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James Conley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this James Conley across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1910), then head of a 6-person household.
Age 30
b. ~1910
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Conley |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Carnegie Borough |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Machine Helper |
| Industry | Steam R.R. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1900 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Machine Helper |
| Township / Ward | Carnegie Borough |
| Est. Birth Year | ~1910 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Bridget Conley | Daughter | — | 28 | ~1912 |
| James Conley | Son | — | 30 | ~1910 |
| Michael Conley | Son | — | 22 | ~1918 |
| William Conley | Head | — | 61 | ~1879 |
| Anna Conley | Spouse | — | 59 | ~1881 |
| Ellen Conley | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 21
Allegheny, Pennsylvania · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conley |
| Given Name | James D. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Typist |
| Industry | Railroad Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 30
Allegheny-County, Pennsylvania · implied b. ~1910 — 6 household members
| Surname | Conley |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Carnegie Borough |
| 1935 Residence (County) | Allegheny |
| Occupation | Machine Helper |
| Industry | Steam R.R. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1900 |
| Highest Grade | No 8 |
| 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 James Conley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Conley
Son · 1940 · age 30 · b. ~1910 · Pennsylvania
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Sibling
Michael Conley
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bridget Conley
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Conley
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
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
39 people indexed on this census page (nara:1940:m-t0627-03399-00432)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Komisary | 5 | Son | — | Pennsylvania |
| 2 | James Curtis | 31 | Head | Laborer | Pennsylvania |
| 3 | Mary Curtis | 36 | Wife | — | Pennsylvania |
| 4 | Ida Savick | 59 | Mother-in-law | — | Poland |
| 5 | Frank Shuich | 39 | Head | Office Clerk | Pennsylvania |
| 6 | Wanda Shuich | 39 | Wife | — | Pennsylvania |
| 7 | Francis Shuich | 11 | Son | — | Pennsylvania |
| 8 | Clara Shuich | 7 | Daughter | — | Pennsylvania |
| 9 | Joseph Labik | 37 | Head | Laborer | Pennsylvania |
| 10 | Sophia Labik | 29 | Wife | — | Pennsylvania |
| 11 | Louis P. M. Labik | 2 | Daughter | — | Pennsylvania |
| 12 | Frank Zubik | 49 | Head | Roll Hand | Poland |
| 13 | Regina Zubik | 49 | Wife | — | Poland |
| 14 | Stanley Zubik | 22 | Son | New Worker | Pennsylvania |
| 15 | Nellie Zubik | 18 | Daughter | — | Pennsylvania |
| 16 | Teddy Zubik | 17 | Son | — | Pennsylvania |
| 17 | Louis Zubik | 14 | Son | — | Pennsylvania |
| 19 | Joseph Douglas | 52 | Head | Laborer | Poland |
| 20 | Mary Douglas | 48 | Wife | Servant | Poland |
| 21 | John Douglas | 22 | Son | Policeman | Pennsylvania |
| 22 | Michael Douglas | 20 | Son | Laborer | Pennsylvania |
| 23 | Frank Douglas | 17 | Son | — | Pennsylvania |
| 24 | George Douglas | 13 | Son | — | Pennsylvania |
| 25 | Verna Douglas | 13 | Daughter | — | Pennsylvania |
| 26 | William Conley | 61 | Head | Watchman | Pennsylvania |
| 27 | Anna Conley | 59 | Wife | — | Germany |
| 28 | James Conley THIS PERSON | 30 | Son | Machine Helper | Pennsylvania |
| 29 | Bridget Conley | 28 | Daughter | Servant | Pennsylvania |
| 30 | Michael Conley | 22 | Son | Laborer | Pennsylvania |
| 31 | Ellen Conley | 14 | Daughter | — | Pennsylvania |
| 32 | Dominic Minetti | 45 | Head | Laborer | Italy |
| 33 | Elizabeth Minetti | 39 | Wife | — | Ohio |
| 34 | Mary Minetti | 18 | Daughter | New Worker | Pennsylvania |
| 35 | Irene E. Minetti | 14 | Daughter | — | Pennsylvania |
| 36 | Pietro Mancini | 49 | Lodger | Laborer | Italy |
| 37 | Joseph Kheer | 32 | Head | Laborer | Pennsylvania |
| 38 | Francis Kheer | 32 | Wife | — | Pennsylvania |
| 39 | Richard Kheer | 7 | Son | — | Pennsylvania |
| 40 | Donald Kheer | 5 | Son | — | Pennsylvania |
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)