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John Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this John Johnson across the 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed), with identified parents John & Lena — first a head (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Male
Head
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Johnson |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Somewhere |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Shipper |
| Industry | Clothing manufacturer |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1300 |
| Highest Grade | 8 |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Shipper |
| Township / Ward | Holden |
| Est. Birth Year | ~1900 |
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 |
|---|---|---|---|---|
| Shirley Johnson | Daughter | — | 17 | ~1923 |
| John Johnson | Head | — | 40 | ~1900 |
| Richard Johnson | Son | — | 5 | ~1935 |
| Ebba Johnson | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Worcester, Massachusetts
Son, age 20
Worcester, Massachusetts · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | John W |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Sweden |
| Year of Immigration | 1913 |
| Naturalization Status | Alien |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Factory |
| Class of Worker | W |
| Can Read | No |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1930
Worcester, Massachusetts
Head, age 30
Worcester, Massachusetts · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1913 |
| Age at First Marriage | 26 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Shipper |
| Industry | Shirt factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | R |
| Home Value / Rent | 5000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Worcester-County, Massachusetts
Head, age 40
Worcester-County, Massachusetts · implied b. ~1900 — 4 household members
| Surname | Johnson |
| Given Name | John W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Somewhere |
| Naturalization Status | Naturalized |
| Occupation | Shipper |
| Industry | Clothing manufacturer |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1300 |
| Highest Grade | 8 |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Johnson (~0.92 confidence) and mother Lena Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnson
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Lena Johnson
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Johnson
Head · 1940 · age 40 · b. ~1900 · 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 — 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-t0627-01650-00421)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert W Nelson | 18 | Son | No | Massachusetts |
| 42 | Louis A Nelson | 16 | Son | No | Massachusetts |
| 43 | Dorothy M Nelson | 11 | Daughter | No | Massachusetts |
| 44 | John W Johnson THIS PERSON | 40 | Head | Shipper | Sweden |
| 45 | Ebba Johnson | 38 | Wife | No | Massachusetts |
| 46 | Shirley J Johnson | 17 | Daughter | No | Massachusetts |
| 47 | Richard W Johnson | 5 | Son | — | Massachusetts |
| 48 | J. Elmer Carlson | 40 | Head | Receiving Clerk | Massachusetts |
| 49 | Eunice P Carlson | 35 | Wife | No | Massachusetts |
| 50 | Nancy E Carlson | 7 | Daughter | — | Massachusetts |
| 51 | Henry F Raymond | 37 | Head | Machinist | Massachusetts |
| 52 | Helen M Raymond | 30 | Wife | No | Massachusetts |
| 53 | Janice M Raymond | 11 | Daughter | — | Massachusetts |
| 54 | Henry F Raymond | 8 | Son | — | Massachusetts |
| 55 | Edward E Conrad | 37 | Head | Wheel Grader | Nova Scotia |
| 56 | Laura M Conrad | 28 | Wife | No | Massachusetts |
| 57 | Lillian E Conrad | 8 | Daughter | — | Massachusetts |
| 58 | Dorothy M Conrad | 7 | Daughter | — | Massachusetts |
| 59 | Mary E Conrad | 3 | Daughter | — | Massachusetts |
| 60 | Benjamin Barker | 57 | Head | Operator | Canada English |
| 61 | Violet V Barker | 38 | Wife | No | Nova Scotia |
| 62 | Dorothy Felvaris | 6 | Ward | — | New Hampshire |
| 63 | Grace Felvaris | 6 | Ward | — | New Hampshire |
| 64 | Norman Monks | 30 | Head | Controller | England |
| 65 | Mabel H Monks | 24 | Wife | No | Massachusetts |
| 66 | Norman F Monks | 2 | Son | — | Massachusetts |
| 67 | Marilyn E Monks | 0 | Daughter | — | Massachusetts |
| 68 | Walter E Webber | 50 | Head | Helper | Massachusetts |
| 69 | Gertrude M Webber | 49 | Wife | No | England |
| 70 | Edna M Webber | 22 | Daughter | Waitress | Massachusetts |
| 71 | Albert H Webber | 21 | Son | Apprentice Machinist | Massachusetts |
| 72 | Ruth V Webber | 17 | Daughter | New Worker | Massachusetts |
| 73 | Lois H Webber | 16 | Daughter | No | Massachusetts |
| 74 | Carl E Soder | 43 | Head | No | Sweden |
| 75 | Elsie W Soder | 43 | Wife | No | Massachusetts |
| 76 | Iver E Petterson | 40 | Brother-in-law | Laborer | Massachusetts |
| 77 | Louise E Petterson | 14 | Niece | No | Massachusetts |
| 78 | Robert I Petterson | 12 | Nephew | — | Massachusetts |
| 79 | Edyth A Petterson | 10 | Niece | — | Massachusetts |
| 80 | Constance C Petterson | 6 | Niece | — | Massachusetts |
Pedigree Summary
John
Gen 1 · 2 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)