JH
John Hubbard — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this John Hubbard across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Frank & Frank — first a son (b.~1917), then head of a 9-person household.
Age 23
b. ~1917
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Hubbard |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lynn City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Tapper |
| Industry | Electrical Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1025 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Tapper |
| Township / Ward | Lynn City |
| Est. Birth Year | ~1917 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Barbara Hubbard | Daughter | — | 29 | ~1911 |
| John Hubbard | Head | — | — | |
| Phyllis Hubbard | Daughter | — | 27 | ~1913 |
| George Webb | Other | — | 85 | ~1855 |
| Claire Hubbard | Daughter | — | 21 | ~1919 |
| Jane Hubbard | Other | — | 82 | ~1858 |
| Harriett Hubbard | Spouse | — | 54 | ~1886 |
| John Hubbard | Son | — | 23 | ~1917 |
| Bertha Jones | Other | — | 59 | ~1881 |
Census Appearances
1920
Essex, Massachusetts
Son, age 1
Essex, Massachusetts · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hubbard |
| Given Name | John A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Son, age 11
Essex, Massachusetts · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hubbard |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Son, age 23
Essex-County, Massachusetts · implied b. ~1917 — 9 household members
| Surname | Hubbard |
| Given Name | John E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lynn City |
| 1935 Residence (County) | Essex |
| Occupation | Tapper |
| Industry | Electrical Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1025 |
| Highest Grade | H 4 |
| 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 John Hubbard across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Hubbard (~0.92 confidence) and father Frank Hubbard (~0.92 confidence) and father John Hubbard (~0.80 confidence) and mother Harriett Hubbard (~0.92 confidence) and mother Mabel Hubbard (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.9
Father
Frank Hubbard
b. ~1863
Source father
● Household
· direct · ~0.92
Father
Frank Hubbard
b. ~1869
Source father
● Household
· direct · ~0.92
Father
John Hubbard
b. ~None
Source father
● Household
· direct · ~0.8
Mother
Harriett Hubbard
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Mabel Hubbard
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Hubbard
Son · 1940 · age 23 · b. ~1917 · Massachusetts
★ You are viewing this record
Sibling
Phyllis Hubbard
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Hubbard
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claire Hubbard
Sibling · 1940 · age 21
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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01695-00273)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eva M Day | 17 | Daughter | — | Massachusetts |
| 42 | Iva E Day | 16 | Daughter | — | Massachusetts |
| 43 | Ray M Day | 5 | Son | — | Massachusetts |
| 44 | Daniel J Sullivan | 26 | Head | Manager | Massachusetts |
| 45 | Celia C Sullivan | 25 | Wife | Clerk | Massachusetts |
| 46 | Frederick A Hoffmann | 24 | Head | Machinist | Massachusetts |
| 47 | Clara F Hoffmann | 20 | Wife | — | Massachusetts |
| 48 | Barbara L Hoffmann | 9 | Daughter | — | Massachusetts |
| 49 | John W O'Brien | 61 | Head | Laborer | England |
| 50 | Emma O'Brien | 56 | Wife | — | Massachusetts |
| 51 | Fred W Townsend | 78 | Head | Janitor | Massachusetts |
| 52 | Martha A Townsend | 73 | Wife | — | Massachusetts |
| 53 | Fred G Morrison | 46 | Head | Asst Accountant | Massachusetts |
| 54 | Inez E Morrison | 45 | Wife | Bottler | Massachusetts |
| 55 | Beatrice T Morrison | 21 | Daughter | Control Girl (Tester) | Massachusetts |
| 56 | John T Hubbard | None | Head | Locksmith | England |
| 57 | Harriett O Hubbard | 54 | Wife | — | Massachusetts |
| 58 | Barbara N Hubbard | 29 | Daughter | Secretary | Massachusetts |
| 59 | Phyllis L Hubbard | 27 | Daughter | Secretary | Massachusetts |
| 60 | John E Hubbard THIS PERSON | 23 | Son | Tapper | Massachusetts |
| 61 | Claire W Hubbard | 21 | Daughter | Salesclerk | Massachusetts |
| 62 | Jane Hubbard | 82 | Mother | — | England |
| 63 | George H Webb | 85 | Father | — | Canada-English |
| 64 | Bertha A Jones | 59 | Nurse | Practical Nurse | Maine |
| 65 | Albert Wyer | 58 | Head | Florist | Massachusetts |
| 66 | Mary C Wyer | 52 | Wife | — | Massachusetts |
| 67 | Harold W Mcrae | 45 | Head | Carpenter | Canada-English |
| 68 | Ruth P Mcrae | 42 | Wife | Graduate Registered Nurse | Massachusetts |
| 69 | John Murphy | 58 | Head | Janitor | Eire |
| 70 | Mary A Murphy | 53 | Wife | — | Eire |
| 71 | Constance B Murphy | 17 | Daughter | — | New York |
| 72 | Charles A Flood | 58 | Head | Dentist | Massachusetts |
| 73 | Alice G Flood | 51 | Wife | — | Massachusetts |
| 74 | Arthur G Flood | 16 | Son | — | Massachusetts |
| 75 | Joseph C Flood | 15 | Son | — | Massachusetts |
| 76 | Joseph A Dugan | 47 | Head | Salesman | Massachusetts |
| 77 | Ann P Dugan | 49 | Wife | — | Massachusetts |
| 78 | Antoinette L Dugan | 17 | Daughter | — | Massachusetts |
| 79 | Paul J Dugan | 15 | Son | — | Massachusetts |
| 80 | Lawrence A Dugan | 12 | Son | — | Massachusetts |
Pedigree Summary
John + 3 siblings
Gen 1 · 5 parents
~0.9
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)