RS
Ruth Swanson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, Illinois
Our Model Tree links this Ruth Swanson across the 1920, 1930 and 1940 US Censuses in Mercer-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, Illinois |
| Surname | Swanson |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Richland Grove Township |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Richland Grove Township |
| Est. Birth Year | ~1898 |
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 |
|---|---|---|---|---|
| Clyde Swanson | Other | — | 51 | ~1889 |
| Marjorie Swanson | Daughter | — | 18 | ~1922 |
| Lee Swanson | Head | — | 47 | ~1893 |
| Ruth Swanson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Mercer, Illinois
Spouse, age 21
Mercer, Illinois · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mercer, Illinois
Spouse, age 31
Mercer, Illinois · implied b. ~1899 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 25 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Beauty Culturist |
| Industry | At Home |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mercer-County, Illinois
Spouse, age 42
Mercer-County, Illinois · implied b. ~1898 — 4 household members
| Surname | Swanson |
| Given Name | Ruth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Richland Grove Township |
| 1935 Residence (County) | Mercer |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 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.
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This person
Anchor record
Ruth Swanson
Spouse · 1940 · age 42 · b. ~1898 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mercer-County, Illinois
Open full size
1940 US Federal Census — Mercer-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00858-00500)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Clyde Parker | 31 | Head | Operator | Illinois |
| 2 | Margaret Parker | 26 | Wife | — | Illinois |
| 3 | Clark Swanson | 44 | Head | Farmer | Illinois |
| 4 | Sarah Swanson | 38 | Wife | — | Illinois |
| 5 | Bruce Swanson | 16 | Son | — | Illinois |
| 6 | John Swanson | 13 | Son | — | Illinois |
| 7 | Barnett Johnson | 32 | Head | Farmer | Iowa |
| 8 | Leona Johnson | 33 | Wife | — | Iowa |
| 9 | Robert Johnson | 2 | Son | — | Iowa |
| 10 | Mary Johnson | 0 | Daughter | — | Iowa |
| 11 | Andrew Johnson | 57 | Head | Farmer | Sweden |
| 12 | Emma Johnson | 59 | Wife | — | Sweden |
| 13 | George Laktas | 51 | Head | Farmer | Yugoslavia |
| 14 | Catherine Laktas | 49 | Wife | — | Yugoslavia |
| 15 | Tommy Laktas | 18 | Son | Trucker | Illinois |
| 16 | Lester Chord | 28 | Head | Farm Hand | Illinois |
| 17 | Edna Chord | 19 | Wife | — | Illinois |
| 18 | Lee Swanson | 47 | Head | Farmer | Illinois |
| 19 | Ruth Swanson THIS PERSON | 42 | Wife | — | Illinois |
| 20 | Marjorie Swanson | 18 | Daughter | — | Illinois |
| 21 | Clyde Swanson | 51 | Brother | Farmer | Illinois |
| 22 | Mark Brown | 47 | Head | Farmer | Illinois |
| 23 | Violet Brown | 41 | Wife | — | Illinois |
| 24 | La Verne Brown | 18 | Son | Farmer | Illinois |
| 25 | Marjorie Ann Brown | 13 | Daughter | — | Illinois |
| 26 | Le Roy Young | 28 | Head | Farmer | Illinois |
| 27 | Mabell Young | 24 | Wife | — | Illinois |
| 28 | Gerald Young | 2 | Son | — | Illinois |
| 29 | Vicky Young | 1 | Daughter | — | Illinois |
| 30 | Vernon Rosenquist | 30 | Head | Machine Oper | Illinois |
| 31 | Anna Rosenquist | 29 | Wife | — | Iowa |
| 32 | William Pitman | 68 | Boarder | — | Illinois |
| 33 | Carl Hubbard | 44 | Head | Farmer | Iowa |
| 34 | Vesta Hubbard | 38 | Wife | — | Illinois |
| 35 | Darrel Hubbard | 10 | Son | — | Illinois |
| 36 | Clara Mcneal | 59 | Mother-in-law | — | Illinois |
| 37 | Roy Wertz | 37 | Head | Miner | Illinois |
| 38 | Violette Wertz | 37 | Wife | — | Illinois |
| 39 | Shirley Wertz | 9 | Daughter | — | Illinois |
| 40 | Mabel Wertz | 6 | 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)