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Carl Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Carl Carlson across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Christian & Theresa — first a head (b.~1899), then head of a 7-person household.
Age 41
b. ~1899
Male
Head
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Carlson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Danvers Town |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Steamfitter |
| Industry | State Hospital |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 1664 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Steamfitter |
| Township / Ward | Danvers Town |
| Est. Birth Year | ~1899 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Carl | Age | Birth yr |
|---|---|---|---|---|
| Virginia Carlson | Daughter | — | 12 | ~1928 |
| Rosamond Carlson | Daughter | — | 14 | ~1926 |
| Carl Carlson | Head | — | 41 | ~1899 |
| Richard Carlson | Son | — | 9 | ~1931 |
| Robert Carlson | Son | — | 6 | ~1934 |
| William Carlson | Son | — | 4 | ~1936 |
| Dorothy Carlson | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Essex, Massachusetts
Son, age 21
Essex, Massachusetts · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Norway |
| Year of Immigration | 1902 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Millwright |
| Industry | Tannery |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Year of Naturalization | 1910 |
| Birthplace (normalized) | norway |
1930
Essex, Massachusetts
Head, age 31
Essex, Massachusetts · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Norway |
| Year of Immigration | 1905 |
| Age at First Marriage | 26 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Millwright |
| Industry | Leather Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | R |
| Home Value / Rent | $35 |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Essex-County, Massachusetts
Head, age 41
Essex-County, Massachusetts · implied b. ~1899 — 7 household members
| Surname | Carlson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Danvers Town |
| 1935 Residence (County) | Essex |
| Naturalization Status | Naturalized |
| Occupation | Steamfitter |
| Industry | State Hospital |
| Class of Worker | GW |
| Hours Worked | 48 |
| Income (1939) | 1664 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 Christian Carlson (~0.92 confidence) and mother Theresa Carlson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Christian Carlson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Theresa Carlson
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Carlson
Head · 1940 · age 41 · b. ~1899 · 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01579-00142)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur Rollins | 23 | Son | Dishwasher | Massachusetts |
| 2 | Dorothy Rollins | 19 | Daughter | Monitor | Massachusetts |
| 3 | Arthur Gilbert | 31 | Head | Cutter | Massachusetts |
| 4 | Laura Gilbert | 30 | Wife | — | English |
| 5 | Arthur Gilbert | 1 | Son | — | Massachusetts |
| 6 | Robert Gilbert | 0 | Son | — | Massachusetts |
| 7 | Manuel Caines | 39 | Head | Attendant | Canada |
| 8 | Caroline Caines | 26 | Wife | — | Canada |
| 9 | James W. Caines | 11 | Son | — | Massachusetts |
| 10 | Robert F. Caines | 7 | Son | — | Massachusetts |
| 11 | Richard Caines | 2 | Son | — | Massachusetts |
| 12 | Frank Lovely | 43 | Head | Machinist | New Hampshire |
| 13 | Louise Lovely | 40 | Wife | — | Massachusetts |
| 14 | Dorothy Lovely | 21 | Daughter | Pianist | Massachusetts |
| 15 | Julius Westman | 64 | Head | Iron Worker | Sweden |
| 16 | Hilda Westman | 64 | Wife | — | Sweden |
| 17 | Ruth Westman | 35 | Daughter | Supervisor | Massachusetts |
| 18 | Dorothy Whiting | 33 | Daughter | Bookkeeper | Massachusetts |
| 19 | Lillian E. Nichols | 60 | Head | — | Massachusetts |
| 20 | Lillian M. Nichols | 33 | Daughter | Dishwasher | Massachusetts |
| 21 | Evelyn Wallace | 23 | Niece | Attendant | Massachusetts |
| 22 | Ernest Lachance | 58 | Head | Miller | Canada |
| 23 | Ida A. Lachance | 58 | Wife | — | Massachusetts |
| 24 | Helen J. Lachance | 30 | Daughter | Graduate Nurse | Massachusetts |
| 25 | William Lachance | 22 | Son | Service Man | Massachusetts |
| 26 | Lorenzo Dunnels | 78 | Head | — | Massachusetts |
| 27 | Everett S. Dunnels | 45 | Son | Office Clerk | Massachusetts |
| 28 | Chester W. Russell | 53 | Head | Laster | Massachusetts |
| 29 | Elsie M. Russell | 53 | Wife | — | Massachusetts |
| 30 | Marion Russell | 23 | Daughter | Stem Maker | Massachusetts |
| 31 | Bertha Russell | 23 | Daughter | Bookkeeper | Massachusetts |
| 32 | Kenneth Hebb | 40 | Head | Stationary Engineer | Canada |
| 33 | Anna Hebb | 45 | Wife | — | Maine |
| 34 | Carl Carlson THIS PERSON | 41 | Head | Steamfitter | Norway |
| 35 | Dorothy Carlson | 35 | Wife | — | Massachusetts |
| 36 | Rosamond Carlson | 14 | Daughter | — | Massachusetts |
| 37 | Virginia Carlson | 12 | Daughter | — | Massachusetts |
| 38 | Richard Carlson | 9 | Son | — | Massachusetts |
| 39 | Robert Carlson | 6 | Son | — | Massachusetts |
| 40 | William Carlson | 4 | Son | — | 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)