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John Conley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Conley across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 8-person household.
Age 19
b. ~1921
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Conley |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | City of Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Laborer |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | City Of Pittsburgh |
| Est. Birth Year | ~1921 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Conley | Son | — | 19 | ~1921 |
| Kathleen Conley | Spouse | — | 46 | ~1894 |
| Dolores Conley | Daughter | — | 20 | ~1920 |
| Herbert Conley | Son | — | 9 | ~1931 |
| Lucille Conley | Daughter | — | 17 | ~1923 |
| John Conley | Head | — | 46 | ~1894 |
| Francis Conley | Son | — | 27 | ~1913 |
| Edith Conley | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Allegheny, Pennsylvania
Son, age 9
Allegheny, Pennsylvania · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conley |
| Given Name | John E. Jr. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 19
Allegheny-County, Pennsylvania · implied b. ~1921 — 8 household members
| Surname | Conley |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | City of Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Laborer |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | H 4 |
| 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 Conley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Conley
Son · 1940 · age 19 · b. ~1921 · Pennsylvania
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Sibling
Edith Conley
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Conley
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Conley
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Conley
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Conley
Sibling · 1940 · age 9
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
40 people indexed on this census page (nara:1940:m-t0627-03670-00281)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Reilly | 60 | Head | — | Pennsylvania |
| 2 | John N Burch | 66 | Head | Service Man | Pennsylvania |
| 3 | Sarah A Burch | 64 | Wife | — | Pennsylvania |
| 4 | Sarah Burch | 22 | Daughter | Telephone Operator | Pennsylvania |
| 5 | John Conley | 46 | Head | Carpenter | West Virginia |
| 6 | Kathleen A Conley | 46 | Wife | — | Pennsylvania |
| 7 | Francis Conley | 27 | Son | Clerk | Pennsylvania |
| 8 | Edith Conley | 22 | Daughter | Typist | Pennsylvania |
| 9 | Dolores Conley | 20 | Daughter | Clerk | Pennsylvania |
| 10 | John Jr. Conley THIS PERSON | 19 | Son | Laborer | Pennsylvania |
| 11 | Lucille Conley | 17 | Daughter | — | Pennsylvania |
| 12 | Herbert Conley | 9 | Son | — | Pennsylvania |
| 13 | William B Knight | 43 | Head | Sheet Tester | West Virginia |
| 14 | Helen Knight | 43 | Wife | — | Pennsylvania |
| 15 | Hayden Knight | 19 | Son | — | Pennsylvania |
| 16 | Charles D Beuterman | 67 | Father-in-law | Mechanic Helper | Pennsylvania |
| 17 | Charles J Beuterman | 31 | Brother-in-law | Letter Hand | Pennsylvania |
| 18 | Edward S. Jahnke | 42 | Head | Draftsman | Pennsylvania |
| 19 | Martha Jahnke | 44 | Wife | — | New York |
| 20 | Edward Jr Jahnke | 16 | Son | — | Pennsylvania |
| 21 | William Jahnke | 14 | Son | — | Pennsylvania |
| 22 | Jacob Gross | 78 | Lodger | — | Germany |
| 23 | Sarah A Reilly | 64 | Head | — | Holland |
| 24 | Robert B Sr. Chambers | 27 | Head | Salesman | Missouri |
| 25 | Doris C Chambers | 24 | Wife | — | Pennsylvania |
| 26 | Robert B Jr. Chambers | 2 | Son | — | Pennsylvania |
| 27 | Betty Ann Chambers | 0 | Daughter | — | Pennsylvania |
| 28 | John V. Sr Lyons | 41 | Head | Clerk | Pennsylvania |
| 29 | Ella Lyons | 37 | Wife | — | Pennsylvania |
| 30 | John V. Jr Lyons | 7 | Son | — | Pennsylvania |
| 31 | Francis J Martin | 63 | Head | Plumber | Pennsylvania |
| 32 | Mary M Martin | 58 | Sister | — | Pennsylvania |
| 33 | Minnie Burroughs | 55 | Head | Clerk | Pennsylvania |
| 34 | Kate Burroughs | 56 | Sister | — | Pennsylvania |
| 35 | Cora L Porter | 66 | Sister | — | Pennsylvania |
| 36 | Kenneth R Mcelheny | 40 | Head | Salesman | New York |
| 37 | Grace M Mcelheny | 40 | Wife | — | New York |
| 38 | Bill Mcelheny | 17 | Son | — | Pennsylvania |
| 39 | Lucille Mcelheny | 15 | Daughter | — | New Jersey |
| 40 | Dorothy Mcelheny | 4 | Daughter | — | Pennsylvania |
Related Census Records
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)