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Joseph Brennan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Schuylkill-County, Pennsylvania
Our Model Tree links this Joseph Brennan across the 1920, 1930 and 1940 US Censuses in Schuylkill-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Daniel & Michael — first a son (b.~1921), then head of a 2-person household.
Age 19
b. ~1921
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Schuylkill-County, Pennsylvania |
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Minersville borough |
| 1935 Residence (County) | Schuylkill |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Minersville Borough |
| Est. Birth Year | ~1921 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Bridget Brennan | Head | — | 45 | ~1895 |
| Joseph Brennan | Son | — | 19 | ~1921 |
Census Appearances
1920
Schuylkill, Pennsylvania
Son, age
Schuylkill, Pennsylvania · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Schuylkill, Pennsylvania
Son, age 10
Schuylkill, Pennsylvania · implied b. ~1920 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Schuylkill-County, Pennsylvania
Son, age 19
Schuylkill-County, Pennsylvania · implied b. ~1921 — 2 household members
| Surname | Brennan |
| Given Name | Joseph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Minersville borough |
| 1935 Residence (County) | Schuylkill |
| Income (1939) | 0 |
| Highest Grade | Hs 3 |
| 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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Daniel Brennan (~0.92 confidence) and father Michael Brennan (~0.92 confidence) and mother Bridget Brennan (~0.92 confidence) and mother Bridget Brennan (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Daniel Brennan
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Michael Brennan
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Bridget Brennan
b. ~1895
Source mother
● Household
· direct · ~0.92
Mother
Bridget Brennan
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Joseph Brennan
Son · 1940 · age 19 · b. ~1921 · 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 — Schuylkill-County, Pennsylvania
Open full size
1940 US Federal Census — Schuylkill-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03603-00784)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Monica Robony | 42 | wife | — | Pennsylvania |
| 2 | Rita Robony | 16 | daughter | — | Pennsylvania |
| 3 | Elizabeth Robony | 13 | daughter | — | Pennsylvania |
| 4 | Francisca Robony | 7 | daughter | — | Pennsylvania |
| 5 | Joanna Robony | 5 | daughter | — | Pennsylvania |
| 6 | Enoch Robony | 45 | brother | — | Pennsylvania |
| 7 | Caroline Lazarchick | 60 | head | — | Austria |
| 8 | Samuel Lazarchick | 29 | son | — | Pennsylvania |
| 9 | Caspar Szilier | 63 | head | Proprietor | Austria |
| 10 | Margaret Szilier | 21 | daughter | — | Pennsylvania |
| 11 | John Lazorchick | 37 | head | Bartender | Pennsylvania |
| 12 | Julia Lazorchick | 27 | wife | — | Pennsylvania |
| 13 | Carol M. Lazorchick | 11 | daughter | — | Pennsylvania |
| 14 | Betty A. Lazorchick | 10 | daughter | — | Pennsylvania |
| 15 | Harry Lazorchick | 9 | son | — | Pennsylvania |
| 16 | Michael J. Lazorchick | 1 | son | — | Pennsylvania |
| 17 | Alex Krajewski | 54 | head | Miner | Russia |
| 18 | Mary Krajewski | 45 | wife | — | Russia |
| 19 | Bolek Krajewski | 25 | son | New Worker | Pennsylvania |
| 20 | Edward Krajewski | 24 | son | New Worker | Pennsylvania |
| 21 | Anthony Krajewski | 21 | son | Cutting | Pennsylvania |
| 22 | Edward Bernas | 14 | step-son | — | Pennsylvania |
| 23 | Peter Lazarchick | 27 | son-in-law | Truck Driver | Pennsylvania |
| 24 | Helen Lazarchick | 26 | daughter | Machine Operator | Pennsylvania |
| 25 | Theresa Lazarchick | 2 | grand-daughter | — | Pennsylvania |
| 26 | James Ryan | 54 | head | Foreman | Pennsylvania |
| 27 | Helen H. Ryan | 47 | wife | — | Pennsylvania |
| 28 | James Ryan | 23 | son | Shipping Clerk | Pennsylvania |
| 29 | George Ryan | 18 | son | New Worker | Pennsylvania |
| 30 | Edward Ryan | 15 | son | — | Pennsylvania |
| 31 | Anna M. Ryan | 14 | daughter | — | Pennsylvania |
| 32 | William C. Ryan | 11 | son | — | Pennsylvania |
| 33 | John Ryan | 26 | son | Barber | Pennsylvania |
| 34 | Anna Ryan | 19 | daughter-in-law | — | Pennsylvania |
| 35 | James J. Ryan | 1 | grandson | — | Pennsylvania |
| 36 | Elvin Luxton | 45 | head | Collector | Pennsylvania |
| 37 | Mary Luxton | 43 | wife | — | Pennsylvania |
| 38 | Elvin Jr. Luxton | 21 | son | Shipping Clerk | Pennsylvania |
| 39 | Bridget Brennan | 45 | head | Maid | Pennsylvania |
| 40 | Joseph Brennan THIS PERSON | 19 | son | — | Pennsylvania |
Related Census Records
Pedigree Summary
Joseph
Gen 1 · 4 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)