RJ
Roy Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Roy Johnson across the 1910, 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Andrew & Mabel — first a head (b.~1901), then head of a 3-person household.
Age 39
b. ~1901
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Johnson |
| Given Name | Roy E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Shipping Clerk |
| Industry | Feed Mill |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 226 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Shipping Clerk |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1901 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Roy | Age | Birth yr |
|---|---|---|---|---|
| Roy Johnson | Head | — | 39 | ~1901 |
| Donald Johnson | Son | — | 10 | ~1930 |
| Martha Johnson | Spouse | — | 39 | ~1901 |
Census Appearances
1910
Hennepin, Minnesota
Son, age 9
Hennepin, Minnesota · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Roy E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Hennepin, Minnesota
Son, age 19
Hennepin, Minnesota · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Roy A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Grinder |
| Industry | Optical Shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Head, age 29
Hennepin, Minnesota · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Roy E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 23 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Proprietor |
| Industry | Machine Shop |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 55 |
| Radio Set | R |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Head, age 39
Hennepin-County, Minnesota · implied b. ~1901 — 3 household members
| Surname | Johnson |
| Given Name | Roy E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Occupation | Shipping Clerk |
| Industry | Feed Mill |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 226 |
| Highest Grade | Hs 1 |
| 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 Roy Johnson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Johnson (~0.92 confidence) and mother Mabel Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Mabel Johnson
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Roy Johnson
Head · 1940 · age 39 · b. ~1901 · Minnesota
★ You are viewing this record
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
40 people indexed on this census page (nara:1940:m-t0627-01986-00779)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hazel Peters | 24 | Wife | — | Wisconsin |
| 2 | Kenneth Peters | 4 | Son | — | Minnesota |
| 3 | Yvonne Peterson | 21 | Sister-in-law | Waitress | Minnesota |
| 4 | John A. Dahl | 74 | Head | Proprietor | Sweden |
| 5 | Christine Dahl | 76 | Wife | — | Sweden |
| 6 | Charles E. Van Arnam | 55 | Head | Sheet Metal Worker | Minnesota |
| 7 | Mary Van Arnam | 50 | Wife | — | Minnesota |
| 8 | Veronica Van Arnam | 24 | Daughter | Mail Order Clerk | Minnesota |
| 9 | Mary Ann Van Arnam | 13 | Daughter | — | Minnesota |
| 10 | Phyllis Van Arnam | 9 | Daughter | — | Minnesota |
| 11 | Harriet Blum | 52 | Sister | Power Machine Operator | Minnesota |
| 12 | Clara Brenstad | 48 | Sister-in-law | New Worker | Minnesota |
| 13 | Vernon H. Sandin | 25 | Head | Jack Hammer Operator | Minnesota |
| 14 | June Sandin | 13 | Wife | — | Minnesota |
| 15 | Clarice Sandin | 1 | Daughter | — | Minnesota |
| 16 | Nancy Nelson | 43 | Head | — | Minnesota |
| 17 | Albert Nelson | 48 | Brother | Fireman | Minnesota |
| 18 | Edgar W. Nelson | 33 | Head | Box Sewer | Minnesota |
| 19 | Margaret E. Nelson | 29 | Wife | — | Minnesota |
| 20 | James T. Nelson | 1 | Son | — | Minnesota |
| 21 | Roy E. Johnson THIS PERSON | 39 | Head | Shipping Clerk | Minnesota |
| 22 | Martha L. Johnson | 39 | Wife | — | Sweden |
| 23 | Donald L. Johnson | 10 | Son | — | Minnesota |
| 24 | Andrew J. Johnson | 63 | Head | — | Sweden |
| 25 | Matilda Johnson | 68 | Wife | — | Sweden |
| 26 | Olaf Johnson | 73 | Head | — | Sweden |
| 27 | Josephine Johnson | 74 | Housekeeper | Housekeeper | Illinois |
| 28 | Melvin G. Benson | 27 | Head | Rug Weaver | Minnesota |
| 29 | Ida May Benson | 28 | Wife | — | Wisconsin |
| 30 | Ronald Benson | 5 | Son | — | Minnesota |
| 31 | Kenneth R. Cronander | 24 | Head | Salesman | Minnesota |
| 32 | Dorothy Cronander | 24 | Wife | — | Minnesota |
| 33 | Marlene Cronander | 5 | Daughter | — | Minnesota |
| 34 | Helma B. Larson | 49 | Mother-in-law | — | Minnesota |
| 35 | Lawrence W. Childers | 24 | Head | Box Car Loader | Illinois |
| 36 | Katherine Childers | 21 | Wife | Sticker Helper | Minnesota |
| 37 | Christine Anderson | 59 | Head | — | Sweden |
| 38 | Dale Hutchins | 12 | Grandson | — | Minnesota |
| 39 | Oscar B. Amble | 49 | Head | Oil Station Attendant | Minnesota |
| 40 | Mamie Amble | 52 | Wife | — | North Dakota |
Pedigree Summary
Roy
Gen 1 · 2 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)