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John Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mckean-County, Pennsylvania
Our Model Tree links this John Ryan across the 1920, 1930 and 1940 US Censuses in Mckean-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Michael & M — first a son (b.~1912), then head of a 9-person household.
Age 28
b. ~1912
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mckean-County, Pennsylvania |
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Lafayette Twp. |
| 1935 Residence (County) | McKean |
| Additional Details | |
| Occupation | Tooldresser |
| Industry | Oil field |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2285 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Tooldresser |
| Township / Ward | Lafayette Twp |
| Est. Birth Year | ~1912 |
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 |
|---|---|---|---|---|
| Kathleen Scott | Daughter | — | 40 | ~1900 |
| Margaret Ryan | Daughter | — | 32 | ~1908 |
| M Ryan | Head | — | 75 | ~1865 |
| John Quirk | Other | — | 23 | ~1917 |
| Genevieve Scott | Other | — | 15 | ~1925 |
| John Scott | Other | — | 16 | ~1924 |
| Leo Ryan | Son | — | 36 | ~1904 |
| John Ryan | Son | — | 28 | ~1912 |
| Mary Ryan | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Mckean, Pennsylvania
Son, age 8
Mckean, Pennsylvania · implied b. ~1912 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Mckean, Pennsylvania
Son, age 18
Mckean, Pennsylvania · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Ireland |
| Mother's Birthplace | New York |
| Occupation | Laborer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Mckean-County, Pennsylvania
Son, age 28
Mckean-County, Pennsylvania · implied b. ~1912 — 9 household members
| Surname | Ryan |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Lafayette Twp. |
| 1935 Residence (County) | McKean |
| Occupation | Tooldresser |
| Industry | Oil field |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2285 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| 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 Michael Ryan (~0.92 confidence) and father M Ryan (~0.92 confidence) and father Mike Ryan (~0.92 confidence) and mother Mary Ryan (~0.92 confidence) and mother Mary Ryan (~0.92 confidence) and mother Mary Ryan (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Ryan
b. ~1868
Source father
● Household
· direct · ~0.92
Father
M Ryan
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Mike Ryan
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Mary Ryan
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mary Ryan
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Mary Ryan
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Ryan
Son · 1940 · age 28 · b. ~1912 · Pennsylvania
★ You are viewing this record
Sibling
Margaret Ryan
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Ryan
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathleen Scott
Sibling · 1940 · age 40
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 — Mckean-County, Pennsylvania
Open full size
1940 US Federal Census — Mckean-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03569-00350)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Pauline Zias | 33 | Daughter | Teacher | Pennsylvania |
| 2 | Clarence Gorsell | 26 | Head | Tractor Operator | West Virginia |
| 3 | Ella Mae Gorsell | 21 | Wife | — | Pennsylvania |
| 4 | Patricia Ann Gorsell | 5 | Daughter | — | Pennsylvania |
| 5 | Janice Fay Gorsell | 2 | Daughter | — | Pennsylvania |
| 6 | Frederick Haines | 70 | Head | — | Pennsylvania |
| 7 | Henry Haines | 56 | Brother | Supervisor | Pennsylvania |
| 8 | Jane O'Connell | 50 | Head | Postmistress | Pennsylvania |
| 9 | Frank O'Connell | 52 | Brother | Salesman | Pennsylvania |
| 10 | Martha O'Connell | 47 | Sister | Saleswoman | Pennsylvania |
| 11 | William O'Connell | 37 | Brother | Pumper | Pennsylvania |
| 12 | Anna May Callahan | 49 | Head | Telegraphist | Pennsylvania |
| 13 | Joseph Nashok | 65 | Head | Labor | Czecho-Slovakia |
| 14 | Joseph Nashok | 27 | Son | Labor | Pennsylvania |
| 15 | M. V. Ryan | 75 | Head | Salesman | Ireland |
| 16 | Mary Ryan | 58 | Wife | — | New York |
| 17 | Leo Ryan | 36 | Son | Tooldresser | Pennsylvania |
| 18 | Margaret Ryan | 32 | Daughter | — | Pennsylvania |
| 19 | John Ryan THIS PERSON | 28 | Son | Tooldresser | Pennsylvania |
| 20 | Kathleen Scott | 40 | Daughter | — | Pennsylvania |
| 21 | John Scott | 16 | Grandson | — | Pennsylvania |
| 22 | Genevieve Scott | 15 | Granddaughter | — | Pennsylvania |
| 23 | John Quirk | 23 | Nephew | Labor | Pennsylvania |
| 24 | Robert A. Swartz | 52 | Head | Merchant | Pennsylvania |
| 25 | Alice Swartz | 49 | Wife | — | Texas |
| 26 | Jean Swartz | 17 | Daughter | Saleswoman | Colorado |
| 27 | John Swartz | 18 | Son | — | Colorado |
| 28 | Robert Swartz | 15 | Son | — | Colorado |
| 29 | Charles Swartz | 8 | Son | — | Pennsylvania |
| 30 | John Whiteman | 34 | Head | Tooldresser | New York |
| 31 | Alice Whiteman | 30 | Wife | — | New York |
| 32 | Merly Whiteman | 1 | Son | — | New York |
| 33 | Margaret Quinn | 63 | Head | — | Pennsylvania |
| 34 | George Quinn | 63 | Brother | — | Pennsylvania |
| 35 | Stella Quinn | 59 | Sister | — | Pennsylvania |
| 36 | Charles Ritterhouse | 29 | Head | Pumper | Pennsylvania |
| 37 | Frances Ritterhouse | 28 | Wife | — | Pennsylvania |
| 38 | Edward Ritterhouse | 10 | Son | — | Pennsylvania |
| 39 | Mary Ann Ritterhouse | 8 | Daughter | — | Pennsylvania |
| 40 | Virginia Ritterhouse | 6 | Daughter | — | Pennsylvania |
Related Census Records
Pedigree Summary
John + 3 siblings
Gen 1 · 6 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)