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Thelma Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Ohio
Our Model Tree links this Thelma Thompson across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Ohio (XGBoost, ~Confirmed), with identified parents Clara & Clara — first a daughter (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Ohio |
| Surname | Thompson |
| Given Name | Thelma E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Steubenville City |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Telephone Operator |
| Industry | Telephone |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 927 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Telephone Operator |
| Township / Ward | Steubenville City |
| Est. Birth Year | ~1917 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thelma | Age | Birth yr |
|---|---|---|---|---|
| Clara Thompson | Spouse | — | 53 | ~1887 |
| Thelma Thompson | Daughter | — | 23 | ~1917 |
| Elmer Thompson | Head | — | 48 | ~1892 |
Census Appearances
1920
Jefferson, Ohio
Daughter, age 3
Jefferson, Ohio · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Thelma E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Jefferson, Ohio
Daughter, age 13
Jefferson, Ohio · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Thelma |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Jefferson-County, Ohio
Daughter, age 23
Jefferson-County, Ohio · implied b. ~1917 — 3 household members
| Surname | Thompson |
| Given Name | Thelma E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Steubenville City |
| 1935 Residence (County) | Jefferson |
| Occupation | Telephone Operator |
| Industry | Telephone |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 927 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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: mother Clara Thompson (~0.92 confidence) and mother Clara Thompson (~0.92 confidence) and father Elmer Thompson (~0.92 confidence) and father Elmer Thompson (~0.92 confidence) and father Elmer Thompson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Clara Thompson
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Clara Thompson
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Elmer Thompson
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Elmer Thompson
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Elmer Thompson
b. ~1892
Source father
● Household
· direct · ~0.92
This person
Anchor record
Thelma Thompson
Daughter · 1940 · age 23 · b. ~1917 · Ohio
★ 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 — Jefferson-County, Ohio
Open full size
1940 US Federal Census — Jefferson-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03091-00933)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret H Horner | 21 | Daughter | Typist | Ohio |
| 42 | Mildred R Horner | 21 | Daughter | Typist | Ohio |
| 43 | James W Horner | 14 | Son | — | Ohio |
| 44 | Edwin E Lambing | 47 | Head | Bloomer | Pennsylvania |
| 45 | Virginia D Lambing | 40 | Wife | Interviewer | Ohio |
| 46 | Joe S Feist | 32 | Head | Bookkeeper | West Virginia |
| 47 | Grace L Feist | 32 | Wife | Registered Nurse | Ohio |
| 48 | William Surgeon | 51 | Head | Craneman | Northern Ireland |
| 49 | Jane L Surgeon | 39 | Wife | — | Scotland |
| 50 | William K Surgeon | 23 | Son | Machinist | Ohio |
| 51 | Mary E Battray | 20 | Niece | Stenographer | Ohio |
| 52 | Ruth Battray | 16 | Niece | — | Ohio |
| 53 | William Ashman | 61 | Head | Machinist | England |
| 54 | Anne L Ashman | 57 | Wife | — | Indiana |
| 55 | Emilie M Ashman | 30 | Daughter | Bookkeeper | Ohio |
| 56 | Harold N Ashman | 21 | Son | Clerk | Ohio |
| 57 | George R Wright | 36 | Son-in-law | Blacksmith | Ohio |
| 58 | Mary H Wright | 24 | Daughter | — | Ohio |
| 59 | William G Wright | 12 | Grandson | — | Ohio |
| 60 | Emilie M Wright | 11 | Granddaughter | — | Ohio |
| 61 | Elmer E Thompson | 48 | Head | Fuel Engineer | Ohio |
| 62 | Clara A Thompson | 53 | Wife | — | Ohio |
| 63 | Thelma E Thompson THIS PERSON | 23 | Daughter | Telephone Operator | Ohio |
| 64 | Michael J Kenney | 61 | Head | Track Foreman | Pennsylvania |
| 65 | Julia G Kenney | 53 | Wife | — | France |
| 66 | Thomas J Kenney | 30 | Son | Foreman | Pennsylvania |
| 67 | Leo J Scanlon | 36 | Head | Machinist | Pennsylvania |
| 68 | Georganne Scanlon | 31 | Wife | — | Ohio |
| 69 | Leo Jr Scanlon | 5 | Son | — | Ohio |
| 70 | Mary Scanlon | 1 | Daughter | — | Ohio |
| 71 | Edward Bowers | 53 | Head | Manager | Ohio |
| 72 | Mae J Bowers | 37 | Wife | Manager | Ohio |
| 73 | James De Luca | 44 | Head | Laborer | Italy |
| 74 | Mary De Luca | 34 | Wife | — | West Virginia |
| 75 | Catherine De Luca | 12 | Daughter | — | West Virginia |
| 76 | Anthony J De Luca | 10 | Son | — | Ohio |
| 77 | John J De Luca | 8 | Son | — | Ohio |
| 78 | James De Luca | 4 | Son | — | Ohio |
| 79 | Max R Buffone | 36 | Head | Bookkeeper | Italy |
| 80 | Jeanne D Buffone | 27 | Wife | Waitress | Pennsylvania |
Pedigree Summary
Thelma
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)