DR
David Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Perry-County, Ohio
Our Model Tree links this David Robinson across the 1920, 1930 and 1940 US Censuses in Perry-County, Ohio (XGBoost, ~Confirmed), with identified parents Josiah & Mamie — first a son (b.~1900), then head of a 2-person household.
Age 40
b. ~1900
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Perry-County, Ohio |
| Surname | Robinson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Bearfield |
| 1935 Residence (County) | Perry |
| Additional Details | |
| Occupation | Laborer |
| Industry | On pipeline |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer |
| Township / Ward | Bearfield |
| Est. Birth Year | ~1900 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Mamie Robinson | Head | — | 72 | ~1868 |
| David Robinson | Son | — | 40 | ~1900 |
Census Appearances
1920
Perry, Ohio
Son, age 20
Perry, Ohio · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | David H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | California |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Perry, Ohio
Son, age 30
Perry, Ohio · implied b. ~1900 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | California |
| Occupation | Labor |
| Industry | coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Perry-County, Ohio
Son, age 40
Perry-County, Ohio · implied b. ~1900 — 2 household members
| Surname | Robinson |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Bearfield |
| 1935 Residence (County) | Perry |
| Occupation | Laborer |
| Industry | On pipeline |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 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 David Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Josiah Robinson (~0.92 confidence) and mother Mamie Robinson (~0.92 confidence) and mother Mamie Robinson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Josiah Robinson
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Mamie Robinson
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Mamie Robinson
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Robinson
Son · 1940 · age 40 · b. ~1900 · 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 — Perry-County, Ohio
Open full size
1940 US Federal Census — Perry-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03127-00004)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | C. C. Taylor | 66 | Head | Farmer | Ohio |
| 2 | Hattie Taylor | 42 | Wife | — | Ohio |
| 3 | Clyde Taylor | 18 | Son | — | Ohio |
| 4 | Clarice Taylor | 16 | Daughter | — | Ohio |
| 5 | Bobbie Taylor | 13 | Son | — | Ohio |
| 6 | Mona Lee Taylor | 11 | Daughter | — | Ohio |
| 7 | Max Taylor | 8 | Son | — | Ohio |
| 8 | Ralph Richerson | 25 | Head | Coal Miner | Ohio |
| 9 | Gertrude Richerson | 25 | Wife | House Work | Ohio |
| 10 | Wavalene Richerson | 8 | Daughter | — | Ohio |
| 11 | Howard Richerson | 5 | Son | — | Ohio |
| 12 | Ralph Thomas Richerson | 2 | Son | — | Ohio |
| 13 | Leo Craig | 29 | Head | Coal Miner | Ohio |
| 14 | Kathleen Craig | 24 | Wife | House Work | Ohio |
| 15 | Dorela Craig | 8 | Daughter | — | Ohio |
| 16 | Barbra Craig | 5 | Daughter | — | Ohio |
| 17 | Leah Craig | 1 | Daughter | — | Ohio |
| 18 | Mary E. Wilson | 75 | Head | House Work | Ohio |
| 19 | James Murphy | 17 | Grand son | New Worker | Ohio |
| 20 | Samuel Bartels | 62 | Head | Coal Miner | Ohio |
| 21 | Edgar Bartels | 14 | Son | Coal Miner | Ohio |
| 22 | Wil Bartels | 12 | Son | — | Ohio |
| 23 | Mamie Robinson | 72 | Head | House Worker | California |
| 24 | David Robinson THIS PERSON | 40 | Son | Laborer | Ohio |
| 25 | Samuel Ranch | 52 | Head | Coal Miner | Ohio |
| 26 | Shipley Elizabeth | 84 | Head | House Worker | Ohio |
| 27 | Morris Thomas | 82 | Brother | Farmer | Ohio |
| 28 | Charles Thomas | 72 | Brother | Farm Laborer | Ohio |
| 29 | Jacob Dorey | 70 | Head | Coal Miner | Ohio |
| 30 | Pearl Dorey | 59 | Wife | House Worker | Ohio |
| 31 | Robert Mcdonald | 14 | Grandson | — | Ohio |
| 32 | Florence Robinson | 43 | Head | Coal Miner | Ohio |
| 33 | Alice Robinson | 46 | Wife | House Worker | Ohio |
| 34 | Elsie E. Robinson | 17 | Daughter | House Worker | Ohio |
| 35 | Margret Robinson | 15 | Daughter | House Worker | Ohio |
| 36 | James C. Robinson | 13 | Son | — | Ohio |
| 37 | Louise Robinson | 9 | Daughter | — | Ohio |
| 38 | David Adams | 75 | Father in law | — | Ohio |
| 39 | Frank Lear | 54 | Head | Coal Miner | Ohio |
| 40 | Cliff Lear | 53 | Brother | Coal Miner | Ohio |
Pedigree Summary
David
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)