AJ
Alvin Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Carlton-County, Minnesota
Our Model Tree links this Alvin Johnson across the 1920, 1930 and 1940 US Censuses in Carlton-County, Minnesota (XGBoost, ~Confirmed), with identified parents Alfred — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Carlton-County, Minnesota |
| Surname | Johnson |
| Given Name | Alvin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Split Rock |
| 1935 Residence (County) | Carlton |
| Additional Details | |
| Occupation | Laborer |
| Industry | WPA Project |
| Class of Worker | GW |
| Hours Worked | 50 |
| Income (1939) | 188 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Laborer |
| Township / Ward | Split Rock |
| Est. Birth Year | ~1913 |
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 Alvin | Age | Birth yr |
|---|---|---|---|---|
| Alvin Johnson | Head | — | 27 | ~1913 |
| Martha Johnson | Spouse | — | 25 | ~1915 |
| Janice Johnson | Daughter | — | ~1940 | |
| Marlene Johnson | Daughter | — | 2 | ~1938 |
Census Appearances
1920
Carlton, Minnesota
Son, age 8
Carlton, Minnesota · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Albin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Carlton, Minnesota
Son, age 18
Carlton, Minnesota · implied b. ~1912 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Alvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Farm Laborer |
| Industry | General farming |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Carlton-County, Minnesota
Head, age 27
Carlton-County, Minnesota · implied b. ~1913 — 4 household members
| Surname | Johnson |
| Given Name | Alvin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Split Rock |
| 1935 Residence (County) | Carlton |
| Occupation | Laborer |
| Industry | WPA Project |
| Class of Worker | GW |
| Hours Worked | 50 |
| Income (1939) | 188 |
| 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 Alvin Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alfred Johnson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alfred Johnson
b. ~1873
Source father
● Household
· direct · ~0.92
This person
Anchor record
Alvin Johnson
Head · 1940 · age 27 · b. ~1913 · 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 — Carlton-County, Minnesota
Open full size
1940 US Federal Census — Carlton-County, Minnesota
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01910-00576)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Barbara Kaladge | 1 | Daughter | — | Minnesota |
| 42 | Joseph Kaladge | 51 | Head | — | Poland |
| 43 | Anthony Gresczyk | 43 | Head | — | Minnesota |
| 44 | Eleanor Gresczyk | 40 | Wife | — | Minnesota |
| 45 | Martha Gresczyk | 21 | Daughter | House Work | Minnesota |
| 46 | Veronica Gresczyk | 19 | Daughter | House Work | Minnesota |
| 47 | Gertrude Gresczyk | 17 | Daughter | House Work | Minnesota |
| 48 | Irene Gresczyk | 14 | Daughter | House Work | Minnesota |
| 49 | Anthony Jr. Gresczyk | 11 | Son | — | Minnesota |
| 50 | Marian Gresczyk | 8 | Daughter | — | Minnesota |
| 51 | Clemens Gresczyk | 5 | Son | — | Minnesota |
| 52 | Barbara Gresczyk | 2 | Daughter | — | Minnesota |
| 53 | Erwin E. Day | 32 | Head | Share Cropper | Minnesota |
| 54 | Arlene Day | 25 | Wife | House Work | Minnesota |
| 55 | Rodney Day | 2 | Son | — | Minnesota |
| 56 | John Kaladge | 52 | Head | Owner | Poland |
| 57 | Walter Kaladge | 22 | Son | Laborer | Minnesota |
| 58 | John Kaladge | 24 | Son | Mechanic | Minnesota |
| 59 | Emil Johnson | 34 | Head | Owner | Wisconsin |
| 60 | Gladys Johnson | 33 | Wife | House Work | Minnesota |
| 61 | Robert Johnson | 3 | Son | — | Minnesota |
| 62 | Lois Johnson | 0 | Daughter | — | Minnesota |
| 63 | Jensine Johnson | 69 | Head | — | Norway |
| 64 | Arthur Johnson | 27 | Head | Laborer | Minnesota |
| 65 | Loretta Tyman | 26 | Lodger | Teacher | Minnesota |
| 66 | Alvin Johnson THIS PERSON | 27 | Head | Laborer | Minnesota |
| 67 | Martha Johnson | 25 | Wife | Housework | Canada-Eng |
| 68 | Marlene Johnson | 2 | Daughter | — | Minnesota |
| 69 | Janice Johnson | 0 | Daughter | — | Minnesota |
| 70 | Emil Warpula | 47 | Head | Farmer | Finland |
| 71 | Emil Warpula | 57 | Boarder | Farmer | Finland |
| 72 | Gust Harkinen | 58 | Head | Farmer | Finland |
| 73 | Hilma Harkinen | 50 | Wife | House Work | Finland |
| 74 | Reiner Gresczyk | 38 | Head | Carpenter | Minnesota |
| 75 | Victoria Gresczyk | 42 | Wife | House Work | Minnesota |
| 76 | Leander Gresczyk | 14 | Son | — | Minnesota |
| 77 | Vernon Gresczyk | 12 | Son | — | Minnesota |
| 78 | Delores Gresczyk | 11 | Daughter | — | Minnesota |
| 79 | Alden Gresczyk | 8 | Son | — | Minnesota |
| 80 | Valentine Gresczyk | 3 | Son | — | Minnesota |
Pedigree Summary
Alvin
Gen 1 · 1 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)