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Catherine Kennedy — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Catherine Kennedy across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Kennedy |
| Given Name | Catherine B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1924 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Mary Kennedy | Daughter | — | 18 | ~1922 |
| Honora Kennedy | Daughter | — | 25 | ~1915 |
| Daniel Kennedy | Head | — | 53 | ~1887 |
| Catherine Kennedy | Daughter | — | 16 | ~1924 |
| Daniel Kennedy | Son | — | 13 | ~1927 |
| John Kennedy | Son | — | 19 | ~1921 |
| James Kennedy | Son | — | 15 | ~1925 |
| Catherine Kennedy | Spouse | — | 51 | ~1889 |
Census Appearances
1930
Suffolk, Massachusetts
Daughter, age 6
Suffolk, Massachusetts · implied b. ~1924 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kennedy |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 16
Suffolk-County, Massachusetts · implied b. ~1924 — 8 household members
| Surname | Kennedy |
| Given Name | Catherine B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | H 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 Catherine Kennedy across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Catherine Kennedy
Daughter · 1940 · age 16 · b. ~1924 · Massachusetts
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Sibling
John Kennedy
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Kennedy
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kennedy
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Kennedy
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Honora Kennedy
Sibling · 1940 · age 25
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-t0627-01665-00110)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary E. Flaherty | 10 | Daughter | — | Massachusetts |
| 42 | John J. Flaherty | 9 | Son | — | Massachusetts |
| 43 | William P. Flaherty | 8 | Son | — | Massachusetts |
| 44 | Thomas M. Flaherty | 5 | Son | — | Massachusetts |
| 45 | Margaret F. Flaherty | 2 | Daughter | — | Massachusetts |
| 46 | Timothy J. Donovan | 37 | Head | Accountant | New York |
| 47 | Agnes Donovan | 23 | Sister | Salesgirl | Massachusetts |
| 48 | Elizabeth Donovan | 58 | Mother | — | Eire |
| 49 | Simon Walsh | 52 | Head | Machinist | Eire |
| 50 | Annie Walsh | 48 | Wife | — | Eire |
| 51 | Coleman J. Walsh | 25 | Son | Laborer | Illinois |
| 52 | Anna E. Walsh | 23 | Daughter | Tester | Illinois |
| 53 | James S. Walsh | 18 | Son | Welder Elec. | Massachusetts |
| 54 | Theresa Walsh | 12 | Daughter | — | Massachusetts |
| 55 | Veronica Walsh | 8 | Daughter | — | Massachusetts |
| 56 | Peter J. Walsh | 32 | Head | Filing Clerk | Massachusetts |
| 57 | Mary M. Walsh | 27 | Wife | — | Illinois |
| 58 | Lorraine A. Walsh | 1 | Daughter | — | Massachusetts |
| 59 | Thomas J. Kennedy | 33 | Head | Accountant | France |
| 60 | Mary Kennedy | 33 | Wife | — | Massachusetts |
| 61 | John J. Kennedy | 7 | Son | — | France |
| 62 | Lois Kennedy | 5 | Daughter | — | Massachusetts |
| 63 | Carol Kennedy | 4 | Daughter | — | Massachusetts |
| 64 | Thomas Kennedy | 2 | Son | — | Massachusetts |
| 65 | Daniel J. Kennedy | 53 | Head | Elevator Operator | Eire |
| 66 | Catherine M. Kennedy | 51 | Wife | — | Eire |
| 67 | Honora L. Kennedy | 25 | Daughter | Raytheion | Massachusetts |
| 68 | John J. Kennedy | 19 | Son | Machinist | Massachusetts |
| 69 | Mary U. Kennedy | 18 | Daughter | New Worker | Massachusetts |
| 70 | Catherine B. Kennedy THIS PERSON | 16 | Daughter | — | Massachusetts |
| 71 | James J. Kennedy | 15 | Son | — | Massachusetts |
| 72 | Daniel Jr. Kennedy | 13 | Son | — | Massachusetts |
| 73 | Joseph D. Mccarthy | 32 | Head | Chauffeur | Massachusetts |
| 74 | Alice M. Mccarthy | 35 | Wife | — | Massachusetts |
| 75 | Marie T. Mccarthy | 7 | Daughter | — | Massachusetts |
| 76 | Joseph Mccarthy | 0 | Son | — | Massachusetts |
| 77 | Felix J. Yankowskis | 31 | Head | Chauffeur | Massachusetts |
| 78 | Caroline J. Yankowskis | 33 | Wife | — | Massachusetts |
| 79 | Jeanne M. Yankowskis | 8 | Daughter | — | Massachusetts |
| 80 | Bernard J. Yankowskis | 6 | Son | — | Massachusetts |
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)