JB
James Brennan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Queens-County, New York
Our Model Tree links this James Brennan across the 1920, 1930 and 1940 US Censuses in Queens-County, New York (XGBoost, ~Confirmed), with identified parents Elizabeth & James — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Queens-County, New York |
| Surname | Brennan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Queens |
| Additional Details | |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1600 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | New York |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Brennan | Head | — | 28 | ~1912 |
| James Brennan | Son | — | 5 | ~1935 |
| Edna Brennan | Spouse | — | 28 | ~1912 |
Census Appearances
1920
New York, …
Son, age 7
New York, New York · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
New York, …
Son, age 17
New York, New York · implied b. ~1913 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Clerk Ledger |
| Industry | Real Estate Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Queens-County, New …
Head, age 28
Queens-County, New York · implied b. ~1912 — 3 household members
| Surname | Brennan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | Queens |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1600 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| 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 Brennan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Elizabeth Brennan (~0.92 confidence) and father James Brennan (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Elizabeth Brennan
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
James Brennan
b. ~1883
Source father
● Household
· direct · ~0.92
This person
Anchor record
James Brennan
Head · 1940 · age 28 · b. ~1912 · New York
★ 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 — Queens-County, New York
Open full size
1940 US Federal Census — Queens-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02747-00193)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Concetta Bruno | 6 | Daughter | — | New York |
| 2 | Louis Atria | 37 | Head | Shipping Clerk | Italy |
| 3 | Ida (X) Atria | 36 | Wife | — | Wisconsin |
| 4 | Frances Atria | 18 | Daughter | — | New York |
| 5 | Joseph Atria | 76 | Father | — | Italy |
| 6 | Frank Palma | 31 | Boarder | Salesman | New York |
| 7 | Josephine Palma | 29 | Boarder | Operator | Maine |
| 8 | Enid Mercandetti | 46 | Head | Jewelry Polisher | Italy |
| 9 | Emma Mercandetti | 37 | Wife | — | Italy |
| 10 | Louis Rosetti | 36 | Boarder | Cook | Italy |
| 11 | George Rollins | 26 | Head | Operator Cleaner | New York |
| 12 | Margaret Rollins | 22 | Wife | — | New York |
| 13 | June Mary Rollins | 0 | Daughter | — | New York |
| 14 | James Keenan | 56 | Head | Watchman | New York |
| 15 | Margaret Keenan | 18 | Daughter | New Worker | New York |
| 16 | Joan Keenan | 16 | Daughter | — | New York |
| 17 | Eileen Keenan | 14 | Daughter | — | New York |
| 18 | Patricia Keenan | 12 | Daughter | — | New York |
| 19 | Henry Merschany | 29 | Head | Clerk | New York |
| 20 | Della Merschany | 21 | Wife | — | New York |
| 21 | Roy Merschany | 2 | Son | — | New York |
| 22 | James Brennan THIS PERSON | 28 | Head | Clerk | New York |
| 23 | Edna Brennan | 28 | Wife | — | New York |
| 24 | James Brennan | 5 | Son | — | New York |
| 25 | Hattie Emrich | 39 | Head | — | Germany |
| 26 | Ann Emrich | 17 | Daughter | Designer | Germany |
| 27 | Edmund Emrich | 14 | Son | — | Germany |
| 28 | John Weber | 22 | Boarder | Baker | Germany |
| 29 | Carl Stemm | 40 | Boarder | Musician | Germany |
| 30 | Arktander Andre | 46 | Head | Carpenter | Norway |
| 31 | Bertha Andre | 52 | Wife | — | Norway |
| 32 | Mabel Andre | 13 | Daughter | — | New York |
| 33 | Arthur Andre | 11 | Son | — | New York |
| 34 | Albert Andre | 8 | Son | — | New York |
| 35 | Harold Johnson | 31 | Head | Machinist | New York |
| 36 | Loretta Johnson | 25 | Wife | — | New York |
| 37 | James Johnson | 0 | Son | — | New York |
| 38 | Henry Meissner | 30 | Head | Counter | Germany |
| 39 | Louise Meissner | 28 | Wife | — | Germany |
| 40 | Betty Louise Meissner | 1 | Daughter | — | New York |
Pedigree Summary
James
Gen 1 · 2 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)