RS
Richard Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Richard Sullivan across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 13-person household.
Age 18
b. ~1922
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Sullivan |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | New Worker |
| Industry | Reforestation Project |
| Class of Worker | GW |
| Hours Worked | 36 |
| Income (1939) | 210 |
| Highest Grade | Hs 3 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | New Worker |
| Township / Ward | Boston City |
| Est. Birth Year | ~1922 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Richard Sullivan | Son | — | 18 | ~1922 |
| Honora Sullivan | Spouse | — | 51 | ~1889 |
| James Sullivan | Son | — | 16 | ~1924 |
| Edmund Sullivan | Son | — | 8 | ~1932 |
| Michael Sullivan | Head | — | 54 | ~1886 |
| Catherine Sullivan | Daughter | — | 6 | ~1934 |
| Lawrence Sullivan | Son | — | 15 | ~1925 |
| Michael Sullivan | Son | — | 22 | ~1918 |
| Mary Sullivan | Daughter | — | 21 | ~1919 |
| Eileen Sullivan | Daughter | — | 13 | ~1927 |
| William Sullivan | Son | — | 11 | ~1929 |
| John Sullivan | Son | — | 10 | ~1930 |
| Margaret Sullivan | Daughter | — | 20 | ~1920 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 8
Suffolk, Massachusetts · implied b. ~1922 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland Free State |
| Mother's Birthplace | Ireland Free State |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 18
Suffolk-County, Massachusetts · implied b. ~1922 — 13 household members
| Surname | Sullivan |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston city |
| 1935 Residence (County) | Suffolk |
| Occupation | New Worker |
| Industry | Reforestation Project |
| Class of Worker | GW |
| Hours Worked | 36 |
| Income (1939) | 210 |
| Highest Grade | Hs 3 |
| 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 Richard Sullivan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Sullivan
Son · 1940 · age 18 · b. ~1922 · Massachusetts
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Sibling
Lawrence Sullivan
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edmund Sullivan
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Sullivan
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Sullivan
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Sullivan
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Sullivan
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Sullivan
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Sullivan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Sullivan
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Sullivan
Sibling · 1940 · age 11
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-t0627-01678-00346)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Astrid | 42 | Daughter | Teacher | Sweden |
| 42 | Michael Sullivan | 54 | Head | Porter | Eire |
| 43 | Honora Sullivan | 51 | Wife | — | Eire |
| 44 | Michael Sullivan | 22 | Son | Culinary Worker | Massachusetts |
| 45 | Mary Sullivan | 21 | Daughter | Photo-Finisher | Massachusetts |
| 46 | Margaret Sullivan | 20 | Daughter | New Worker | Massachusetts |
| 47 | Richard Sullivan THIS PERSON | 18 | Son | New Worker | Massachusetts |
| 48 | James Sullivan | 16 | Son | — | Massachusetts |
| 49 | Lawrence Sullivan | 15 | Son | — | Massachusetts |
| 50 | Eileen Sullivan | 13 | Daughter | — | Massachusetts |
| 51 | William Sullivan | 11 | Son | — | Massachusetts |
| 52 | John Sullivan | 10 | Son | — | Massachusetts |
| 53 | Edmund Sullivan | 8 | Son | — | Massachusetts |
| 54 | Catherine Sullivan | 6 | Daughter | — | Massachusetts |
| 55 | Frank Hoar | 61 | Head | Fireman | Massachusetts |
| 56 | Anna Hoar | 57 | Wife | — | Massachusetts |
| 57 | William Hoar | 24 | Son | Truck Driver | Massachusetts |
| 58 | Paul Hoar | 25 | Son | Truck Loader | Massachusetts |
| 59 | Mary Hoar | 21 | Daughter | New Worker | Massachusetts |
| 60 | Justin Hoar | 21 | Son | New Worker | Massachusetts |
| 61 | Anna Hoar | 19 | Daughter | New Worker | Massachusetts |
| 62 | Loretta Hoar | 17 | Daughter | — | Massachusetts |
| 63 | Joseph Watson | 66 | Head | Gardener | Eire |
| 64 | Anne Watson | 54 | Wife | — | Eire |
| 65 | David E Watson | 19 | Son | — | Massachusetts |
| 66 | Mary E Watson | 17 | Daughter | — | Massachusetts |
| 67 | Anna B Watson | 15 | Daughter | — | Massachusetts |
| 68 | Walter H Bliven | 46 | Head | Truck Driver | Massachusetts |
| 69 | Edith Bliven | 46 | Wife | — | Massachusetts |
| 70 | Anthony Bliven | 62 | Lodger | — | Massachusetts |
| 71 | Georgiana Bliven | 52 | Lodger | — | Massachusetts |
| 72 | Newton Cochrane | 34 | Head | Filling Station Attendant | Massachusetts |
| 73 | Marie Cochrane | 34 | Wife | — | Massachusetts |
| 74 | James Cochrane | 5 | Son | — | Massachusetts |
| 75 | Barbara Cochrane | 1 | Daughter | — | Massachusetts |
| 76 | Anna Whaley | 84 | Lodger | — | Massachusetts |
| 77 | William Monahan | 84 | Lodger | — | Eire |
| 78 | Primo Mola | 27 | Head | Clerk Grocery | Massachusetts |
| 79 | Anna Mola | 25 | Wife | — | Massachusetts |
| 80 | Carol Mola | 1 | Daughter | — | 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)