KJ
Kenneth Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hennepin-County, Minnesota
Our Model Tree links this Kenneth Johnson across the 1920, 1930 and 1940 US Censuses in Hennepin-County, Minnesota (XGBoost, ~Confirmed), with identified parents Andrew & Amanda — first a son (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Male
Son
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hennepin-County, Minnesota |
| Surname | Johnson |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Additional Details | |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 500 |
| Highest Grade | H-4 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Mechanic |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1911 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Kenneth | Age | Birth yr |
|---|---|---|---|---|
| Mary Gunderson | Daughter | — | 21 | ~1919 |
| Lloyd Johnson | Daughter | — | 30 | ~1910 |
| Magnus Gunderson | Head | — | 60 | ~1880 |
| Marvin Gunderson | Son | — | 16 | ~1924 |
| Kenneth Johnson | Son | — | 29 | ~1911 |
| Lawrence Johnson | Son | — | 2 | ~1938 |
Census Appearances
1920
Hennepin, Minnesota
Son, age 8
Hennepin, Minnesota · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Kenneth W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Son, age 18
Hennepin, Minnesota · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Minnesota |
| Occupation | Apprentice |
| Industry | Electrician |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Hennepin-County, Minnesota
Son, age 29
Hennepin-County, Minnesota · implied b. ~1911 — 6 household members
| Surname | Johnson |
| Given Name | Kenneth |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Minneapolis City |
| 1935 Residence (County) | Hennepin |
| Occupation | Mechanic |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 500 |
| Highest Grade | H-4 |
| 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 Kenneth Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Johnson (~0.92 confidence) and mother Amanda Johnson (~0.92 confidence) and father Magnus Gunderson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Johnson
b. ~1847
Source father
● Household
· direct · ~0.92
Mother
Amanda Johnson
b. ~1866
Source mother
● Household
· direct · ~0.92
Father
Magnus Gunderson
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
Kenneth Johnson
Son · 1940 · age 29 · b. ~1911 · Minnesota
★ You are viewing this record
Sibling
Mary Gunderson
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lloyd Johnson
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Johnson
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marvin Gunderson
Sibling · 1940 · age 16
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
40 people indexed on this census page (nara:1940:m-t0627-01977-00131)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Earl Iverson | 18 | Son | Truck Driver | Wisconsin |
| 42 | Clarice Iverson | 16 | Daughter | — | Wisconsin |
| 43 | Laverne Iverson | 14 | Daughter | — | Wisconsin |
| 44 | Phyllis Iverson | 11 | Daughter | — | Minnesota |
| 45 | June Iverson | 8 | Daughter | — | Minnesota |
| 46 | Mildred Iverson | 20 | Daughter | — | North Dakota |
| 47 | John Farrier | 58 | Head | Truck Driver | Minnesota |
| 48 | Bertha Farrier | 57 | Wife | — | Minnesota |
| 49 | Bernice Farrier | 24 | Daughter | New Worker | Minnesota |
| 50 | Erma Farrier | 21 | Daughter | Bookkeeper | Minnesota |
| 51 | Magnus Gunderson | 60 | Head | Contractor | Norway |
| 52 | Mary Jane Gunderson | 21 | Daughter | File Clerk | Minnesota |
| 53 | Marvin Gunderson | 16 | Son | — | Minnesota |
| 54 | Kenneth Johnson THIS PERSON | 29 | Son | Mechanic | Minnesota |
| 55 | Lloyd Johnson | 30 | Daughter | — | Minnesota |
| 56 | Lawrence Johnson | 2 | Son | — | Minnesota |
| 57 | Henry Graham | 64 | Head | — | Missouri |
| 58 | Emily Graham | 63 | Wife | — | Tennessee |
| 59 | Thomas Graham | 30 | Son | — | Kansas |
| 60 | John Harris | 25 | Lodger | New Worker | Ohio |
| 61 | James Bennett | 46 | Head | Maintenance Man | Minnesota |
| 62 | Anna Bennett | 45 | Wife | — | Minnesota |
| 63 | Shirley Bennett | 18 | Daughter | Stenographer | Minnesota |
| 64 | Lenora Ritter | 44 | Head | Janitor | Hungary |
| 65 | Donald Ritter | 19 | Son | Grocery Clerk | Minnesota |
| 66 | Jacob Kranz | 70 | Head | Salesman | Minnesota |
| 67 | Josephine Kranz | 62 | Wife | — | Minnesota |
| 68 | Fred Kranz | 72 | Head | Manager | Minnesota |
| 69 | Anna Kranz | 73 | Wife | — | Minnesota |
| 70 | Caroline Kranz | 47 | Daughter | Saleswoman | Minnesota |
| 71 | Ina Deschene | 50 | Head | Maid | Iowa |
| 72 | Rudolph Mollner | 28 | Son-Law | Bricklayer | Minnesota |
| 73 | Merlyn Mollner | 25 | Daughter | — | Minnesota |
| 74 | Bertram Miller | 69 | Head | — | Wisconsin |
| 75 | Carrie Miller | 67 | Wife | — | Wisconsin |
| 76 | Loyd Brigham | 30 | Head | Repair Man | Minnesota |
| 77 | Doris Brigham | 29 | Wife | — | Minnesota |
| 78 | Mary Clarke | 62 | Head | — | Minnesota |
| 79 | Donald Harold | 63 | Head | — | Minnesota |
| 80 | August Johnson | 68 | Head | Flag Man | Sweden |
Pedigree Summary
Kenneth + 4 siblings
Gen 1 · 3 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)