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Carl Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · King-County, Washington
Our Model Tree links this Carl Carlson across the 1910, 1920, 1930 and 1940 US Censuses in King-County, Washington (XGBoost, ~Confirmed), with identified parents Axel & John — first a head (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Male
Head
Born: Washington
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | King-County, Washington |
| Surname | Carlson |
| Given Name | Carl A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Additional Details | |
| Occupation | Clerk |
| Industry | City Clerk |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 266 |
| Highest Grade | H 4 |
| 1935 Residence | Washington |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
| Occupation | Clerk |
| Township / Ward | Seattle City |
| Est. Birth Year | ~1904 |
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 Carl | Age | Birth yr |
|---|---|---|---|---|
| Jeanette Carlson | Daughter | — | 5 | ~1935 |
| Carl Carlson | Head | — | 36 | ~1904 |
| Ronald Carlson | Son | — | 2 | ~1938 |
| Betty Carlson | Spouse | — | 33 | ~1907 |
Census Appearances
1910
King, Washington
Son, age 6
King, Washington · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1920
King, Washington
Son, age 17
King, Washington · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Carl T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Washington |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1930
King, Washington
Head, age 26
King, Washington · implied b. ~1904 — 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 | 26 |
| Marital Status | Married |
| Birthplace | Washington |
| Age at First Marriage | 24 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Counter Clerk |
| Industry | For City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
1940
King-County, Washington
Head, age 36
King-County, Washington · implied b. ~1904 — 4 household members
| Surname | Carlson |
| Given Name | Carl A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Washington |
| 1935 Residence (City) | Seattle |
| 1935 Residence (County) | King |
| Occupation | Clerk |
| Industry | City Clerk |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 266 |
| Highest Grade | H 4 |
| 1935 Residence | Washington |
| Birth State | Washington |
| Birth Country | United States |
| Birthplace (normalized) | washington |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Axel Carlson (~0.92 confidence) and father John Carlson (~0.92 confidence) and mother Augusta Carlson (~0.92 confidence) and mother Sophia Carlson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Axel Carlson
b. ~1866
Source father
● Household
· direct · ~0.92
Father
John Carlson
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Augusta Carlson
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Sophia Carlson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Carlson
Head · 1940 · age 36 · b. ~1904 · Washington
★ 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 — King-County, Washington
Open full size
1940 US Federal Census — King-County, Washington
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04375-00550)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lorna Fishel | 3 | daughter | — | Washington |
| 2 | John F. Hill | 34 | brother-in-law | Pressman | Washington |
| 3 | Carl A. Carlson THIS PERSON | 36 | Head | Clerk | Washington |
| 4 | Betty L. Carlson | 33 | wife | — | Iowa |
| 5 | Jeanette Carlson | 5 | daughter | — | Washington |
| 6 | Ronald Carlson | 2 | son | — | Washington |
| 7 | Albert W. Nelson | 51 | Head | Laborer | Minnesota |
| 8 | Johanna Nelson | 82 | mother | — | Sweden |
| 9 | Thomas L. Morgan | 29 | Head | Bookkeeper | Washington |
| 10 | Ruby Morgan | 28 | wife | — | Utah |
| 11 | Janice L. Morgan | 3 | daughter | — | Washington |
| 12 | Alva H. Richardson | 33 | Head | Laborer | Nebraska |
| 13 | Fern Richardson | 33 | wife | Egg-Candler | Nebraska |
| 14 | Joyce Richardson | 9 | daughter | — | Nebraska |
| 15 | Rae Richardson | 8 | daughter | — | N. Dakota |
| 16 | Gloria Richardson | 16 | sister | — | Kansas |
| 17 | Leonard Fisher | 30 | brother-in-law | Warehouseman | N. Dakota |
| 18 | William Martin | 60 | Head | Clerk | Scotland |
| 19 | Alice Martin | 58 | wife | — | Indiana |
| 20 | Barbara Martin | 22 | daughter | Office Work | Washington |
| 21 | John Keggin | 32 | Head | Cook | Austria |
| 22 | Myrtle Keggin | 20 | wife | — | Washington |
| 23 | Jack Keggin | 6 | son | — | Washington |
| 24 | Harry Greening | 54 | Head | Accountant | England |
| 25 | Harriet Greening | 54 | wife | — | England |
| 26 | Andrew J. Meyers | 31 | Head | Radio Operator | Washington |
| 27 | Marcella Meyers | 30 | wife | — | Minnesota |
| 28 | James B. Meyers | 5 | son | — | Washington |
| 29 | Mary T. Meyers | 2 | daughter | — | Washington |
| 30 | William C. Williams | 70 | Head | — | Minnesota |
| 31 | Minnie Williams | 64 | wife | — | Minnesota |
| 32 | Violet L. Williams | 39 | daughter | Music Teacher | Minnesota |
| 33 | Victor R. A. Putnam | 60 | Head | Contractor | California |
| 34 | Hettie E. Putnam | 60 | wife | — | Kansas |
| 35 | Annie Walden | 60 | Head | Manager | Tennessee |
| 36 | John W. Waterfield | 73 | Head | Stereotyper | Michigan |
| 37 | Julia A. Waterfield | 71 | wife | — | Massachusetts |
| 38 | Maria Erickson | 71 | Head | — | Norway |
| 39 | Murray Battiston | 42 | Head | Distributor | Illinois |
| 40 | Gladys Battiston | 42 | wife | — | Illinois |
Pedigree Summary
Carl
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)