JC
John Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Queens-County, New York
Our Model Tree links this John Carlson across the 1920, 1930 and 1940 US Censuses in Queens-County, New York (XGBoost, ~Confirmed), with identified parents Hans & Arthur — first a son (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Queens-County, New York |
| Surname | Carlson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Queens Borough City |
| 1935 Residence (County) | Queens |
| Additional Details | |
| Occupation | Clerk |
| Industry | Cons. Edison |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 1000 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Town |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Clerk |
| Township / Ward | Queens Borough City |
| Est. Birth Year | ~1919 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Gloria Carlson | Daughter | — | 10 | ~1930 |
| Helen Carlson | Daughter | — | 14 | ~1926 |
| Hans Carlson | Head | — | 57 | ~1883 |
| John Carlson | Son | — | 21 | ~1919 |
| Hattie Carlson | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Queens, New …
Son, age 1
Queens, New York · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Queens, New …
Son, age 11
Queens, New York · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | John H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Queens-County, New …
Son, age 21
Queens-County, New York · implied b. ~1919 — 5 household members
| Surname | Carlson |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Queens Borough City |
| 1935 Residence (County) | Queens |
| Occupation | Clerk |
| Industry | Cons. Edison |
| Class of Worker | PW |
| Hours Worked | 36 |
| Income (1939) | 1000 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Town |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hans Carlson (~0.92 confidence) and father Arthur Carlson (~0.92 confidence) and father Oscar Carlson (~0.92 confidence) and mother Hattie Carlson (~0.92 confidence) and mother Nellie Carlson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hans Carlson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Arthur Carlson
b. ~1888
Source father
● Household
· direct · ~0.92
Father
Oscar Carlson
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Hattie Carlson
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Nellie Carlson
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Carlson
Son · 1940 · age 21 · b. ~1919 · New York
★ You are viewing this record
Sibling
Gloria Carlson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Carlson
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Queens-County, New York
Open full size
1940 US Federal Census — Queens-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02738-00199)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas Zatrelle | 11 | Son | — | New York |
| 2 | Joseph H. Compton | 48 | Head | Bank Mgr. | New York |
| 3 | Julia M. Compton | 47 | Wife | — | New York |
| 4 | Gordon Compton | 17 | Son | — | New York |
| 5 | Reese E. Warnke | 59 | Head | Engineer | Maine |
| 6 | Pearl B. Warnke | 57 | Wife | — | Maine |
| 7 | Charles F. Warnke | 23 | Son | Clerk | New York |
| 8 | Leonard Lidell | 30 | Roomer | Attendant | Florida |
| 9 | Fred A. Denz | 44 | Head | Draughtsman | Switzerland |
| 10 | Charlotte F. Denz | 38 | Wife | Steno | New York |
| 11 | Carol M. Denz | 12 | Daughter | — | New York |
| 12 | Minnie Seelen | 56 | Roomer | — | New York |
| 13 | Charles W. Brinks | 45 | Head | Salesman | New York |
| 14 | Margaret R. Brinks | 48 | Wife | — | New York |
| 15 | Carl F. Brinks | 20 | Son | Messenger | New York |
| 16 | Mary E. Minnamaugh | 77 | Mother in l | — | New York |
| 17 | Hans Carlson | 57 | Head | Painter | Sweden |
| 18 | Hattie Carlson | 49 | Wife | — | New York |
| 19 | John Carlson THIS PERSON | 21 | Son | Clerk | New York |
| 20 | Helen Carlson | 14 | Daughter | — | New York |
| 21 | Gloria Carlson | 10 | Daughter | — | New York |
| 22 | John Ferraro | 41 | Head | Cutter | New York |
| 23 | Theresa Ferraro | 35 | Wife | — | New York |
| 24 | Rose M. Ferraro | 13 | Daughter | — | New York |
| 25 | Lucille Ferraro | 11 | Daughter | — | New York |
| 26 | Angelina Mancuso | 63 | Mother in l | — | Italy |
| 27 | Anthony Mancuso | 26 | Brother in l | Organist | New York |
| 28 | Samuel J. Sax | 46 | Head | Photographer | Russia |
| 29 | Rose Sax | 41 | Wife | — | New York |
| 30 | Martin Sax | 13 | Son | — | New York |
| 31 | Ruth Sax | 10 | Daughter | — | New York |
| 32 | Fred Ceblus | 46 | Head | Salesman | New York |
| 33 | Loretta Ceblus | 45 | Wife | — | New York |
| 34 | Thomas Ceblus | 17 | Son | — | New York |
| 35 | Charles Ceblus | 9 | Son | — | New York |
| 36 | Arthur Partridge | 47 | Head | Architect | Ohio |
| 37 | Anita Partridge | 40 | Wife | — | Maine |
| 38 | Harry Kippin | 50 | Head | Supervisor | Rhode Isl. |
| 39 | Florence Kippin | 44 | Wife | — | Texas |
| 40 | Harry Jr. Kippin | 23 | Son | Asst Editor | New York |
Pedigree Summary
John + 2 siblings
Gen 1 · 5 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)