CT
Catherine Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Catherine Thompson across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 9-person household.
Age 25
b. ~1915
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Thompson |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Clerk |
| Hours Worked | 8 |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Boston City |
| Est. Birth Year | ~1915 |
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 Catherine | Age | Birth yr |
|---|---|---|---|---|
| Alice Thompson | Daughter | — | 18 | ~1922 |
| Monica Thompson | Daughter | — | 20 | ~1920 |
| Julia Thompson | Spouse | — | 54 | ~1886 |
| Robert Thompson | Son | — | 23 | ~1917 |
| William Thompson | Head | — | 54 | ~1886 |
| Catherine Thompson | Daughter | — | 25 | ~1915 |
| Joseph Thompson | Son | — | 26 | ~1914 |
| Gertrude Thompson | Daughter | — | 12 | ~1928 |
| Fred Thompson | Son | — | 17 | ~1923 |
Census Appearances
1930
Suffolk, Massachusetts
Other, age 15
Suffolk, Massachusetts · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Christine |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| 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
Suffolk-County, Massachusetts
Daughter, age 25
Suffolk-County, Massachusetts · implied b. ~1915 — 9 household members
| Surname | Thompson |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Clerk |
| Hours Worked | 8 |
| Income (1939) | 0 |
| 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 Thompson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Catherine Thompson
Daughter · 1940 · age 25 · b. ~1915 · Massachusetts
★ You are viewing this record
Sibling
Joseph Thompson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Thompson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Thompson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Monica Thompson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Thompson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Thompson
Sibling · 1940 · age 18
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-t0627-01659-00247)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Dorothy Hennessey | 34 | Head | Steamfitter | Massachusetts |
| 2 | Elizabeth Hennessey | 66 | Wife | — | Nova Scotia |
| 3 | John Hennessey | 15 | Son | — | Massachusetts |
| 4 | Dorothy Hennessey | 15 | Daughter | — | Massachusetts |
| 5 | Rita M. Hennessey | 15 | Daughter | — | Massachusetts |
| 6 | Robert F. Hennessey | 2 | Son | — | Massachusetts |
| 7 | William A. Thompson | 54 | Head | — | Massachusetts |
| 8 | Julia G. Thompson | 54 | Wife | — | Massachusetts |
| 9 | Joseph F. Thompson | 26 | Son | Clerk | Massachusetts |
| 10 | Catherine Thompson THIS PERSON | 25 | Daughter | Clerk | Massachusetts |
| 11 | Robert Thompson | 23 | Son | Rec. Clerk | Massachusetts |
| 12 | Monica Thompson | 20 | Daughter | — | Massachusetts |
| 13 | Alice Thompson | 18 | Daughter | N. Y. A. | Massachusetts |
| 14 | Fred Thompson | 17 | Son | — | Massachusetts |
| 15 | Gertrude Thompson | 12 | Daughter | — | Massachusetts |
| 16 | Elizabeth Dinovo | 27 | Head | House Work | New Hampshire |
| 17 | Isabel R. Mcmanus | 47 | Mother | — | St. John NB |
| 18 | James E. Dinovo | 44 | Step father | — | Massachusetts |
| 19 | Rose M. Dinovo | 9 | Daughter | — | Albany NY |
| 20 | Diatolo Dinovo | 6 | Son | — | Albany NY |
| 21 | Frank Thompson | 28 | Lodger | Pedlar | Brooklyn NY |
| 22 | Catherine Moran | 69 | Head | — | No. Ireland |
| 23 | John Moran | 29 | Son | Laborer | Massachusetts |
| 24 | John Ring | 36 | Head | Laborer | Massachusetts |
| 25 | Celia Ring | 35 | Wife | — | Massachusetts |
| 26 | Julia Ring | 6 | Daughter | — | Massachusetts |
| 27 | Donald Ring | 5 | Son | — | Massachusetts |
| 28 | Teresa Ring | 4 | Daughter | — | Massachusetts |
| 29 | John Ring | 1 | Son | — | Massachusetts |
| 30 | Ernest Scofield | 42 | Head | — | Massachusetts |
| 31 | Jessie Scofield | 41 | Wife | — | Massachusetts |
| 32 | Thomas Scofield | 21 | Son | C. C. C. | Massachusetts |
| 33 | Alice Scofield | 15 | Daughter | — | Massachusetts |
| 34 | John Scofield | 12 | Son | — | Massachusetts |
| 35 | Alfred Popitino | 65 | Head | — | Massachusetts |
| 36 | Mary Popitino | 62 | Wife | — | Canada |
| 37 | Alfred Popitino | 30 | Son | Taxi Driver | Massachusetts |
| 38 | Mary Popitino | 25 | Daughter | — | Massachusetts |
| 39 | John Popitino | 18 | Son | New Worker | Massachusetts |
| 40 | Agnes Popitino | 14 | Daughter | — | Massachusetts |
Related Census Records
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)