RC
Robert Collins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Robert Collins across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 11-person household.
Age 14
b. ~1926
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Collins |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1926 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Marion Collins | Daughter | — | 17 | ~1923 |
| Anna Cashman | Daughter | — | 25 | ~1915 |
| Eleanor Collins | Daughter | — | 25 | ~1915 |
| Joseph Collins | Head | — | 49 | ~1891 |
| Mary Cashman | Other | — | 1 | ~1939 |
| John Cashman | Son | — | 5 | ~1935 |
| John Collins | Son | — | 12 | ~1928 |
| Joseph Collins | Son | — | 23 | ~1917 |
| Robert Collins | Son | — | 14 | ~1926 |
| Michael Collins | Son | — | 12 | ~1928 |
| Annie Collins | Spouse | — | 51 | ~1889 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 3
Suffolk, Massachusetts · implied b. ~1927 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 14
Suffolk-County, Massachusetts · implied b. ~1926 — 11 household members
| Surname | Collins |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | No 7 |
| 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 Robert Collins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Collins
Son · 1940 · age 14 · b. ~1926 · Massachusetts
★ You are viewing this record
Sibling
John Cashman
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Collins
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Cashman
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleanor Collins
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Collins
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Collins
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Collins
Sibling · 1940 · age 12
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-t0627-01664-00311)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John Flaherty | 4 | Son | — | Massachusetts |
| 42 | Anna K Flaherty | 3 | Daughter | — | Massachusetts |
| 43 | Paul Flaherty | 1 | Son | — | Massachusetts |
| 44 | Vincent Limbo | 27 | Head | Welder | Massachusetts |
| 45 | Julia O Limbo | 29 | Wife | — | Massachusetts |
| 46 | Betty A Limbo | 2 | Daughter | — | Massachusetts |
| 47 | Robert W Limbo | 0 | Son | — | Massachusetts |
| 48 | Evelyn Mcdonald | 33 | Head | Stenographer | Massachusetts |
| 49 | Mary C Mcdonald | 74 | Mother | — | Canada English |
| 50 | John W Bugden | 65 | Head | Machinist | Canada English |
| 51 | Mary Bugden | 60 | Wife | — | Canada English |
| 52 | John Bugden | 28 | Son | Plumber | Massachusetts |
| 53 | William Bugden | 19 | Son | — | Massachusetts |
| 54 | Paul Zeografas | 35 | Lodger | Cook | Turkey |
| 55 | Henry Corkery | 72 | Lodger | — | Massachusetts |
| 56 | John J Valentino | 31 | Lodger | Welder | Massachusetts |
| 57 | John Rogers | 36 | Lodger | Fisherman | Massachusetts |
| 58 | Fanny J Gothwald | 32 | Lodger | Inspector | Virginia |
| 59 | Ellen O'Connell | 40 | Lodger | Packer | Eire |
| 60 | Michael J Nolan | 78 | Head | — | Massachusetts |
| 61 | Johanna Nolan | 47 | Wife | — | Massachusetts |
| 62 | Ann J Mcmasters | 71 | Head | — | Massachusetts |
| 63 | Joseph H Collins | 49 | Head | Fireman | Massachusetts |
| 64 | Annie M Collins | 51 | Wife | — | Massachusetts |
| 65 | Eleanor Collins | 25 | Daughter | Typist | Massachusetts |
| 66 | Anna Cashman | 25 | Daughter | — | Massachusetts |
| 67 | Joseph Collins | 23 | Son | Map-Maker | Massachusetts |
| 68 | Marion Collins | 17 | Daughter | — | Massachusetts |
| 69 | Robert Collins THIS PERSON | 14 | Son | — | Massachusetts |
| 70 | Michael Collins | 12 | Son | — | Massachusetts |
| 71 | John Collins | 12 | Son | — | Massachusetts |
| 72 | John Cashman | 5 | Son | — | Massachusetts |
| 73 | Mary Cashman | 1 | Grand Daughter | — | Massachusetts |
| 74 | Walter M Shea | 36 | Head | Salesman | Massachusetts |
| 75 | Agnes Shea | 37 | Wife | Counter Clerk | Massachusetts |
| 76 | John J Kearns | 42 | Head | Police Officer | Massachusetts |
| 77 | Mary H Kearns | 39 | Wife | — | Massachusetts |
| 78 | John J Kearns | 12 | Son | — | Massachusetts |
| 79 | Doris A Kearns | 10 | Daughter | — | Massachusetts |
| 80 | Francis X Kearns | 9 | 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)