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Thomas Donahue — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Thomas Donahue across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 6-person household.
Age 60
b. ~1880
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Donahue |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Class of Worker | 122 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Somerville City |
| Est. Birth Year | ~1880 |
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 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Daniel Donahue | Son | — | 17 | ~1923 |
| Thomas Donahue | Head | — | 60 | ~1880 |
| Thomas Donahue | Son | — | 20 | ~1920 |
| Mary Donahue | Daughter | — | 15 | ~1925 |
| Mary Donahue | Spouse | — | 60 | ~1880 |
| Francis Donahue | Son | — | 24 | ~1916 |
Census Appearances
1920
Middlesex, Massachusetts
Head, age 38
Middlesex, Massachusetts · implied b. ~1882 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donahue |
| Given Name | Thomas F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Plasterer |
| Industry | Contractor |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 49
Middlesex, Massachusetts · implied b. ~1881 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donahue |
| Given Name | Thomas J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 28 |
| Father's Birthplace | New York State |
| Mother's Birthplace | New York State |
| Occupation | Laborer |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30.00 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 60
Middlesex-County, Massachusetts · implied b. ~1880 — 6 household members
| Surname | Donahue |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville City |
| 1935 Residence (County) | Middlesex |
| Class of Worker | 122 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same House |
| 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 Donahue across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Thomas Donahue
Head · 1940 · age 60 · b. ~1880 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01704-00068)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Linehan | 20 | Son | New Worker | Massachusetts |
| 2 | James Stone | 10 | Boarder | — | Massachusetts |
| 3 | Elizabeth O'Rourke | 60 | Head | — | Ireland |
| 4 | Robert O'Rourke | 30 | Son | Switchman | Massachusetts |
| 5 | Rita O'Rourke | 21 | Daughter | Waitress | Massachusetts |
| 6 | Robert Sweeney | 38 | Son-in-law | Elevator Operator | Massachusetts |
| 7 | Esther Sweeney | 24 | Daughter | — | Massachusetts |
| 8 | Robert Jr. Sweeney | 6 | Grandson | — | Massachusetts |
| 9 | Thomas Donahue THIS PERSON | 60 | Head | — | Massachusetts |
| 10 | Mary Donahue | 60 | Wife | — | State (Eire) |
| 11 | Francis Donahue | 24 | Son | Typist | Massachusetts |
| 12 | Thomas Donahue | 20 | Son | New Worker | Massachusetts |
| 13 | Daniel Donahue | 17 | Son | New Worker | Massachusetts |
| 14 | Mary Donahue | 15 | Daughter | — | Massachusetts |
| 15 | John Illing | 34 | Head | Salesman | Massachusetts |
| 16 | Ellen Illing | 34 | Wife | — | Massachusetts |
| 17 | John Jr. Illing | 9 | Son | — | Massachusetts |
| 18 | Mary Illing | 5 | Daughter | — | Massachusetts |
| 19 | Nellie Kempton | 42 | Head | Matron | Canada-English |
| 20 | Ruth Kempton | 18 | Daughter | Typist | Massachusetts |
| 21 | Gladys Kempton | 16 | Daughter | — | Massachusetts |
| 22 | Eleanor Kempton | 13 | Daughter | — | Massachusetts |
| 23 | Joseph Bennett | 41 | Head | Laborer | Massachusetts |
| 24 | Catherine Bennett | 36 | Wife | — | Massachusetts |
| 25 | Dorothea Bennett | 17 | Daughter | Salesgirl | Massachusetts |
| 26 | Lorraine Bennett | 15 | Daughter | — | Massachusetts |
| 27 | Francis Bennett | 12 | Son | — | Massachusetts |
| 28 | William Bennett | 10 | Son | — | Massachusetts |
| 29 | Raymond Bennett | 6 | Son | — | Massachusetts |
| 30 | James Bennett | 4 | Son | — | Massachusetts |
| 31 | Joan Bennett | 0 | Daughter | — | Massachusetts |
| 32 | Mario Giamardini | 41 | Head | Truck Driver | Italy |
| 33 | Venicia Giamardini | 37 | Wife | — | Italy |
| 34 | Joseph Giamardini | 17 | Son | — | Massachusetts |
| 35 | Attillio Giamardini | 16 | Son | — | Massachusetts |
| 36 | Mary Ann Giamardini | 14 | Daughter | — | Massachusetts |
| 37 | Julius Gramolini | 44 | Head | Cook | Italy |
| 38 | Clementina Gramolini | 42 | Wife | — | Italy |
| 39 | Americo Gramolini | 17 | Son | — | Massachusetts |
| 40 | Dante Gramolini | 16 | Son | — | Massachusetts |
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)