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Carl Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this Carl Carlson across the 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Claes & Selma — first a head (b.~1898), then head of a 5-person household.
Age 42
b. ~1898
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Carlson |
| Given Name | Carl A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester city |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Occupation | Shipper |
| Industry | Steel Co |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1775 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Shipper |
| Township / Ward | Worcester City |
| Est. Birth Year | ~1898 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Susan Carlson | Daughter | — | 15 | ~1925 |
| Valerie Carlson | Daughter | — | 1 | ~1939 |
| Carl Carlson | Head | — | 42 | ~1898 |
| Edward Carlson | Son | — | 12 | ~1928 |
| Astrid Carlson | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Worcester, Massachusetts
Son, age 21
Worcester, Massachusetts · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Cutter |
| Industry | Envelope Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Worcester, Massachusetts
Head, age 32
Worcester, Massachusetts · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 26 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Shipper |
| Industry | Steel mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 15 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Head, age 42
Worcester-County, Massachusetts · implied b. ~1898 — 5 household members
| Surname | Carlson |
| Given Name | Carl A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester city |
| 1935 Residence (County) | Worcester |
| Occupation | Shipper |
| Industry | Steel Co |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1775 |
| Highest Grade | No 8 |
| 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 Carl Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Claes Carlson (~0.92 confidence) and mother Selma Carlson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Claes Carlson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Selma Carlson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Carlson
Head · 1940 · age 42 · b. ~1898 · 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-t0627-01717-00512)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Francis R Lamoureux | 30 | Head | Carpenter | Massachusetts |
| 42 | Mary Lamoureux | 27 | Wife | Winder | Massachusetts |
| 43 | Joseph Lamoureux | 5 | Son | — | Massachusetts |
| 44 | Joseph A Lamoureux | 73 | Father | — | France |
| 45 | Peter J Shatas | 25 | Head | Loom Fixer | Massachusetts |
| 46 | Jennie P Shatas | 26 | Wife | Operator | Poland |
| 47 | Arthur J Plouffe | 46 | Head | Presser | Canada |
| 48 | Beatrice L Plouffe | 20 | Daughter | — | Rhode Island |
| 49 | Phyllis J Plouffe | 11 | Daughter | — | Massachusetts |
| 50 | Barbara Walsh | 15 | Boarder | — | Massachusetts |
| 51 | Robert S Lapointe | 2 | Boarder | — | Massachusetts |
| 52 | Francis E Johnson | 41 | Head | Painter | Massachusetts |
| 53 | Alfreda D Johnson | 39 | Wife | — | New York |
| 54 | Dorothy Johnson | 17 | Daughter | — | New York |
| 55 | Lillian F Johnson | 15 | Daughter | — | Massachusetts |
| 56 | Walter S Howarth | 24 | Head | Operator | Massachusetts |
| 57 | Mary S Howarth | 22 | Wife | — | Massachusetts |
| 58 | Shirley J Howarth | 1 | Daughter | — | Massachusetts |
| 59 | Ellen C Abutin | 15 | Sister-in-law | — | Massachusetts |
| 60 | Hyman Abelovitz | 27 | Head | Housework | Ireland |
| 61 | Sylvia S Abelovitz | 24 | Wife | Heater | Massachusetts |
| 62 | Barnett Levine | 25 | Head | Manager | New York |
| 63 | Lily S Levine | 30 | Wife | — | Canada |
| 64 | Philip H Levine | 4 | Son | — | New York |
| 65 | Carl A Carlson THIS PERSON | 42 | Head | Shipper | Massachusetts |
| 66 | Astrid B Carlson | 35 | Wife | — | Massachusetts |
| 67 | Susan A Carlson | 15 | Daughter | — | Massachusetts |
| 68 | Edward R Carlson | 12 | Son | — | Massachusetts |
| 69 | Valerie L Carlson | 1 | Daughter | — | Massachusetts |
| 70 | Stanley W Shivick | 34 | Head | Crane Operator | Massachusetts |
| 71 | Julia R Shivick | 27 | Wife | — | Massachusetts |
| 72 | Raymond S Shivick | 8 | Son | — | Massachusetts |
| 73 | Christine D Shivick | 6 | Daughter | — | Massachusetts |
| 74 | Caroline R Shivick | 3 | Daughter | — | Massachusetts |
| 75 | Theodore E Taylor | 26 | Head | Steel Worker | Massachusetts |
| 76 | Bernadette P Taylor | 26 | Wife | — | Massachusetts |
| 77 | Charles R Taylor | 1 | Son | — | Massachusetts |
| 78 | Patrick J Walsh | 28 | Head | Electrician | Massachusetts |
| 79 | Margaret M Walsh | 21 | Wife | — | Massachusetts |
| 80 | Mary M Walsh | 0 | Daughter | — | Massachusetts |
Pedigree Summary
Carl
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)