JC
John Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Berkshire-County, Massachusetts
Our Model Tree links this John Clark across the 1920, 1930 and 1940 US Censuses in Berkshire-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Fred & Fred — first a head (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Berkshire-County, Massachusetts |
| Surname | Clark |
| Given Name | John E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Pittsfield |
| 1935 Residence (County) | Berkshire |
| Additional Details | |
| Occupation | Baker |
| Industry | Bakery |
| Class of Worker | PW |
| Income (1939) | 1196 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Baker |
| Township / Ward | City Of Pittsfield |
| Est. Birth Year | ~1912 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Clark | Daughter | — | 6 | ~1934 |
| John Clark | Head | — | 28 | ~1912 |
| John Clark | Son | — | 4 | ~1936 |
| Elizabeth Clark | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Berkshire, Massachusetts
Son, age 8
Berkshire, Massachusetts · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| 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 18
Berkshire, Massachusetts · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Salesman |
| Industry | Grocery store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Berkshire-County, Massachusetts
Head, age 28
Berkshire-County, Massachusetts · implied b. ~1912 — 4 household members
| Surname | Clark |
| Given Name | John E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | City of Pittsfield |
| 1935 Residence (County) | Berkshire |
| Occupation | Baker |
| Industry | Bakery |
| Class of Worker | PW |
| Income (1939) | 1196 |
| Highest Grade | 8 |
| 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 John Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Clark (~0.92 confidence) and father Fred Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence) and mother Mary Clark (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Clark
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Fred Clark
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Mary Clark
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Clark
Head · 1940 · age 28 · b. ~1912 · Massachusetts
★ You are viewing this record
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-t0627-01570-00519)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rosemary Dietrich | 15 | daughter | — | Massachusetts |
| 2 | Robert H Smith | 24 | Head | Supervisor | Massachusetts |
| 3 | Mary Smith | 21 | Wife | — | Massachusetts |
| 4 | Robert Jr Smith | 0 | Son | — | Massachusetts |
| 5 | John Neilson | 51 | Head | Engineer | Connecticut |
| 6 | Margaretta Neilson | 45 | Wife | — | Massachusetts |
| 7 | Clifton Neilson | 15 | Son | — | Massachusetts |
| 8 | Max Gronier | 40 | Head | Salesman | Massachusetts |
| 9 | Arline Gronier | 41 | Wife | Electrician | Massachusetts |
| 10 | John Gronier | 12 | Son | — | Massachusetts |
| 11 | Arline Gronier | 9 | daughter | — | Massachusetts |
| 12 | Joseph Vaccaro | 35 | Head | Carpenter | Massachusetts |
| 13 | Emma Vaccaro | 30 | Wife | Winder | Massachusetts |
| 14 | Alice Vaccaro | 4 | End | — | Massachusetts |
| 15 | Percy Bouch | 55 | Head | Floor Finisher | England |
| 16 | Edith May Bouch | 57 | Wife | Cleaner | Canada |
| 17 | John E Clark THIS PERSON | 28 | Head | Baker | Massachusetts |
| 18 | Elizabeth Clark | 26 | Wife | — | Canada |
| 19 | John Jr Clark | 4 | Son | — | Massachusetts |
| 20 | Elizabeth Clark | 6 | daughter | — | Massachusetts |
| 21 | Theodore Baton | 35 | Head | Foreman | Vermont |
| 22 | Helen Baton | 29 | Wife | — | Massachusetts |
| 23 | Theodore Baton | 9 | Son | — | Massachusetts |
| 24 | Richard Baton | 8 | Son | — | Massachusetts |
| 25 | Joan Baton | 5 | daughter | — | Massachusetts |
| 26 | Janet Baton | 5 | daughter | — | Massachusetts |
| 27 | Peter Sundusky | 54 | Head | Sweeper | Poland |
| 28 | Sophie Sundusky | 52 | Wife | — | Poland |
| 29 | Jessie Gamula | 28 | daughter | — | Poland |
| 30 | John Gamula | 7 | Grand son | — | Massachusetts |
| 31 | Dorothy Gamula | 8 | Grand daughter | — | Massachusetts |
| 32 | Joseph Raggerty | 37 | Head | Dresser Tender | Massachusetts |
| 33 | Lottie Raggerty | 37 | Wife | Sewer | Massachusetts |
| 34 | Michael Peznik | 49 | Head | Stripper | Poland |
| 35 | Caroline Peznik | 40 | Wife | Specker | Poland |
| 36 | Edward Peznik | 23 | Son | — | Massachusetts |
| 37 | Felicia Rombis | 17 | Step daughter | — | Massachusetts |
| 38 | John Rombis | 13 | Step son | — | Massachusetts |
| 39 | Stanley Dessia | 54 | Lodger | Weaver | Poland |
| 40 | John Yatotski | 55 | Head | Smash Tender | Poland |
Pedigree Summary
John
Gen 1 · 4 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)