CJ
Clifford Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Richland-County, North Dakota
Our Model Tree links this Clifford Johnson across the 1930 and 1940 US Censuses in Richland-County, North Dakota (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 12-person household.
Age 13
b. ~1927
Male
Son
Born: North Dakota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Richland-County, North Dakota |
| Surname | Johnson |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cass N. Dak |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Township / Ward | Helendale |
| Est. Birth Year | ~1927 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clifford | Age | Birth yr |
|---|---|---|---|---|
| Alma Johnson | Daughter | — | 17 | ~1923 |
| Lily Johnson | Daughter | — | 7 | ~1933 |
| Mary Johnson | Daughter | — | 9 | ~1931 |
| Joyce Johnson | Daughter | — | 4 | ~1936 |
| Henning Johnson | Head | — | 63 | ~1877 |
| Leo Johnson | Son | — | 10 | ~1930 |
| Henry Johnson | Son | — | 19 | ~1921 |
| Clifford Johnson | Son | — | 13 | ~1927 |
| Arthur Johnson | Son | — | 6 | ~1934 |
| Charles Johnson | Son | — | 11 | ~1929 |
| Edwin Johnson | Son | — | 15 | ~1925 |
| Lulu Johnson | Spouse | — | 46 | ~1894 |
Census Appearances
1930
Richland, North …
Son, age 3
Richland, North Dakota · implied b. ~1927 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | North Dakota |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1940
Richland-County, North …
Son, age 13
Richland-County, North Dakota · implied b. ~1927 — 12 household members
| Surname | Johnson |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | North Dakota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Cass N. Dak |
| Highest Grade | No 7 |
| 1935 Residence | Yes |
| 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 Clifford Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Clifford Johnson
Son · 1940 · age 13 · b. ~1927 · North Dakota
★ You are viewing this record
Sibling
Mary Johnson
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Johnson
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Johnson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Johnson
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Johnson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joyce Johnson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Johnson
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lily Johnson
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alma Johnson
Sibling · 1940 · age 17
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 — Richland-County, North Dakota
Open full size
1940 US Federal Census — Richland-County, North Dakota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03011-00341)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ben Sivertson | 57 | Head | Farming | Norway |
| 2 | Cora Sivertson | 51 | Wife | — | Minnesota |
| 3 | Melvin Sivertson | 22 | Son | Farming | Minnesota |
| 4 | Doris Sivertson | 15 | Daughter | — | North Dakota |
| 5 | Louis J. De Vries | 32 | Head | Farming | Iowa |
| 6 | Frances De Vries | 22 | Wife | — | North Dakota |
| 7 | Gerrit De Vries | 1 | Son | — | North Dakota |
| 8 | Henning Johnson | 63 | Head | Farming | Wisconsin |
| 9 | Lulu S. Johnson | 46 | Wife | — | North Dakota |
| 10 | Henry Johnson | 19 | Son | Farming | North Dakota |
| 11 | Alma Johnson | 17 | Daughter | — | North Dakota |
| 12 | Edwin Johnson | 15 | Son | Farming | North Dakota |
| 13 | Clifford Johnson THIS PERSON | 13 | Son | — | North Dakota |
| 14 | Charles Johnson | 11 | Son | — | North Dakota |
| 15 | Leo Johnson | 10 | Son | — | North Dakota |
| 16 | Mary Lou Johnson | 9 | Daughter | — | North Dakota |
| 17 | Lily Ann Johnson | 7 | Daughter | — | North Dakota |
| 18 | Arthur Johnson | 6 | Son | — | North Dakota |
| 19 | Joyce Johnson | 4 | Daughter | — | North Dakota |
| 20 | Peter Ashie | 56 | Head | Farming | North Dakota |
| 21 | Mabel Ashie | 54 | Wife | — | North Dakota |
| 22 | Joseph H. Radcliffe | 46 | Head | Farming | North Dakota |
| 23 | Mary Ann Radcliffe | 47 | Wife | — | North Dakota |
| 24 | Ruth Radcliffe | 21 | Daughter | Teacher | North Dakota |
| 25 | Robert Radcliffe | 17 | Son | — | North Dakota |
| 26 | Richard Radcliffe | 16 | Son | — | North Dakota |
| 27 | Leila S. Hendrickson | 25 | Lodger | Teacher | North Dakota |
| 28 | Sam A. Christianson | 57 | Head | Farming | Wisconsin |
| 29 | John A. Anderson | 63 | Head | Farming | Norway |
| 30 | Birdie Anderson | 56 | Wife | — | Norway |
| 31 | Emery Jenks | 26 | Head | Farming | North Dakota |
| 32 | Iona Jenks | 20 | Wife | — | North Dakota |
| 33 | Olga Jenks | 3 | Daughter | — | North Dakota |
| 34 | Violet Jenks | 2 | Daughter | — | North Dakota |
| 35 | John Bratland | 72 | Head | Farming | Norway |
| 36 | Hanna Bratland | 69 | Wife | — | Norway |
| 37 | Harry Bratland | 27 | Son | Farming | Norway |
| 38 | Henrietta Bratland | 27 | Wife | — | North Dakota |
| 39 | George Jery | 37 | Head | Farming | North Dakota |
| 40 | Florence Jery | 26 | Wife | — | North Dakota |
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)