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Harold Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lorain-County, Ohio
Our Model Tree links this Harold Robinson across the 1920, 1930 and 1940 US Censuses in Lorain-County, Ohio (XGBoost, ~Confirmed), with identified parents Arthur & Arthur — first a son (b.~1913), then head of a 3-person household.
Age 27
b. ~1913
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lorain-County, Ohio |
| Surname | Robinson |
| Given Name | Harold H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Occupation | Physician |
| Industry | General Practice |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Physician |
| Township / Ward | Elyria |
| Est. Birth Year | ~1913 |
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 |
|---|---|---|---|---|
| Mabel Robinson | Spouse | — | 58 | ~1882 |
| Arthur Robinson | Head | — | 56 | ~1884 |
| Harold Robinson | Son | — | 27 | ~1913 |
Census Appearances
1920
Lorain, Ohio
Son, age 7
Lorain, Ohio · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Harold A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Lorain, Ohio
Son, age 17
Lorain, Ohio · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Harold A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Lorain-County, Ohio
Son, age 27
Lorain-County, Ohio · implied b. ~1913 — 3 household members
| Surname | Robinson |
| Given Name | Harold H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Occupation | Physician |
| Industry | General Practice |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | C 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 Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Arthur Robinson (~0.92 confidence) and father Arthur Robinson (~0.92 confidence) and father Arthur Robinson (~0.92 confidence) and mother Gena Robinson (~0.92 confidence) and mother Mabel Robinson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Arthur Robinson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Arthur Robinson
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Arthur Robinson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Gena Robinson
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Mabel Robinson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Robinson
Son · 1940 · age 27 · b. ~1913 · 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 — Lorain-County, Ohio
Open full size
1940 US Federal Census — Lorain-County, Ohio
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-03103-00313)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mildred Crowder | 38 | Daughter | Teacher | Ohio |
| 42 | Paul X Crowder | 0 | Son | — | Ohio |
| 43 | Marion Vichtman | 35 | Head | Manager | Missouri |
| 44 | Irene Vichtman | 36 | Wife | — | Wisconsin |
| 45 | Mary Ann Vichtman | 8 | Daughter | — | Ohio |
| 46 | Robert Hand | 41 | Head | Chemist | Ohio |
| 47 | Marian Hand | 40 | Wife | — | Pennsylvania |
| 48 | Victor Maehr | 42 | Head | Roller | Iowa |
| 49 | Kathryn Maehr | 35 | Wife | — | Ohio |
| 50 | Mary Ann Maehr | 9 | Daughter | — | Ohio |
| 51 | George B Hermann | 28 | Head | Fire Business | Ohio |
| 52 | Olive Hermann | 27 | Wife | — | Ohio |
| 53 | Barbara Hermann | 2 | Daughter | — | Ohio |
| 54 | George Jr Hermann | 0 | Son | — | Ohio |
| 55 | Arthur Robinson | 56 | Head | President | Ohio |
| 56 | Mabel Robinson | 58 | Wife | — | Ohio |
| 57 | Harold H Robinson THIS PERSON | 27 | Son | Physician | Ohio |
| 58 | Robert H Rice | 53 | Head | Attorney | Pennsylvania |
| 59 | Harriet Rice | 54 | Wife | — | Ohio |
| 60 | Homer Mosebarger | 47 | Head | Contractor Decorator | Ohio |
| 61 | Nora P Mosebarger | 42 | Wife | — | Kentucky |
| 62 | James Mosebarger | 19 | Son | Decorator | Ohio |
| 63 | Phyllis Mosebarger | 12 | Daughter | — | Ohio |
| 64 | Louis Gibbons | 62 | Head | Saleslady | Indiana |
| 65 | Bruce Gibbons | 38 | Son | Salesman | Ohio |
| 66 | Elsie Gibbons | 31 | Daughter In Law | — | Ohio |
| 67 | Emma Frisbie | 49 | Head | Nurse | Ohio |
| 68 | John Tite | 56 | Head | Partner | Ohio |
| 69 | Eliza Tite | 52 | Wife | — | Ohio |
| 70 | Albert J Miller | 48 | Head | Electrician | Ohio |
| 71 | Mary Miller | 46 | Wife | R. Nurse | Ohio |
| 72 | Eithel Buswell | 60 | Head | Telegrapher | Ohio |
| 73 | Deforest Stanford | 55 | Son In Law | Radio Repair | Pennsylvania |
| 74 | Cessa Stanford | 55 | Sister | — | Ohio |
| 75 | John E Baird | 54 | Head | Salesman | Ohio |
| 76 | Gilbert W Baird | 46 | Wife | R. Nurse | Virginia |
| 77 | Clifford Smith | 26 | Head | Foreman | Ohio |
| 78 | Ida Smith | 23 | Wife | Saleslady | Ohio |
Pedigree Summary
Harold
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)