JB
John Brady — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bucks-County, Pennsylvania
Our Model Tree links this John Brady across the 1920, 1930 and 1940 US Censuses in Bucks-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Frank & Mary — first a head (b.~1901), then head of a 10-person household.
Age 39
b. ~1901
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bucks-County, Pennsylvania |
| Surname | Brady |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bristol |
| 1935 Residence (County) | Bucks |
| Additional Details | |
| Occupation | Delivery |
| Industry | Laundry |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 88 |
| Highest Grade | 5 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Delivery |
| Township / Ward | Bensalem Township |
| Est. Birth Year | ~1901 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Joyce Brady | Daughter | — | 5 | ~1935 |
| Arlene Brady | Daughter | — | 2 | ~1938 |
| John Brady | Head | — | 39 | ~1901 |
| Dennis Brady | Other | — | 64 | ~1876 |
| John Brady | Son | — | 16 | ~1924 |
| Richard Brady | Son | — | 10 | ~1930 |
| Dennis Brady | Son | — | 3 | ~1937 |
| Warren Brady | Son | — | 7 | ~1933 |
| Robert Brady | Son | — | 12 | ~1928 |
| Bertha Brady | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Bucks, Pennsylvania
Son, age 20
Bucks, Pennsylvania · implied b. ~1900 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brady |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Ship Yard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Bucks, Pennsylvania
Son, age 29
Bucks, Pennsylvania · implied b. ~1901 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brady |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Asst. Foreman |
| Industry | steam RR |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Bucks-County, Pennsylvania
Head, age 39
Bucks-County, Pennsylvania · implied b. ~1901 — 10 household members
| Surname | Brady |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bristol |
| 1935 Residence (County) | Bucks |
| Occupation | Delivery |
| Industry | Laundry |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 88 |
| Highest Grade | 5 |
| 1935 Residence | Pennsylvania |
| 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 Brady across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Brady (~0.92 confidence) and mother Mary Brady (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Brady
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Mary Brady
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Brady
Head · 1940 · age 39 · b. ~1901 · Pennsylvania
★ 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 — Bucks-County, Pennsylvania
Open full size
1940 US Federal Census — Bucks-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03444-00173)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Casey | 39 | Head | Carpenter | Pennsylvania |
| 2 | Margaret Casey | 37 | Wife | — | Pennsylvania |
| 3 | Margaret Casey | 11 | Daughter | — | Pennsylvania |
| 4 | Dolores Casey | 9 | Daughter | — | Pennsylvania |
| 5 | James Gray | 45 | Head | Carpenter | Pennsylvania |
| 6 | Margaret A. Gray | 45 | Wife | Carpenter | Pennsylvania |
| 7 | William Reichert | 47 | Head | Clerk | Pennsylvania |
| 8 | Mary Reichert | 46 | Wife | — | Pennsylvania |
| 9 | John Reichert | 25 | Son | Foreman | Pennsylvania |
| 10 | Walter Reichert | 23 | Son | Operator | Pennsylvania |
| 11 | Mary Reichert | 16 | Daughter | — | Pennsylvania |
| 12 | William Reichert | 14 | Son | — | Pennsylvania |
| 13 | Joseph Reichert | 4 | Son | — | Pennsylvania |
| 14 | C. Stanley Dunk | 36 | Head | Shipper | Pennsylvania |
| 15 | Bella Dunk | 29 | Wife | — | Austria |
| 16 | A. Stanford Dunk | 3 | Son | — | Pennsylvania |
| 17 | William Fitzgerald | 47 | Head | Foreman | Pennsylvania |
| 18 | Margaret Fitzgerald | 41 | Wife | — | Pennsylvania |
| 19 | James Fitzgerald | 9 | Son | — | Pennsylvania |
| 20 | Francis Fitzgerald | 5 | Son | — | Pennsylvania |
| 21 | Richard Fitzgerald | 3 | Son | — | Pennsylvania |
| 22 | Margaret Fitzgerald | 1 | Daughter | — | Pennsylvania |
| 23 | John G. Ferguson | 72 | Head | Janitor | Pennsylvania |
| 24 | Mary E. Ferguson | 72 | Wife | — | Iowa |
| 25 | John W. Ferguson | 32 | Son | Salesman | Pennsylvania |
| 26 | John W. Ferguson | 11 | Grandson | — | Pennsylvania |
| 27 | Norman Shiley | 34 | Head | Druggist | Pennsylvania |
| 28 | Eva Shiley | 34 | Wife | — | Pennsylvania |
| 29 | John Brady THIS PERSON | 39 | Head | Delivery | Pennsylvania |
| 30 | Bertha Brady | 38 | Wife | — | Pennsylvania |
| 31 | John Jr. Brady | 16 | Son | — | Pennsylvania |
| 32 | Robert Brady | 12 | Son | — | Pennsylvania |
| 33 | Richard Brady | 10 | Son | — | Pennsylvania |
| 34 | Warren Brady | 7 | Son | — | Pennsylvania |
| 35 | Joyce Brady | 5 | Daughter | — | Pennsylvania |
| 36 | Dennis Brady | 3 | Son | — | Pennsylvania |
| 37 | Arlene Brady | 2 | Daughter | — | Pennsylvania |
| 38 | Dennis Brady | 64 | Father | Foreman | Scotland |
| 39 | Horace Vreas | 60 | Head | Carpenter | Pennsylvania |
| 40 | Lidia Vreas | 60 | Wife | — | Pennsylvania |
Pedigree Summary
John
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)