JF
John Frank — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this John Frank across the 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 15-person household.
Age 21
b. ~1919
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Frank |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Occupation | C.C.C. Camp |
| Industry | GW |
| Class of Worker | 360 |
| Highest Grade | Hs 4 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | C.C.C. Camp |
| Township / Ward | Fitchburg |
| Est. Birth Year | ~1919 |
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.
15 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Patricia Frank | Daughter | — | 2 | ~1938 |
| Grace Frank | Daughter | — | 13 | ~1927 |
| Marie Frank | Daughter | — | 11 | ~1929 |
| Barbara Frank | Daughter | — | 10 | ~1930 |
| Ruth Frank | Daughter | — | 19 | ~1921 |
| Jane Frank | Daughter | — | 5 | ~1935 |
| Lorraine Frank | Daughter | — | 16 | ~1924 |
| Dorothy Frank | Daughter | — | 17 | ~1923 |
| Harold Frank | Head | — | 47 | ~1893 |
| Richard Frank | Son | — | 6 | ~1934 |
| Alden Frank | Son | — | 3 | ~1937 |
| John Frank | Son | — | 21 | ~1919 |
| Francis Frank | Son | — | 22 | ~1918 |
| George Frank | Son | — | 14 | ~1926 |
| Marion Frank | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Worcester, Massachusetts
Son, age 11
Worcester, Massachusetts · implied b. ~1919 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frank |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New York |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Son, age 21
Worcester-County, Massachusetts · implied b. ~1919 — 15 household members
| Surname | Frank |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (County) | Worcester |
| Occupation | C.C.C. Camp |
| Industry | GW |
| Class of Worker | 360 |
| Highest Grade | Hs 4 |
| 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 John Frank across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Frank
Son · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
Sibling
Patricia Frank
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Frank
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Frank
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Frank
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alden Frank
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorraine Frank
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Frank
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Frank
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jane Frank
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Frank
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Frank
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Frank
Sibling · 1940 · age 6
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 — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01647-00267)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rachael Caouette | 7 | Daughter | — | Massachusetts |
| 42 | Carol Caouette | 3 | Daughter | — | Massachusetts |
| 43 | Rebecca Caouette | 31 | Daughter | Cotton Mill | Massachusetts |
| 44 | Henry Caouette | 19 | Son | Wholesale Bakery | Massachusetts |
| 45 | Leo Caouette | 16 | Son | — | Massachusetts |
| 46 | Louise Caouette | 9 | Daughter | — | Massachusetts |
| 47 | Harold M Frank | 47 | Head | Paper Mill | New York |
| 48 | Marion R Frank | 42 | Wife | — | Massachusetts |
| 49 | Francis F Frank | 22 | Son | Forestry Project | Massachusetts |
| 50 | John Frank THIS PERSON | 21 | Son | C.C.C. Camp | Massachusetts |
| 51 | Ruth Frank | 19 | Daughter | Medical Hospital | Massachusetts |
| 52 | Dorothy Frank | 17 | Daughter | — | Massachusetts |
| 53 | Lorraine Frank | 16 | Daughter | — | Massachusetts |
| 54 | George Frank | 14 | Son | — | Massachusetts |
| 55 | Grace Frank | 13 | Daughter | — | Massachusetts |
| 56 | Marie Frank | 11 | Daughter | — | Massachusetts |
| 57 | Barbara Frank | 10 | Daughter | — | Massachusetts |
| 58 | Richard Frank | 6 | Son | — | Massachusetts |
| 59 | Jane Frank | 5 | Daughter | — | Massachusetts |
| 60 | Alden Frank | 3 | Son | — | Massachusetts |
| 61 | Patricia Frank | 2 | Daughter | — | Massachusetts |
| 62 | Leah B Laflamme | 42 | Head | 0 | Canada-English |
| 63 | Donald Laflamme | 17 | Son | Bowling Alley | Massachusetts |
| 64 | Janell Laflamme | 13 | Daughter | — | Massachusetts |
| 65 | Shirley Laflamme | 4 | Daughter | — | Massachusetts |
| 66 | Urho A Neimi | 35 | Head | Local Highway Dept | Massachusetts |
| 67 | Nellie S Neimi | 33 | Wife | — | Massachusetts |
| 68 | Kenneth Neimi | 10 | Son | — | Massachusetts |
| 69 | Edwin Neimi | 4 | Son | — | Massachusetts |
| 70 | Wilfred P St. Jean | 40 | Head | Retail Bakery | Massachusetts |
| 71 | Dorothy G St. Jean | 36 | Wife | — | Massachusetts |
| 72 | Wilfred St. Jean | 14 | Son | — | Massachusetts |
| 73 | Donald St. Jean | 13 | Son | — | Massachusetts |
| 74 | Ruth St. Jean | 10 | Daughter | — | Massachusetts |
| 75 | Elias Lommi | 54 | Head | Pw | Finland |
| 76 | Martha S Lommi | 42 | Wife | Pw | Finland |
| 77 | Eila Lommi | 20 | Daughter | Dentist'S Office | Massachusetts |
| 78 | Raymond Lommi | 16 | Son | — | Massachusetts |
| 79 | Norman Needham | 28 | Head | Forest Project | Massachusetts |
| 80 | Alcina Needham | 28 | Wife | 0 | Canada-English |
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)