JB
Joseph Brennan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lackawanna-County, Pennsylvania
Our Model Tree links this Joseph Brennan across the 1910, 1920, 1930 and 1940 US Censuses in Lackawanna-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Bernard & Catherine — first a son (b.~1900), then head of a 11-person household.
Age 40
b. ~1900
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lackawanna-County, Pennsylvania |
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Carbondale city |
| 1935 Residence (County) | Lackawanna |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Cities Service |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 600 |
| Highest Grade | S 8 |
| 1935 Residence | Same Place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Truck Driver |
| Township / Ward | Carbondale City |
| Est. Birth Year | ~1900 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Sadie Barheight | Daughter | — | 44 | ~1896 |
| Romuald Brennan | Son | — | 37 | ~1903 |
| Joseph Barheight | Son | — | 15 | ~1925 |
| James Brennan | Son | — | 25 | ~1915 |
| Ruth Gilbride | Daughter | — | 17 | ~1923 |
| Rose Gilbride | Daughter | — | 19 | ~1921 |
| Evelyn Barheight | Daughter | — | 18 | ~1922 |
| Joseph Brennan | Son | — | 40 | ~1900 |
| Catherine Brennan | Head | — | 67 | ~1873 |
| Scofield Barheight | Other | — | 45 | ~1895 |
| Mary Gilbride | Daughter | — | 47 | ~1893 |
Census Appearances
1910
Lackawanna, Pennsylvania
Son, age 8
Lackawanna, Pennsylvania · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Lackawanna, Pennsylvania
Son, age 17
Lackawanna, Pennsylvania · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lackawanna, Pennsylvania
Son, age 28
Lackawanna, Pennsylvania · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lackawanna-County, Pennsylvania
Son, age 40
Lackawanna-County, Pennsylvania · implied b. ~1900 — 11 household members
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Carbondale city |
| 1935 Residence (County) | Lackawanna |
| Occupation | Truck Driver |
| Industry | Cities Service |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 600 |
| Highest Grade | S 8 |
| 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 Joseph Brennan across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Bernard Brennan (~0.92 confidence) and mother Catherine Brennan (~0.92 confidence) and mother Nora Brennan (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Bernard Brennan
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Catherine Brennan
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Nora Brennan
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Brennan
Son · 1940 · age 40 · b. ~1900 · Pennsylvania
★ You are viewing this record
Sibling
Mary Gilbride
Sibling · 1940 · age 47
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Gilbride
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Barheight
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Gilbride
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Brennan
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sadie Barheight
Sibling · 1940 · age 44
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Barheight
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Romuald Brennan
Sibling · 1940 · age 37
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 — Lackawanna-County, Pennsylvania
Open full size
1940 US Federal Census — Lackawanna-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03522-00702)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | David Powell | 36 | Head | Motor Runner | Wales |
| 2 | Viola Powell | 14 | Daughter | — | Pennsylvania |
| 3 | Marie Powell | 11 | Daughter | — | Pennsylvania |
| 4 | William Powell | 8 | Son | — | Pennsylvania |
| 5 | Catherine Kant | 59 | Head | — | Pennsylvania |
| 6 | Elizabeth Kant | 30 | Daughter | Servant | Pennsylvania |
| 7 | Edward Kant | 28 | Son | Repairman | Pennsylvania |
| 8 | Joseph Kant | 20 | Son | Laborer | Pennsylvania |
| 9 | Elizabeth Brady | 57 | Sister | Servant | Pennsylvania |
| 10 | Catherine Brennan | 67 | Head | — | Pennsylvania |
| 11 | Joseph Brennan THIS PERSON | 40 | Son | Truck Driver | Pennsylvania |
| 12 | Romuald Brennan | 37 | Son | Caller | Pennsylvania |
| 13 | James Brennan | 25 | Son | Bartender | Pennsylvania |
| 14 | Mary Gilbride | 47 | Daughter | — | Pennsylvania |
| 15 | Rose Gilbride | 19 | Daughter | — | Pennsylvania |
| 16 | Ruth Gilbride | 17 | Daughter | — | Pennsylvania |
| 17 | Scofield Barheight | 45 | Son-in-law | Carpenter Helper | Pennsylvania |
| 18 | Sadie Barheight | 44 | Daughter | — | Pennsylvania |
| 19 | Evelyn Barheight | 18 | Daughter | Salesgirl | Pennsylvania |
| 20 | Joseph Barheight | 15 | Son | — | Pennsylvania |
| 21 | Marie Swannick | 47 | Head | — | Pennsylvania |
| 22 | Mary Swannick | 15 | Daughter | — | Pennsylvania |
| 23 | Edward Swannick | 11 | Son | — | Pennsylvania |
| 24 | Anthony Mercher | 32 | Head | Asst. Assessor | Pennsylvania |
| 25 | Alice Mercher | 32 | Wife | — | Pennsylvania |
| 26 | William Mercher | 8 | Son | — | Pennsylvania |
| 27 | Donald Mercher | 5 | Son | — | Pennsylvania |
| 28 | Elizabeth Cheton | 75 | Head | — | Wales |
| 29 | William Tierney | 50 | Head | Laborer | Pennsylvania |
| 30 | Margaret Tierney | 44 | Wife | — | Pennsylvania |
| 31 | Marie Tierney | 14 | Daughter | — | Pennsylvania |
| 32 | Joseph Tierney | 13 | Son | — | Pennsylvania |
| 33 | James Moffitt | 82 | Father-in-law | — | Pennsylvania |
| 34 | Anna Tasker | 78 | Head | — | New York |
| 35 | Joseph Cummings | 40 | Son-in-law | Electrical Engineer | Pennsylvania |
| 36 | Isabelle Cummings | 38 | Daughter | — | Pennsylvania |
| 37 | Robert Cummings | 17 | Son | — | Pennsylvania |
| 38 | Donald Cummings | 11 | Son | — | Pennsylvania |
| 39 | Kenneth Cummings | 8 | Son | — | Pennsylvania |
| 40 | Allan Cummings | 5 | Son | — | Pennsylvania |
Related Census Records
Pedigree Summary
Joseph + 8 siblings
Gen 1 · 3 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)