DP
Dorothy Peterson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Dorothy Peterson across the 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 9-person household.
Age 18
b. ~1912
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Peterson |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Machine Operator |
| Industry | Glove factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Machine Operator |
| Township / Ward | Chicago |
| Est. Birth Year | ~1912 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| John Peterson | Son | — | 14 | ~1916 |
| Clifford Peterson | Son | — | 21 | ~1909 |
| Muriel Peterson | Daughter | — | 16 | ~1914 |
| Anna Peterson | Spouse | — | 42 | ~1888 |
| Ellen Peterson | Daughter | — | 9 | ~1921 |
| Dorothy Peterson | Daughter | — | 18 | ~1912 |
| Jean Peterson | Daughter | — | 4 | ~1926 |
| Edith Fleming | Other | — | 24 | ~1906 |
| John Peterson | Head | — | 47 | ~1883 |
Census Appearances
1920
Cook, Illinois
Daughter, age 8
Cook, Illinois · implied b. ~1912 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 18
Cook, Illinois · implied b. ~1912 — 9 household members
| Surname | Peterson |
| Given Name | Dorothy M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Machine Operator |
| Industry | Glove factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Dorothy Peterson across 2 US Census years (1920 and 1930) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Peterson
Daughter · 1930 · age 18 · b. ~1912 · Illinois
★ You are viewing this record
Sibling
John Peterson
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Peterson
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Peterson
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Muriel Peterson
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clifford Peterson
Sibling · 1930 · age 21
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:illinoiscensus00reel469:0159)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank L. Whitaker | 59 | Head | Assembler | England |
| 2 | Mamie E. Whitaker | 49 | Wife | None | England |
| 3 | James W. Rickard | 45 | Head | Switchman | Minnesota |
| 4 | Bessie Rickard | 30 | Wife | None | Texas |
| 5 | James W. Rickard | 3 | Son | None | Texas |
| 6 | Charles White | 51 | Head | Ironworker | Germany |
| 7 | Emma White | 48 | Wife | None | Germany |
| 8 | Augusta Eckhardt | 69 | Head | None | Germany |
| 9 | Fred C. Eckhardt | 38 | Son | Switchman | Illinois |
| 10 | Walter Zimmerman | 45 | Head | Foreman | Illinois |
| 11 | Gladys M. Zimmerman | 22 | Daughter | Stenographer | Iowa |
| 12 | Dorothy E. Zimmerman | 13 | Daughter | None | Illinois |
| 13 | Walter E. Zimmerman | 8 | Son | None | Illinois |
| 14 | Ralph Zimmerman | 7 | Son | None | Illinois |
| 15 | John A. Peterson | 47 | Head | Carpenter | Sweden |
| 16 | Anna M. Peterson | 42 | Wife | None | Sweden |
| 17 | Clifford T. Peterson | 21 | Son | Bookkeeper | Illinois |
| 18 | Dorothy M. Peterson THIS PERSON | 18 | Daughter | Machine Operator | Illinois |
| 19 | Muriel J. Peterson | 16 | Daughter | None | Illinois |
| 20 | John A. Peterson | 14 | Son | None | Illinois |
| 21 | Ellen E. Peterson | 9 | Daughter | None | Illinois |
| 22 | Jean R. Peterson | 4 | Daughter | None | Illinois |
| 23 | Edith Fleming | 24 | Roomer | Machine Operator | England |
| 24 | Minnie L. Cross | 53 | Head | Machine Operator | Iowa |
| 25 | Alice M. Beamish | 16 | Roomer | Winding | Illinois |
| 26 | Seilor Friestad | 23 | Head | Painter | Norway |
| 27 | Dorothy Friestad | 22 | Wife | Saleslady | Illinois |
| 28 | Leroy M. Friestad | 1 | Son | None | Illinois |
| 29 | Herbert L. Drefahl | 31 | Head | Salesman | Minnesota |
| 30 | Irene E. Drefahl | 29 | Wife | None | Wisconsin |
| 31 | Donald K. Drefahl | 9 | Son | None | Wisconsin |
| 32 | Lloyd W. Drefahl | 8 | Son | None | Wisconsin |
| 33 | Ruth D. Drefahl | 4 | Daughter | None | Wisconsin |
| 34 | Frank Fritz | 31 | Head | Bricklayer | Germany |
| 35 | Clotilda Fritz | 28 | Wife | None | Illinois |
| 36 | Clotilda Fritz | 5 | Daughter | None | Illinois |
| 37 | Louis W. Vlasak | 52 | Head | Foreman | Austria-Bohemia |
| 38 | Rose Vlasak | 48 | Wife | None | Austria-Bohemia |
| 39 | Louis G. Vlasak | 25 | Son | Molder | Illinois |
| 40 | Mildred B. Vlasak | 18 | Daughter | Stenographer | Illinois |
| 41 | James Vlasak | 3 | Grandson | None | Illinois |
| 42 | Louis Osland | 60 | Head | Metal Polisher | Norway |
| 43 | Egbert Osland | 31 | Son | Civil Engineer | Illinois |
| 44 | Clara Osland | 26 | Daughter | Saleslady | Illinois |
| 45 | Frank Fritz | 57 | Head | Mason | Hungary-Newmarket |
| 46 | Tressia Fritz | 51 | Wife | None | Hungary-Newmarket |
| 47 | Emma Fritz | 26 | Daughter | Machine Operator | Illinois |
| 48 | Justina A. Fritz | 20 | Daughter | Stenographer | Illinois |
| 49 | Anna G. Fritz | 18 | Daughter | Stenographer | Illinois |
| 50 | Anthony Fritz | 15 | Son | None | Illinois |
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)