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Joseph Arnold — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Joseph Arnold across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Arnold |
| Given Name | Joseph S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Coraopolis |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Brakeman |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1184 |
| Highest Grade | Hs 1 |
| 1935 Residence | Pennsylvania |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Brakeman |
| Township / Ward | Moon Township |
| Est. Birth Year | ~1902 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Arnold | Head | — | 38 | ~1902 |
| Thomas Arnold | Son | — | 7 | ~1933 |
| Joseph Arnold | Son | — | 10 | ~1930 |
| Edward Arnold | Son | — | 5 | ~1935 |
| William Arnold | Son | — | 8 | ~1932 |
| Anna Arnold | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Allegheny, Pennsylvania
Head, age 28
Allegheny, Pennsylvania · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Arnold |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 21 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Conductor |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Radio Set | R |
| Veteran | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Allegheny-County, Pennsylvania
Head, age 38
Allegheny-County, Pennsylvania · implied b. ~1902 — 6 household members
| Surname | Arnold |
| Given Name | Joseph S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Coraopolis |
| 1935 Residence (County) | Allegheny |
| Occupation | Brakeman |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1184 |
| Highest Grade | Hs 1 |
| 1935 Residence | Pennsylvania |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Joseph Arnold across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Arnold
Head · 1940 · age 38 · b. ~1902 · Pennsylvania
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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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03411-00302)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marie E. Contel | 14 | Daughter | — | Pennsylvania |
| 42 | Eleanor Contel | 13 | Daughter | — | Pennsylvania |
| 43 | Margaret Contel | 11 | Daughter | — | Pennsylvania |
| 44 | Anna Contel | 9 | Daughter | — | Pennsylvania |
| 45 | Simon Contel | 6 | Son | — | Pennsylvania |
| 46 | Donald Contel | 3 | Son | — | Pennsylvania |
| 47 | Joseph S. Arnold THIS PERSON | 38 | Head | Brakeman | Maryland |
| 48 | Anna Jean Arnold | 35 | Wife | — | Pennsylvania |
| 49 | Joseph Arnold | 10 | Son | — | Pennsylvania |
| 50 | William C. Arnold | 8 | Son | — | Pennsylvania |
| 51 | Thomas Arnold | 7 | Son | — | Pennsylvania |
| 52 | Edward R. Arnold | 5 | Son | — | Pennsylvania |
| 53 | Michael Kulshak | 36 | Head | Common Labor | New York |
| 54 | Mary Kulshak | 34 | Wife | — | Virginia |
| 55 | Thomas Kulshak | 13 | Son | — | Pennsylvania |
| 56 | Vaughn Kulshak | 7 | Son | — | Pennsylvania |
| 57 | Kathleen Kulshak | 6 | Daughter | — | Pennsylvania |
| 58 | Gilbert Kulshak | 2 | Son | — | Pennsylvania |
| 59 | Mary Agnes Holfelder | 35 | Head | House Servant | Pennsylvania |
| 60 | Alexander Holfelder | 15 | Son | — | Pennsylvania |
| 61 | Allan Holfelder | 13 | Son | — | Pennsylvania |
| 62 | Pearl Holfelder | 10 | Daughter | — | Pennsylvania |
| 63 | Doris Holfelder | 4 | Daughter | — | Pennsylvania |
| 64 | Harold Harper | 39 | Head | Laborer | Pennsylvania |
| 65 | Elizabeth Harper | 32 | Wife | — | Pennsylvania |
| 66 | Geraldine Harper | 18 | Daughter | — | Pennsylvania |
| 67 | Robert Harper | 16 | Son | — | Pennsylvania |
| 68 | William Gray | 40 | Head | Truck Driver | Pennsylvania |
| 69 | Maggie Gray | 39 | Wife | — | Pennsylvania |
| 70 | Genevieve Gray | 25 | Daughter | Laborer | Pennsylvania |
| 71 | Leonard Gray | 22 | Son | New Worker | Pennsylvania |
| 72 | Elva Gray | 17 | Daughter | — | Pennsylvania |
| 73 | Francis Gray | 5 | Son | — | Pennsylvania |
| 74 | Philip Gray | 4 | Son | — | Pennsylvania |
| 75 | Edward Gray | 3 | Son | — | Pennsylvania |
| 76 | Vivian Gray | 2 | Daughter | — | Pennsylvania |
| 77 | Virginia Gray | 25 | Daughter | — | Pennsylvania |
| 78 | Arthur Moon | 50 | Head | Heat Treater | Pennsylvania |
| 79 | Jessie Moon | 48 | Wife | — | Pennsylvania |
| 80 | Howard Moon | 27 | Head | Moulder | Michigan |
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)