FA
Frank Armstrong — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Frank Armstrong across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Armstrong |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1927 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frank | Age | Birth yr |
|---|---|---|---|---|
| Lucille Armstrong | Head | — | 45 | ~1895 |
| Frank Armstrong | Son | — | 13 | ~1927 |
| William Armstrong | Son | — | 12 | ~1928 |
| Edward Armstrong | Son | — | 3 | ~1937 |
| Marie Armstrong | Daughter | — | 15 | ~1925 |
| Paul Armstrong | Son | — | 16 | ~1924 |
| John Armstrong | Son | — | 20 | ~1920 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 3
Suffolk, Massachusetts · implied b. ~1927 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Armstrong |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Canada-Eng. |
| Mother's Birthplace | Canada-Eng. |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 13
Suffolk-County, Massachusetts · implied b. ~1927 — 7 household members
| Surname | Armstrong |
| Given Name | Frank |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| 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 Frank Armstrong across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Frank Armstrong
Son · 1940 · age 13 · b. ~1927 · Massachusetts
★ You are viewing this record
Sibling
John Armstrong
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Armstrong
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Armstrong
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Armstrong
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Armstrong
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-t0627-01671-00523)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John King | 9 | Son | — | Massachusetts |
| 42 | Catherine King | 3 | Daughter | — | Massachusetts |
| 43 | Lucille Armstrong | 45 | Head | — | Newfoundland |
| 44 | John Armstrong | 20 | Son | Stock Clerk | Massachusetts |
| 45 | Paul Armstrong | 16 | Son | — | Massachusetts |
| 46 | Marie Armstrong | 15 | Daughter | — | Massachusetts |
| 47 | Frank Armstrong THIS PERSON | 13 | Son | — | Massachusetts |
| 48 | William Armstrong | 12 | Son | — | Massachusetts |
| 49 | Edward Armstrong | 3 | Son | — | Massachusetts |
| 50 | William O'Neill | 52 | Head | Chauffeur | Massachusetts |
| 51 | Mary O'Neill | 47 | Wife | Cleaner | Massachusetts |
| 52 | Harold F. O'Neill | 21 | Son | Messenger | Massachusetts |
| 53 | Ruth O'Neill | 16 | Daughter | — | Massachusetts |
| 54 | Arthur O'Neill | 13 | Son | — | Massachusetts |
| 55 | Walter George | 40 | Head | Time Keeper | Massachusetts |
| 56 | Agnes George | 40 | Wife | — | Nova Scotia |
| 57 | Edward George | 20 | Son | Laborer | Nova Scotia |
| 58 | Thomas George | 16 | Son | Estimator | Massachusetts |
| 59 | Robert George | 5 | Son | — | Massachusetts |
| 60 | Barbara George | 4 | Daughter | — | Massachusetts |
| 61 | Lawrence Ristuccia | 52 | Head | Proprietor | Italy |
| 62 | Josephine Ristuccia | 41 | Wife | Clerk | Massachusetts |
| 63 | Josephine Ristuccia | 67 | Mother-in-law | — | Italy |
| 64 | Apkar Tutunjian | 53 | Head | Proprietor | Armenia |
| 65 | Alice Tutunjian | 44 | Wife | — | Armenia |
| 66 | Grace Tutunjian | 26 | Daughter | Seamstress | Massachusetts |
| 67 | George Tutunjian | 25 | Son | Clerk | Massachusetts |
| 68 | Andrew Gustowski | 60 | Head | — | Poland |
| 69 | Stella Gustowski | 50 | Wife | — | Poland |
| 70 | Anna Gustowski | 28 | Daughter | Seamstress | Massachusetts |
| 71 | John Gustowski | 26 | Son | Grader | Massachusetts |
| 72 | Irene Gustowski | 22 | Daughter | Seamstress | Massachusetts |
| 73 | Edward Gustowski | 19 | Son | — | Massachusetts |
| 74 | Joseph Gustowski | 15 | Son | — | Massachusetts |
| 75 | Lottie Gustowski | 12 | Daughter | — | Massachusetts |
| 76 | Edward Klucznik | 21 | Lodger | Laborer | New York |
| 77 | James Mcdonough | 68 | Head | Foreman-Const. | Eire |
| 78 | Catherine Mcdonough | 34 | Daughter | Clerk-Sales | Massachusetts |
| 79 | James Mcdonough | 32 | Son | Bartender | Massachusetts |
| 80 | Mary Mcdonough | 29 | 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)