TH
Thomas Hill — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Thomas Hill across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Samuel & Alice — first a head (b.~1890), then head of a 3-person household.
Age 50
b. ~1890
Male
Head
Born: Rhode Island
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Hill |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | North Billerica |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Loomfixer |
| Industry | Woolen mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1820 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Loomfixer |
| Township / Ward | North Billerica |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Thomas | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Hill | Daughter | — | 11 | ~1929 |
| Thomas Hill | Head | — | 50 | ~1890 |
| Hilda Hill | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 30
Middlesex, Massachusetts · implied b. ~1890 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Thomas J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Weaver |
| Industry | Woolen mill |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Middlesex, Massachusetts
Head, age 40
Middlesex, Massachusetts · implied b. ~1890 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hill |
| Given Name | Thomas J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| Age at First Marriage | 30 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Attendant |
| Industry | Woolen Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 65.00 |
| Radio Set | R |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Middlesex-County, Massachusetts
Head, age 50
Middlesex-County, Massachusetts · implied b. ~1890 — 3 household members
| Surname | Hill |
| Given Name | Thomas |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Rhode Island |
| 1935 Residence (City) | North Billerica |
| 1935 Residence (County) | Middlesex |
| Occupation | Loomfixer |
| Industry | Woolen mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1820 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Hill across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Samuel Hill (~0.92 confidence) and mother Alice Hill (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Hill
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Alice Hill
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Thomas Hill
Head · 1940 · age 50 · 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
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-t0627-01603-00363)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Arthur Raymond | 52 | Head | Laborer | New Hampshire |
| 42 | Alice Raymond | 57 | Wife | — | England |
| 43 | Harry Raymond | 23 | Head | Truck Driver | New Hampshire |
| 44 | Gladys Raymond | 20 | Wife | — | Massachusetts |
| 45 | John Blanchard | 26 | Head | Clerk | Massachusetts |
| 46 | Phyllis Blanchard | 23 | Wife | — | Scotland |
| 47 | John Blanchard | 2 | Son | — | Massachusetts |
| 48 | James Gray | 59 | Father-in-law | Second Hand | Scotland |
| 49 | John J. Coutu | 75 | Head | — | Irish Free State |
| 50 | Mary A. Crotty | 79 | Sister | — | Irish Free State |
| 51 | John Crotty | 36 | Head | Laborer | Massachusetts |
| 52 | Helen M. Crotty | 33 | Wife | — | Massachusetts |
| 53 | Janet Crotty | 8 | Daughter | — | Massachusetts |
| 54 | John Crotty | 7 | Son | — | Massachusetts |
| 55 | Mary Crotty | 5 | Daughter | — | Massachusetts |
| 56 | Herbert Robertson | 42 | Head | Manager | New Hampshire |
| 57 | Eva Robertson | 46 | Wife | — | Massachusetts |
| 58 | Richard Robertson | 21 | Son | — | New Hampshire |
| 59 | Roger Robertson | 20 | Son | — | New Hampshire |
| 60 | Louis Baker | 39 | Head | Machinist | Massachusetts |
| 61 | Mabel Baker | 39 | Wife | — | Massachusetts |
| 62 | Philip Baker | 15 | Son | — | Massachusetts |
| 63 | Roy Shipper | 39 | Head | Welder | Vermont |
| 64 | Bessie Shipper | 45 | Wife | — | Vermont |
| 65 | Norma E. Shipper | 16 | Daughter | — | Vermont |
| 66 | Wallace Shipper | 70 | Father | — | Vermont |
| 67 | Alice Shipper | 63 | Mother | — | Canada-English |
| 68 | Thomas Hill THIS PERSON | 50 | Head | Loomfixer | Rhode Island |
| 69 | Hilda Hill | 41 | Wife | Drawer-In | Massachusetts |
| 70 | Evelyn Hill | 11 | Daughter | — | Massachusetts |
| 71 | Isadore J. Brown | 55 | Head | Salesman | Massachusetts |
| 72 | Anna Brown | 52 | Wife | — | Germany |
| 73 | Doris Brown | 23 | Daughter | Trained Nurse | Massachusetts |
| 74 | Warren Brown | 19 | Son | — | Massachusetts |
| 75 | James Goodrich | 56 | Head | Supervisor Of Store Dept | Massachusetts |
| 76 | Annie M. Goodrich | 59 | Wife | — | England |
| 77 | Fuval Johnson | 51 | Head | Milk Weigher | Massachusetts |
| 78 | Isabelle Johnson | 53 | Wife | — | Massachusetts |
| 79 | Agnes Johnson | 26 | Daughter | Saleslady | Massachusetts |
| 80 | Herbert Johnson | 24 | Son | Deliveryman | Massachusetts |
Pedigree Summary
Thomas
Gen 1 · 2 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)