TF
Thomas Flynn — 1940 US Census Record
Model Tree available1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this Thomas Flynn across the 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1916), then head of a 9-person household.
Age 24
b. ~1916
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Flynn |
| Given Name | Thomas P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Occupation | Sander |
| Industry | Crank Shaft Mfg |
| Class of Worker | PW |
| Hours Worked | 44 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Sander |
| Township / Ward | Worcester |
| Est. Birth Year | ~1916 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Margaret Flynn | Daughter | — | 19 | ~1921 |
| Elizabeth Flynn | Daughter | — | 16 | ~1924 |
| John Flynn | Head | — | 47 | ~1893 |
| James Flynn | Son | — | 15 | ~1925 |
| Thomas Flynn | Son | — | 24 | ~1916 |
| Cornelius Flynn | Son | — | 11 | ~1929 |
| John Flynn | Son | — | 26 | ~1914 |
| Edward Flynn | Son | — | 18 | ~1922 |
| Mary Flynn | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Worcester, Massachusetts
Son, age 3
Worcester, Massachusetts · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flynn |
| Given Name | Thomas P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Worcester, Massachusetts
Son, age 13
Worcester, Massachusetts · implied b. ~1917 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Flynn |
| Given Name | Thomas J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Son, age 24
Worcester-County, Massachusetts · implied b. ~1916 — 9 household members
| Surname | Flynn |
| Given Name | Thomas P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester |
| 1935 Residence (County) | Worcester |
| Occupation | Sander |
| Industry | Crank Shaft Mfg |
| Class of Worker | PW |
| Hours Worked | 44 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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 Flynn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Flynn (~0.92 confidence) and father Charles Flynn (~0.92 confidence) and mother Margaret Flynn (~0.92 confidence) and mother Margaret Flynn (~0.92 confidence) and father John Flynn (~0.92 confidence) and mother Mary Flynn (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Flynn
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Charles Flynn
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Margaret Flynn
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Margaret Flynn
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
John Flynn
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Mary Flynn
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Flynn
Son · 1940 · age 24 · b. ~1916 · Massachusetts
★ You are viewing this record
Sibling
John Flynn
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Flynn
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Flynn
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Flynn
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cornelius Flynn
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Flynn
Sibling · 1940 · age 19
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
1940 US Federal Census — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01713-00513)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Giada G. Peterson | 45 | Daughter | Clerk | Massachusetts |
| 42 | Ida L. Peterson | 39 | Daughter | Loom Op. | Massachusetts |
| 43 | Oscar G. Peterson | 34 | Son | Office Clerk | Massachusetts |
| 44 | Mildred E. Peterson | 32 | Daughter | Monotype Op. | Massachusetts |
| 45 | Louis L. Langevin | 56 | Head | Janitor | Massachusetts |
| 46 | Charles E. Langevin | 29 | Son | Mech. Dentist | Massachusetts |
| 47 | Lee B. Keyes | 48 | Head | Paperhanger | New Hampshire |
| 48 | Mary J. Keyes | 58 | Wife | — | Massachusetts |
| 49 | Barbara M. Keyes | 20 | Daughter | Loom Stitcher | Massachusetts |
| 50 | Dorothy P. Keyes | 15 | Daughter | Domestic | Massachusetts |
| 51 | Everett H. Keyes | 17 | Son | — | Massachusetts |
| 52 | Helen L. Keyes | 15 | Daughter | — | Massachusetts |
| 53 | Victor V. Suprenor | 62 | Head | Fireman | Massachusetts |
| 54 | Emily Suprenor | 59 | Wife | — | Massachusetts |
| 55 | Pearl E. Suprenor | 20 | Daughter | — | Massachusetts |
| 56 | Melvin V. Suprenor | 29 | Son | Loom Hand | Massachusetts |
| 57 | Eleanor M. Suprenor | 28 | Daughter-in-law | — | Massachusetts |
| 58 | Eleanor L. Suprenor | 9 | Granddaughter | — | Massachusetts |
| 59 | John Carey | 58 | Head | Machinist | New Hampshire |
| 60 | Marie Carey | 55 | Wife | — | Canada-French |
| 61 | Isabella Glade | 65 | Lodger | — | Maine |
| 62 | Henry Gautreau | 54 | Head | Fireman | Canada-French |
| 63 | Ida C. Gautreau | 49 | Wife | — | Canada-French |
| 64 | Evelyn V. Gautreau | 13 | Daughter | — | Massachusetts |
| 65 | Joseph Lodovico | 29 | Lodger | Porter | Massachusetts |
| 66 | Evangeline Lodovico | 28 | Lodger | — | Canada-French |
| 67 | Elaine B. Lodovico | 5 | Lodger | — | Massachusetts |
| 68 | Mabel C. Royal | 67 | Head | — | Rhode Island |
| 69 | Dorothy T. Royal | 35 | Daughter | Stenog. | Vermont |
| 70 | Ruth E. Royal | 31 | Daughter | — | Massachusetts |
| 71 | John M. Flynn | 47 | Head | Janitor | Ireland-Free State |
| 72 | Mary J. Flynn | 47 | Wife | — | Ireland-Free State |
| 73 | John J. Flynn | 26 | Son | Pasteurizer | Rhode Island |
| 74 | Thomas P. Flynn THIS PERSON | 24 | Son | Sander | Massachusetts |
| 75 | Margaret Flynn | 19 | Daughter | — | Massachusetts |
| 76 | Edward F. Flynn | 18 | Son | — | Massachusetts |
| 77 | Elizabeth Flynn | 16 | Daughter | — | Massachusetts |
| 78 | James Flynn | 15 | Son | — | Massachusetts |
| 79 | Cornelius Flynn | 11 | Son | — | Massachusetts |
| 80 | Mary Dardenian | 56 | Head | — | Massachusetts |
Pedigree Summary
Thomas + 6 siblings
Gen 1 · 6 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)