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Thelma Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Smith-County, Kansas
Our Model Tree links this Thelma Thompson across the 1920, 1930 and 1940 US Censuses in Smith-County, Kansas (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Female
Daughter
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Smith-County, Kansas |
| Surname | Thompson |
| Given Name | Thelma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Smith |
| 1935 Residence (County) | Smith |
| Additional Details | |
| Occupation | Housekeeping |
| Industry | At Home |
| Class of Worker | NP |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Housekeeping |
| Township / Ward | Oak Township |
| Est. Birth Year | ~1918 |
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 Thelma | Age | Birth yr |
|---|---|---|---|---|
| Lelia Thompson | Spouse | — | 45 | ~1895 |
| John Thompson | Head | — | 46 | ~1894 |
| Thelma Thompson | Daughter | — | 22 | ~1918 |
| Lynn Thompson | Son | — | 17 | ~1923 |
| Beverly Thompson | Daughter | — | 5 | ~1935 |
| Merrill Thompson | Son | — | 20 | ~1920 |
Census Appearances
1920
Smith, Kansas
Daughter, age 2
Smith, Kansas · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Thelma V |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Kansas |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Smith, Kansas
Daughter, age 12
Smith, Kansas · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Thelma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Texas |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Smith-County, Kansas
Daughter, age 22
Smith-County, Kansas · implied b. ~1918 — 6 household members
| Surname | Thompson |
| Given Name | Thelma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Smith |
| 1935 Residence (County) | Smith |
| Occupation | Housekeeping |
| Industry | At Home |
| Class of Worker | NP |
| Hours Worked | 0 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Thelma Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Thompson (~0.92 confidence) and father John Thompson (~0.92 confidence) and mother Delia Thompson (~0.92 confidence) and mother Lelia Thompson (~0.92 confidence) and mother Lelia Thompson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Thompson
b. ~1894
Source father
● Household
· direct · ~0.92
Father
John Thompson
b. ~1894
Source father
● Household
· direct · ~0.92
Mother
Delia Thompson
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Lelia Thompson
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Lelia Thompson
b. ~1895
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thelma Thompson
Daughter · 1940 · age 22 · b. ~1918 · Kansas
★ You are viewing this record
Sibling
Merrill Thompson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lynn Thompson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Thompson
Sibling · 1940 · age 5
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 — Smith-County, Kansas
Open full size
1940 US Federal Census — Smith-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01262-00608)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edith Atwood | 14 | daughter | — | Kansas |
| 42 | Dean Atwood | 12 | son | — | Kansas |
| 43 | Raymond Atwood | 11 | son | — | Kansas |
| 44 | Floy Atwood | 10 | daughter | — | Kansas |
| 45 | Jody Atwood | 7 | son | — | Kansas |
| 46 | Frank Atwood | 71 | Head | Trucking | Kansas |
| 47 | Clara Atwood | 63 | Wife | — | Kansas |
| 48 | Clarence Cheesman | 38 | Head | Turkey Farm | Kansas |
| 49 | Lehesman|Lehesma Cheesman | 36 | Wife | — | Iowa |
| 50 | Arden Cheesman | 13 | son | — | Kansas |
| 51 | Coral Cheesman | 11 | daughter | — | Kansas |
| 52 | Joe Neal Cheesman | 5 | son | — | Kansas |
| 53 | F. B. Wadley | 71 | Head | Farming | Indiana |
| 54 | Emma Wadley | 66 | Wife | — | Illinois |
| 55 | Virgil Morgan | 34 | Head | Farming | Kansas |
| 56 | Hazeldean Morgan | 31 | Wife | — | Kansas |
| 57 | D. Ivan Morgan | 11 | son | — | Kansas |
| 58 | W. Robert Morgan | 10 | son | — | Kansas |
| 59 | Frank Allen | 68 | Head | Farming | Kansas |
| 60 | Effie Allen | 56 | Wife | — | Kansas |
| 61 | Fred Allen | 22 | son | Teaching | Kansas |
| 62 | Clarence Allen | 20 | son | Truck Driver | Kansas |
| 63 | Duane Allen | 17 | son | Truck Driver | Kansas |
| 64 | M. J. Frances | 42 | Head | Farming | Kansas |
| 65 | John Thompson | 46 | Head | Farming | Kansas |
| 66 | Lelia Thompson | 45 | Wife | — | Kansas |
| 67 | Thelma Thompson THIS PERSON | 22 | daughter | Housekeeping | Kansas |
| 68 | Merrill Thompson | 20 | son | Teaching | Kansas |
| 69 | Lynn Thompson | 17 | son | 4 H Work | Kansas |
| 70 | Beverly Thompson | 5 | daughter | — | Kansas |
| 71 | Albert Herndon | 50 | Head | Farming | Kansas |
| 72 | Della Herndon | 43 | Wife | — | Kansas |
| 73 | Dale Herndon | 17 | son | 4 H Farming | Kansas |
| 74 | Donald Herndon | 16 | son | 4 H Farming | Kansas |
| 75 | Dorothy Herndon | 14 | daughter | — | Kansas |
| 76 | Duane Herndon | 12 | son | — | Kansas |
| 77 | Delbert Herndon | 10 | son | — | Kansas |
| 78 | Nellie Ruth Herndon | 8 | daughter | — | Kansas |
| 79 | Clyde Herndon | 38 | Head | Farming | Kansas |
| 80 | Daisy Herndon | 29 | Wife | — | Kansas |
Pedigree Summary
Thelma + 3 siblings
Gen 1 · 5 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)