TC
Thomas Carroll — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Thomas Carroll across the 1900, 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents James & James — first a head (b.~1890), then head of a 4-person household.
Age 40
b. ~1890
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Carroll |
| Given Name | Thomas V. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 32 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Hardware |
| Industry | Hardware |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Hardware |
| Township / Ward | Winchester Town |
| 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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Mary Carroll | Spouse | — | 32 | ~1898 |
| Thomas Carroll | Son | — | 6 | ~1924 |
| Dorothy Carroll | Daughter | — | 4 | ~1926 |
| Thomas Carroll | Head | — | 40 | ~1890 |
Census Appearances
1900
Middlesex, Massachusetts
Son, age 11
Middlesex, Massachusetts · implied b. ~1889 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Thomas P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | Jul |
| Birth Year | 1889 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Middlesex, Massachusetts
Son, age 20
Middlesex, Massachusetts · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Thomas G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerk |
| Industry | Hardware Store |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 30
Middlesex, Massachusetts · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carroll |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Salesman |
| Industry | Hardware Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 40
Middlesex, Massachusetts · implied b. ~1890 — 4 household members
| Surname | Carroll |
| Given Name | Thomas V. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 32 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Hardware |
| Industry | Hardware |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 4000 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Carroll across 4 US Census years (1900, 1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father James Carroll (~0.92 confidence) and father James Carroll (~0.92 confidence) and mother Julia Carroll (~0.92 confidence) and mother Julia Carroll (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Carroll
b. ~1868
Source father
● Household
· direct · ~0.92
Father
James Carroll
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Julia Carroll
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Julia Carroll
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Carroll
Head · 1930 · age 40 · b. ~1890 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel932:0426)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ida D. Peterson | 23 | Wife | — | Missouri |
| 52 | John H. Peterson | 9 | Son | — | Massachusetts |
| 53 | Ralph C. Cardinal | 50 | Head | Agent | Massachusetts |
| 54 | Harriet E. Cardinal | 50 | Wife | — | Canada English |
| 55 | Frank T. Mc Laughlin | 29 | R | Claim Adjuster | Massachusetts |
| 56 | Margaret Mc Laughlin | 27 | Wife | — | Massachusetts |
| 57 | Edward F. Boyle | 35 | Head | Foreman | Massachusetts |
| 58 | Alice J. Boyle | 35 | Wife | — | Massachusetts |
| 59 | Lillian Boyle | 6 | Daughter | — | Massachusetts |
| 60 | Marjorie Boyle | 3 | Daughter | — | Massachusetts |
| 61 | Thomas V. Carroll THIS PERSON | 40 | Head | Hardware | Massachusetts |
| 62 | Mary E. Carroll | 32 | Wife | — | Massachusetts |
| 63 | Thomas F. Carroll | 6 | Son | — | Massachusetts |
| 64 | Dorothy M. Carroll | 4 | Daughter | — | Massachusetts |
| 65 | William C. Regan | 28 | Head | Chauffeur | Massachusetts |
| 66 | Anna M. Regan | 26 | Wife | — | Massachusetts |
| 67 | Andrew Morrow | 33 | Head | Meat Cutter | Northern Ireland |
| 68 | Mary E. Morrow | 27 | Wife | — | Northern Ireland |
| 69 | Mary R. Morrow | 4 | Daughter | — | Massachusetts |
| 70 | Thomas J. Fawcett | 27 | Boarder | Hostler | Northern Ireland |
| 71 | Stephen Boyle | 34 | Head | Brakeman | Massachusetts |
| 72 | Mildred A. Boyle | 33 | Wife | — | Massachusetts |
| 73 | Grace H. Boyle | 4 | Daughter | — | Massachusetts |
| 74 | Phyllis M. Boyle | 3 | Daughter | — | Massachusetts |
| 75 | Florence Osborne | 15 | Lodger | — | Massachusetts |
| 76 | Mildred Bishop | 14 | Lodger | — | Maine |
| 77 | Patrick J. Toland | 41 | Head | Checker | Massachusetts |
| 78 | Helen M. Toland | 37 | Wife | — | Massachusetts |
| 79 | Dennis Collins | 31 | Head | Clerk | Massachusetts |
| 80 | Anna Collins | 29 | Wife | — | Massachusetts |
| 81 | Robert Collins | 5 | Son | — | Massachusetts |
| 82 | Richard Collins | 2 | Son | — | Massachusetts |
| 83 | Samuel Duckin | 37 | Head | Tailor | Russia |
| 84 | Rose Duckin | 32 | Wife | — | Russia |
| 85 | Philip Duckin | 12 | Son | — | Massachusetts |
| 86 | Sumner Duckin | 6 | Son | — | Massachusetts |
| 87 | Harry A. Lindmark | 35 | Head | Freight Agent | Minnesota |
| 88 | Elizabeth M. Lindmark | 31 | Wife | — | Massachusetts |
| 89 | Harry A. Lindmark | 9 | Son | — | Massachusetts |
| 90 | David M. Hammond | 53 | Head | Machinist | Northern Ireland |
| 91 | Ethel M. Hammond | 46 | Wife | — | Canada East |
| 92 | Roland A. Hammond | 27 | Son | Orderly | Massachusetts |
| 93 | Maxwell W. Hammond | 22 | Son | Chauffeur | Massachusetts |
| 94 | Edward J. Dineen | 41 | Head | Machinist | Massachusetts |
| 95 | Elizabeth B. Dineen | 39 | Wife | — | Irish Free State |
| 96 | Joseph D. Dineen | 10 | Son | — | Massachusetts |
| 97 | Mildred M. Dineen | 9 | Daughter | — | Massachusetts |
| 98 | Patrick Mc Donough | 29 | Head | Laborer | Irish Free State |
| 99 | Bridget M. Mc Donough | 30 | Wife | — | Irish Free State |
| 100 | Mary E. Mc Donough | 2 | Daughter | — | Massachusetts |
Pedigree Summary
Thomas
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 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)