MJ
Martin Johnson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Martin Johnson across the 1900, 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Anna & Benjamin — first a head (b.~1891), then head of a 5-person household.
Age 39
b. ~1891
Male
Head
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Furniture mover |
| Industry | Transfer |
| Class of Worker | W |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Furniture Mover |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1891 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Martin | Age | Birth yr |
|---|---|---|---|---|
| Martin Johnson | Head | — | 39 | ~1891 |
| Robert Johnson | Son | — | 2 | ~1928 |
| Harold Johnson | Son | — | 8 | ~1922 |
| Alfred Johnson | Son | — | 13 | ~1917 |
| Rose Johnson | Spouse | — | 36 | ~1894 |
Census Appearances
1900
Cook, Illinois
Son, age 9
Cook, Illinois · implied b. ~1891 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Oct |
| Birth Year | 1891 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | At School |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Cook, Illinois
Son, age 19
Cook, Illinois · implied b. ~1891 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Errand |
| Industry | Grocery |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Head, age 28
Cook, Illinois · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Asst. Mgr. |
| Industry | Grain Broker |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Head, age 39
Cook, Illinois · implied b. ~1891 — 5 household members
| Surname | Johnson |
| Given Name | Martin |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Furniture mover |
| Industry | Transfer |
| Class of Worker | W |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Radio Set | R |
| Veteran | No |
| 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 Martin Johnson across 4 US Census years (1900, 1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: mother Anna Johnson (~0.92 confidence) and father Benjamin Johnson (~0.92 confidence) and father Benjamin Johnson (~0.92 confidence) and mother Emma Johnson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Anna Johnson
b. ~1861
Source mother
● Household
· direct · ~0.92
Father
Benjamin Johnson
b. ~1861
Source father
● Household
· direct · ~0.92
Father
Benjamin Johnson
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Emma Johnson
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martin Johnson
Head · 1930 · age 39 · b. ~1891 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel497:0070)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henry Rosenfeld | 49 | Head | Proprietor | Holland |
| 52 | Helen Rosenfeld | 51 | Wife | None | Holland |
| 53 | Sino Wibbelmans | 32 | Niece | Clerk | Holland |
| 54 | Kate Thung | 60 | Head | Nurse Maid | Illinois |
| 55 | John Murphy | 34 | Head | Painter | New York |
| 56 | Gertrude Murphy | 28 | Wife | None | Illinois |
| 57 | William Rutherford | 62 | Head | Manufacturer | Michigan |
| 58 | Maud Rutherford | 62 | Wife | None | Michigan |
| 59 | Carl Laubner | 66 | Head | Proprietor | Germany |
| 60 | Mary Laubner | 61 | Wife | None | Indiana |
| 61 | John F. Schwentz | 73 | Head | Wood Turner | New York |
| 62 | Walter Barenberg | 43 | Head | Sign Painter | Illinois |
| 63 | Frieda Barenberg | 39 | Wife | None | Illinois |
| 64 | Howard Barenberg | 20 | Son | Clerk | Illinois |
| 65 | Max Bachmann | 54 | Head | China Decorator | Germany |
| 66 | Marie Bachmann | 51 | Wife | None | Germany |
| 67 | Charlotte Bachmann | 23 | Daughter | Journalist | Illinois |
| 68 | Walter Bachmann | 19 | Son | Architect | Illinois |
| 69 | Evelyn Bachmann | 16 | Daughter | None | Illinois |
| 70 | Adam H. Wilty | 79 | Head | Job Printer | Illinois |
| 71 | Edna S. Wilty | 76 | Wife | None | Illinois |
| 72 | Walter Bouley | 56 | Head | Clerk | Illinois |
| 73 | Annie Bouley | 55 | Wife | None | Illinois |
| 74 | Stanton Albright | 38 | Head | Salesman | Missouri |
| 75 | Elsie Albright | 35 | Wife | Typist | Illinois |
| 76 | Lois Albright | 5 | Daughter | None | Illinois |
| 77 | Arthur Armstrong | 39 | Head | Salesman | Pennsylvania |
| 78 | Ethel Armstrong | 36 | Wife | Practical Nurse | Washington DC |
| 79 | Dilworth Armstrong | 14 | Son | None | Pennsylvania |
| 80 | Bessie Roodee | 66 | Mother | None | Maryland |
| 81 | Martin Johnson THIS PERSON | 39 | Head | Furniture Mover | Illinois |
| 82 | Rose Johnson | 36 | Wife | None | Illinois |
| 83 | Alfred Johnson | 13 | Son | None | Illinois |
| 84 | Harold Johnson | 8 | Son | None | Illinois |
| 85 | Robert Johnson | 2 | Son | None | Illinois |
| 86 | John Wagoner | 43 | Head | Installer | Illinois |
| 87 | Vorphine Wagoner | 38 | Wife | None | Illinois |
| 88 | Josephine Wagoner | 18 | Daughter | None | Illinois |
| 89 | Dorothy Wagoner | 15 | Daughter | None | Illinois |
| 90 | Rosalie Wagoner | 8 | Daughter | None | Illinois |
| 91 | Martha Hoffman | 31 | Head | Clerk | Illinois |
| 92 | Peter Hoffman | 34 | Brother | None | Illinois |
| 93 | Ray Schumacher | 39 | Head | Printer | Indiana |
| 94 | Mary Schumacher | 59 | Mother | None | Indiana |
| 95 | Floyd Schumacher | 19 | Brother | Clerk | Indiana |
| 96 | Walter S. Van Kirk | 64 | Head | Lawyer | Illinois |
| 97 | Lillian S. Van Kirk | 42 | Wife | None | Pennsylvania |
| 98 | Sydney S. Van Kirk | 22 | Son | Architect | Pennsylvania |
| 99 | Jane R. Van Kirk | 12 | Daughter | None | Illinois |
| 100 | Ruth F. Van Kirk | 10 | Daughter | None | Illinois |
Pedigree Summary
Martin
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)