JB
James Boyle — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bronx-County, New York
Our Model Tree links this James Boyle across the 1920, 1930 and 1940 US Censuses in Bronx-County, New York (XGBoost, ~Confirmed), with identified parents Michael & James — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bronx-County, New York |
| Surname | Boyle |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Bronx |
| 1935 Residence (County) | Bronx |
| Additional Details | |
| Occupation | Manager |
| Industry | Parking Lot |
| Class of Worker | PW |
| Hours Worked | 62 |
| Income (1939) | 156 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Manager |
| Township / Ward | Bronx |
| Est. Birth Year | ~1919 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Arthur Boyle | Son | — | 14 | ~1926 |
| Clare Boyle | Spouse | — | 43 | ~1897 |
| James Boyle | Son | — | 21 | ~1919 |
| James Boyle | Head | — | 50 | ~1890 |
Census Appearances
1920
Kings, New …
Son, age
Kings, New York · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyle |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 11
Kings, New York · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Boyle |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Bronx-County, New …
Son, age 21
Bronx-County, New York · implied b. ~1919 — 4 household members
| Surname | Boyle |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Bronx |
| 1935 Residence (County) | Bronx |
| Occupation | Manager |
| Industry | Parking Lot |
| Class of Worker | PW |
| Hours Worked | 62 |
| Income (1939) | 156 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 James Boyle across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Michael Boyle (~0.92 confidence) and father James Boyle (~0.92 confidence) and father Richard Boyle (~0.92 confidence) and mother Mary Boyle (~0.92 confidence) and mother Clare Boyle (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Michael Boyle
b. ~1880
Source father
● Household
· direct · ~0.92
Father
James Boyle
b. ~1890
Source father
● Household
· direct · ~0.92
Father
Richard Boyle
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Mary Boyle
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Clare Boyle
b. ~1897
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Boyle
Son · 1940 · age 21 · b. ~1919 · New York
★ You are viewing this record
Sibling
Arthur Boyle
Sibling · 1940 · age 14
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 — Bronx-County, New York
Open full size
1940 US Federal Census — Bronx-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02468-00701)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Mason | 61 | Head | Porter | New York |
| 42 | Margaret Mason | 61 | Wife | — | Eire |
| 43 | Arline Mason | 22 | Daughter | Stenographer | New York |
| 44 | Charles Massie | 49 | Head | Bartender | Italy |
| 45 | Grace Massie | 38 | Wife | — | New York |
| 46 | Charles Massie | 15 | Son | — | New York |
| 47 | Pelagia Massie | 14 | Daughter | — | New York |
| 48 | Francis Kifferman | 71 | Head | — | Eire |
| 49 | Mary Kifferman | 35 | Daughter | Stenographer | New York |
| 50 | Catherine Kifferman | 34 | Daughter | Telephone Operator | New York |
| 51 | Thomas Kifferman | 28 | Son | Toll Collector | New York |
| 52 | Gertrude Loderose | 65 | Head | — | New York |
| 53 | Edward Loderose | 69 | Brother | — | New York |
| 54 | George Ryan | 41 | Head | Chief | New York |
| 55 | Arlene Ryan | 41 | Wife | — | New York |
| 56 | Paul Ryan | 7 | Son | — | New York |
| 57 | Ambrose Lovett | 39 | Brother in law | Cashier | New Jersey |
| 58 | John Russell | 38 | Head | Conductor | New York |
| 59 | Della Russell | 35 | Wife | — | Eire |
| 60 | John Russell | 3 | Son | — | New York |
| 61 | Patrick Russell | 2 | Son | — | New York |
| 62 | Theodore Wallin | 54 | Head | Machinist | Sweden |
| 63 | Elizabeth Wallin | 49 | Wife | — | Sweden |
| 64 | Norman Wallin | 23 | Son | Clerk | New York |
| 65 | Helen Hanson | 39 | Head | Clerk | New York |
| 66 | Marion Hanson | 21 | Sister | Clerk | New York |
| 67 | Benjamin Cohen | 48 | Head | Manager | New York |
| 68 | Anna Cohen | 44 | Wife | Manager | New York |
| 69 | Emanuel Cohen | 22 | Son | — | New York |
| 70 | Bernard Cohen | 17 | Son | — | New York |
| 71 | Gerald Cohen | 11 | Son | — | New York |
| 72 | Janice Cohen | 9 | Daughter | — | New York |
| 73 | Josef Schwarz | 75 | Head | Linotype Operator | Hungary |
| 74 | Daniel Muehlberg | 45 | Head | Laborer | Eire |
| 75 | Mary Muehlberg | 45 | Wife | — | Eire |
| 76 | Mary Muehlberg | 18 | Daughter | — | Connecticut |
| 77 | James Boyle | 50 | Head | Caretaker | New York |
| 78 | Clare Boyle | 43 | Wife | — | New York |
| 79 | James Boyle THIS PERSON | 21 | Son | Manager | New York |
| 80 | Arthur Boyle | 14 | Son | Solderer | New York |
Pedigree Summary
James + 1 sibling
Gen 1 · 5 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)