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John Ryan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this John Ryan across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Thomas & Margaret — first a son (b.~1912), then head of a 6-person household.
Age 28
b. ~1912
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Ryan |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Peabody City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Seasoner |
| Industry | Tannery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Seasoner |
| Township / Ward | Peabody City |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Ryan | Daughter | — | 26 | ~1914 |
| Eleanor Ryan | Daughter | — | 20 | ~1920 |
| Thomas Ryan | Head | — | 52 | ~1888 |
| William O'Connell | Other | — | 30 | ~1910 |
| John Ryan | Son | — | 28 | ~1912 |
| Mary Ryan | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Essex, Massachusetts
Son, age 8
Essex, Massachusetts · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | John M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Son, age 18
Essex, Massachusetts · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ryan |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerk |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Son, age 28
Essex-County, Massachusetts · implied b. ~1912 — 6 household members
| Surname | Ryan |
| Given Name | John M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Peabody City |
| 1935 Residence (County) | Essex |
| Occupation | Seasoner |
| Industry | Tannery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 600 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Thomas Ryan (~0.92 confidence) and mother Margaret Ryan (~0.83 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 2 generations with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.9
Father
Thomas Ryan
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Margaret Ryan
b. ~1857
Source father>mother
● Household
· direct · ~0.83
Mother
Mary Ryan
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mary Ryan
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Mary Ryan
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Ryan
Son · 1940 · age 28 · b. ~1912 · Massachusetts
★ You are viewing this record
Sibling
Margaret Ryan
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Ryan
Sibling · 1940 · age 20
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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01588-00508)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruth Cassidy | 35 | Daughter | Stitcher | Massachusetts |
| 2 | Daniel Cassidy | 33 | Son | Dyer | Massachusetts |
| 3 | William Cassidy | 30 | Son | Waiter | Massachusetts |
| 4 | Mary Cassidy | 15 | Daughter | — | Massachusetts |
| 5 | Thomas E. Ryan | 52 | Head | Superintendent | Massachusetts |
| 6 | Mary A. Ryan | 51 | Wife | — | Massachusetts |
| 7 | John M. Ryan THIS PERSON | 28 | Son | Seasoner | Massachusetts |
| 8 | Margaret A. Ryan | 26 | Daughter | Ironer | Massachusetts |
| 9 | Eleanor L. Ryan | 20 | Daughter | — | Massachusetts |
| 10 | William O'Connell | 30 | Cousin | Salesman | Massachusetts |
| 11 | Elizabeth Roche | 74 | Head | — | Free State |
| 12 | Matilda Adair | 77 | Head | — | Canada |
| 13 | Anthony Leblanc | 24 | Head | Tacker | Massachusetts |
| 14 | Angelina Leblanc | 22 | Wife | — | Massachusetts |
| 15 | Francis Leblanc | 3 | Son | — | Massachusetts |
| 16 | James Gavaliera | 20 | Boarder | Tacker | Massachusetts |
| 17 | Harry Levin | 42 | Head | Selecter | Massachusetts |
| 18 | Michael Sharkey | 46 | Head | Beamster | Turkey |
| 19 | Annie Kozals | 69 | Head | — | Poland |
| 20 | John T. Fitzharris | 71 | Head | — | New Hampshire |
| 21 | John B. Gilinski | 25 | Head | Helper | Massachusetts |
| 22 | Sophie Gilinski | 25 | Wife | — | New Hampshire |
| 23 | Lucy Dziwinski | 63 | Head | — | Poland |
| 24 | Frank Compani | 50 | Head | Helper | Russia |
| 25 | Andrew P. Butler | 47 | Head | Dentist | Free State |
| 26 | Mary E. Butler | 49 | Wife | — | Massachusetts |
| 27 | Mary E. Butler | 14 | Daughter | — | Massachusetts |
| 28 | Gertrude Butler | 14 | Daughter | — | Massachusetts |
| 29 | Philip G. Butler | 13 | Son | — | Massachusetts |
| 30 | Hannah Coleman | 78 | M-in-law | — | Massachusetts |
| 31 | Elizabeth B. Fitzgerald | 42 | Head | Teacher | Massachusetts |
| 32 | Frances Mucha | 21 | Maid | Maid | Massachusetts |
| 33 | George H. Durkee | 39 | Head | Ironman | Massachusetts |
| 34 | Thelma B. Durkee | 37 | Wife | — | Massachusetts |
| 35 | Charles R. Durkee | 6 | Son | — | Massachusetts |
| 36 | William Cahill | 43 | Head | Accountant | Massachusetts |
| 37 | Myrtle Cahill | 43 | Wife | — | Massachusetts |
| 38 | Beverly Cahill | 11 | Daughter | — | Massachusetts |
| 39 | Edward Brophy | 39 | Head | Tanner | Massachusetts |
| 40 | Madeline Brophy | 37 | Wife | — | Massachusetts |
Related Census Records
Pedigree Summary
John + 2 siblings
Gen 1 · 4 parents
~0.92
Gen 2 · 1 grandparents
~0.83
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)