HJ
Harry Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this Harry Jones across the 1910, 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Jennie — first a head (b.~1883), then head of a 6-person household.
Age 57
b. ~1883
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Jones |
| Given Name | Harry A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Occupation | Fireman |
| Industry | City |
| Class of Worker | GW |
| Hours Worked | 84 |
| Income (1939) | 2400 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Fireman |
| Township / Ward | Worcester |
| Est. Birth Year | ~1883 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Jones | Head | — | 57 | ~1883 |
| Mary Gervais | Other | — | 27 | ~1913 |
| James Gervais | Other | — | 29 | ~1911 |
| Joseph Gervais | Other | — | 25 | ~1915 |
| Harry Jones | Son | — | 7 | ~1933 |
| Mary Jones | Spouse | — | 52 | ~1888 |
Census Appearances
1910
Worcester, Massachusetts
Son, age 27
Worcester, Massachusetts · implied b. ~1883 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Harry A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Fireman |
| Industry | Fire Department |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Worcester, Massachusetts
Other, age 37
Worcester, Massachusetts · implied b. ~1883 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Harry A |
| Relationship to Head | son-in-law |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Fireman |
| Industry | Fire Department |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Worcester, Massachusetts
Head, age 46
Worcester, Massachusetts · implied b. ~1884 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Harry A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 30 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Fireman |
| Industry | City of Worc |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Head, age 57
Worcester-County, Massachusetts · implied b. ~1883 — 6 household members
| Surname | Jones |
| Given Name | Harry A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester |
| 1935 Residence (County) | Worcester |
| Occupation | Fireman |
| Industry | City |
| Class of Worker | GW |
| Hours Worked | 84 |
| Income (1939) | 2400 |
| Highest Grade | No 8 |
| 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 Harry Jones across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Jennie Jones (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Jennie Jones
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Jones
Head · 1940 · age 57 · b. ~1883 · 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 — 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-t0627-01716-00163)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Bonin | 53 | Head | Laborer | Massachusetts |
| 42 | William Bonin | 25 | Son | — | Massachusetts |
| 43 | Cyrille Deasy | 44 | Head | Laborer | Connecticut |
| 44 | Elizabeth Deasy | 41 | Wife | — | Massachusetts |
| 45 | Paul Deasy | 11 | Son | — | Massachusetts |
| 46 | Elizabeth Deasy | 9 | Daughter | — | Massachusetts |
| 47 | Kathleen Deasy | 3 | Daughter | — | Massachusetts |
| 48 | Grace Healy | 40 | Sister-in-law | Press Operater | Massachusetts |
| 49 | Mary Dantin | 39 | Sister-in-law | Laborer | Massachusetts |
| 50 | Philias La Plante | 50 | Head | Machinist | Massachusetts |
| 51 | Edith La Plante | 50 | Wife | — | Canada-Fr |
| 52 | Olive La Plante | 23 | Daughter | Secretary | Massachusetts |
| 53 | Norman La Plante | 21 | Son | Packer | Massachusetts |
| 54 | Edmond La Plante | 17 | Son | — | Massachusetts |
| 55 | Roy A. Alida | 39 | Head | Laborer | Massachusetts |
| 56 | Myrtle Alida | 35 | Wife | — | Massachusetts |
| 57 | Shirley Alida | 8 | Daughter | — | Massachusetts |
| 58 | Carol Alida | 1 | Daughter | — | Massachusetts |
| 59 | Catherine Elliott | 62 | Head | — | New York |
| 60 | Marie Duprey | 57 | Boarder | — | Canada-Fr |
| 61 | Harry A. Jones THIS PERSON | 57 | Head | Fireman | Massachusetts |
| 62 | Mary Jones | 52 | Wife | — | Ireland |
| 63 | Harry N. Jones | 7 | Son | — | Massachusetts |
| 64 | James Gervais | 29 | Step-son | Laborer | Massachusetts |
| 65 | Mary Gervais | 27 | Step-daughter | Clerk | Massachusetts |
| 66 | Joseph F. Gervais | 25 | Step-son | — | Massachusetts |
| 67 | Amand Moge | 65 | Head | — | Canada-Fr |
| 68 | Albina Moge | 63 | Wife | — | Massachusetts |
| 69 | Beatrice Moge | 28 | Daughter | Press Hand | Massachusetts |
| 70 | Henry Nether | 52 | Head | Maintenance | Massachusetts |
| 71 | Maude Nether | 50 | Wife | — | Massachusetts |
| 72 | Mary Nether | 21 | Daughter | — | Massachusetts |
| 73 | Francis Nether | 19 | Son | Laborer | Massachusetts |
| 74 | James Horrop | 73 | Head | — | Massachusetts |
| 75 | Emma Horrop | 68 | Wife | — | England |
| 76 | Everett Horrop | 50 | Son | Inspector | Massachusetts |
| 77 | Napoleon Gagnon | 42 | Head | Mechanic | Massachusetts |
| 78 | Orea Gagnon | 45 | Wife | — | Massachusetts |
| 79 | Lorraine Gagnon | 15 | Daughter | — | Massachusetts |
| 80 | Pauline Gagnon | 9 | Daughter | — | Massachusetts |
Pedigree Summary
Harry
Gen 1 · 1 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)