RJ
Richard Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Delta-County, Michigan
Our Model Tree links this Richard Johnson across the 1920, 1930 and 1940 US Censuses in Delta-County, Michigan (XGBoost, ~Confirmed), with identified parents James & Julius — first a son (b.~1918), then head of a 4-person household.
Age 22
b. ~1918
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delta-County, Michigan |
| Surname | Johnson |
| Given Name | Richard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Bark River Township |
| 1935 Residence (County) | Delta |
| Additional Details | |
| Occupation | farming |
| Industry | Own farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 250 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Farming |
| Township / Ward | Bark River Township |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Julius Johnson | Head | — | 73 | ~1867 |
| Richard Johnson | Son | — | 22 | ~1918 |
| Clifford Johnson | Son | — | 25 | ~1915 |
| Inga Johnson | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Delta, Michigan
Son, age 1
Delta, Michigan · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Delta, Michigan
Son, age 12
Delta, Michigan · implied b. ~1918 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Delta-County, Michigan
Son, age 22
Delta-County, Michigan · implied b. ~1918 — 4 household members
| Surname | Johnson |
| Given Name | Richard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Bark River Township |
| 1935 Residence (County) | Delta |
| Occupation | farming |
| Industry | Own farm |
| Class of Worker | NP |
| Hours Worked | 60 |
| Income (1939) | 250 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Richard Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Johnson (~0.92 confidence) and father Julius Johnson (~0.92 confidence) and father Julius Johnson (~0.92 confidence) and mother Ingrid Johnson (~0.92 confidence) and mother Inga Johnson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Julius Johnson
b. ~1867
Source father
● Household
· direct · ~0.92
Father
Julius Johnson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Ingrid Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Inga Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard Johnson
Son · 1940 · age 22 · b. ~1918 · Michigan
★ You are viewing this record
Sibling
Clifford 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 — Delta-County, Michigan
Open full size
1940 US Federal Census — Delta-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01745-00064)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | June Catherine Paral | 3 | daughter | — | Michigan |
| 2 | Lois Paral | 1 | daughter | — | Michigan |
| 3 | Caroline Paral | 0 | daughter | — | Michigan |
| 4 | Herman A Peterson | 67 | head | Farming | Sweden |
| 5 | Emma Peterson | 56 | wife | — | Sweden |
| 6 | Herbert Peterson | 22 | son | Farming | Michigan |
| 7 | Julius A Johnson | 73 | head | Farming | Sweden |
| 8 | Inga Johnson | 64 | wife | — | Sweden |
| 9 | Clifford Johnson | 25 | son | Farming | Michigan |
| 10 | Richard Johnson THIS PERSON | 22 | son | Farming | Michigan |
| 11 | Andrew Dahl | 67 | head | Laborer | Sweden |
| 12 | Girty Dahl | 59 | wife | — | Germany |
| 13 | Gustave A Dahl | 24 | son | Farming | Michigan |
| 14 | Edward O Peterson | 51 | head | Farming | Sweden |
| 15 | Ida Peterson | 52 | wife | — | Wisconsin |
| 16 | Harold Peterson | 18 | son | — | Michigan |
| 17 | Bertel Palmgren | 38 | head | Farming | Michigan |
| 18 | Herman Palmgren | 40 | brother | Laborer (Wpa) | Michigan |
| 19 | Ellen Palmgren | 39 | sister-in-law | — | Michigan |
| 20 | Arnold Palmgren | 20 | nephew | — | Michigan |
| 21 | Wesley Palmgren | 18 | nephew | — | Michigan |
| 22 | Marvin Palmgren | 17 | nephew | — | Michigan |
| 23 | Chester Palmgren | 15 | nephew | — | Michigan |
| 24 | Donald Palmgren | 10 | nephew | — | Michigan |
| 25 | Kenneth Palmgren | 9 | nephew | — | Michigan |
| 26 | Jean Palmgren | 7 | niece | — | Michigan |
| 27 | Rose Ellen Palmgren | 3 | niece | — | Michigan |
| 28 | Henry O Vanentwort | 54 | head | Farming | Wisconsin |
| 29 | Edith Vanentwort | 50 | wife | — | Michigan |
| 30 | Donald Vanentwort | 21 | son | Farming | Michigan |
| 31 | Rita Vanentwort | 18 | daughter | — | Wisconsin |
| 32 | Clyde Vanentwort | 16 | son | — | Wisconsin |
| 33 | Fred Sr Knauf | 60 | head | Farming | Germany |
| 34 | Pauline Knauf | 56 | wife | — | Germany |
| 35 | Leo Knauf | 24 | son | Trucker | Michigan |
| 36 | Theresa Knauf | 21 | daughter | Stenographer | Michigan |
| 37 | Fred Knauf | 19 | son | — | Michigan |
| 38 | Raymond Knauf | 17 | son | — | Michigan |
| 39 | Lawrence Knauf | 16 | son | Trucking | Michigan |
| 40 | Mary Melin Knauf | 22 | daughter-in-law | — | Michigan |
Related Census Records
Pedigree Summary
Richard + 1 sibling
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)