AP
Alfred Peterson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Alfred Peterson across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents George & Mary — first a son (b.~1908), then head of a 4-person household.
Age 22
b. ~1908
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Peterson |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Draftsman |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Draftsman |
| Township / Ward | Chicago |
| Est. Birth Year | ~1908 |
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 1930 census.
| Name | Relation to head | Relative to Alfred | Age | Birth yr |
|---|---|---|---|---|
| Mary Peterson | Daughter | — | 17 | ~1913 |
| Mary Peterson | Head | — | 46 | ~1884 |
| Alfred Peterson | Son | — | 22 | ~1908 |
| Roy Peterson | Son | — | 19 | ~1911 |
Census Appearances
1920
Cook, Illinois
Son, age 11
Cook, Illinois · implied b. ~1909 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Alfred |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 22
Cook, Illinois · implied b. ~1908 — 4 household members
| Surname | Peterson |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Germany |
| Occupation | Draftsman |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 32
Cook-County, Illinois · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Petersen |
| Given Name | Alfred Q |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Painter & Decorator |
| Industry | Retail Store |
| Class of Worker | PW |
| Hours Worked | 41 |
| Income (1939) | 1200 |
| Highest Grade | Hs 4 |
| 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 Alfred Peterson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Peterson (~0.92 confidence) and mother Mary Peterson (~0.92 confidence) and mother Mary Peterson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Peterson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Peterson
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Peterson
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alfred Peterson
Son · 1930 · age 22 · b. ~1908 · Illinois
★ You are viewing this record
Sibling
Roy Peterson
Sibling · 1930 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Peterson
Sibling · 1930 · age 17
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:illinoiscensus00reel467:0864)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Louisa Reinholdtsen | 72 | Head | Home Maker | Norway |
| 52 | John Reinholdtsen | 78 | Brother | Laborer | Norway |
| 53 | William H. Scroggins | 56 | Head | Carpenter | Illinois |
| 54 | Hilma Scroggins | 55 | Wife | — | Illinois |
| 55 | Hiram J. Scroggins | 29 | Son | Teller | Illinois |
| 56 | Clifford Scroggins | 24 | Son | Clerk | Illinois |
| 57 | Josiah Scroggins | 22 | Son | Clerk | Illinois |
| 58 | Francis Scroggins | 18 | Son | — | Illinois |
| 59 | Ruth Scroggins | 16 | Daughter | — | Illinois |
| 60 | Tom Haug | 28 | Boarder | Laborer | Norway |
| 61 | Ivor Botvick | 33 | Boarder | Laborer | Norway |
| 62 | Leonard Samuelson | 34 | Head | Box Maker | Norway |
| 63 | Clara Samuelson | 36 | Wife | — | Kentucky |
| 64 | Mathilda Lehr | 64 | Head | — | Kentucky |
| 65 | Clara Lehr | 34 | Daughter | Clerk | Kentucky |
| 66 | Mary Peterson | 46 | Head | — | Germany |
| 67 | Alfred Peterson THIS PERSON | 22 | Son | Draftsman | Illinois |
| 68 | Roy Peterson | 19 | Son | Clerk | Illinois |
| 69 | Mary Lou Peterson | 17 | Daughter | Operator | Illinois |
| 70 | Antoni Krujewski | 48 | Head | Terra Cotta Maker | Galicia, Poland |
| 71 | Josephine Krujewski | 46 | Wife | — | Galicia, Poland |
| 72 | Frank Krujewski | 7 | Son | — | Illinois |
| 73 | Vincent Wrotkowski | 39 | Roomer | Terra Cotta Maker | Galicia, Poland |
| 74 | Arne Oleson | 42 | Head | Painter | Norway |
| 75 | Hilda Oleson | 37 | Wife | — | Norway |
| 76 | Harry Oleson | 7 | Son | — | Illinois |
| 77 | Norman Oleson | 5 | Son | — | Illinois |
| 78 | Adolph Andersen | 36 | Roomer | Electrician | Norway |
| 79 | Sam Peterson | 34 | Roomer | Painter | Denmark |
| 80 | Aage Mogensen | 29 | Head | Carpenter | Denmark |
| 81 | Vera Mogensen | 30 | Wife | — | Denmark |
| 82 | Arit Lerche | 29 | Head | Painter | Denmark |
| 83 | Erna Lerche | 25 | Wife | — | Denmark |
| 84 | Oscar Lerche | 40 | Brother | Tool Hall | Denmark |
| 85 | Greta Lerche | 1 | Daughter | — | Illinois |
| 86 | Ernst Lerche | 0 | Son | — | Illinois |
| 87 | William Sorenson | 43 | Head | Cutter | Denmark |
| 88 | Sophie Sorenson | 45 | Wife | — | Denmark |
| 89 | Arne Sorenson | 21 | Daughter | Stenographer | Denmark |
| 90 | Sygmunt Woltanski | 26 | Head | Laborer | Indiana |
| 91 | Alma Woltanski | 20 | Wife | — | Kansas |
| 92 | Tytus Kuklinski | 52 | Head | Fireman | Galicia, Poland |
| 93 | Wladyslaw Kuklinski | 38 | Wife | — | Galicia, Poland |
| 94 | Catherine Kuklinski | 18 | Daughter | Operator | Illinois |
| 95 | Jean Kuklinski | 16 | Daughter | — | Illinois |
| 96 | Chester Kuklinski | 15 | Son | — | Illinois |
| 97 | Wanda Kuklinski | 14 | Daughter | — | Illinois |
| 98 | Mary Kuklinski | 12 | Daughter | — | Illinois |
| 99 | Leona Kuklinski | 7 | Daughter | — | Illinois |
| 100 | Clement Bruyr | 47 | Head | Miner | Belgium |
Pedigree Summary
Alfred + 2 siblings
Gen 1 · 3 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)