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John Arnold — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Arnold across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 4-person household.
Age 63
b. ~1877
Male
Head
Born: England
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Arnold |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Dormont |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Electrician |
| Industry | Railroad |
| Class of Worker | PW |
| Income (1939) | 2032 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Electrician |
| Township / Ward | Dormont |
| Est. Birth Year | ~1877 |
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 |
|---|---|---|---|---|
| John Arnold | Head | — | 63 | ~1877 |
| Wm Brumley | Other | — | 60 | ~1880 |
| Albert Arnold | Son | — | 26 | ~1914 |
| Florence Arnold | Spouse | — | 65 | ~1875 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 42
Allegheny, Pennsylvania · implied b. ~1878 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | John G |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1900 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Silver smith |
| Industry | Hotel Supply Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Year of Naturalization | 1910 |
| Birthplace (normalized) | england |
1930
Allegheny, Pennsylvania
Head, age 53
Allegheny, Pennsylvania · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | John G |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Age at First Marriage | 34 |
| Father's Birthplace | England |
| Mother's Birthplace | Wales |
| Occupation | Silversmith |
| Industry | Hotel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 9000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Allegheny-County, Pennsylvania
Head, age 63
Allegheny-County, Pennsylvania · implied b. ~1877 — 4 household members
| Surname | Arnold |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Dormont |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Occupation | Electrician |
| Industry | Railroad |
| Class of Worker | PW |
| Income (1939) | 2032 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Arnold 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 Arnold
Head · 1940 · age 63 · b. ~1877 · Pennsylvania
★ 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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
36 people indexed on this census page (nara:1940:m-t0627-03401-00804)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nellie Malt | 46 | Wife | Bookkeeper | Romania |
| 42 | Evelyn Malt | 20 | Daughter | Bookkeeper | West Va |
| 43 | Evelyn Malt | 70 | Mother | Clerk | Canada |
| 44 | Clarence Malt | 25 | Nephew | Laborer | Penna |
| 45 | Geo Frank | 50 | Head | Millwright | Penna |
| 46 | Rose Frank | 46 | Wife | — | Penna |
| 47 | Frances Frank | 24 | Son | Laborer | Penna |
| 48 | John Arnold THIS PERSON | 63 | Head | Electrician | England |
| 49 | Florence Arnold | 65 | Wife | — | England |
| 50 | Albert Arnold | 26 | Son | Draftsman | Canada |
| 51 | Wm Brumley | 60 | In-law | Steward | England |
| 52 | Walter Rozelle | 38 | Head | Millwright | Penna |
| 53 | Mary Rozelle | 37 | Wife | — | Penna |
| 54 | Patricia Rozelle | 13 | Daughter | — | Penna |
| 55 | Albert Schoenfeldt | 48 | Head | Concrete Cont. | Germany |
| 56 | Katherine Schoenfeldt | 43 | Wife | — | Ohio |
| 57 | Mary Schoenfeldt | 16 | Daughter | — | Penna |
| 58 | Alice Schoenfeldt | 15 | Daughter | — | Penna |
| 59 | Nancy Schoenfeldt | 10 | Daughter | — | Penna |
| 60 | Frederick Schoenfeldt | 1 | Son | — | Penna |
| 61 | Wm E Hoppe | 45 | Head | Clerk | Penna |
| 62 | Sara Hoppe | 42 | Wife | — | Penna |
| 63 | Robt S Hoppe | 21 | Son | Clerk | Penna |
| 64 | Donald Hoppe | 12 | Son | — | Penna |
| 65 | Fred Bundy | 14 | Orphan | — | Penna |
| 66 | Samuel Dobbins | 60 | Head | Plumbing Cont. | Newfoundland |
| 67 | Bessie Dobbins | 50 | Wife | — | Newfoundland |
| 68 | Archibald Dobbins | 28 | Son | Clerk | Penna |
| 69 | Geo S Dobbins | 27 | Son | Mechanic | Penna |
| 70 | Margaret Dobbins | 22 | Daughter | Clerk | Penna |
| 71 | Joseph Shipp | 55 | Head | Inspector | Penna |
| 72 | Ida P Shipp | 57 | Wife | — | Penna |
| 73 | John C Miller | 47 | Head | Salesman | Penna |
| 74 | Lillian C Miller | 48 | Wife | — | Penna |
| 75 | Jack H Miller | 21 | Son | — | Penna |
| 76 | Robt C Miller | 10 | Son | — | Penna |
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)