EN
Ethel Nelson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Ethel Nelson across the 1920, 1930 and 1940 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Henry & Ada — first a daughter (b.~1892), then head of a 4-person household.
Age 38
b. ~1892
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Nelson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Additional Details | |
| Occupation | School Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teacher |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1892 |
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 Ethel | Age | Birth yr |
|---|---|---|---|---|
| Henry Sass | Head | — | 28 | ~1902 |
| Barbara Sass | Daughter | — | 1 | ~1929 |
| Ethel Nelson | Daughter | — | 38 | ~1892 |
| Grace Sass | Other | — | 32 | ~1898 |
Census Appearances
1920
Cook, Illinois
Daughter, age 27
Cook, Illinois · implied b. ~1893 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clerk |
| Industry | Bakery |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 38
Cook, Illinois · implied b. ~1892 — 4 household members
| Surname | Nelson |
| Given Name | Ethel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | School Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 48
Cook-County, Illinois · implied b. ~1892 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Ethyl H. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Income (1939) | 0 |
| Highest Grade | Hs 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 Ethel Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Sass (~0.50 confidence) and mother Ada Lidman (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.71
Father
Henry Sass
b. ~1902
Source father
● Household
· direct · ~0.5
Mother
Ada Lidman
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ethel Nelson
Daughter · 1930 · age 38 · b. ~1892 · Illinois
★ You are viewing this record
Sibling
Barbara Sass
Sibling · 1930 · age 1
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
49 people indexed on this census page (ia:1930:illinoiscensus00reel448:0131)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Staely | 44 | Head | Engineer | Canada English |
| 2 | Marcella Staely | 40 | Wife-H | None | Illinois |
| 3 | Sarah Daley | 64 | Mother-in-law | None | England |
| 4 | Frederick Newton | 25 | Roomer | Placer | England |
| 5 | Rosa Wicky | 45 | Head | None | Switzerland |
| 6 | Blanche Wicky | 23 | Daughter | Stenographer | Illinois |
| 7 | Josephine Wicky | 22 | Daughter | Stenographer | Illinois |
| 8 | William Tammel | 52 | Head | Engineer | Canada English |
| 9 | Ida Tammel | 48 | Wife-H | None | Illinois |
| 10 | Ida Tammel | 25 | Daughter | Operator | Illinois |
| 11 | Florence Tammel | 23 | Daughter | None | Illinois |
| 12 | William Tammel | 18 | Son | Delivery Boy | Illinois |
| 13 | Edwin Tammel | 12 | Son | None | Illinois |
| 14 | Dorothy Tammel | 9 | Daughter | None | Illinois |
| 15 | Charlotte Tammel | 9 | Granddaughter | None | Illinois |
| 16 | Jane Tammel | 7 | Daughter | None | Illinois |
| 17 | Milton Tammel | 6 | Son | None | Illinois |
| 18 | Frank Peterson | 35 | Head | Clerk | Michigan |
| 19 | Maud Peterson | 31 | Wife-H | None | Michigan |
| 20 | Mildred Peterson | 11 | Daughter | None | Illinois |
| 21 | Warren Peterson | 6 | Son | None | Illinois |
| 22 | Lester Peterson | 1 | Son | None | Illinois |
| 23 | Charles Hansen | 54 | Uncle | Officer | Wisconsin |
| 24 | John Fitzgerald | 43 | Head | Conductor | Ireland |
| 25 | Grace Fitzgerald | 42 | Wife-H | None | New York |
| 26 | Doris Fitzgerald | 13 | Daughter | None | Illinois |
| 27 | Andrew Arcaneck | 43 | Head | Electrician | Austria |
| 28 | Caroline Arcaneck | 43 | Wife-H | None | Illinois |
| 29 | Lester Arcaneck | 17 | Son | None | Illinois |
| 30 | Theresa Arcaneck | 16 | Daughter | None | Illinois |
| 31 | Steve Kriz | 34 | Boarder | Plater | Illinois |
| 32 | John Griggs | 61 | Head | Pay Master | England |
| 33 | Mary Griggs | 60 | Wife-H | None | England |
| 34 | Kathryn Griggs | 24 | Daughter | None | Illinois |
| 35 | Theodore Nelson | 68 | Head | Retired | Sweden |
| 36 | Alma Nelson | 66 | Wife-H | None | Sweden |
| 37 | Tazwell Jenkins | 32 | Head | Asst. Trust Officer | Virginia |
| 38 | Mildred Jenkins | 30 | Wife-H | None | Iowa |
| 39 | Joan Jenkins | 5 | Daughter | None | Illinois |
| 40 | Jean Jenkins | 3 | Daughter | None | Illinois |
| 41 | John Gruener | 40 | Head | Clerk | Illinois |
| 42 | Elizabeth Gruener | 42 | Wife-H | None | Illinois |
| 43 | Albert Behrens | 76 | Head | Retired | Germany |
| 44 | Louise Behrens | 42 | Daughter | None | Illinois |
| 45 | Robert Behrens | 31 | Son | Salesman | Illinois |
| 46 | Henry Sass | 28 | Head | Salesman | Indiana |
| 47 | Grace Sass | 32 | Wife-H | None | Wisconsin |
| 48 | Barbara Sass | 1 | Daughter | None | Illinois |
| 50 | Ethel Nelson THIS PERSON | 38 | Daughter | School Teacher | Illinois |
Pedigree Summary
Ethel + 1 sibling
Gen 1 · 2 parents
~0.71
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)