RC
Ruth Carlson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Henry-County, Illinois
Our Model Tree links this Ruth Carlson across the 1920, 1930 and 1940 US Censuses in Henry-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1895), then head of a 5-person household.
Age 45
b. ~1895
Female
Spouse
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Illinois |
| Surname | Carlson |
| Given Name | Ruth E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Osco Township |
| 1935 Residence (County) | Henry |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Helper |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 5 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Helper |
| Township / Ward | Osco Township |
| Est. Birth Year | ~1895 |
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 |
|---|---|---|---|---|
| Clarence Carlson | Son | — | 21 | ~1919 |
| Ruth Carlson | Spouse | — | 45 | ~1895 |
| Frank Carlson | Head | — | 60 | ~1880 |
| J Carlson | Son | — | 19 | ~1921 |
| Olive Carlson | Daughter | — | 16 | ~1924 |
Census Appearances
1920
Henry, Illinois
Spouse, age 25
Henry, Illinois · implied b. ~1895 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Ruth E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Sweden |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1930
Henry, Illinois
Spouse, age 35
Henry, Illinois · implied b. ~1895 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Ruth S. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1914 |
| Age at First Marriage | 17 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Henry-County, Illinois
Spouse, age 45
Henry-County, Illinois · implied b. ~1895 — 5 household members
| Surname | Carlson |
| Given Name | Ruth E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Osco Township |
| 1935 Residence (County) | Henry |
| Naturalization Status | Naturalized |
| Occupation | Helper |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 5 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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.
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This person
Anchor record
Ruth Carlson
Spouse · 1940 · age 45 · b. ~1895 · 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 — Henry-County, Illinois
Open full size
1940 US Federal Census — Henry-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00812-00595)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Frank A. Carlson | 60 | Head | Farmer | Sweden |
| 42 | Ruth E. Carlson THIS PERSON | 45 | Wife | Helper | Sweden |
| 43 | Clarence F. Carlson | 21 | Son | Helper | Illinois |
| 44 | J. Robert Carlson | 19 | Son | Helper | Illinois |
| 45 | Olive Belle Carlson | 16 | Daughter | — | Illinois |
| 46 | Chester J. Gustafson | 32 | Head | Farmer | Illinois |
| 47 | Kathryn A. Gustafson | 33 | Wife | — | Illinois |
| 48 | John Burnson | 45 | Head | Farmer | Sweden |
| 49 | Alma A. Burnson | 38 | Wife | — | Illinois |
| 50 | Lois E. Burnson | 6 | Daughter | — | Illinois |
| 51 | P. Nelius Sten | 69 | Head | Farmer | Illinois |
| 52 | Minna C. Sten | 71 | Wife | Assistant | Illinois |
| 53 | Wallace R. Sten | 47 | Son | Assistant | Illinois |
| 54 | Harold M. Sten | 42 | Son | Assistant | Illinois |
| 55 | Ernest M. Johnson | 55 | Head | Farmer | Sweden |
| 56 | Ellen C. Johnson | 51 | Wife | Helper | Sweden |
| 57 | Donald M. Johnson | 21 | Son | Helper | Illinois |
| 58 | Raymond E. Johnson | 15 | Son | — | Illinois |
| 59 | Donna Jean Johnson | 9 | Daughter | — | Illinois |
| 60 | Mahlon A. Smith | 38 | Head | 1St Helper | Illinois |
| 61 | Martha J. Smith | 27 | Wife | — | Illinois |
| 62 | Patricia J. Smith | 3 | Daughter | — | Illinois |
| 63 | James E. Smith | 1 | Son | — | Illinois |
| 64 | Ed C. Carlson | 45 | Head | Farmer | Sweden |
| 65 | Myrtle J. Carlson | 25 | Wife | — | Illinois |
| 66 | Roland L. Carlson | 3 | Son | — | Illinois |
| 67 | Wilbur Jaquet | 23 | Hired hand | Laborer | South Dakota |
| 68 | Julius N. Westerlund | 68 | Head | — | Illinois |
| 69 | Etta A. Westerlund | 68 | Wife | — | Illinois |
| 70 | Wallace N. Westerlund | 38 | Head | Farmer | Illinois |
| 71 | Ruby M. Westerlund | 39 | Wife | — | Illinois |
| 72 | Kenneth W. Westerlund | 12 | Son | — | Illinois |
| 73 | Earl Byers | 24 | Hired hand | Laborer | Illinois |
| 74 | Roland J. Holke | 36 | Head | Farmer | Illinois |
| 75 | Louise P. Holke | 28 | Wife | — | Utah |
| 76 | Beverly J. Holke | 3 | Daughter | — | Illinois |
| 77 | Kathryn L. Holke | 1 | Daughter | — | Illinois |
| 78 | Robert F. Rahn | 51 | Head | Farmer | Illinois |
| 79 | Stella L. Rahn | 48 | Wife | — | Illinois |
| 80 | Charles Bystrom | 71 | Hired hand | — | Sweden |
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)