EP
Ethel Peterson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Cook, Illinois
Our Model Tree links this Ethel Peterson across the 1910 and 1920 US Censuses in Cook, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1895), then head of a 6-person household.
Age 25
b. ~1895
Female
Daughter
Born: New York
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Cook, Illinois |
| Surname | Peterson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | Servant |
| Industry | Private Family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Servant |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1895 |
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.
6 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Ethel | Age | Birth yr |
|---|---|---|---|---|
| John Peterson | Head | — | 55 | ~1865 |
| Ruth Peterson | Daughter | — | 23 | ~1897 |
| Harold Peterson | Son | — | 15 | ~1905 |
| Arthur Peterson | Son | — | 20 | ~1900 |
| Ethel Peterson | Daughter | — | 25 | ~1895 |
| Olive Peterson | Spouse | — | 54 | ~1866 |
Census Appearances
1910
Cook, Illinois
Daughter, age 17
Cook, Illinois · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Peterson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1920
Cook, Illinois
Daughter, age 25
Cook, Illinois · implied b. ~1895 — 6 household members
| Surname | Peterson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Servant |
| Industry | Private Family |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Ethel Peterson across 2 US Census years (1910 and 1920) in Cook, Illinois, using XGBoost record linkage.
Show:
This person
Anchor record
Ethel Peterson
Daughter · 1920 · age 25 · b. ~1895 · Illinois
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Sibling
Ruth Peterson
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Peterson
Sibling · 1920 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Peterson
Sibling · 1920 · age 15
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
1920 US Federal Census — Cook, Illinois
Open full size
1920 US Federal Census — Cook, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu335unit:0191)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Frances E Thompson | 87 | Boarder | — | New York |
| 52 | Patrick J Meehan | 36 | Head | Pressman | Ireland |
| 53 | Ellen Meehan | 36 | Wife | — | Ireland |
| 54 | Bridget Ginley | 51 | Sister-in-law | None | Ireland |
| 55 | Jacob Laffy | 44 | Head | Baker | Germany |
| 56 | Martha Laffy | 43 | Wife | — | Germany |
| 57 | Emma G Laffy | 19 | Daughter | Service Clerk | Illinois |
| 58 | August Niemann | 86 | Father-in-law | — | Germany |
| 59 | Charles B Hoffman | 37 | Head | Piano Org. | Illinois |
| 60 | Clare D Hoffman | 37 | Wife | Teacher | Illinois |
| 61 | Charles F Hoffman | 16 | Son | — | Illinois |
| 62 | James P O'Brien | 41 | Head | Mail Carrier | Illinois |
| 63 | Winifred O'Brien | 41 | Wife | None | Illinois |
| 64 | Mary W O'Brien | 5 | Daughter | None | Illinois |
| 65 | Gertrude M O'Brien | 3 | Daughter | None | Illinois |
| 66 | Anna P O'Brien | 35 | Sister | Saleslady | Illinois |
| 67 | Daisy M Clark | 35 | Head | — | Illinois |
| 68 | Ruth C Clark | 16 | Daughter | — | Illinois |
| 69 | Edwin H Gisler | 34 | Boarder | Salesman | Wisconsin |
| 70 | Arthur L Hyalmatel | 28 | Boarder | Salesman | Wisconsin |
| 71 | Thomas F Shelly | 65 | Head | Porter | Illinois |
| 72 | Catherine Shelly | 58 | Wife | — | Illinois |
| 73 | Thomas J Shelly | 28 | Son | Elevator Operator | Illinois |
| 74 | Lillian A Shelly | 24 | Daughter | Stenographer | Illinois |
| 75 | Fred D Shelly | 25 | Son | Chauffeur | Illinois |
| 76 | Stella M Rosler | 26 | Daughter | — | Illinois |
| 77 | Rosalie M Rosler | 2 | Granddaughter | — | Illinois |
| 78 | Emma Doyle | 52 | Head | — | Illinois |
| 79 | Edna M Doyle | 28 | Daughter | Stenographer | Illinois |
| 80 | Harry G Doyle | 25 | Son | Bookkeeper | Illinois |
| 81 | Walter E Graham | 42 | Head | Floor-Man | Canada |
| 82 | Minnie Graham | 40 | Wife | — | Canada |
| 83 | Earl H Graham | 12 | Son | — | Illinois |
| 84 | Allan M Robinson | 31 | Boarder | Clerk | Canada |
| 85 | Mabel G Robinson | 28 | Boarder | Stenographer | Canada |
| 86 | Magnus Lundgren | 54 | Head | — | Finland |
| 87 | Herbert Lundgren | 21 | Son | — | Illinois |
| 88 | Mabel Lundgren | 14 | Daughter | — | Illinois |
| 89 | John A Peterson | 55 | Head | Auto Mechanic | Sweden |
| 90 | Olive Peterson | 54 | Wife | — | Sweden |
| 91 | Ethel Peterson THIS PERSON | 25 | Daughter | Servant | New York |
| 92 | Ruth Peterson | 23 | Daughter | Office Clerk | New York |
| 93 | Arthur Peterson | 20 | Son | Office Clerk | Illinois |
| 94 | Harold Peterson | 15 | Son | — | Illinois |
| 95 | Bert Bentley | 45 | Head | Mail Clerk | Pennsylvania |
| 96 | Sara V Bentley | 33 | Wife | — | Illinois |
| 97 | Mary L Bentley | 14 | Daughter | — | Illinois |
| 98 | Leo Kelley | 25 | Boarder | Salesman | Nebraska |
| 99 | Albert Lund | 37 | Head | Proprietor | Sweden |
| 100 | Annie Lund | 37 | Wife | — | Sweden |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)