RS
Ruth Swanson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Ruth Swanson across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed), with identified parents Harry & Ida — first a daughter (b.~1896), then head of a 4-person household.
Age 44
b. ~1896
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Swanson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet Twp. |
| 1935 Residence (County) | Will |
| Additional Details | |
| Occupation | Secretary |
| Industry | Steam Rail-Road |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1778 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Secretary |
| Township / Ward | Joliet Twp |
| Est. Birth Year | ~1896 |
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 Ruth | Age | Birth yr |
|---|---|---|---|---|
| Agnes Tolf | Daughter | — | 47 | ~1893 |
| Ruth Swanson | Daughter | — | 44 | ~1896 |
| Leonard Tolf | Other | — | 50 | ~1890 |
| Mary Swanson | Head | — | 74 | ~1866 |
Census Appearances
1920
Will, Illinois
Daughter, age 23
Will, Illinois · implied b. ~1897 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Ruth S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Occupation | seamstress |
| Industry | overall factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Will, Illinois
Daughter, age 34
Will, Illinois · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Stenographer |
| Industry | Railroad Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Will-County, Illinois
Daughter, age 44
Will-County, Illinois · implied b. ~1896 — 4 household members
| Surname | Swanson |
| Given Name | Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 44 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Joliet Twp. |
| 1935 Residence (County) | Will |
| Occupation | Secretary |
| Industry | Steam Rail-Road |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 1778 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Swanson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Harry Swanson (~0.92 confidence) and mother Ida Swanson (~0.92 confidence) and mother Mary Swanson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Harry Swanson
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Ida Swanson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Mary Swanson
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Swanson
Daughter · 1940 · age 44 · b. ~1896 · Illinois
★ You are viewing this record
Sibling
Agnes Tolf
Sibling · 1940 · age 47
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 — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00909-00254)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carolyn Hohmann | 2 | Daughter | — | Illinois |
| 2 | James G. Collins | 36 | Head | Proprietor | Illinois |
| 3 | Florence D. Collins | 34 | Wife | — | Illinois |
| 4 | James G. Jr. Collins | 14 | Son | — | Illinois |
| 5 | John Collins | 10 | Son | — | Illinois |
| 6 | Shirley Collins | 5 | Daughter | — | Illinois |
| 7 | Charity Hercunda | 76 | Charity | — | California |
| 8 | Lena Anderson | 78 | Head | — | Missouri |
| 9 | Ray Anderson | 46 | Son | Truck Contractor | Illinois |
| 10 | Bee Florence Anderson | 36 | Daughter | Stenographer | Illinois |
| 11 | Caryl Anderson | 13 | Daughter | — | Illinois |
| 12 | Gloria Nichols | 4 | Daughter | — | Illinois |
| 13 | Robert Nichols | 4 | Grand-Son | — | Illinois |
| 14 | Howard Anderson | 45 | Head | Sales Manager | Illinois |
| 15 | Lucy Anderson | 43 | Wife | — | Illinois |
| 16 | Katherine Anderson | 12 | Daughter | — | Illinois |
| 17 | Howard Jr. Anderson | 9 | Son | — | Illinois |
| 18 | John D. Johnson | 52 | Head | Proprietor | Illinois |
| 19 | Emma Johnson | 49 | Wife | — | Illinois |
| 20 | Charlotte Johnson | 21 | Daughter | — | Illinois |
| 21 | Mary Swanson | 74 | Head | — | Sweden |
| 22 | Ruth Swanson THIS PERSON | 44 | Daughter | Secretary | Illinois |
| 23 | Agnes Tolf | 47 | Daughter | — | Illinois |
| 24 | Leonard W. Tolf | 50 | Son in law | Painter | Sweden |
| 25 | Peter Allai | 71 | Head | — | Italy |
| 26 | Clara Allai | 61 | Wife | — | Italy |
| 27 | James E. Whalen | 38 | Head | Teller | Illinois |
| 28 | Mary Whalen | 34 | Wife | — | Illinois |
| 29 | James Jr. Whalen | 10 | Son | — | Illinois |
| 30 | John Whalen | 9 | Son | — | Illinois |
| 31 | Gerald Whalen | 2 | Son | — | Illinois |
| 32 | Joseph Seppi | 68 | Head | — | Austria |
| 33 | Irene Seppi | 64 | Wife | — | Austria |
| 34 | Ida Seppi | 26 | Daughter | Nurse | Illinois |
| 35 | Emma Seppi | 24 | Daughter | Teacher | Illinois |
| 36 | Louis A. Seppi | 28 | Son | — | Illinois |
| 37 | Edward Fulton | 66 | Head | Laborer | West Virginia |
| 38 | Frieda Fulton | 59 | Wife | — | Germany |
| 39 | Gordon Bertagnoli | 19 | Lodger | Book-Keeper | Illinois |
Pedigree Summary
Ruth + 1 sibling
Gen 1 · 3 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)