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John Brennan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Schuylkill, Pennsylvania
Our Model Tree links this John Brennan across the 1920 and 1930 US Censuses in Schuylkill, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 13-person household.
Age 40
b. ~1890
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Schuylkill, Pennsylvania |
| Surname | Brennan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Miner |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | R |
| Radio Set | 13.50 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Miner |
| Township / Ward | Cass Township |
| Est. Birth Year | ~1890 |
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.
13 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Brennan | Daughter | — | 4 | ~1926 |
| Margaret Brennan | Daughter | — | 14 | ~1916 |
| Teresa Brennan | Daughter | — | 3 | ~1927 |
| Frances Brennan | Daughter | — | ~1930 | |
| Anna Brennan | Daughter | — | 9 | ~1921 |
| Veronica Brennan | Daughter | — | 8 | ~1922 |
| Mary Brennan | Daughter | — | 6 | ~1924 |
| John Brennan | Head | — | 40 | ~1890 |
| James Callaghan | Other | — | 61 | ~1869 |
| Charles Callaghan | Other | — | 43 | ~1887 |
| John Brennan | Son | — | 2 | ~1928 |
| James Brennan | Son | — | 11 | ~1919 |
| Annie Brennan | Spouse | — | 39 | ~1891 |
Census Appearances
1920
Schuylkill, Pennsylvania
Other, age 28
Schuylkill, Pennsylvania · implied b. ~1892 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | John |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Widowed |
| 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
Schuylkill, Pennsylvania
Head, age 40
Schuylkill, Pennsylvania · implied b. ~1890 — 13 household members
| Surname | Brennan |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Miner |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | R |
| Radio Set | 13.50 |
| 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 Brennan across 2 US Census years (1920 and 1930) in Schuylkill, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
John Brennan
Head · 1930 · age 40 · b. ~1890 · Pennsylvania
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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:fifteenthcensus00reel2144:0396)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thomas Burns | 33 | Head | Miner | Pennsylvania |
| 52 | Helen Burns | 27 | Wife | — | Pennsylvania |
| 53 | Helen Burns | 8 | Daughter | — | Pennsylvania |
| 54 | Thomas Burns | 5 | Son | — | Pennsylvania |
| 55 | Teresa Burns | 2 | Daughter | — | Pennsylvania |
| 56 | Joseph Burns | 1 | Son | — | Pennsylvania |
| 57 | Richard Burns | 0 | Son | — | Pennsylvania |
| 58 | Thomas Campion | 33 | Head | Miner | Pennsylvania |
| 59 | Mary Campion | 30 | Wife | — | Pennsylvania |
| 60 | Harold Campion | 11 | Son | — | Pennsylvania |
| 61 | Elizabeth Campion | 9 | Daughter | — | Pennsylvania |
| 62 | Anna Campion | 7 | Daughter | — | Pennsylvania |
| 63 | Lucy Campion | 6 | Daughter | — | Pennsylvania |
| 64 | Marie Campion | 3 | Daughter | — | Pennsylvania |
| 65 | Margaret Campion | 1 | Daughter | — | Pennsylvania |
| 66 | James Moore | 57 | Head | Retired | Pennsylvania |
| 67 | William J. Moore | 50 | Son | Laborer | Pennsylvania |
| 68 | James E. Campion | 56 | Head | Teacher | Pennsylvania |
| 69 | Mary Campion | 50 | Wife | — | Pennsylvania |
| 70 | Elizabeth Campion | 23 | Daughter | Teacher | Pennsylvania |
| 71 | Kathryn A. Campion | 19 | Daughter | — | Pennsylvania |
| 72 | Vincent Campion | 14 | Son | — | Pennsylvania |
| 73 | Mary Campion | 9 | Daughter | — | Pennsylvania |
| 74 | Catherine Grace | 62 | Head | — | Pennsylvania |
| 75 | Catherine Grace | 36 | Daughter | Seamstress | Pennsylvania |
| 76 | Mary Grace | 34 | Daughter | Teacher | Pennsylvania |
| 77 | John Brennan THIS PERSON | 40 | Head | Miner | Pennsylvania |
| 78 | Annie Brennan | 39 | Wife | — | Pennsylvania |
| 79 | Margaret Brennan | 14 | Daughter | — | Pennsylvania |
| 80 | James Brennan | 11 | Son | — | Pennsylvania |
| 81 | Anna Brennan | 9 | Daughter | — | Pennsylvania |
| 82 | Veronica Brennan | 8 | Daughter | — | Pennsylvania |
| 83 | Mary Brennan | 6 | Daughter | — | Pennsylvania |
| 84 | Elizabeth Brennan | 4 | Daughter | — | Pennsylvania |
| 85 | Teresa Brennan | 3 | Daughter | — | Pennsylvania |
| 86 | John Brennan | 2 | Son | — | Pennsylvania |
| 87 | Frances Brennan | 0 | Daughter | — | Pennsylvania |
| 88 | James Callaghan | 61 | Boarder | Laborer | Pennsylvania |
| 89 | Charles Callaghan | 43 | Boarder | Laborer | Pennsylvania |
| 90 | James Brennan | 73 | Head | Retired | Pennsylvania |
| 91 | Mary Brennan | 73 | Wife | — | Pennsylvania |
| 92 | Elizabeth Brennan | 40 | Daughter | — | Pennsylvania |
| 93 | Julia Brennan | 33 | Daughter | Teacher | Pennsylvania |
| 94 | Martin Brennan | 29 | Son | Railway | Pennsylvania |
| 95 | John Harding | 67 | Head | Laborer | Pennsylvania |
| 96 | Bridget Harding | 65 | Sister | — | Pennsylvania |
| 97 | Thomas Farrell | 36 | Head | Laborer | Pennsylvania |
| 98 | Mary A. Farrell | 36 | Wife | — | Pennsylvania |
| 99 | Robert Farrell | 18 | Son | — | Pennsylvania |
| 100 | Anna Farrell | 15 | Daughter | — | Pennsylvania |
Related Census Records
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)