ST
Sam Thompson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Worth-County, Iowa
Our Model Tree links this Sam Thompson across the 1920, 1930 and 1940 US Censuses in Worth-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 7-person household.
Age 59
b. ~1881
Male
Head
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Worth-County, Iowa |
| Surname | Thompson |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Hancock |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Farm operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Iowa |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Farm Operator |
| Township / Ward | Fertile Township |
| Est. Birth Year | ~1881 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Sam | Age | Birth yr |
|---|---|---|---|---|
| Warren Hallen | Son | — | 14 | ~1926 |
| Sam Thompson | Head | — | 59 | ~1881 |
| Elizabeth Thompson | Spouse | — | 53 | ~1887 |
| Joane Boutelier | Other | — | 78 | ~1862 |
| Carl Hallen | Son | — | 12 | ~1928 |
| Marie Hallen | Daughter | — | 16 | ~1924 |
| Sol Hallen | Son | — | 19 | ~1921 |
Census Appearances
1920
Blackhawk, Iowa
Head, age 36
Blackhawk, Iowa · implied b. ~1884 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Sam M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Norway |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Truckman |
| Industry | Street Car Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | R |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1930
Hancock, Iowa
Head, age 48
Hancock, Iowa · implied b. ~1882 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1883 |
| Age at First Marriage | 34 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Home Owned/Rented | R |
| Veteran | No |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Worth-County, Iowa
Head, age 59
Worth-County, Iowa · implied b. ~1881 — 7 household members
| Surname | Thompson |
| Given Name | Sam |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Hancock |
| Naturalization Status | Naturalized |
| Occupation | Farm operator |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | No 3 |
| 1935 Residence | Iowa |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 Sam Thompson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage.
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This person
Anchor record
Sam Thompson
Head · 1940 · age 59 · b. ~1881 · Iowa
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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 — Worth-County, Iowa
Open full size
1940 US Federal Census — Worth-County, Iowa
Page Contents
13 people indexed on this census page (nara:1940:m-t0627-01217-00147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 2 | Culrey|Aubrey Orcutt | 68 | Head | Farm Operator | Iowa |
| 3 | Mariah Orcutt | 57 | Wife | — | Iowa |
| 4 | John Hendrickson | 59 | Head | Farm Operator | Iowa |
| 5 | Clarence Hendrickson | 51 | Partner | Farm Operator | Iowa |
| 6 | Helen Helland | 60 | Housekeeper | Housekeeper | Iowa |
| 7 | Gert Orcutt | 71 | Head | — | Iowa |
| 8 | Sam Thompson THIS PERSON | 59 | Head | Farm Operator | Norway |
| 9 | Elizabeth Thompson | 53 | Wife | — | Iowa |
| 10 | Sol Hallen | 19 | Son | Farm Laborer | Iowa |
| 11 | Marie Hallen | 16 | Daughter | — | Iowa |
| 12 | Carl Hallen | 12 | Son | — | Iowa |
| 13 | Warren Hallen | 14 | Son | — | Iowa |
| 14 | Joane Boutelier | 78 | Mother-in-law | — | 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)