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John Armstrong — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Trumbull-County, Ohio
Our Model Tree links this John Armstrong across the 1920, 1930 and 1940 US Censuses in Trumbull-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 5-person household.
Age 52
b. ~1888
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Trumbull-County, Ohio |
| Surname | Armstrong |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mineral Ridge Rural |
| 1935 Residence (County) | Trumbull |
| Additional Details | |
| Occupation | Foreman |
| Industry | Sheet Box yard |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 1500 |
| Highest Grade | G 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Foreman |
| Township / Ward | Mineral Ridge Rural |
| Est. Birth Year | ~1888 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Matilda Armstrong | Daughter | — | 23 | ~1917 |
| Dorothy Armstrong | Daughter | — | 19 | ~1921 |
| John Armstrong | Head | — | 52 | ~1888 |
| John Armstrong | Son | — | 3 | ~1937 |
| Marguerite Armstrong | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Trumbull, Ohio
Head, age 31
Trumbull, Ohio · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Catcher |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Trumbull, Ohio
Head, age 42
Trumbull, Ohio · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Yard Foreman |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 1500 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Trumbull-County, Ohio
Head, age 52
Trumbull-County, Ohio · implied b. ~1888 — 5 household members
| Surname | Armstrong |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Mineral Ridge Rural |
| 1935 Residence (County) | Trumbull |
| Occupation | Foreman |
| Industry | Sheet Box yard |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 1500 |
| Highest Grade | G 2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Armstrong across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Armstrong
Head · 1940 · age 52 · b. ~1888 · 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 — Trumbull-County, Ohio
Open full size
1940 US Federal Census — Trumbull-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03159-00590)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jack T. Owen | 45 | Head | Salesman | Ohio |
| 2 | Ellen Hackett | 61 | Head | — | Ohio |
| 3 | Charles Ware | 60 | Head | Manager | Ohio |
| 4 | Anna Ware | 53 | Wife | — | Ohio |
| 5 | Donald C. Sawyer | 32 | Head | Chain Packer | Pennsylvania |
| 6 | Hazel M. Sawyer | 33 | Wife | — | Ohio |
| 7 | Donald G. Sawyer | 6 | Son | — | Ohio |
| 8 | John R. Sawyer | 5 | Son | — | Ohio |
| 9 | George E. Sawyer | 25 | Brother | Crater | Pennsylvania |
| 10 | Dominick Infante | 32 | Head | Laborer | Ohio |
| 11 | Sara Infante | 25 | Wife | — | Pennsylvania |
| 12 | William Conner | 18 | Lodger | — | Ohio |
| 13 | Ward Harshman | 55 | Head | Roller | Ohio |
| 14 | Ruth Harshman | 33 | Wife | — | Indiana |
| 15 | Marion Jane Harshman | 13 | Daughter | — | Ohio |
| 16 | Betty Lou Harshman | 10 | Daughter | — | Ohio |
| 17 | Joe Gilbert | 46 | Head | Carpenter | Ohio |
| 18 | Nettie Gilbert | 45 | Wife | — | Ohio |
| 19 | Thelma Gilbert | 22 | Daughter | Inspector | Ohio |
| 20 | Richard Gilbert | 21 | Son | Carpenter | Ohio |
| 21 | Alice Gilbert | 19 | Daughter | — | Ohio |
| 22 | Harold Gilbert | 18 | Son | — | Ohio |
| 23 | Christopher Rose | 33 | Head | Laborer | Pennsylvania |
| 24 | Gayle K. Rose | 11 | Daughter | — | Ohio |
| 25 | Mary J. Rose | 10 | Daughter | — | Ohio |
| 26 | John Armstrong THIS PERSON | 52 | Head | Foreman | Pennsylvania |
| 27 | Marguerite Armstrong | 44 | Wife | — | Pennsylvania |
| 28 | Matilda Armstrong | 23 | Daughter | Sorter | Pennsylvania |
| 29 | Dorothy Armstrong | 19 | Daughter | Clerk | Ohio |
| 30 | John Armstrong | 3 | Son | — | Ohio |
| 31 | Mylo E. Partridge | 41 | Head | Manager | Ohio |
| 32 | Guna E. Partridge | 39 | Wife | — | Ohio |
| 33 | Lela Jean Partridge | 15 | Daughter | — | Ohio |
| 34 | Mylo E. Jr. Partridge | 9 | Son | — | Ohio |
| 35 | David D. Williams | 57 | Head | Laborer | Ohio |
| 36 | Emma Williams | 43 | Wife | — | Pennsylvania |
| 37 | Bliss Bunker | 46 | Head | Condenser | Ohio |
| 38 | Dorothy Bunker | 42 | Wife | — | Ohio |
| 39 | Theodore Bunker | 15 | Son | — | Ohio |
| 40 | Joseph W. White | 61 | Head | — | 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)