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Thomas Brennan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Thomas Brennan across the 1910, 1920 and 1930 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1886), then head of a 6-person household.
Age 44
b. ~1886
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Philadelphia, Pennsylvania |
| Surname | Brennan |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Salesman |
| Industry | Packing Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 12,000 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Salesman |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1886 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Julia Brennan | Daughter | — | 12 | ~1918 |
| Joseph Brennan | Son | — | 6 | ~1924 |
| Thomas Brennan | Son | — | 20 | ~1910 |
| Thomas Brennan | Head | — | 44 | ~1886 |
| Florence Brennan | Other | — | 44 | ~1886 |
| Florence Brennan | Daughter | — | 14 | ~1916 |
Census Appearances
1910
Philadelphia, Pennsylvania
Head, age 25
Philadelphia, Pennsylvania · implied b. ~1885 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Thomas F |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 4 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Pearl Worker |
| Industry | Novelty Factory |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Philadelphia, Pennsylvania
Head, age 34
Philadelphia, Pennsylvania · implied b. ~1886 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brennan |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Stores |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Head, age 44
Philadelphia, Pennsylvania · implied b. ~1886 — 6 household members
| Surname | Brennan |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 22 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | England |
| Occupation | Salesman |
| Industry | Packing Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 12,000 |
| Radio Set | R |
| 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 Thomas Brennan across 3 US Census years (1910, 1920 and 1930) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Thomas Brennan
Head · 1930 · age 44 · b. ~1886 · 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 — Philadelphia, Pennsylvania
Open full size
1930 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2133:0615)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry H Brockman | 49 | Head | Employer | Pennsylvania |
| 2 | Rose Brockman | 39 | Wife-H | — | Pennsylvania |
| 3 | George Reeves | 33 | Head | Manager | Pennsylvania |
| 4 | Garon A Reeves | 61 | Father-H | Painter | Pennsylvania |
| 5 | Helen G Reeves | 59 | Mother-H | — | Pennsylvania |
| 6 | Helen Reeves | 21 | Sister | Clerk | Pennsylvania |
| 7 | John L Triebrook | 30 | Head | Asst. Treasurer | Pennsylvania |
| 8 | Charlotte Triebrook | 27 | Wife-H | — | Pennsylvania |
| 9 | Charlotte Triebrook | 4 | Daughter | — | Pennsylvania |
| 10 | Evelyn Triebrook | 1 | Daughter | — | Pennsylvania |
| 11 | David Mcadoo | 49 | Head | Chauffeur | North Ireland |
| 12 | Catherine Mcadoo | 48 | Wife-H | — | North Ireland |
| 13 | David A Mcadoo | 18 | Son | Clerk | Pennsylvania |
| 14 | William H Hamilton | 55 | Head | Mfg. | Pennsylvania |
| 15 | Eleanor D Hamilton | 43 | Wife-H | — | Pennsylvania |
| 16 | Eleanor D Hamilton | 21 | Daughter | Technician | Pennsylvania |
| 17 | Thomas Brennan THIS PERSON | 44 | Head | Salesman | Pennsylvania |
| 18 | Florence M Brennan | 44 | Wife-H | — | Pennsylvania |
| 19 | Thomas R Brennan | 20 | Son | Brakeman | Pennsylvania |
| 20 | Florence M Brennan | 14 | Daughter | — | Pennsylvania |
| 21 | Julia Brennan | 12 | Daughter | — | Pennsylvania |
| 22 | Joseph Brennan | 6 | Son | — | Pennsylvania |
| 23 | Theodore H Burr | 38 | Head | Optometrist | Pennsylvania |
| 24 | Agnes Burr | 36 | Wife-H | — | Pennsylvania |
| 25 | Theodore Burr | 11 | Son | — | Pennsylvania |
| 26 | Catherine Burr | 9 | Daughter | — | Pennsylvania |
| 27 | Ruth Burr | 7 | Daughter | — | Pennsylvania |
| 28 | Mary A Duffy | 57 | Head | Secretary | Pennsylvania |
| 29 | Ella Duffy | 29 | Daughter | Salesman | Pennsylvania |
| 30 | John Duffy | 27 | Son | Electrician | Pennsylvania |
| 31 | Matthew Duffy | 27 | Son | Clerk | Pennsylvania |
| 32 | William Duffy | 23 | Son | Secretary | Pennsylvania |
| 33 | Mae Duffy | 30 | Daughter | Clerk | Pennsylvania |
| 34 | Bernard Duffy | 30 | Son-in-law | Salesman | Pennsylvania |
| 35 | William R Ritter | 46 | Head | — | Pennsylvania |
| 36 | Mary E Ritter | 42 | Wife-H | Typing | Pennsylvania |
| 37 | Edith E Ritter | 18 | Daughter | — | Pennsylvania |
| 38 | Mary E Ritter | 14 | Daughter | — | Pennsylvania |
| 39 | Mary Ritter | 64 | Mother | — | Pennsylvania |
| 40 | Thomas H Ellis | 40 | Head | Office Employee | Pennsylvania |
| 41 | Clara G Ellis | 37 | Wife-H | Retailer | Pennsylvania |
| 42 | Thomas H Ellis | 70 | Father | Engineer | Massachusetts |
| 43 | Arthur S Ringham | 41 | Head | — | Illinois |
| 44 | Gertrude Ringham | 36 | Wife-H | — | Pennsylvania |
| 45 | Arthur Ringham | 2 | Son | — | Pennsylvania |
| 46 | Julia S Ringham | 41 | Sister | Mfg. | Illinois |
| 47 | Edward Morris | 58 | Head | — | Pennsylvania |
| 48 | Laura H Morris | 57 | Wife-H | — | Pennsylvania |
| 49 | Robert M Morris | 17 | Son | Teamster | Pennsylvania |
| 50 | John L Crowell | 33 | Head | — | Pennsylvania |
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)