HT
Henry Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clay-County, Minnesota
Our Model Tree links this Henry Thompson across the 1920, 1930 and 1940 US Censuses in Clay-County, Minnesota (XGBoost, ~Confirmed), with identified parents Simon & Ragnhild — first a head (b.~1887), then head of a 5-person household.
Age 53
b. ~1887
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clay-County, Minnesota |
| Surname | Thompson |
| Given Name | Henry O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Tansem Township |
| 1935 Residence (County) | Clay |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Farmer |
| Township / Ward | Tansem Township |
| Est. Birth Year | ~1887 |
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 Henry | Age | Birth yr |
|---|---|---|---|---|
| Henry Thompson | Head | — | 53 | ~1887 |
| Elton Thompson | Son | — | 7 | ~1933 |
| Stanford Thompson | Son | — | 14 | ~1926 |
| Arvid Thompson | Son | — | 12 | ~1928 |
| Emma Thompson | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Clay, Minnesota
Son, age 33
Clay, Minnesota · implied b. ~1887 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Henry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farm laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Clay, Minnesota
Head, age 43
Clay, Minnesota · implied b. ~1887 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Henry S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 35 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farmer |
| Industry | General farming |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Clay-County, Minnesota
Head, age 53
Clay-County, Minnesota · implied b. ~1887 — 5 household members
| Surname | Thompson |
| Given Name | Henry O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Tansem Township |
| 1935 Residence (County) | Clay |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Henry Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Simon Thompson (~0.92 confidence) and mother Ragnhild Thompson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Simon Thompson
b. ~1848
Source father
● Household
· direct · ~0.92
Mother
Ragnhild Thompson
b. ~1857
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Henry Thompson
Head · 1940 · age 53 · b. ~1887 · Minnesota
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Clay-County, Minnesota
Open full size
1940 US Federal Census — Clay-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01914-00742)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Reuben Nelson | 16 | Son | — | Minnesota |
| 2 | Robert Nelson | 14 | Son | — | Minnesota |
| 3 | Conrad Husby | 28 | Head | Farmer | Minnesota |
| 4 | Francis Husby | 25 | Wife | — | Minnesota |
| 5 | Ardis Husby | 3 | Daughter | — | Minnesota |
| 6 | Delores Husby | 2 | Daughter | — | Minnesota |
| 7 | Irene Husby | 1 | Daughter | — | Minnesota |
| 8 | Peder Stensgaard | 25 | Head | Farmer | Norway |
| 9 | Ronnough Stensgaard | 22 | Wife | — | Norway |
| 10 | Emma Stensgaard | 4 | Daughter | — | Minnesota |
| 11 | Ralph Stensgaard | 2 | Son | — | Minnesota |
| 12 | Elmer Kvereland | 34 | Head | Laborer | Minnesota |
| 13 | Mildred Kvereland | 21 | Wife | — | Minnesota |
| 14 | Chris Strandlien | 54 | Head | Farmer | Norway |
| 15 | Olga Strandlien | 57 | Wife | — | Minnesota |
| 16 | Robert Strandlien | 25 | Son | — | Minnesota |
| 17 | Mildred Strandlien | 18 | Daughter | — | Minnesota |
| 18 | Ruby Strandlien | 18 | Daughter | — | Minnesota |
| 19 | Hans Strandlien | 82 | Father | — | Norway |
| 20 | Theodore Arntson | 28 | Head | — | Norway |
| 21 | Arthur Larson | 38 | Partner | — | Minnesota |
| 22 | Orpha Larson | 26 | Wife | — | Minnesota |
| 23 | Clarice Larson | 2 | Daughter | — | Minnesota |
| 24 | Henry O. Thompson THIS PERSON | 53 | Head | Farmer | Minnesota |
| 25 | Emma Thompson | 44 | Wife | — | Minnesota |
| 26 | Stanford Thompson | 14 | Son | — | Minnesota |
| 27 | Arvid Thompson | 12 | Son | — | Minnesota |
| 28 | Elton Thompson | 7 | Son | — | Minnesota |
| 29 | Carl Nelson | 37 | Head | Farmer | Minnesota |
| 30 | Hilda Nelson | 39 | Sister | — | Minnesota |
| 31 | Arden Nelson | 5 | Nephew | — | Minnesota |
| 32 | Hans Haugrud | 71 | Head | Farmer | Minnesota |
| 33 | Lena Haugrud | 61 | Wife | — | Minnesota |
| 34 | Victor Haugrud | 28 | Son | — | Minnesota |
| 35 | Charles Haugrud | 26 | Son | — | Minnesota |
| 36 | Marion Haugrud | 20 | Daughter | — | Minnesota |
| 37 | Delores Haugrud | 18 | Daughter | — | Minnesota |
| 38 | Harley Haugrud | 13 | Son | — | Minnesota |
| 39 | Lars E. Haugstvedt | 77 | Head | Farmer | Norway |
| 40 | Ingeborg Haugstvedt | 72 | Wife | — | Minnesota |
Pedigree Summary
Henry
Gen 1 · 2 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)