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John Alexander — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Perry-County, Ohio
Our Model Tree links this John Alexander across the 1920, 1930 and 1940 US Censuses in Perry-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1863), then head of a 4-person household.
Age 77
b. ~1863
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Perry-County, Ohio |
| Surname | Alexander |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 77 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Coal twp |
| 1935 Residence (County) | Perry |
| Naturalization Status | Naturalized |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Township / Ward | Coal Twp |
| Est. Birth Year | ~1863 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lucy Alexander | Daughter | — | 41 | ~1899 |
| Margaret Alexander | Daughter | — | 54 | ~1886 |
| John Alexander | Head | — | 77 | ~1863 |
| Clara Alexander | Spouse | — | 73 | ~1867 |
Census Appearances
1920
Perry, Ohio
Head, age 57
Perry, Ohio · implied b. ~1863 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Scotland |
| Year of Immigration | 1872 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Scotland |
| Year of Naturalization | 1876 |
| Birthplace (normalized) | scotland |
1930
Perry, Ohio
Head, age 68
Perry, Ohio · implied b. ~1862 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Alexander |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1870 |
| Age at First Marriage | 21 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 600 |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Perry-County, Ohio
Head, age 77
Perry-County, Ohio · implied b. ~1863 — 4 household members
| Surname | Alexander |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 77 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Coal twp |
| 1935 Residence (County) | Perry |
| Naturalization Status | Naturalized |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same house |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 John Alexander across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Alexander
Head · 1940 · age 77 · b. ~1863 · Ohio
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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-t0627-03127-00114)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elmer Patton | 70 | Head | Farmer | Ohio |
| 2 | Mary Patton | 70 | Wife | — | Ohio |
| 3 | E. M. Rush | 66 | Head | Machinist | Ohio |
| 4 | Rosella Rush | 67 | Wife | — | Ohio |
| 5 | Ralph Rush | 27 | Son | Trucker | Ohio |
| 6 | Wilmer Phillips | 22 | Head | Miner | Ohio |
| 7 | Edith Phillips | 24 | Wife | — | Ohio |
| 8 | Delmar E. Phillips | 0 | Son | — | Ohio |
| 9 | Eunice Thrapp | 36 | Head | Supervisor | Ohio |
| 10 | Norma J. Thrapp | 9 | Daughter | — | Ohio |
| 11 | Albert Ridenour | 44 | Head | Fireman | Ohio |
| 12 | Margaret Ridenour | 32 | Wife | — | Ohio |
| 13 | Charles Ridenour | 14 | Son | — | Ohio |
| 14 | Billy Joe Ridenour | 8 | Son | — | Ohio |
| 15 | Walter Denney | 36 | Head | Laborer | Ohio |
| 16 | Maude Denney | 35 | Wife | — | Ohio |
| 17 | Jacob Denney | 7 | Son | — | Ohio |
| 18 | Edward Sletzer | 31 | Head | Miner | Ohio |
| 19 | Evelyn Sletzer | 31 | Wife | — | Ohio |
| 20 | Robert Sletzer | 8 | Son | — | Ohio |
| 21 | Levi Thrapp | 66 | Head | — | Ohio |
| 22 | Ida Thrapp | 65 | Wife | — | Ohio |
| 23 | Pearl Thrapp | 35 | Son | Laborer | Ohio |
| 24 | Charles Thrapp | 37 | Son | Carpenter | Ohio |
| 25 | Bennie Thrapp | 15 | Grandson | — | Ohio |
| 26 | Melvin Thrapp | 13 | Grandson | — | Ohio |
| 27 | Eugene Thrapp | 11 | Grandson | — | Ohio |
| 28 | Metta Hoy | 64 | Head | Proprietor | Ohio |
| 29 | Vernon Hoy | 37 | Son | Operator | Ohio |
| 30 | Stanley Hoy | 25 | Son | Laborer | Ohio |
| 31 | Clyde Hoy | 22 | Daughter | — | Ohio |
| 32 | Joan Hoy | 12 | Granddaughter | — | Ohio |
| 33 | Juanita Gillespie | 3 | Granddaughter | — | Ohio |
| 34 | Adda Hanning | 67 | Head | Cook | Ohio |
| 35 | Walter Hanning | 45 | Son | — | Ohio |
| 36 | Vaughn Hanning | 26 | Son | Miner | Ohio |
| 37 | John Alexander THIS PERSON | 77 | Head | — | Scotland |
| 38 | Clara Alexander | 73 | Wife | — | Ohio |
| 39 | Margaret Alexander | 54 | Daughter | Teacher | Ohio |
| 40 | Lucy Alexander | 41 | Daughter | — | Ohio |
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)