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Catherine King — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Catherine King across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 10-person household.
Age 20
b. ~1920
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | King |
| Given Name | Catherine B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Waitress |
| Industry | Dept Store Restaurant |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 312 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Waitress |
| Township / Ward | Boston |
| Est. Birth Year | ~1920 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Thomas King | Son | — | 7 | ~1933 |
| Timothy King | Son | — | 10 | ~1930 |
| Nora King | Spouse | — | 46 | ~1894 |
| Catherine King | Daughter | — | 20 | ~1920 |
| Patrick King | Son | — | 12 | ~1928 |
| John King | Son | — | 15 | ~1925 |
| Rosemary King | Daughter | — | 21 | ~1919 |
| Rita King | Daughter | — | 14 | ~1926 |
| Joseph King | Son | — | 17 | ~1923 |
| John King | Head | — | 48 | ~1892 |
Census Appearances
1930
Suffolk, Massachusetts
Daughter, age 10
Suffolk, Massachusetts · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Age at First Marriage | No |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 20
Suffolk-County, Massachusetts · implied b. ~1920 — 10 household members
| Surname | King |
| Given Name | Catherine B. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Occupation | Waitress |
| Industry | Dept Store Restaurant |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 312 |
| Highest Grade | H-4 |
| 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 King across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Catherine King
Daughter · 1940 · age 20 · b. ~1920 · Massachusetts
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Sibling
Timothy King
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick King
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosemary King
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph King
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John King
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas King
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita King
Sibling · 1940 · age 14
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-t0627-01665-00223)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John King | 48 | Head | Laborer | Eire |
| 2 | Nora King | 46 | Wife | Office Cleaner | Eire |
| 3 | Rosemary King | 21 | Daughter | File Clerk | Massachusetts |
| 4 | Catherine B. King THIS PERSON | 20 | Daughter | Waitress | Massachusetts |
| 5 | Joseph King | 17 | Son | Dynamiter | Massachusetts |
| 6 | John King | 15 | Son | Drug Clerk | Massachusetts |
| 7 | Rita King | 14 | Daughter | — | Massachusetts |
| 8 | Patrick King | 12 | Son | — | Massachusetts |
| 9 | Timothy King | 10 | Son | — | Massachusetts |
| 10 | Thomas King | 7 | Son | — | Massachusetts |
| 11 | Timothy Sheehan | 44 | Head | Patrolman | Massachusetts |
| 12 | Elizabeth Sheehan | 41 | Wife | — | Massachusetts |
| 13 | Estelle Sheehan | 13 | Daughter | — | Massachusetts |
| 14 | Virginia Sheehan | 11 | Daughter | — | Massachusetts |
| 15 | Lawrence Sheehan | 8 | Son | — | Massachusetts |
| 16 | Francis Sheehan | 7 | Son | — | Massachusetts |
| 17 | Richard Sheehan | 1 | Son | — | Massachusetts |
| 18 | Thomas Barron | 48 | Head | Iron Worker | Newfoundland |
| 19 | Annie Barron | 46 | Wife | — | Eire |
| 20 | Eileen Barron | 14 | Daughter | — | Massachusetts |
| 21 | Joseph Barron | 12 | Son | — | Massachusetts |
| 22 | Mary Barron | 10 | Daughter | — | Massachusetts |
| 23 | Thomas Barron | 5 | Son | — | Massachusetts |
| 24 | Jeremire Donovan | 66 | Head | Porter | Eire |
| 25 | Mary Donovan | 55 | Wife | — | Eire |
| 26 | Dennis Donovan | 30 | Son | Stock Clerk | Massachusetts |
| 27 | Margaret Donovan | 26 | Daughter | Inspector | Massachusetts |
| 28 | James Donovan | 20 | Son | Grader | Massachusetts |
| 29 | Lillian Donovan | 17 | Daughter | — | Massachusetts |
| 30 | Edward Troy | 57 | Head | — | Eire |
| 31 | Annie Troy | 52 | Wife | — | Eire |
| 32 | Mary Troy | 32 | Daughter | Candy Maker | Massachusetts |
| 33 | William Troy | 29 | Son | Shipper | Massachusetts |
| 34 | Helen Troy | 22 | Daughter | Machine Operator | Massachusetts |
| 35 | Edward Jr. Troy | 21 | Son | Laborer | Massachusetts |
| 36 | Thomas Troy | 19 | Son | Laborer | Massachusetts |
| 37 | Anna Troy | 17 | Daughter | — | Massachusetts |
| 38 | James Troy | 15 | Son | — | Massachusetts |
| 39 | Leo J Collins | 51 | Head | Master Fisherman | Newfoundland |
| 40 | Annie Collins | 50 | Wife | — | Newfoundland |
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)