RC
Ruth Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ramsey-County, Minnesota
Our Model Tree links this Ruth Carlson across the 1920, 1930 and 1940 US Censuses in Ramsey-County, Minnesota (XGBoost, ~Confirmed), with identified parents Axel & Carl — first a daughter (b.~1919), then head of a 5-person household.
Age 21
b. ~1919
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Ramsey-County, Minnesota |
| Surname | Carlson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Saint Paul City |
| 1935 Residence (County) | Ramsey |
| Additional Details | |
| Occupation | Display Clerk |
| Industry | Soap Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Display Clerk |
| Township / Ward | Saint Paul 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 Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Carlson | Daughter | — | 21 | ~1919 |
| Carl Carlson | Head | — | 53 | ~1887 |
| Elmer Carlson | Son | — | 27 | ~1913 |
| Leonard Carlson | Son | — | 26 | ~1914 |
| Anna Carlson | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Ramsey, Minnesota
Daughter, age 1
Ramsey, Minnesota · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Ramsey, Minnesota
Daughter, age 11
Ramsey, Minnesota · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Ramsey-County, Minnesota
Daughter, age 21
Ramsey-County, Minnesota · implied b. ~1919 — 5 household members
| Surname | Carlson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Saint Paul City |
| 1935 Residence (County) | Ramsey |
| Occupation | Display Clerk |
| Industry | Soap Company |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 900 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Ruth Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Axel Carlson (~0.92 confidence) and father Carl Carlson (~0.92 confidence) and father Carl Carlson (~0.92 confidence) and mother Anna Carlson (~0.92 confidence) and mother Anna Carlson (~0.92 confidence) and mother Anna Carlson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Axel Carlson
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Carl Carlson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Carl Carlson
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Anna Carlson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Anna Carlson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Anna Carlson
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Carlson
Daughter · 1940 · age 21 · b. ~1919 · Minnesota
★ You are viewing this record
Sibling
Leonard Carlson
Sibling · 1940 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Carlson
Sibling · 1940 · age 27
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 — Ramsey-County, Minnesota
Open full size
1940 US Federal Census — Ramsey-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02004-00075)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Boyd | 50 | Head | T. | Minnesota |
| 42 | Helen M. Roland | 56 | Head | Soap Dept Mgr | Norway |
| 43 | Virginia Roland | 56 | Wife | — | Wisconsin |
| 44 | David Mckinney | 43 | Head | Watchmaker | Minnesota |
| 45 | Alice Mckinney | 55 | Wife | — | Germany |
| 46 | Bernice Mckinney | 18 | Daughter | — | Minnesota |
| 47 | Frances Leeke | 43 | Head | Office Clerk | Minnesota |
| 48 | Robert Leeke | 14 | Son | — | Minnesota |
| 49 | Lillian Dehoux | 49 | Head | — | Minnesota |
| 50 | Raymond Dehoux | 29 | Son | Upholsterer | Minnesota |
| 51 | Arthur Dehoux | 22 | Son | — | Minnesota |
| 52 | Lillian Dehoux | 18 | Daughter | — | Minnesota |
| 53 | Arthur L. Graiziger | 49 | Head | Service Man | Illinois |
| 54 | Harriet Graiziger | 47 | Wife | — | Minnesota |
| 55 | Ruth Graiziger | 23 | Daughter | Telephone Operator | Minnesota |
| 56 | Robert Graiziger | 18 | Son | — | Minnesota |
| 57 | Albert Graiziger | 11 | Son | — | Minnesota |
| 58 | Peter J. Hubert | 53 | Head | Caretaker | Luxemburg |
| 59 | Frances Hubert | 57 | Wife | — | Germany |
| 60 | Joseph Webber | 58 | Head | Assembler | Minnesota |
| 61 | Mary Webber | 52 | Wife | — | Minnesota |
| 62 | Catherine Webber | 26 | Daughter | — | Minnesota |
| 63 | Bernard Martinson | 24 | Head | Salesman | Minnesota |
| 64 | Elizabeth Martinson | 19 | Wife | Saleslady | Michigan |
| 65 | Joseph Juonoukos | 31 | Head | Ironworker | Minnesota |
| 66 | Caroline Juonoukos | 33 | Wife | — | Minnesota |
| 67 | Joseph Jr. Juonoukos | 10 | Son | — | Minnesota |
| 68 | James Juonoukos | 6 | Son | — | Minnesota |
| 69 | Daniel Juonoukos | 7 | Son | — | Minnesota |
| 70 | Joyce Juonoukos | 2 | Daughter | — | Minnesota |
| 71 | Robert Buss | 41 | Boarder | Display Man | Minnesota |
| 72 | Carl Carlson | 53 | Head | Car Repairer | Sweden |
| 73 | Anna Carlson | 51 | Wife | — | Sweden |
| 74 | Leonard Carlson | 26 | Son | Sand Blaster | Minnesota |
| 75 | Elmer Carlson | 27 | Son | — | Minnesota |
| 76 | Ruth Carlson THIS PERSON | 21 | Daughter | Display Clerk | Minnesota |
| 77 | Theodore Bongard | 56 | Head | Foreman | Minnesota |
| 78 | Anna Bongard | 51 | Wife | — | Wisconsin |
| 79 | Lester Bongard | 21 | Son | Car Washer | Minnesota |
| 80 | Roy Bongard | 19 | Son | Floor Worker | Minnesota |
Pedigree Summary
Ruth + 2 siblings
Gen 1 · 6 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)