RJ
Ralph Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Clearwater-County, Minnesota
Our Model Tree links this Ralph Johnson across the 1920, 1930 and 1940 US Censuses in Clearwater-County, Minnesota (XGBoost, ~Confirmed), with identified parents Albert & Albert — first a son (b.~1919), then head of a 4-person household.
Age 21
b. ~1919
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clearwater-County, Minnesota |
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Clearwater |
| Additional Details | |
| Occupation | night guard |
| Industry | highway department |
| Class of Worker | GW |
| Hours Worked | 10 |
| Income (1939) | 345 |
| Highest Grade | No 7 |
| 1935 Residence | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Night Guard |
| Township / Ward | Bagley Village |
| Est. Birth Year | ~1919 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Minnie Johnson | Head | — | 51 | ~1889 |
| Harry Johnson | Son | — | 24 | ~1916 |
| William Johnson | Son | — | 25 | ~1915 |
| Ralph Johnson | Son | — | 21 | ~1919 |
Census Appearances
1920
Clearwater, Minnesota
Son, age 1
Clearwater, Minnesota · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Occupation | none |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Clearwater, Minnesota
Son, age 11
Clearwater, Minnesota · implied b. ~1919 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Clearwater-County, Minnesota
Son, age 21
Clearwater-County, Minnesota · implied b. ~1919 — 4 household members
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Clearwater |
| Occupation | night guard |
| Industry | highway department |
| Class of Worker | GW |
| Hours Worked | 10 |
| Income (1939) | 345 |
| Highest Grade | No 7 |
| 1935 Residence | Minnesota |
| 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 Ralph Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Albert Johnson (~0.92 confidence) and father Albert Johnson (~0.92 confidence) and mother Minnie Johnson (~0.92 confidence) and mother Minnie Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Albert Johnson
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Albert Johnson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Minnie Johnson
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Minnie Johnson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Johnson
Son · 1940 · age 21 · b. ~1919 · Minnesota
★ You are viewing this record
Sibling
Harry Johnson
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Johnson
Sibling · 1940 · age 25
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 — Clearwater-County, Minnesota
Open full size
1940 US Federal Census — Clearwater-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01914-00801)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Betty J. Larson | 16 | daughter | — | Minnesota |
| 42 | Allan Larson | 9 | son | — | Minnesota |
| 43 | Peter E. Onstad | 37 | head | Pastor | Minnesota |
| 44 | Alice Onstad | 35 | wife | — | No. Dakota |
| 45 | Peter Onstad | 7 | son | — | Minnesota |
| 46 | Jeanne Onstad | 1 | daughter | — | Minnesota |
| 47 | Oscar Stenstad | 52 | head | Janitor | No. Dakota |
| 48 | Borghild Stenstad | 43 | wife | — | Norway |
| 49 | Eunice Stenstad | 21 | daughter | Stenographer | Minnesota |
| 50 | Evelyn Stenstad | 17 | daughter | Helper | Minnesota |
| 51 | Marlys Stenstad | 12 | daughter | — | Minnesota |
| 52 | Andrew Pearson | 40 | head | Proprietor | Nebraska |
| 53 | Elizabeth Pearson | 30 | wife | Assistant | Minnesota |
| 54 | Robert Pearson | 4 | son | — | Minnesota |
| 55 | Ernest A. Sletten | 25 | head | Bookkeeper | Minnesota |
| 56 | Enid Sletten | 25 | wife | — | Minnesota |
| 57 | Jo Ellyn Sletten | 1 | daughter | — | Minnesota |
| 58 | Christian Paulson | 42 | head | Salesman | Minnesota |
| 59 | Carrie Paulson | 41 | wife | — | Norway |
| 60 | Sigrid Lillegaard | 87 | mother | — | Norway |
| 61 | Kenneth Ryde | 23 | lodger | Salesman | Minnesota |
| 62 | August Lindgren | 62 | head | Proprietor | Sweden |
| 63 | Alvin Lindgren | 23 | son | Truck Driver | Minnesota |
| 64 | Alfin Lindgren | 20 | son | — | Minnesota |
| 65 | Henry O. Gilbertson | 66 | head | Salesman | Iowa |
| 66 | Eldra Gilbertson | 62 | wife | Cook | Illinois |
| 67 | Harley Gilbertson | 31 | son | Common Laborer | Minnesota |
| 68 | Gladys Gilbertson | 23 | daughter-in-law | — | Minnesota |
| 69 | Minnie Johnson | 51 | head | — | Minnesota |
| 70 | William Johnson | 25 | son | Wood Cutter | Minnesota |
| 71 | Harry Johnson | 24 | son | Wood Cutter | Minnesota |
| 72 | Ralph Johnson THIS PERSON | 21 | son | Night Guard | Minnesota |
| 73 | Jennings Stenstad | 22 | head | Station Attendant | Minnesota |
| 74 | Jessie Stenstad | 25 | wife | Beauty Operator | Minnesota |
| 75 | Andy Ryan | 76 | head | Waiter | Minnesota |
| 76 | Emma Ryan | 76 | wife | — | Minnesota |
| 77 | George J. Hanley | 79 | head | Medical Doctor | Missouri |
| 78 | William Niench | 41 | head | Postmaster | No. Dakota |
| 79 | Josephine Niench | 28 | wife | — | Nebraska |
| 80 | Peter M. Peterson | 55 | head | Carpenter | Minnesota |
Related Census Records
Pedigree Summary
Ralph + 2 siblings
Gen 1 · 4 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)