X) Thompson | 33 | wife | — | Kansas |
| 54 | William R. Thompson | 13 | son | — | Kansas |
| 55 | Robert Thompson | 10 | son | — | Kansas |
| 56 | Ida Thompson | 4 | daughter | — | Kansas |
| 57 | Jerry Thompson | 1 | son | — | Kansas |
| 58 | Henry Rowe | 49 | head | Farmer | Kansas |
| 59 | Hattie Rowe | 45 | wife | — | Kansas |
| 60 | Nels (X) Sheall | 48 | head | Farmer | Sweden |
| 61 | Viola Sheall | 31 | wife | — | Oklahoma |
| 62 | John (X) Theleen | 67 | head | Coal Miner | Sweden |
| 63 | Thomas (X) Chalmers | 63 | head | Coal Miner | Scotland |
| 64 | Ben (X) Inbe | 32 | head | Coal Operator | Arizona |
| 65 | Stuart (X) Lindell | 41 | head | Farmer | Kansas |
| 66 | Oma Lindell | 38 | wife | — | Kansas |
| 67 | Phyllis Lee Lindell | 15 | daughter | — | Kansas |
| 68 | David Morrison | 66 | head | — | Scotland |
| 69 | Catherine (X) Morrison | 59 | wife | — | Scotland |
| 70 | William Trebbe | 56 | head | Coal Miner | Kansas |
| 71 | Gertrude (X) Trebbe | 51 | wife | — | Kansas |
| 72 | Mary Trebbe | 22 | daughter | House Keeper | Kansas |
| 73 | Leonard Trebbe | 20 | son | Coal Miner | Kansas |
| 74 | Opal Trebbe | 17 | daughter | House Keeper | Kansas |
| 75 | Raymond Trebbe | 15 | son | Farm Work | Kansas |
| 76 | Clyde Trebbe | 12 | son | — | Kansas |
| 77 | Dale Trebbe | 10 | son | — | Kansas |
| 78 | Eli Heffelfinger | 46 | lodger | Evangelistic Worker In Church | Nebraska |
| 79 | Myrtle Heffelfinger | 47 | lodger | Evangelistic Worker In Church | Iowa |
| 80 | George (X) Trebbe | 29 | head | Coal Miner | Kansas |
Pedigree Summary
Ralph
Gen 1 · 4 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)