TS
Thomas Shea — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Thomas Shea across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Shea |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1925 |
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 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Arthur Shea | Son | — | 13 | ~1927 |
| Thomas Shea | Son | — | 15 | ~1925 |
| Madeline Shea | Daughter | — | 17 | ~1923 |
| Thomas Shea | Head | — | 46 | ~1894 |
| Claire Shea | Daughter | — | 9 | ~1931 |
| Dorothy Shea | Daughter | — | 20 | ~1920 |
| Anita Shea | Daughter | — | 3 | ~1937 |
| Marie Shea | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 4
Suffolk, Massachusetts · implied b. ~1926 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shea |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 15
Suffolk-County, Massachusetts · implied b. ~1925 — 8 household members
| Surname | Shea |
| Given Name | Thomas |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | H 1 |
| 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 Shea across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Thomas Shea
Son · 1940 · age 15 · b. ~1925 · Massachusetts
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Sibling
Madeline Shea
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Shea
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Shea
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anita Shea
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claire Shea
Sibling · 1940 · age 9
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01667-00797)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Lackey | 60 | Wife | — | Ireland |
| 42 | Jeremiah Jr. Lackey | 22 | Son | Carrier | Massachusetts |
| 43 | John Lackey | 20 | Son | Clerk | Massachusetts |
| 44 | James Gaughan | 49 | Head | Bricklayer | Massachusetts |
| 45 | Anna Gaughan | 47 | Wife | — | Massachusetts |
| 46 | Genevieve Gaughan | 17 | Daughter | — | Massachusetts |
| 47 | John Gaughan | 13 | Son | — | Massachusetts |
| 48 | James Gaughan | 11 | Son | — | Massachusetts |
| 49 | John Breen | 82 | Father-in-law | — | Ireland |
| 50 | Sarah Delaney | 44 | Head | — | Massachusetts |
| 51 | Michael Gutter | 40 | Brother | Laborer | Massachusetts |
| 52 | Margaret Newell | 65 | Boarder | Clerk | Massachusetts |
| 53 | John Condon | 59 | Head | Clerk | Ireland |
| 54 | Helen Condon | 60 | Wife | — | Massachusetts |
| 55 | Katherine Hayes | 28 | Niece | Salesgirl | Massachusetts |
| 56 | Edward Dunn | 38 | Head | Porter | Massachusetts |
| 57 | Katherine Dunn | 36 | Wife | — | Ireland |
| 58 | Mary Dunn | 18 | Daughter | — | Massachusetts |
| 60 | Almerindo Sarno | 55 | Head | Tax Collector | Italy |
| 61 | Theresa Sarno | 48 | Wife | Clerk | Massachusetts |
| 62 | Eleanor Sarno | 28 | Daughter | — | Massachusetts |
| 63 | Evelyn Sarno | 26 | Daughter | Sewer | Massachusetts |
| 64 | Marguerite Sarno | 17 | Daughter | New Worker | Massachusetts |
| 65 | Anna Sarno | 15 | Daughter | — | Massachusetts |
| 66 | Gloria Sarno | 14 | Daughter | — | Massachusetts |
| 67 | Olga Sarno | 12 | Daughter | — | Massachusetts |
| 68 | Alba Sarno | 10 | Daughter | — | Massachusetts |
| 69 | Almerindo Jr. Sarno | 5 | Son | — | Massachusetts |
| 70 | Alfred Staff | 40 | Head | Clerk | Massachusetts |
| 71 | John Staff | 55 | Brother | Draper | Massachusetts |
| 72 | Edward Staff | 49 | Brother | Polisher | Massachusetts |
| 73 | Thomas Shea | 46 | Head | Guard | Massachusetts |
| 74 | Marie Shea | 40 | Wife | — | Massachusetts |
| 75 | Dorothy Shea | 20 | Daughter | Gum Worker | Massachusetts |
| 76 | Madeline Shea | 17 | Daughter | Gum Worker | Massachusetts |
| 77 | Thomas Shea THIS PERSON | 15 | Son | — | Massachusetts |
| 78 | Arthur Shea | 13 | Son | — | Massachusetts |
| 79 | Claire Shea | 9 | Daughter | — | Massachusetts |
| 80 | Anita Shea | 3 | Daughter | — | Massachusetts |
Related Census Records
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)