WB
William Brennan — 1930 US Census Record
Model Tree available1930 United States Federal Census · Schuylkill, Pennsylvania
Our Model Tree links this William Brennan across the 1910, 1920 and 1930 US Censuses in Schuylkill, Pennsylvania (XGBoost, ~Confirmed), with identified parents Margaret & Margaret — first a son (b.~1899), then head of a 8-person household.
Age 31
b. ~1899
Male
Son
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Schuylkill, Pennsylvania |
| Surname | Brennan |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 25 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Pottsville City |
| Est. Birth Year | ~1899 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| John Brennan | Son | — | 27 | ~1903 |
| William Brennan | Head | — | 52 | ~1878 |
| Joseph Brennan | Son | — | 13 | ~1917 |
| William Brennan | Son | — | 31 | ~1899 |
| James Brennan | Son | — | 20 | ~1910 |
| Margaret Brennan | Spouse | — | 51 | ~1879 |
| Margaret Brennan | Daughter | — | 17 | ~1913 |
| Raymond Brennan | Son | — | 25 | ~1905 |
Census Appearances
1910
Schuylkill, Pennsylvania
Son, age 11
Schuylkill, Pennsylvania · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Schuylkill, Pennsylvania
Son, age 20
Schuylkill, Pennsylvania · implied b. ~1900 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | William J. |
| 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 | Labourer |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Schuylkill, Pennsylvania
Son, age 31
Schuylkill, Pennsylvania · implied b. ~1899 — 8 household members
| Surname | Brennan |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 25 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 William Brennan across 3 US Census years (1910, 1920 and 1930) in Schuylkill, Pennsylvania, using XGBoost record linkage. Identified parents: mother Margaret Brennan (~0.92 confidence) and mother Margaret Brennan (~0.92 confidence) and father William Brennan (~0.92 confidence) and father William Brennan (~0.92 confidence) and mother Maggie Brennan (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Margaret Brennan
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Margaret Brennan
b. ~1879
Source mother
● Household
· direct · ~0.92
Father
William Brennan
b. ~1879
Source father
● Household
· direct · ~0.92
Father
William Brennan
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Maggie Brennan
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Brennan
Son · 1930 · age 31 · b. ~1899 · Pennsylvania
★ You are viewing this record
Sibling
Joseph Brennan
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Raymond Brennan
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Brennan
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Brennan
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Brennan
Sibling · 1930 · age 20
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
1930 US Federal Census — Schuylkill, Pennsylvania
Open full size
1930 US Federal Census — Schuylkill, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2146:0962)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Smith | 3 | Son | — | Pennsylvania |
| 52 | Irene Smith | 2 | Daughter | — | Pennsylvania |
| 53 | Mary E Kershner | 75 | Boarder | — | Pennsylvania |
| 54 | Mary Williams | 70 | Head | — | Pennsylvania |
| 55 | William J Antonis | 41 | Head | Plasterer | Pennsylvania |
| 56 | Hildegarde Antonis | 40 | Wife | — | Pennsylvania |
| 57 | Albert Antonis | 15 | Son | — | Pennsylvania |
| 58 | Vincent Antonis | 12 | Son | — | Pennsylvania |
| 59 | Mary Haverty | 64 | Head | — | Pennsylvania |
| 60 | Jennie Haverty | 38 | Daughter | Operator | Pennsylvania |
| 61 | Helen Haverty | 31 | Daughter | Saleslady | Pennsylvania |
| 62 | Sarah Haverty | 30 | Daughter | Saleslady | Pennsylvania |
| 63 | Curtis Shollenberger | 59 | Head | Watchman | Pennsylvania |
| 64 | Nellie Shollenberger | 54 | Wife | — | Pennsylvania |
| 65 | Leslie Shollenberger | 27 | Son | Radioshop | Pennsylvania |
| 66 | Mary Shollenberger | 23 | Daughter | Bookkeeper | Pennsylvania |
| 67 | Alfred Shollenberger | 21 | Son | Laborer | Pennsylvania |
| 68 | John Shollenberger | 19 | Son | Typist | Pennsylvania |
| 69 | Edmund H Holt | 67 | Head | Laborer | Pennsylvania |
| 70 | Mary Holt | 65 | Wife | — | Wales |
| 71 | Thadius August | 36 | Nephew | Welder | Pennsylvania |
| 72 | George Hummel | 42 | Head | Laborer | Pennsylvania |
| 73 | Phoebe Hummel | 47 | Wife | Upholsterer | Pennsylvania |
| 74 | George Jr Hummel | 9 | Son | — | Pennsylvania |
| 75 | Albert Sherry | 42 | Head | Salesman | Pennsylvania |
| 76 | Catherine Sherry | 40 | Wife | — | Pennsylvania |
| 77 | Robert Sherry | 18 | Son | Salesman | Pennsylvania |
| 78 | Dennis Love | 38 | Head | Laborer | Pennsylvania |
| 79 | Elizabeth Love | 38 | Wife | — | Pennsylvania |
| 80 | Andrew Shamis | 59 | Head | Proprietor | Russia |
| 81 | Sarah Crone | 43 | Head | Teacher | Pennsylvania |
| 82 | Elizabeth Crone | 12 | Daughter | — | Pennsylvania |
| 83 | John V Brennan | 34 | Head | Laborer | Pennsylvania |
| 84 | Blanche Brennan | 35 | Wife | — | Pennsylvania |
| 85 | Thomas Dolan | 39 | Head | Conductor | Pennsylvania |
| 86 | Eva Dolan | 32 | Wife | Collector | Pennsylvania |
| 87 | Emma Carr | 40 | Head | — | Pennsylvania |
| 88 | Helen Carr | 8 | Daughter | — | Pennsylvania |
| 89 | Helen Clarke | 78 | Head | — | Pennsylvania |
| 90 | Ruth Lee Clarke | 22 | Nephew | Laborer | Pennsylvania |
| 91 | Mary Clarke | 18 | Niece | — | Pennsylvania |
| 92 | Mark Houser | 15 | Nephew | — | Pennsylvania |
| 93 | William Brennan | 52 | Head | Laborer | Pennsylvania |
| 94 | Margaret Brennan | 51 | Wife | Dressmaker | Pennsylvania |
| 95 | William J Brennan THIS PERSON | 31 | Son | Laborer | Pennsylvania |
| 96 | John Brennan | 27 | Son | Laborer | Pennsylvania |
| 97 | Raymond Brennan | 25 | Son | Laborer | Pennsylvania |
| 98 | James Brennan | 20 | Son | Tipper | Pennsylvania |
| 99 | Margaret Brennan | 17 | Daughter | Clerk | Pennsylvania |
| 100 | Joseph Brennan | 13 | Son | — | Pennsylvania |
Related Census Records
Pedigree Summary
William + 5 siblings
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 1930 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)