MJ
Melvin Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Winnebago, Illinois
Our Model Tree links this Melvin Johnson across the 1920, 1930 and 1940 US Censuses in Winnebago, Illinois (XGBoost, ~Confirmed), with identified parents Axel & Axel — first a son (b.~1919), then head of a 8-person household.
Age 11
b. ~1919
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Winnebago, Illinois |
| Surname | Johnson |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Rockford Township |
| Est. Birth Year | ~1919 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Melvin | Age | Birth yr |
|---|---|---|---|---|
| Margaret Johnson | Daughter | — | 17 | ~1913 |
| Casper Johnson | Head | — | 57 | ~1873 |
| Amelia Johnson | Other | — | 43 | ~1887 |
| Edward Johnson | Son | — | 22 | ~1908 |
| Richard Johnson | Son | — | 1 | ~1929 |
| Evan Johnson | Son | — | 15 | ~1915 |
| Gunnard Johnson | Son | — | 19 | ~1911 |
| Melvin Johnson | Son | — | 11 | ~1919 |
Census Appearances
1920
Winnebago, Illinois
Son, age 1
Winnebago, Illinois · implied b. ~1919 — 11 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 | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Son, age 11
Winnebago, Illinois · implied b. ~1919 — 8 household members
| Surname | Johnson |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Son, age 21
Winnebago-County, Illinois · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnsen |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford Twp |
| 1935 Residence (County) | Winnebago |
| Occupation | Operate Moving Van |
| Industry | OA |
| Class of Worker | 420 |
| Hours Worked | 48 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Axel Johnson (~0.92 confidence) and father Axel Johnsen (~0.92 confidence) and father Casper Johnson (~0.92 confidence) and mother Amelia Johnson (~0.92 confidence) and mother Amelia Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Axel Johnson
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Axel Johnsen
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Casper Johnson
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Amelia Johnson
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Amelia Nelson
b. ~1900
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Melvin Johnson
Son · 1930 · age 11 · b. ~1919 · Illinois
★ You are viewing this record
Sibling
Evan Johnson
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Johnson
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Johnson
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Johnson
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gunnard Johnson
Sibling · 1930 · age 19
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 — Winnebago, Illinois
Open full size
1930 US Federal Census — Winnebago, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel572:1135)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Martha James | 65 | Head | — | Wisconsin |
| 2 | Casper Johnson | 57 | Head | Farmer | Sweden |
| 3 | Amelia Johnson | 43 | Wife-H | — | Sweden |
| 4 | Edward Johnson | 22 | Son | Truck Driver | Illinois |
| 5 | Gunnard Johnson | 19 | Son | Laborer | Illinois |
| 6 | Margaret Johnson | 17 | Daughter | — | Illinois |
| 7 | Evan Johnson | 15 | Son | — | Illinois |
| 8 | Melvin Johnson THIS PERSON | 11 | Son | — | Illinois |
| 9 | Richard Lee Johnson | 1 | Son | — | Illinois |
| 10 | Sarah Agnew | 81 | Head | — | Illinois |
| 11 | Julia Frater | 68 | Sister | — | Illinois |
| 12 | Oliver Thomas | 36 | Head | Laborer | Illinois |
| 13 | Norma I. Thomas | 33 | Wife-H | — | Illinois |
| 14 | Vera Thomas | 11 | Daughter | — | Illinois |
| 15 | Leola Thomas | 9 | Daughter | — | Illinois |
| 16 | Oliver Jr Thomas | 2 | Son | — | Illinois |
| 17 | Howard Allen | 37 | Head | Chauffeur | Illinois |
| 18 | Lottie Allen | 31 | Wife-H | — | Missouri |
| 19 | Marjory Allen | 7 | Daughter | — | Illinois |
| 20 | Clifford Allen | 4 | Son | — | Illinois |
| 21 | Iraine Simson | 64 | Head | — | Illinois |
| 22 | Harry Graham | 42 | Head | Truck Driver | Illinois |
| 23 | Gladys Graham | 39 | Wife-H | — | Illinois |
| 24 | Warren Graham | 13 | Son | — | Illinois |
| 25 | Margaret Graham | 13 | Daughter | — | Illinois |
| 26 | Hattie Graham | 71 | Mother | — | Illinois |
| 27 | Earl Apgar | 51 | Head | Machinist | Indiana |
| 28 | Alice Apgar | 44 | Wife-H | — | Illinois |
| 29 | Evelyn Apgar | 20 | Step-Dau | Teacher | Illinois |
| 30 | Earl Jr. Apgar | 11 | Son | — | Illinois |
| 31 | Charles Apgar | 9 | Son | — | Illinois |
| 32 | Bernice Apgar | 5 | Daughter | — | Illinois |
| 33 | Frank Lundberg | 58 | Head | Farmer | Illinois |
| 34 | Edith Lundberg | 58 | Wife | — | Illinois |
| 35 | Alex Cameron | 29 | Head | Farmer | Illinois |
| 36 | Lois Cameron | 18 | Wife-H | — | Illinois |
| 37 | Ernest Byrant | 19 | Lodger | Farm Laborer | Iowa |
| 38 | John Evans | 73 | Head | Farmer | Illinois |
| 39 | Florence M. Evans | 64 | Wife-H | — | Illinois |
| 40 | Thomas O. Evans | 41 | Son | Farm Laborer | Kansas |
| 41 | Gladys Evans | 30 | Dau-Law | — | Illinois |
| 42 | John Jr. Evans | 27 | Son | Farm Laborer | Illinois |
| 43 | James S Ritchie | 58 | Head | Farmer | Eng Canada |
| 44 | Inez Ritchie | 50 | Wife-H | — | Illinois |
| 45 | Dorothy M Ritchie | 23 | Daughter | Manager | Illinois |
| 46 | Hazel Nelson | 22 | Lodger | — | Illinois |
| 47 | William E. James | 57 | Head | Farmer | Illinois |
| 48 | Mary James | 60 | Sister-H | — | Ohio |
| 49 | Mellasa Cutter | 69 | Servant | House Keeper | Ohio |
| 50 | Mary Jane Bauder | 77 | Head | — | North Ireland |
Pedigree Summary
Melvin + 5 siblings
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 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)