MJ
Melvin Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · St Louis, Minnesota
Our Model Tree links this Melvin Johnson across the 1910, 1920 and 1930 US Censuses in St Louis, Minnesota (XGBoost, ~Confirmed), with identified parents Severin & Gustave — first a son (b.~1909), then head of a 7-person household.
Age 21
b. ~1909
Male
Son
Born: Minnesota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Louis, Minnesota |
| Surname | Johnson |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Age at First Marriage | W |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Truck driver |
| Industry | Road construction |
| Class of Worker | 4X71 |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Truck Driver |
| Township / Ward | Mcdavitt Township |
| Est. Birth Year | ~1909 |
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 1930 census.
| Name | Relation to head | Relative to Melvin | Age | Birth yr |
|---|---|---|---|---|
| Clara Johnson | Daughter | — | 16 | ~1914 |
| Severin Johnson | Head | — | 61 | ~1869 |
| Mary Johnson | Other | — | 52 | ~1878 |
| Christiana Gunderson | Other | — | 80 | ~1850 |
| Elias Johnson | Son | — | 18 | ~1912 |
| Melvin Johnson | Son | — | 21 | ~1909 |
| Sigurd Johnson | Son | — | 23 | ~1907 |
Census Appearances
1910
St Louis, …
Son, age 1
St Louis, Minnesota · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Norway |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
St Louis, …
Son, age 10
St Louis, Minnesota · implied b. ~1910 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Melvin |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
St Louis, …
Son, age 21
St Louis, Minnesota · implied b. ~1909 — 7 household members
| Surname | Johnson |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Age at First Marriage | W |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Truck driver |
| Industry | Road construction |
| Class of Worker | 4X71 |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Melvin Johnson across 3 US Census years (1910, 1920 and 1930) in St Louis, Minnesota, using XGBoost record linkage. Identified parents: father Severin Johnson (~0.92 confidence) and father Gustave Johnson (~0.92 confidence) and mother Anna Johnson (~0.92 confidence) and mother Mary Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Severin Johnson
b. ~1869
Source father
● Household
· direct · ~0.92
Father
Gustave Johnson
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Anna Johnson
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Mary Johnson
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Melvin Johnson
Son · 1930 · age 21 · b. ~1909 · Minnesota
★ You are viewing this record
Sibling
Sigurd Johnson
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elias Johnson
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Johnson
Sibling · 1930 · 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
1930 US Federal Census — St Louis, Minnesota
Open full size
1930 US Federal Census — St Louis, Minnesota
Page Contents
43 people indexed on this census page (ia:1930:minnesotacensus00reel1128:0637)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Esther Hulstone | 40 | Wife-H | — | Sweden |
| 52 | Ethelyn Hulstone | 15 | Daughter | — | Minnesota |
| 53 | Margaret Hulstone | 13 | Daughter | — | Minnesota |
| 54 | Son Hulstone | 11 | Son | — | Minnesota |
| 55 | Ruth Hulstone | 9 | Daughter | — | Minnesota |
| 56 | Sam Porko | 72 | Head | Farmer | Finland |
| 57 | Mary Porko | 70 | Wife-H | — | Finland |
| 58 | Julius Huald | 60 | Head | Farmer | Norway |
| 59 | Julia Huald | 59 | Wife-H | — | Norway |
| 60 | Anton Huald | 31 | Son | — | Minnesota |
| 61 | John Mabroten | 62 | Head | Fireman | Norway |
| 62 | Anna Mabroten | 63 | Wife-H | — | Norway |
| 63 | George Mabroten | 24 | Son | Truck Driver | Minnesota |
| 64 | Tilda Mabroten | 17 | Daughter | — | Minnesota |
| 65 | Frank Mabroten | 20 | Nephew | Driving Bus | Minnesota |
| 66 | Severin Johnson | 61 | Head | Farmer | Norway |
| 67 | Mary G. Johnson | 52 | Wife-H | — | Norway |
| 68 | Sigurd Johnson | 23 | Son | Farm Hand | Minnesota |
| 69 | Melvin Johnson THIS PERSON | 21 | Son | Truck Driver | Minnesota |
| 70 | Elias Johnson | 18 | Son | Truck Driver | Minnesota |
| 71 | Clara Johnson | 16 | Daughter | — | Minnesota |
| 72 | Christiana Gunderson | 80 | Mother-in-law | — | Norway |
| 73 | Gust Mabroten | 57 | Head | Farmer | Norway |
| 74 | Martha Mabroten | 56 | Wife-H | — | Norway |
| 75 | Oscar Mabroten | 18 | Son | — | Minnesota |
| 76 | Ethel Mabroten | 16 | Daughter | — | Minnesota |
| 77 | Myrtle Mabroten | 13 | Daughter | — | Minnesota |
| 78 | Thomas Mabroten | 11 | Son | — | Minnesota |
| 79 | Charles Larson | 71 | Head | Laborer | Sweden |
| 80 | Hans Hansen | 56 | Head | Farmer | Norway |
| 81 | Thea Hansen | 57 | Sister | — | Norway |
| 82 | John O. Erickson | 37 | Head | Carpenter | Sweden |
| 83 | Anton Torvi | 67 | Head | Farmer | Finland |
| 84 | Anna Torvi | 50 | Wife-H | — | Finland |
| 85 | Lily Torvi | 14 | Daughter | — | Minnesota |
| 86 | Hjalmar Torvi | 13 | Son | — | Minnesota |
| 87 | Anna Torvi | 12 | Daughter | — | Minnesota |
| 88 | Matt Torvi | 47 | Head | Farm Hand | Finland |
| 89 | Emil Torvi | 44 | Lodger | Farm Hand | Finland |
| 90 | Erick Larson | 49 | Head | Farmer | Finland |
| 91 | Henry Larson | 24 | Son | Farm Hand | Minnesota |
| 92 | Theodore Larson | 23 | Son | Farm Hand | Minnesota |
| 93 | Elsie Larson | 20 | Daughter | Housekeeper | Minnesota |
Pedigree Summary
Melvin + 3 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)