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John Casey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Casey across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 6-person household.
Age 52
b. ~1888
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Casey |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Salesman |
| Industry | Cables & Rope |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2200 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Salesman |
| Township / Ward | Pittsburgh City |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Patricia Casey | Daughter | — | 21 | ~1919 |
| Yvonne Casey | Daughter | — | 40 | ~1900 |
| Betty Casey | Daughter | — | 23 | ~1917 |
| John Casey | Head | — | 52 | ~1888 |
| John Casey | Son | — | 25 | ~1915 |
| Carey Casey | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 34
Allegheny, Pennsylvania · implied b. ~1886
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Casey |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Purchasing Agent |
| Industry | C. & A. R. R. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Allegheny, Pennsylvania
Head, age 44
Allegheny, Pennsylvania · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Casey |
| Given Name | John M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 27 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Occupation | Salesman |
| Industry | Broker |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 7000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Allegheny-County, Pennsylvania
Head, age 52
Allegheny-County, Pennsylvania · implied b. ~1888 — 6 household members
| Surname | Casey |
| Given Name | John M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Salesman |
| Industry | Cables & Rope |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2200 |
| Highest Grade | No 8 |
| 1935 Residence | Pennsylvania |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Casey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Casey
Head · 1940 · age 52 · b. ~1888 · 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
40 people indexed on this census page (nara:1940:m-t0627-03670-00180)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothy M. Williams | 18 | Daughter | — | Pennsylvania |
| 42 | Burleigh H. Williams | 16 | Son | — | Pennsylvania |
| 43 | Ray L. Williams | 1 | Grandson | — | Pennsylvania |
| 44 | William G. Alexander | 37 | Head | Bank Clerk | New York |
| 45 | Edith Alexander | 35 | Wife | — | Pennsylvania |
| 46 | John H. Alexander | 7 | Son | — | Pennsylvania |
| 47 | Thomas J. O'Connell | 64 | Head | Auditor | Pennsylvania |
| 48 | Elizabeth O'Connell | 53 | Wife | — | Pennsylvania |
| 49 | William O'Connell | 25 | Son | Solicitor | Pennsylvania |
| 50 | Fred R. Hammil | 26 | Head | Embalmer | Mississippi |
| 51 | Catherine F. Hammil | 21 | Wife | Housewife | Pennsylvania |
| 52 | Richard F. Hammil | 0 | Son | — | Pennsylvania |
| 53 | Eva Farding | 53 | Mother-in-law | Housekeeper | Pennsylvania |
| 54 | Gerald Farding | 15 | Brother-in-law | — | Pennsylvania |
| 55 | H. C. Jr. Porter | 38 | Head | Clerk | Pennsylvania |
| 56 | Marguerita C. Porter | 35 | Wife | — | Pennsylvania |
| 57 | Amelia Porter | 63 | Mother | — | Pennsylvania |
| 58 | H. C. Sr. Porter | 63 | Father | — | Pennsylvania |
| 59 | H. C. Third Porter | 18 | Son | Clerk | Pennsylvania |
| 60 | Betty Jane Porter | 17 | Daughter | — | Pennsylvania |
| 61 | Susan L. Porter | 6 | Daughter | — | Pennsylvania |
| 62 | Elizabeth H. Luvorde | 45 | Head | Teacher | Pennsylvania |
| 63 | Catherine Luvorde | 47 | Sister | Housework | Pennsylvania |
| 64 | David G. Simpson | 33 | Head | Salesman | Pennsylvania |
| 65 | Margaret M. Simpson | 31 | Wife | — | Pennsylvania |
| 66 | Margaret B. Simpson | 2 | Daughter | — | New York |
| 67 | G. H. Brooks | 74 | Head | Retired | Ohio |
| 68 | Emma R. Brooks | 27 | Wife | — | West Virginia |
| 69 | Howard E. Brooks | 47 | Son | Clerk | Pennsylvania |
| 70 | John M. Casey THIS PERSON | 52 | Head | Salesman | Ohio |
| 71 | Carey V. Casey | 52 | Wife | — | Ohio |
| 72 | John Casey | 25 | Son | Attendant | Ohio |
| 73 | Betty Casey | 23 | Daughter | Teacher | Ohio |
| 74 | Patricia Casey | 21 | Daughter | — | Pennsylvania |
| 75 | Yvonne Casey | 40 | Daughter | — | Ohio |
| 76 | William A. Shuck | 40 | Head | Clerk | Pennsylvania |
| 77 | Edgar B. Shuck | 38 | Son | Accountant | Pennsylvania |
| 78 | Blanche Shuck | 36 | Daughter-in-law | — | Pennsylvania |
| 79 | Rose Ann Shuck | 15 | Granddaughter | — | Pennsylvania |
| 80 | Edgar Shuck | 12 | Grandson | — | 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)