RJ
Ralph Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Ralph Johnson across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Male
Son
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Wire cutter |
| Industry | Excelsior Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 880 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Wire Cutter |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1918 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Ruby Johnson | Daughter | — | 8 | ~1932 |
| John Johnson | Head | — | 54 | ~1886 |
| Ralph Johnson | Son | — | 22 | ~1918 |
| Clifford Johnson | Son | — | 12 | ~1928 |
| Orville Johnson | Son | — | 16 | ~1924 |
| Vernon Johnson | Son | — | 21 | ~1919 |
| Myrtle Johnson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Hennepin, Minnesota
Son, age 2
Hennepin, Minnesota · implied b. ~1918 — 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 | 2 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Son, age 12
Hennepin, Minnesota · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 22
Hennepin-County, Minnesota · implied b. ~1918 — 7 household members
| Surname | Johnson |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Occupation | Wire cutter |
| Industry | Excelsior Factory |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 880 |
| 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 Ralph Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Johnson (~0.92 confidence) and father John Johnson (~0.92 confidence) and father Fred Johnson (~0.92 confidence) and mother Frances Johnson (~0.92 confidence) and mother Myrtle Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
John Johnson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Fred Johnson
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Frances Johnson
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Myrtle Johnson
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Johnson
Son · 1940 · age 22 · b. ~1918 · Minnesota
★ You are viewing this record
Sibling
Clifford Johnson
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Orville Johnson
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruby Johnson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vernon Johnson
Sibling · 1940 · age 21
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 — Hennepin-County, Minnesota
Open full size
1940 US Federal Census — Hennepin-County, Minnesota
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01986-00824)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gladys Mccoy | 40 | Daughter | Grader | Minnesota |
| 42 | Marion Mccoy | 35 | Daughter | Office Clerk | Minnesota |
| 43 | John Johnson | 54 | Head | Clerk | Minnesota |
| 44 | Myrtle R. Johnson | 42 | Wife | Laborer | Minnesota |
| 45 | Ralph Johnson THIS PERSON | 22 | Son | Wire Cutter | Minnesota |
| 46 | Vernon A. Johnson | 21 | Son | Crew Leader | Minnesota |
| 47 | Orville Johnson | 16 | Son | Newsboy | Minnesota |
| 48 | Clifford Johnson | 12 | Son | — | Minnesota |
| 49 | Ruby Johnson | 8 | Daughter | — | Minnesota |
| 50 | Leo Noppl | 29 | Head | Electric Welder | Wisconsin |
| 51 | Gabriel R. Noppl | 28 | Wife | — | Canada-French |
| 52 | Ronald Noppl | 5 | Son | — | Minnesota |
| 53 | Joan Noppl | 4 | Daughter | — | Minnesota |
| 54 | Eugene Noppl | 3 | Son | — | Minnesota |
| 55 | Pamela Noppl | 1 | Daughter | — | Minnesota |
| 56 | Dominic Totino | 68 | Head | — | Italy |
| 57 | Rose Totino | 53 | Wife | — | Italy |
| 58 | John Totino | 25 | Son | Attendant | Minnesota |
| 59 | Sam Totino | 21 | Son | Cook | Minnesota |
| 60 | Margaret Totino | 17 | Daughter | — | Minnesota |
| 61 | Nick Totino | 15 | Son | — | Minnesota |
| 62 | Margaret Totino | 21 | Daughter-in-law | Clerk In Commissary | Minnesota |
| 63 | Georgine Totino | 2 | Granddaughter | — | Minnesota |
| 64 | Frank Totino | 30 | Head | Icing Mixer | Minnesota |
| 65 | Sofie Totino | 22 | Wife | Cake Wrapper | Minnesota |
| 66 | Ralph Morello | 59 | Head | — | Italy |
| 67 | Sara Morello | 49 | Wife | Sorter Paper Sorter | Italy |
| 68 | Irene Morello | 18 | Daughter | Booker | Minnesota |
| 69 | Dick Morello | 4 | Grandson | — | Minnesota |
| 70 | Edwin Feeser | 24 | Head | Assistant Traffic Manager | Minnesota |
| 71 | Julia Feeser | 26 | Wife | — | Minnesota |
| 72 | Marilyn Feeser | 2 | Daughter | — | Minnesota |
| 73 | George Callahan | 63 | Head | Truck Driver | Minnesota |
| 74 | Melyna Callahan | 61 | Wife | — | Minnesota |
| 75 | Lewis Lyford | 54 | Brother-in-law | Draftsman | Minnesota |
| 76 | William Tuttle | 43 | Head | Police Recorder | Wisconsin |
| 77 | Kathryn Tuttle | 30 | Wife | Police Reporter | Minnesota |
| 78 | Patricia Tuttle | 2 | Daughter | — | Minnesota |
| 79 | Nicholas Tuttle | 1 | Son | — | Minnesota |
Pedigree Summary
Ralph + 4 siblings
Gen 1 · 5 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)