HT
Harold Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cuyahoga-County, Ohio
Our Model Tree links this Harold Thompson across the 1920, 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed), with identified parents Frank & Jennie — first a head (b.~1911), then head of a 5-person household.
Age 29
b. ~1911
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cuyahoga-County, Ohio |
| Surname | Thompson |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Occupation | Pipe Fitter |
| Industry | Silk Mills |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Pipe Fitter |
| Township / Ward | North Olmsted Village |
| Est. Birth Year | ~1911 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Sandra Thompson | Daughter | — | 2 | ~1938 |
| Harold Thompson | Head | — | 29 | ~1911 |
| Harold Thompson | Son | — | 6 | ~1934 |
| Richard Thompson | Son | — | 5 | ~1935 |
| Pearl Thompson | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Cuyahoga, Ohio
Son, age 9
Cuyahoga, Ohio · implied b. ~1911 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harold G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Cuyahoga, Ohio
Son, age 19
Cuyahoga, Ohio · implied b. ~1911 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Harold E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Machine oper |
| Industry | Silk mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Cuyahoga-County, Ohio
Head, age 29
Cuyahoga-County, Ohio · implied b. ~1911 — 5 household members
| Surname | Thompson |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Occupation | Pipe Fitter |
| Industry | Silk Mills |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| 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 Frank Thompson (~0.92 confidence) and mother Jennie Thompson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Thompson
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Jennie Thompson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Thompson
Head · 1940 · age 29 · b. ~1911 · 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 — Cuyahoga-County, Ohio
Open full size
1940 US Federal Census — Cuyahoga-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03057-00086)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Petree | 32 | Wife | — | Pennsylvania |
| 2 | Donald Petree | 12 | Son | — | Ohio |
| 3 | Marvin Petree | 10 | Son | — | Ohio |
| 4 | Altarae Petree | 8 | Daughter | — | Ohio |
| 5 | Lena Mead | 52 | Head | House Maid | Switzerland |
| 6 | William Mead | 29 | Son | Bus Driver | Pennsylvania |
| 7 | Gilbert Jenkins | 28 | Head | Accountant | Ohio |
| 8 | Roma Jenkins | 29 | Wife | — | Ohio |
| 9 | Paul Jenkins | 2 | Son | — | Ohio |
| 10 | Alfred Neumann | 36 | Head | Stock Clerk | Michigan |
| 11 | Jennie Neumann | 30 | Wife | — | Pennsylvania |
| 12 | William Randolph | 69 | Head | — | Pennsylvania |
| 13 | Pearl Randolph | 60 | Wife | — | Ohio |
| 14 | Harold Thompson THIS PERSON | 29 | Head | Pipe Fitter | Ohio |
| 15 | Pearl Thompson | 26 | Wife | — | Ohio |
| 16 | Harold Thompson | 6 | Son | — | Ohio |
| 17 | Richard Thompson | 5 | Son | — | Ohio |
| 18 | Sandra Thompson | 2 | Daughter | — | Ohio |
| 19 | Carl Burghardt | 48 | Head | Paper Hanger | Ohio |
| 20 | Vera Burghardt | 46 | Wife | — | Ohio |
| 21 | Robert Burghardt | 25 | Son | Handy Man | Ohio |
| 22 | Mildred Burghardt | 16 | Daughter | — | Ohio |
| 23 | Roscoe Dobbins | 32 | Head | Maintainer | Ohio |
| 24 | Dorothy Dobbins | 29 | Wife | — | Ohio |
| 25 | Royal Dobbins | 7 | Son | — | Ohio |
| 26 | Stephen Gleason | 35 | Head | Truck Driver | Ohio |
| 27 | Edna Gleason | 35 | Wife | — | Ohio |
| 28 | Dale Gleason | 13 | Son | — | Ohio |
| 29 | Dona Lee Gleason | 8 | Daughter | — | Ohio |
| 30 | Elmer Schneider | 43 | Head | Webb Pressman | New York |
| 31 | Carl Stange | 36 | Boarder | Webb Pressman | Ohio |
| 32 | Marion Stange | 33 | Boarder | — | Ohio |
| 33 | John Prokop | 57 | Head | Carpenter | Bohemia |
| 34 | Mary Prokop | 54 | Wife | — | Bohemia |
| 35 | John Prokop | 18 | Son | — | Ohio |
| 36 | Frank Roy | 28 | Head | Assistant Foreman | Michigan |
| 37 | Helen Roy | 27 | Wife | — | Ohio |
| 38 | John Lintner | 47 | Head | President | Ohio |
| 39 | Lenora Lintner | 43 | Wife | — | Pennsylvania |
| 40 | Frank Coughlan | 19 | Son | — | Pennsylvania |
Pedigree Summary
Harold
Gen 1 · 2 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)