WG
William Gill — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hartford-County, Connecticut
Our Model Tree links this William Gill across the 1930 and 1940 US Censuses in Hartford-County, Connecticut (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 5-person household.
Age 60
b. ~1880
Male
Head
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hartford-County, Connecticut |
| Surname | Gill |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Hartford |
| 1935 Residence (County) | Hartford |
| Naturalization Status | First papers filed |
| Additional Details | |
| Occupation | Motorman |
| Industry | Street Railway |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 456 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
| Occupation | Motorman |
| Township / Ward | Hartford |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Arthur Gill | Son | — | 30 | ~1910 |
| Mary Gill | Spouse | — | 60 | ~1880 |
| Mary Gill | Daughter | — | 39 | ~1901 |
| William Gill | Head | — | 60 | ~1880 |
| Walter Gill | Son | — | 28 | ~1912 |
Census Appearances
1930
Hartford, Connecticut
Head, age 50
Hartford, Connecticut · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gill |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1898 |
| Age at First Marriage | 24 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Occupation | Motorman |
| Industry | Trolly Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Birthplace (normalized) | irish free state |
1940
Hartford-County, Connecticut
Head, age 60
Hartford-County, Connecticut · implied b. ~1880 — 5 household members
| Surname | Gill |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Hartford |
| 1935 Residence (County) | Hartford |
| Naturalization Status | First papers filed |
| Occupation | Motorman |
| Industry | Street Railway |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 456 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
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 William Gill across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Gill
Head · 1940 · age 60 · b. ~1880 · Connecticut
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hartford-County, Connecticut
Open full size
1940 US Federal Census — Hartford-County, Connecticut
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00536-00672)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Salvatore Urgo | 16 | Son | 0 | Connecticut |
| 42 | Joseph Urgo | 12 | Son | — | Connecticut |
| 43 | John Deballio | 42 | Lodger | Grocery Store | Italy |
| 44 | William Hoffert | 38 | Head | Fireman | Connecticut |
| 45 | Julia Hoffert | 38 | Wife | — | Connecticut |
| 46 | William Jr Hoffert | 3 | Son | — | Connecticut |
| 47 | Anne Hoffert | 0 | Daughter | — | Connecticut |
| 48 | Clarence Hoffener | 37 | Head | Office Clerk | Connecticut |
| 49 | Mary Hoffener | 37 | Wife | — | Connecticut |
| 50 | Claire Hoffener | 12 | Daughter | — | Connecticut |
| 51 | Mary Hoffener | 15 | Daughter | — | Connecticut |
| 52 | Frank Luzzi | 39 | Head | Buyer | Connecticut |
| 53 | Theresa Luzzi | 39 | Wife | — | Connecticut |
| 54 | Frances Luzzi | 16 | Daughter | — | Connecticut |
| 55 | Rita Luzzi | 12 | Daughter | — | Connecticut |
| 56 | Joseph Luzzi | 5 | Son | — | Connecticut |
| 57 | Robert Morrow | 49 | Head | District Manager | Connecticut |
| 58 | Alice Morrow | 48 | Wife | — | Connecticut |
| 59 | Georginna Morrow | 20 | Daughter | — | Connecticut |
| 60 | Zita Griffith | 38 | Lodger | Office Clerk | Connecticut |
| 61 | Santo Stella | 55 | Head | Barber | Italy |
| 62 | Pauline Stella | 47 | Wife | — | Italy |
| 63 | Mary Stella | 22 | Daughter | Dressmaker | Connecticut |
| 64 | Michael Stella | 24 | Son | Truck Driver | Connecticut |
| 65 | Glenna Stella | 22 | Wife | Sales Girl | Connecticut |
| 66 | William J. Gill THIS PERSON | 60 | Head | Motorman | Irish Free State |
| 67 | Mary M. Gill | 60 | Wife | — | Irish Free State |
| 68 | Arthur J. Gill | 30 | Son | Bench Hand | Connecticut |
| 69 | Mary C. Gill | 39 | Daughter | Office Clerk | Connecticut |
| 70 | Walter Gill | 28 | Son | Office Clerk | Connecticut |
| 71 | Lawrence Janiec | 66 | Head | — | Poland |
| 72 | Frances Janiec | 61 | Wife | — | Poland |
| 73 | Josephine Janiec | 36 | Daughter | Payroll Clerk | Connecticut |
| 74 | Mary Janiec | 34 | Daughter | Assorter | Connecticut |
| 75 | Sophie Janiec | 31 | Daughter | Bookkeeper | Connecticut |
| 76 | Stanley Janiec | 30 | Son | Machine Operator | Connecticut |
| 77 | Extra Line Cancelled | None | — | — | — |
| 78 | Thomas Gagan | 49 | Head | Police Officer | Connecticut |
| 79 | Isabelle Gagan | 45 | Wife | — | Connecticut |
| 80 | Ruth Gagan | 19 | Daughter | Office Clerk | Connecticut |
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)