HT
Harold Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Noble-County, Ohio
Our Model Tree links this Harold Thompson across the 1920, 1930 and 1940 US Censuses in Noble-County, Ohio (XGBoost, ~Confirmed), with identified parents H & Frank — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Noble-County, Ohio |
| Surname | Thompson |
| Given Name | Harold R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Stock Twp |
| 1935 Residence (County) | Noble |
| Additional Details | |
| Occupation | Clerk |
| Industry | General Store |
| Class of Worker | OA |
| Hours Worked | 60 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Clerk |
| Township / Ward | Stock Twp |
| Est. Birth Year | ~1910 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Linda Thompson | Daughter | — | 3 | ~1937 |
| Harold Thompson | Head | — | 30 | ~1910 |
| Loretta Thompson | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Noble, Ohio
Son, age 10
Noble, Ohio · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Noble, Ohio
Son, age 20
Noble, Ohio · implied b. ~1910 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harold R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Clerk |
| Industry | Retail Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Noble-County, Ohio
Head, age 30
Noble-County, Ohio · implied b. ~1910 — 3 household members
| Surname | Thompson |
| Given Name | Harold R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Stock Twp |
| 1935 Residence (County) | Noble |
| Occupation | Clerk |
| Industry | General Store |
| Class of Worker | OA |
| Hours Worked | 60 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Harold Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father H Thompson (~0.92 confidence) and father Frank Thompson (~0.92 confidence) and mother Cora Thompson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
H Thompson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Frank Thompson
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Cora Thompson
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Thompson
Head · 1940 · age 30 · b. ~1910 · 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 — Noble-County, Ohio
Open full size
1940 US Federal Census — Noble-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03124-00419)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Kauffman | 69 | Head | — | Ohio |
| 2 | Willa E Leisure | 77 | Head | — | Ohio |
| 3 | Mary Leisure | 75 | Wife | — | Germany |
| 4 | Thomas F Quick | 58 | Head | Laborer | Ohio |
| 5 | Lewis F Quick | 22 | Son | Clerk | Ohio |
| 6 | Dana F Quick | 19 | Son | Teacher | Ohio |
| 7 | Lawrence W Kuder | 70 | Head | Engineer | Ohio |
| 8 | Gertrude M Kuder | 39 | Wife | — | Ohio |
| 9 | Dwight L Kuder | 16 | Son | Laborer | Ohio |
| 10 | Roma J Kuder | 13 | Daughter | — | Ohio |
| 11 | Samuel O Clark | 59 | Head | Janitor | Ohio |
| 12 | Bernard B Crum | 35 | Head | Operator | Ohio |
| 13 | Bernice B Crum | 30 | Wife | — | Ohio |
| 14 | Dwight B Crum | 5 | Son | — | Ohio |
| 15 | Donald L Crum | 3 | Son | — | Ohio |
| 16 | Roger D Crum | 1 | Son | — | Ohio |
| 17 | Arthur F Crum | 40 | Head | Operator | Ohio |
| 18 | Bernice G Crum | 39 | Wife | — | Ohio |
| 19 | Clyde L Crum | 21 | Son | Helper | Ohio |
| 20 | Virginia O Crum | 14 | Daughter | — | Ohio |
| 21 | Richard W Horton | 74 | Head | — | Ohio |
| 22 | Ida M Horton | 67 | Wife | — | Ohio |
| 23 | Eunice M Horton | 37 | Daughter | — | Ohio |
| 24 | Harold R Thompson THIS PERSON | 30 | Head | Clerk | Ohio |
| 25 | Loretta Thompson | 35 | Wife | — | Ohio |
| 26 | Linda L Thompson | 3 | Daughter | — | Ohio |
| 27 | Frank H Thompson | 57 | Head | Proprietor | Ohio |
| 28 | Cora B Thompson | 50 | Wife | — | Ohio |
| 29 | Winfield Rucker | 64 | Head | — | Ohio |
| 30 | Leo Wheeler | 56 | Head | Blacksmith | Ohio |
| 31 | Blanche D Smith | 49 | Head | Postmistress | Ohio |
| 32 | Henry D Hill | 68 | Head | — | Ohio |
| 33 | Agnes Blanche Hill | 67 | Wife | — | Ohio |
| 34 | Ernest L Thompson | 51 | Head | — | Ohio |
| 35 | Zuba Thompson | 45 | Wife | — | Ohio |
| 36 | Howard F Thompson | 23 | Son | — | Ohio |
| 37 | Elma Thompson | 14 | Daughter | Housework | Ohio |
| 38 | Evelyn C Thompson | 15 | Daughter | — | Ohio |
| 39 | Edward J Thompson | 10 | Son | — | Ohio |
| 40 | Hazel D Thompson | 7 | Daughter | — | Ohio |
Pedigree Summary
Harold
Gen 1 · 3 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)