HK
Helen Kennedy — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Helen Kennedy across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Ellen — first a daughter (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Kennedy |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winthrop |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 349 |
| Highest Grade | C-2 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Teacher |
| Township / Ward | Winthrop |
| Est. Birth Year | ~1908 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Ellen Kennedy | Daughter | — | 15 | ~1925 |
| John Kennedy | Head | — | 64 | ~1876 |
| Mary Kennedy | Daughter | — | 31 | ~1909 |
| Helen Kennedy | Daughter | — | 32 | ~1908 |
| John Kennedy | Son | — | 34 | ~1906 |
Census Appearances
1920
Suffolk, Massachusetts
Daughter, age 12
Suffolk, Massachusetts · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Helen J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 22
Suffolk, Massachusetts · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Helen J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Ireland-Free State |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 32
Suffolk-County, Massachusetts · implied b. ~1908 — 5 household members
| Surname | Kennedy |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Winthrop |
| 1935 Residence (County) | Suffolk |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | PW |
| Hours Worked | 28 |
| Income (1939) | 349 |
| Highest Grade | C-2 |
| 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 Helen Kennedy across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Kennedy (~0.92 confidence) and mother Ellen Kennedy (~0.92 confidence) and father John Kennedy (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Kennedy
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Ellen Kennedy
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
John Kennedy
b. ~1876
Source father
● Household
· direct · ~0.92
This person
Anchor record
Helen Kennedy
Daughter · 1940 · age 32 · b. ~1908 · Massachusetts
★ You are viewing this record
Sibling
Ellen Kennedy
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kennedy
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kennedy
Sibling · 1940 · age 34
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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01644-00472)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy F Brown | 22 | Daughter | Clerk | Massachusetts |
| 2 | Brenda F Brown | 21 | Daughter | Clerk | Massachusetts |
| 3 | Ryan | 77 | Lodger | Conductor | Massachusetts |
| 4 | Joseph Dickerson | 51 | Head | Proprietor | Canada-Eng |
| 5 | Catherine Dickerson | 52 | Wife | — | Canada-Eng |
| 6 | Ralph Dickerson | 22 | Nephew | Porter | Canada-Eng |
| 7 | Mildred Benson | 34 | Lodger | Clerk | Massachusetts |
| 8 | Leon Woods | 25 | Head | Printer | Massachusetts |
| 9 | Lennie A Woods | 25 | Wife | — | Massachusetts |
| 10 | Lorna N Woods | 1 | Daughter | — | Massachusetts |
| 11 | Winslow Rich | 42 | Head | Artist | Massachusetts |
| 12 | Enna A Rich | 39 | Wife | — | Germany |
| 13 | Thantie Danielson | 71 | Head | — | Massachusetts |
| 14 | Julius O Broberg | 65 | Head | Mariner | Sweden |
| 15 | Hilda R Broberg | 51 | Wife | — | Sweden |
| 16 | Henry F O'Connell | 48 | Head | Electrician | Massachusetts |
| 17 | Anna F O'Connell | 50 | Wife | — | Massachusetts |
| 18 | Robert C O'Connell | 20 | Son | — | Massachusetts |
| 19 | Henry F Jr O'Connell | 10 | Son | — | Massachusetts |
| 20 | Myrtie D Jenson | 81 | Head | — | Massachusetts |
| 21 | Charles H Callum | 41 | Head | Laborer | Massachusetts |
| 22 | Catherine Callum | 41 | Wife | — | Canada-Eng |
| 23 | Rita Callum | 12 | Daughter | — | Massachusetts |
| 24 | Dorothy Callum | 11 | Daughter | — | Massachusetts |
| 25 | Irene Callum | 10 | Daughter | — | Massachusetts |
| 26 | Marion Callum | 8 | Daughter | — | Massachusetts |
| 27 | Florence Callum | 6 | Daughter | — | Massachusetts |
| 28 | John J Mulheron | 28 | Head | Laborer | Massachusetts |
| 29 | Elizabeth Mulheron | 29 | Wife | — | Massachusetts |
| 30 | John Robert Mulheron | 1 | Son | — | Massachusetts |
| 31 | Albert Abbott | 41 | Head | Clerk | Massachusetts |
| 32 | Geraldine Abbott | 38 | Wife | — | Maine |
| 33 | Donald D Mcdaw | 29 | Head | Clerk | Massachusetts |
| 34 | Dorothy Mcdaw | 25 | Wife | — | Massachusetts |
| 35 | Almena Francis | 43 | Head | — | Massachusetts |
| 36 | John Kennedy | 64 | Head | Superintendent | Massachusetts |
| 37 | Helen Kennedy THIS PERSON | 32 | Daughter | Teacher | Massachusetts |
| 38 | John Kennedy | 34 | Son | Clerk | Massachusetts |
| 39 | Mary Kennedy | 31 | Daughter | — | Massachusetts |
| 40 | Ellen Marie Kennedy | 15 | Daughter | — | Massachusetts |
Pedigree Summary
Helen + 3 siblings
Gen 1 · 3 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)