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John Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this John Ryan across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents John — first a head (b.~1895), then head of a 9-person household.
Age 45
b. ~1895
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Janitor |
| Industry | Club |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 360 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Janitor |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1895 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Betty Ryan | Daughter | — | 14 | ~1926 |
| Ruth Ryan | Daughter | — | 22 | ~1918 |
| Margaret Ryan | Daughter | — | 16 | ~1924 |
| Helen Mitavski | Daughter | — | 20 | ~1920 |
| John Ryan | Head | — | 45 | ~1895 |
| Michael Walsh | Other | — | 56 | ~1884 |
| Albert Salopa | Son | — | 10 | ~1930 |
| Jack Ryan | Son | — | 4 | ~1936 |
| Johanna Ryan | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 24
Allegheny, Pennsylvania · implied b. ~1896 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Widowed |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 35
Allegheny, Pennsylvania · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 28 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 28 |
| Radio Set | R |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 45
Allegheny-County, Pennsylvania · implied b. ~1895 — 9 household members
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Janitor |
| Industry | Club |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 360 |
| Highest Grade | Hs 1 |
| 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 Ryan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Ryan (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Ryan
b. ~1875
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Ryan
Head · 1940 · age 45 · b. ~1895 · 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-t0627-03665-00245)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Stanley Wilson | 24 | Head | Laborer | Virginia |
| 2 | Esther Wilson | 21 | Wife | — | Pennsylvania |
| 3 | Stanley Wilson | 3 | Son | — | Pennsylvania |
| 4 | Lloyd Qualls | 28 | Lodger | Truck Driver | Alabama |
| 5 | John Logovich | 49 | Lodger | Laborer | Croatia |
| 6 | John W. Untener | 15 | Lodger | — | Pennsylvania |
| 7 | Joseph Gankane | 31 | Lodger | Laborer | Pennsylvania |
| 8 | Eva Louise Bryson | 34 | Daughter | Telephone Operator | Pennsylvania |
| 9 | Charles Sampere | 58 | Head | Laborer | Pennsylvania |
| 10 | Harry Sampere | 17 | Son | Wait Boy | Pennsylvania |
| 11 | Ted Underwood | 27 | Head | Steel Worker | Kentucky |
| 12 | Hilla Underwood | 25 | Wife | — | Pennsylvania |
| 13 | Robert Earl Underwood | 4 | Son | — | Pennsylvania |
| 14 | Ruth Ann Underwood | 2 | Daughter | — | Pennsylvania |
| 15 | Person | 1 | Son | — | Pennsylvania |
| 16 | John Ryan THIS PERSON | 45 | Head | Janitor | Pennsylvania |
| 17 | Johanna Ryan | 44 | Wife | — | Pennsylvania |
| 18 | Ruth Ryan | 22 | Daughter | — | Pennsylvania |
| 19 | Margaret Ryan | 16 | Daughter | — | Pennsylvania |
| 20 | Betty Ryan | 14 | Daughter | — | Pennsylvania |
| 21 | Jack Ryan | 4 | Son | — | Pennsylvania |
| 22 | Albert Salopa | 10 | Son | — | Pennsylvania |
| 23 | Helen Mitavski | 20 | Daughter | Packer | Pennsylvania |
| 24 | Michael Walsh | 56 | Lodger | Laborer | Poland |
| 25 | Joseph | 69 | Lodger | — | Poland |
| 26 | Rebecca Neil | 52 | Head | — | Pennsylvania |
| 27 | John Reeves | 64 | Lodger | Laborer | Scotland |
| 28 | Frank Janick | 30 | Head | Truck Driver | Poland |
| 29 | Josephine Janick | 25 | Wife | — | Pennsylvania |
| 30 | Frank Janick | 3 | Son | — | Pennsylvania |
| 31 | George Ketter | 41 | Head | Crane-Man | Pennsylvania |
| 32 | Helen Ketter | 40 | Wife | — | Pennsylvania |
| 33 | George Ketter | 17 | Son | New Worker | Pennsylvania |
| 34 | Robert Ketter | 14 | Son | — | Pennsylvania |
| 35 | Harry Ketter | 12 | Son | — | Pennsylvania |
| 36 | James Ketter | 11 | Son | — | Pennsylvania |
| 37 | Donald Ketter | 10 | Son | — | Pennsylvania |
| 38 | Paul Ketter | 8 | Son | — | Pennsylvania |
| 39 | Mary Lou Ketter | 5 | Daughter | — | Pennsylvania |
| 40 | Lawrence Ketter | 4 | Son | — | Pennsylvania |
Pedigree Summary
John
Gen 1 · 1 parents
~0.92
Max depth 4 (1900–1950 window)
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)