FJ
Frederick Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Berkshire-County, Massachusetts
Our Model Tree links this Frederick Jones across the 1920, 1930 and 1940 US Censuses in Berkshire-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Albert & Albert — first a son (b.~1920), then head of a 12-person household.
Age 20
b. ~1920
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Berkshire-County, Massachusetts |
| Surname | Jones |
| Given Name | Frederick J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Pittsfield |
| 1935 Residence (County) | Berkshire |
| Additional Details | |
| Occupation | Plater |
| Industry | Paper Mill |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 450 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Plater |
| Township / Ward | Pittsfield |
| Est. Birth Year | ~1920 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frederick | Age | Birth yr |
|---|---|---|---|---|
| Patricia Jones | Daughter | — | 12 | ~1928 |
| Albert Jones | Son | — | 19 | ~1921 |
| Albert Jones | Head | — | 44 | ~1896 |
| Rita Jones | Daughter | — | 23 | ~1917 |
| John Jones | Son | — | 8 | ~1932 |
| Katherine Jones | Spouse | — | 52 | ~1888 |
| William Jones | Son | — | 17 | ~1923 |
| Edward Jones | Son | — | 16 | ~1924 |
| Frederick Jones | Son | — | 20 | ~1920 |
| Mary Jones | Daughter | — | 24 | ~1916 |
| Katherine Jones | Daughter | — | 14 | ~1926 |
| Frederica Jones | Daughter | — | 22 | ~1918 |
Census Appearances
1920
Berkshire, Massachusetts
Son, age
Berkshire, Massachusetts · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Berkshire, Massachusetts
Son, age 10
Berkshire, Massachusetts · implied b. ~1920 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Berkshire-County, Massachusetts
Son, age 20
Berkshire-County, Massachusetts · implied b. ~1920 — 12 household members
| Surname | Jones |
| Given Name | Frederick J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Pittsfield |
| 1935 Residence (County) | Berkshire |
| Occupation | Plater |
| Industry | Paper Mill |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 450 |
| Highest Grade | H-4 |
| 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 Frederick Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Jones (~0.92 confidence) and father Albert Jones (~0.92 confidence) and father Albert Jones (~0.92 confidence) and mother Katherine Jones (~0.92 confidence) and mother Katherine Jones (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Jones
b. ~1891
Source father
● Household
· direct · ~0.92
Father
Albert Jones
b. ~1896
Source father
● Household
· direct · ~0.92
Father
Albert Jones
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Katherine Jones
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Katherine Jones
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frederick Jones
Son · 1940 · age 20 · b. ~1920 · Massachusetts
★ You are viewing this record
Sibling
Edward Jones
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rita Jones
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frederica Jones
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katherine Jones
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Jones
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Jones
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Jones
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Jones
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Jones
Sibling · 1940 · age 17
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 — Berkshire-County, Massachusetts
Open full size
1940 US Federal Census — Berkshire-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01569-00037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bertha Osborne | 26 | Wife | 5 | Massachusetts |
| 2 | Joan Osborne | 6 | Daughter | — | Massachusetts |
| 3 | Robert Osborne | 4 | Son | — | Massachusetts |
| 4 | William Osborne | 3 | Son | — | Massachusetts |
| 5 | Albert Robitaille | 41 | Head | Carpenter | New York |
| 6 | Florie D. Robitaille | 36 | Wife | Clerk | Massachusetts |
| 7 | Albert J. Robitaille | 16 | Son | 5 | Massachusetts |
| 8 | Gilbert J. Robitaille | 15 | Son | 5 | Massachusetts |
| 9 | Norman Robitaille | 12 | Son | — | Massachusetts |
| 10 | Robert Robitaille | 9 | Son | — | Massachusetts |
| 11 | John Bassett | 44 | Head | Welder | New York |
| 12 | Hazel D. Bassett | 44 | Wife | — | Massachusetts |
| 13 | Kenneth Bassett | 17 | Son | 5 | Massachusetts |
| 14 | Ernest Bassett | 14 | Son | 5 | Massachusetts |
| 15 | Paul Bassett | 13 | Son | — | Massachusetts |
| 16 | Carl Bassett | 8 | Son | — | Massachusetts |
| 17 | Louis Grutter | 47 | Head | Electric Engineer | Sweden |
| 18 | Bertha S. Grutter | 52 | Wife | — | Sweden |
| 19 | Margaret Grutter | 16 | Daughter | 5 | Massachusetts |
| 20 | Albert B. Jones | 44 | Head | Own Business | Massachusetts |
| 21 | Katherine D. Jones | 52 | Wife | — | Massachusetts |
| 22 | Mary F. Jones | 24 | Daughter | Assembler | Massachusetts |
| 23 | Rita C. Jones | 23 | Daughter | Press Operator | Massachusetts |
| 24 | Frederica M. Jones | 22 | Daughter | Assembler | Massachusetts |
| 25 | Frederick J. Jones THIS PERSON | 20 | Son | Plater | Massachusetts |
| 26 | Albert B. Jr. Jones | 19 | Son | Cleaner | Massachusetts |
| 27 | William F. Jones | 17 | Son | 5 | Massachusetts |
| 28 | Edward D. Jones | 16 | Son | 5 | Massachusetts |
| 29 | Katherine A. Jones | 14 | Daughter | 5 | Massachusetts |
| 30 | Patricia M. Jones | 12 | Daughter | — | Massachusetts |
| 31 | John J. Jones | 8 | Son | — | Massachusetts |
| 32 | Rudolf Moser | 44 | Head | Mechanic | Austria |
| 33 | Ethelin L.O. Moser | 26 | Wife | 5 | Vermont |
| 34 | Raymond Moser | 9 | Son | — | Vermont |
| 35 | Ethel Moser | 3 | Daughter | — | Massachusetts |
| 36 | Ernest Pach | 42 | Head | Tube Roller | Vermont |
| 37 | Mary E. Pach | 44 | Wife | — | England |
| 38 | Doris E. Pach | 16 | Daughter | 5 | Massachusetts |
| 39 | Robert E. Pach | 15 | Son | 5 | Massachusetts |
| 40 | Donald E. Pach | 8 | Son | — | Massachusetts |
Related Census Records
Pedigree Summary
Frederick + 9 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)