WJ
Walter Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Grand-Forks-County, North Dakota
Our Model Tree links this Walter Johnson across the 1920, 1930 and 1940 US Censuses in Grand-Forks-County, North Dakota (XGBoost, ~Confirmed), with identified parents Sander & Sondy — first a son (b.~1908), then head of a 6-person household.
Age 32
b. ~1908
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Grand-Forks-County, North Dakota |
| Surname | Johnson |
| Given Name | Walter S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Grand Forks City |
| 1935 Residence (County) | Grand Forks |
| Additional Details | |
| Occupation | Partner |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Partner |
| Township / Ward | Grand Forks City |
| Est. Birth Year | ~1908 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Walter | Age | Birth yr |
|---|---|---|---|---|
| Ethelyn Johnson | Daughter | — | 24 | ~1916 |
| Betty Johnson | Daughter | — | 15 | ~1925 |
| Sander Johnson | Head | — | 55 | ~1885 |
| Rose Asgrimson | Other | — | 40 | ~1900 |
| Walter Johnson | Son | — | 32 | ~1908 |
| Leroy Johnson | Son | — | 20 | ~1920 |
Census Appearances
1920
Grand Forks, …
Son, age 12
Grand Forks, North Dakota · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Student |
| Industry | Grade School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Grand Forks, …
Son, age 23
Grand Forks, North Dakota · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Walter |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Grand-Forks-County, North …
Son, age 32
Grand-Forks-County, North Dakota · implied b. ~1908 — 6 household members
| Surname | Johnson |
| Given Name | Walter S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | Grand Forks City |
| 1935 Residence (County) | Grand Forks |
| Occupation | Partner |
| Industry | Building Construction |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same house |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 Walter Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Sander Johnson (~0.92 confidence) and father Sondy Johnson (~0.92 confidence) and mother Tilda Johnson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Sander Johnson
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Sondy Johnson
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Tilda Johnson
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Walter Johnson
Son · 1940 · age 32 · b. ~1908 · North Dakota
★ You are viewing this record
Sibling
Betty Johnson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Johnson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethelyn Johnson
Sibling · 1940 · age 24
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 — Grand-Forks-County, North Dakota
Open full size
1940 US Federal Census — Grand-Forks-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03002-00212)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Corinna Shaft | 41 | Head | — | North Dakota |
| 2 | Barbara Shaft | 15 | Daughter | — | North Dakota |
| 3 | Margaret Shaft | 13 | Daughter | Student | North Dakota |
| 4 | John Shaft | 12 | Son | — | North Dakota |
| 5 | Henry O. Ruud | 49 | Head | Specialist | Minnesota |
| 6 | Ruth Ella Ruud | 43 | Wife | — | North Dakota |
| 7 | Edward Ruud | 20 | Son | — | Minnesota |
| 8 | Hulda Anderson | 42 | Maid | Maid | Minnesota |
| 9 | John H. Moore | 45 | Head | Housework Doctor | North Dakota |
| 10 | Frances J. Moore | 42 | Wife | — | Minnesota |
| 11 | Josephine Mary Moore | 12 | Daughter | — | North Dakota |
| 12 | Janet Gordon Moore | 8 | Daughter | — | North Dakota |
| 13 | Frances Rose | 29 | Maid | Maid | North Dakota |
| 14 | Harry M. Mackenzie | 39 | Head | Cashier | Minnesota |
| 15 | Louise W. Mackenzie | 40 | Wife | — | Minnesota |
| 16 | William F. Mackenzie | 13 | Son | — | Minnesota |
| 17 | Nancy L. Mackenzie | 7 | Daughter | — | Minnesota |
| 18 | Joseph Schwab | 27 | Lodger | Teller | Minnesota |
| 19 | Peter Hollooth | 26 | Lodger | Auditor | Washington |
| 20 | Joseph B. Brelleten | 43 | Head | Owner | North Dakota |
| 21 | Anna P. Brelleten | 43 | Wife | — | North Dakota |
| 22 | Keith R. Brelleten | 16 | Son | Student | North Dakota |
| 23 | Paul J. Brelleten | 11 | Son | — | North Dakota |
| 24 | Jo Anne Brelleten | 10 | Daughter | — | North Dakota |
| 25 | Gertie Mae Honet | 43 | Maid | Maid | North Dakota |
| 26 | William H. Buechner | 43 | Head | Army Officer | Kentucky |
| 27 | Elizabeth Buechner | 37 | Wife | — | New York |
| 28 | Alan Buechner | 13 | Son | — | Texas |
| 29 | Elaine Buechner | 11 | Daughter | — | New York |
| 30 | Herbert M. Gaunt | 57 | Head | Salesman | Missouri |
| 31 | Clara L. Gaunt | 53 | Wife | Manager | North Dakota |
| 32 | Sander Johnson | 55 | Head | Manager | Sweden |
| 33 | Walter S. Johnson THIS PERSON | 32 | Son | Partner | North Dakota |
| 34 | Ethelyn Johnson | 24 | Daughter | Sales Lady | North Dakota |
| 35 | Leroy Johnson | 20 | Son | Student | North Dakota |
| 36 | Betty Ann Johnson | 15 | Daughter | Student | North Dakota |
| 37 | Rose Asgrimson | 40 | Maid | Maid | Iceland |
| 38 | John E. Altheide | 54 | Head | Medical Doctor | Wisconsin |
| 39 | Jennie Altheide | 55 | Wife | — | North Dakota |
| 40 | Eddie A. Fladland | 53 | Head | Owner - Manager | South Dakota |
Pedigree Summary
Walter + 3 siblings
Gen 1 · 3 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)