JN
John Nichols — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this John Nichols across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents George & Josephine — first a son (b.~1914), then head of a 5-person household.
Age 16
b. ~1914
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Nichols |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Brookfield Village Pt Of |
| Est. Birth Year | ~1914 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Nichols | Daughter | — | 14 | ~1916 |
| Josephine Nichols | Head | — | 41 | ~1889 |
| William Fullerton | Other | — | 43 | ~1887 |
| Herbert Fullerton | Other | — | 8 | ~1922 |
| John Nichols | Son | — | 16 | ~1914 |
Census Appearances
1920
Cook, Illinois
Son, age 6
Cook, Illinois · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nicholis |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 16
Cook, Illinois · implied b. ~1914 — 5 household members
| Surname | Nichols |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 26
Cook-County, Illinois · implied b. ~1914 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nickel |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Arlington Hts village |
| 1935 Residence (County) | Cook |
| Occupation | laborer |
| Industry | industrial products mfg |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 700 |
| Highest Grade | H-2 |
| 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 John Nichols across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Nickel (~0.92 confidence) and mother Josephine Nichols (~0.92 confidence) and father Charles Nicholis (~0.92 confidence) and mother Josephine Nicholis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Nickel
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Josephine Nichols
b. ~1889
Source mother
● Household
· direct · ~0.92
Father
Charles Nicholis
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Josephine Nicholis
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Nichols
Son · 1930 · age 16 · b. ~1914 · Illinois
★ You are viewing this record
Sibling
Dorothy Nichols
Sibling · 1930 · age 14
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 — Cook, Illinois
Open full size
1930 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel502:0250)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Andrew Gregory | 33 | Head | Contractor | Illinois |
| 52 | George Gerbo | 32 | Head | Laborer | Norway |
| 53 | Ingeborg Gerbo | 33 | Wife | — | Norway |
| 54 | Ester Gerbo | 5 | Daughter | — | Norway |
| 55 | Charles S. Draw | 52 | Head | Salesman | Massachusetts |
| 56 | Ida F. Draw | 37 | Wife | — | Pennsylvania |
| 57 | William Nesbitt | 54 | Head | Manager | Arkansas |
| 58 | Margaret Nesbitt | 53 | Wife | — | Irish Free State |
| 59 | Thomas Nesbitt | 22 | Son | Clerk | Illinois |
| 60 | Margaret Nesbitt | 19 | Daughter | — | Illinois |
| 61 | Harold Lenzle | 23 | Son-in-law | Butcher | Illinois |
| 62 | Nicholas Lenzle | 25 | Daughter | — | Illinois |
| 63 | Rea Joy Lenzle | 2 | Granddaughter | — | Illinois |
| 64 | Richard Lenzle | 1 | Grandson | — | Illinois |
| 65 | John Dreyer | 57 | Head | Printer | Germany |
| 66 | Agnes Dreyer | 50 | Wife | — | Germany |
| 67 | George Dreyer | 19 | Son | Printer | Illinois |
| 68 | George Hildebrand | 33 | Head | Auditor | Pennsylvania |
| 69 | Leona Hildebrand | 43 | Wife | — | Illinois |
| 70 | Robert Hildebrand | 16 | Son | — | Iowa |
| 71 | Harrison Ingram | 42 | Head | Electrical Engineer | Nebraska |
| 72 | William Ingram | 10 | Son | — | Illinois |
| 73 | Ruth Ingram | 8 | Daughter | — | Illinois |
| 74 | Pansy Kimber | 40 | Servant | Servant | Colorado |
| 75 | Ruth Kimber | 17 | Roomer | — | Colorado |
| 76 | Lucille Kimber | 16 | Roomer | — | California |
| 77 | Marie Laban | 68 | Head | — | Germany |
| 78 | Charles Laban | 37 | Son | Clerk | Illinois |
| 79 | Albert Laban | 63 | Brother-in-law | — | Germany |
| 80 | Josephine Nichols | 41 | Head | — | Illinois |
| 81 | John Nichols THIS PERSON | 16 | Son | — | Illinois |
| 82 | Dorothy Nichols | 14 | Daughter | — | Illinois |
| 83 | William Fullerton | 43 | Roomer | Presser | Scotland |
| 84 | Herbert Fullerton | 8 | Roomer | — | Montana |
| 85 | William Asperath | 50 | Head | Contractor | Germany |
| 86 | Harry Asperath | 49 | Wife | — | Illinois |
| 87 | Irene Asperath | 21 | Daughter | — | Illinois |
| 88 | William Asperath | 10 | Son | — | Illinois |
| 89 | Richard Asperath | 7 | Son | — | Illinois |
| 90 | Arline Asperath | 38 | Head | Contractor | Illinois |
| 91 | Harry Asperath | 28 | Husband | — | Illinois |
| 92 | William Asperath | 7 | Son | — | Illinois |
| 93 | Robert Asperath | 3 | Son | — | Illinois |
| 94 | Herman Auerland | 36 | Head | Pressman | Illinois |
| 95 | Florence Auerland | 40 | Wife | Janitor | Iowa |
| 96 | Sarah Auerland | 38 | Sister | — | Illinois |
| 97 | John Baska | 54 | Head | Tallyman | Czechoslovakia |
| 98 | Mary Baska | 17 | Daughter | — | Illinois |
| 99 | Frank Baska | 13 | Son | — | Illinois |
| 100 | Frank Schultz | 31 | Son-in-law | Lithographer | Illinois |
Pedigree Summary
John + 1 sibling
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)