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William Strong — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this William Strong across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Strong |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | 40 |
| Industry | Messenger |
| Class of Worker | Western Union |
| Highest Grade | Hs 2 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | 40 |
| Township / Ward | Chelsea City |
| Est. Birth Year | ~1918 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Thelma Strong | Daughter | — | 15 | ~1925 |
| Herbert Strong | Son | — | 24 | ~1916 |
| George Strong | Head | — | 55 | ~1885 |
| Walter Strong | Son | — | 17 | ~1923 |
| Matilda Strong | Spouse | — | 54 | ~1886 |
| William Strong | Son | — | 22 | ~1918 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 12
Suffolk, Massachusetts · implied b. ~1918 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Strong |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Nova Scotia |
| Occupation | none |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 22
Suffolk-County, Massachusetts · implied b. ~1918 — 6 household members
| Surname | Strong |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Suffolk |
| Occupation | 40 |
| Industry | Messenger |
| Class of Worker | Western Union |
| Highest Grade | Hs 2 |
| 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 William Strong across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Strong
Son · 1940 · age 22 · b. ~1918 · Massachusetts
★ You are viewing this record
Sibling
Walter Strong
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thelma Strong
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Strong
Sibling · 1940 · age 24
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-t0627-01642-00021)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eileen Janet Cohen | 3 | Daughter | — | Massachusetts |
| 42 | John Sickman | 41 | Head | Photo Helper | Newfoundland |
| 43 | Elizabeth Sickman | 45 | Wife | — | Newfoundland |
| 44 | Opal Sickman | 22 | Daughter | Finisher | Canada English |
| 45 | Margaret Sickman | 19 | Daughter | — | Canada English |
| 46 | Frederick Sickman | 15 | Son | — | Massachusetts |
| 47 | Lloyd Sickman | 15 | Son | — | Massachusetts |
| 48 | David Sickman | 5 | Son | — | Massachusetts |
| 49 | Horace Wilbur | 58 | Head | Night Watchman | Canada English |
| 50 | Florence Wilbur | 58 | Wife | — | Canada English |
| 51 | Doris Wilbur | 27 | Daughter | 16 | Massachusetts |
| 52 | Walter Wilbur | 24 | Son | 40 | Massachusetts |
| 53 | Lottie Wilbur | 22 | Daughter | Dresser | Canada English |
| 54 | Edith Wilbur | 20 | Daughter | Typist | Canada English |
| 55 | Horace A. Jr. Wilbur | 29 | Son | 20 | Massachusetts |
| 56 | John Nester | 35 | Head | 42 | Massachusetts |
| 57 | Marie J. Nester | 29 | Wife | — | Canada French |
| 58 | Daniel Callen | 34 | Head | 84 | Massachusetts |
| 59 | Bertha Callen | 33 | Wife | — | Massachusetts |
| 60 | Margaret Callen | 15 | Daughter | — | Massachusetts |
| 61 | Daniel Jr. Callen | 13 | Son | — | Massachusetts |
| 62 | Louis De Angelis | 29 | Head | 40 | Massachusetts |
| 63 | Helen De Angelis | 26 | Wife | — | Massachusetts |
| 64 | Mary De Angelis | 2 | Daughter | — | Massachusetts |
| 65 | Andrew Kiley | 44 | Head | Laborer | Newfoundland |
| 66 | Eliza Kiley | 40 | Wife | — | Newfoundland |
| 67 | Evelyn Kiley | 13 | Daughter | — | Massachusetts |
| 68 | Florence Kiley | 11 | Daughter | — | Massachusetts |
| 69 | Evelyn Callahan | 18 | Sister-in-law | — | Newfoundland |
| 70 | Fred Sprecklin | 44 | Head | — | Massachusetts |
| 71 | Mae Sprecklin | 49 | Wife | — | Eire |
| 72 | Fred Jr. Sprecklin | 17 | Son | — | Massachusetts |
| 73 | Louise Sprecklin | 4 | Daughter | — | Massachusetts |
| 74 | George Strong | 55 | Head | Laborer | Newfoundland |
| 75 | Matilda Strong | 54 | Wife | — | Canada English |
| 76 | William Strong THIS PERSON | 22 | Son | 40 | Massachusetts |
| 77 | Herbert Strong | 24 | Son | 13 | Massachusetts |
| 78 | Walter Strong | 17 | Son | — | Massachusetts |
| 79 | Thelma Strong | 15 | Daughter | — | Massachusetts |
| 80 | Dora Gordon | 76 | Head | — | Russia |
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)