WR
William Robertson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Minnesota
Our Model Tree links this William Robertson across the 1930 and 1940 US Censuses in Marshall-County, Minnesota (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 10-person household.
Age 14
b. ~1926
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Minnesota |
| Surname | Robertson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Argyle Village |
| 1935 Residence (County) | Marshall |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same house |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Argyle Village |
| Est. Birth Year | ~1926 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Helen Robertson | Daughter | — | 16 | ~1924 |
| Margaret Robertson | Daughter | — | 6 | ~1934 |
| Milner Robertson | Head | — | 52 | ~1888 |
| Leanne Bedard | Other | — | 17 | ~1923 |
| Kenneth Robertson | Son | — | 4 | ~1936 |
| William Robertson | Son | — | 14 | ~1926 |
| James Robertson | Son | — | 12 | ~1928 |
| Edward Robertson | Son | — | 10 | ~1930 |
| John Robertson | Son | — | 2 | ~1938 |
| Celine Robertson | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Marshall, Minnesota
Son, age 4
Marshall, Minnesota · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Belgium |
| Can Read/Write | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Marshall-County, Minnesota
Son, age 14
Marshall-County, Minnesota · implied b. ~1926 — 10 household members
| Surname | Robertson |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Argyle Village |
| 1935 Residence (County) | Marshall |
| Class of Worker | 0 |
| Highest Grade | G 8 |
| 1935 Residence | Same house |
| 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 William Robertson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Robertson
Son · 1940 · age 14 · b. ~1926 · Minnesota
★ You are viewing this record
Sibling
Kenneth Robertson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Robertson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Robertson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Robertson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Robertson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Robertson
Sibling · 1940 · age 16
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 — Marshall-County, Minnesota
Open full size
1940 US Federal Census — Marshall-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01936-00294)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alice Brent | 11 | Daughter | — | Minnesota |
| 2 | Richard Brent | 8 | Son | — | Minnesota |
| 3 | Walter Brent | 5 | Son | — | Minnesota |
| 4 | Charles Brent | 2 | Son | — | Minnesota |
| 5 | Blank | None | — | — | — |
| 6 | Nels Amundrud | 73 | Head | — | Norway |
| 7 | Anna Amundrud | 71 | Wife | — | Sweden |
| 8 | Maggie Nelson | 49 | Head | — | Sweden |
| 9 | Boris Fournier | 39 | Head | Carpenter | Minnesota |
| 10 | Irene Fournier | 39 | Wife | — | Minnesota |
| 11 | Doris Fournier | 16 | Daughter | — | Minnesota |
| 12 | Edward Fournier | 90 | Father | — | Canada French |
| 13 | Charles Moore | 34 | Head | Superintendent | Kentucky |
| 14 | Bonnie Moore | 20 | Wife | — | Texas |
| 15 | Judith Charlene Moore | 1 | Daughter | — | Minnesota |
| 16 | Arnold Iverson | 24 | Head | Server | S. Dakota |
| 17 | Marie Iverson | 19 | Wife | — | Norway |
| 18 | Milner Robertson | 52 | Head | Farmer | Minnesota |
| 19 | Celine Robertson | 42 | Wife | — | Belgium |
| 20 | Helen Robertson | 16 | Daughter | — | Minnesota |
| 21 | William Robertson THIS PERSON | 14 | Son | — | Minnesota |
| 22 | James Robertson | 12 | Son | — | Minnesota |
| 23 | Edward Robertson | 10 | Son | — | Minnesota |
| 24 | Margaret Robertson | 6 | Daughter | — | Minnesota |
| 25 | Kenneth Robertson | 4 | Son | — | Minnesota |
| 26 | John Robertson | 2 | Son | — | Scotland |
| 27 | Leanne Bedard | 17 | Servant | Maid | Minnesota |
| 28 | Even Amundrud | 77 | Head | President | Norway |
| 29 | Pauline Amundrud | 74 | Wife | — | Norway |
| 30 | Amundrud | 44 | — | Secretary | — |
| 31 | John Hebert | 73 | Head | — | Canada French |
| 32 | Pamela Hebert | 70 | Wife | — | Canada French |
| 33 | William Stetzler | 25 | Head | Teacher | Minnesota |
| 34 | Rebecca Stetzler | 23 | Wife | — | Nebraska |
| 35 | William Stetzler | 1 | Son | — | Minnesota |
| 36 | Ole P. Olsens | 56 | Head | Barber | Minnesota |
| 37 | Anna Olsens | 54 | Wife | — | Minnesota |
| 38 | Ina Mae Olsens | 15 | Daughter | — | Minnesota |
| 39 | Blank Blank | None | — | — | — |
| 40 | Blank Blank | None | — | — | — |
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)