RS
Robert Swanson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kane-County, Illinois
Our Model Tree links this Robert Swanson across the 1930 and 1940 US Censuses in Kane-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 8-person household.
Age 10
b. ~1930
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kane-County, Illinois |
| Surname | Swanson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | St Charles |
| 1935 Residence (County) | Kane |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Ill |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | St Charles |
| Est. Birth Year | ~1930 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Frank Swanson | Head | — | 50 | ~1890 |
| Bernice Swanson | Daughter | — | 17 | ~1923 |
| Hulda Swanson | Spouse | — | 47 | ~1893 |
| Ardythe Swanson | Daughter | — | 23 | ~1917 |
| Robert Swanson | Son | — | 10 | ~1930 |
| David Swanson | Son | — | 6 | ~1934 |
| Richard Swanson | Son | — | 12 | ~1928 |
| Janet Swanson | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Kane, Illinois
Son, age 1
Kane, Illinois · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Kane-County, Illinois
Son, age 10
Kane-County, Illinois · implied b. ~1930 — 8 household members
| Surname | Swanson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | St Charles |
| 1935 Residence (County) | Kane |
| Highest Grade | No 4 |
| 1935 Residence | Ill |
| 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 Robert Swanson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Swanson
Son · 1940 · age 10 · b. ~1930 · Illinois
★ You are viewing this record
Sibling
Bernice Swanson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ardythe Swanson
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Swanson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Swanson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Janet Swanson
Sibling · 1940 · age 19
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 — Kane-County, Illinois
Open full size
1940 US Federal Census — Kane-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00822-00448)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Susan Becher | 1 | Daughter | — | Illinois |
| 42 | Barry Becher | 0 | Son | — | Illinois |
| 43 | Frank Glenn | 50 | Head | Laborer | Michigan |
| 44 | Sarah Glenn | 58 | Sister | — | Ohio |
| 45 | Samuel Thomson | 71 | Head | — | Minnesota |
| 46 | Elsie M Thomson | 72 | Wife | — | Minnesota |
| 47 | Herman Tredup | 47 | Head | Landscaping | Illinois |
| 48 | Agnes Tredup | 42 | Wife | — | Illinois |
| 49 | Ralph Tredup | 20 | Son | Assembler | Illinois |
| 50 | Raymond Tredup | 18 | Son | Laborer | Illinois |
| 51 | Edward Tredup | 16 | Son | New Worker | Illinois |
| 52 | Donald Tredup | 9 | Son | — | Illinois |
| 53 | Richard Tredup | 6 | Son | — | Illinois |
| 54 | Lois Tredup | 3 | Daughter | — | Illinois |
| 55 | Frank Swanson | 50 | Head | Maintenance | Illinois |
| 56 | Hulda Swanson | 47 | Wife | — | Illinois |
| 57 | Ardythe Swanson | 23 | Daughter | New Worker | Illinois |
| 58 | Janet Swanson | 19 | Daughter | New Worker | Illinois |
| 59 | Bernice Swanson | 17 | Daughter | Laborer | Illinois |
| 60 | Richard Swanson | 12 | Son | — | Illinois |
| 61 | Robert Swanson THIS PERSON | 10 | Son | — | Illinois |
| 62 | David Swanson | 6 | Son | — | Illinois |
| 63 | Paul Neff | 32 | Head | Laborer | Illinois |
| 64 | Jane Neff | 34 | Wife | — | Illinois |
| 65 | Delores Neff | 9 | Daughter | — | Illinois |
| 66 | Joan Neff | 7 | Daughter | — | Illinois |
| 67 | Carole Neff | 3 | Daughter | — | Illinois |
| 68 | Jane P Neff | 0 | Daughter | — | Illinois |
| 69 | Edward Spriet | 41 | Head | Laborer | Illinois |
| 70 | Clara Spriet | 35 | Wife | — | Illinois |
| 71 | Edwin Spriet | 17 | Son | New Worker | Illinois |
| 72 | Fredrick Spriet | 13 | Son | — | Illinois |
| 73 | David R Spriet | 3 | Son | — | Illinois |
| 74 | Joseph Brown | 36 | Lodger | Laborer | Illinois |
| 75 | Philip Elberg | 44 | Head | Custodian | Illinois |
| 76 | Sophie Elberg | 43 | Wife | — | Germany |
| 77 | Philip Jr Elberg | 20 | Son | New Worker | Illinois |
| 78 | Fredda Elberg | 13 | Daughter | — | Illinois |
| 79 | Loretta Elberg | 11 | Daughter | — | Illinois |
| 80 | Clara Elberg | 9 | Daughter | — | Illinois |
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)