MN
Mildred Nelson — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cook, Illinois
Our Model Tree links this Mildred Nelson across the 1910, 1920 and 1930 US Censuses in Cook, Illinois (XGBoost, ~Confirmed), with identified parents Abraham & Inga — first a daughter (b.~1909), then head of a 5-person household.
Age 21
b. ~1909
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cook, Illinois |
| Surname | Nelson |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Stenographer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1909 |
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 Mildred | Age | Birth yr |
|---|---|---|---|---|
| Mildred Nelson | Daughter | — | 21 | ~1909 |
| Otto Nelson | Head | — | 47 | ~1883 |
| Roy Nelson | Son | — | 16 | ~1914 |
| Martin Nelson | Son | — | 20 | ~1910 |
| Olga Nelson | Spouse | — | 47 | ~1883 |
Census Appearances
1910
Cook, Illinois
Other, age 2
Cook, Illinois · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mildred |
| Relationship to Head | Granddaughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Norway |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Daughter, age 12
Cook, Illinois · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Mildred |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 21
Cook, Illinois · implied b. ~1909 — 5 household members
| Surname | Nelson |
| Given Name | Mildred |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Stenographer |
| Industry | Bank |
| 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 Mildred Nelson across 3 US Census years (1910, 1920 and 1930) in Cook, Illinois, using XGBoost record linkage. Identified parents: father Abraham Nelson (~0.92 confidence) and mother Inga Nelson (~0.92 confidence) and mother Olga Nelson (~0.92 confidence) and father Otto Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Abraham Nelson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Inga Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Olga Nelson
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
Otto Nelson
b. ~1883
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mildred Nelson
Daughter · 1930 · age 21 · b. ~1909 · Illinois
★ You are viewing this record
Sibling
Roy Nelson
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Nelson
Sibling · 1930 · age 20
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:illinoiscensus00reel479:0601)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John Wit | 37 | Head | Tailor | Poland |
| 52 | Margaret Wit | 37 | Wife | — | Poland |
| 53 | Theodore Wit | 15 | Son | — | Illinois |
| 54 | Adeline Wit | 13 | Daughter | — | Illinois |
| 55 | Florence Wit | 11 | Daughter | — | Illinois |
| 56 | Otto Nelson | 47 | Head | Mail Carrier | Norway |
| 57 | Olga Nelson | 47 | Wife | — | Norway |
| 58 | Mildred Nelson THIS PERSON | 21 | Daughter | Stenographer | Illinois |
| 59 | Martin Nelson | 20 | Son | Chauffeur | Illinois |
| 60 | Roy Nelson | 16 | Son | — | Illinois |
| 61 | John Czarnik | 37 | Head | Presser | Poland |
| 62 | Katie Czarnik | 36 | Wife | — | Poland |
| 63 | Helen Czarnik | 15 | Daughter | — | Illinois |
| 64 | Rose Czarnik | 12 | Daughter | — | Illinois |
| 65 | Stella Czarnik | 9 | Daughter | — | Illinois |
| 66 | Antoinette Czarnik | 9 | Daughter | — | Illinois |
| 67 | Frank Rozeynek | 46 | Head | Florist | Poland |
| 68 | Leona Rozeynek | 26 | Wife | — | Poland |
| 69 | Stephanie Rozeynek | 17 | Daughter | — | Illinois |
| 70 | Joe Rozeynek | 15 | Son | — | Illinois |
| 71 | Peter Farmerke | 52 | Head | Foreman | Poland |
| 72 | Magdalene Farmerke | 44 | Wife | — | Illinois |
| 73 | Clarence Farmerke | 25 | Son | Foreman | Illinois |
| 74 | Alice Farmerke | 16 | Daughter | — | Illinois |
| 75 | Lillian Farmerke | 14 | Daughter | — | Illinois |
| 76 | Louise Farmerke | 10 | Daughter | — | Illinois |
| 77 | Thaddeus Farmerke | 11 | Son | Typist | Illinois |
| 78 | Edward Farmerke | 9 | Son | — | Illinois |
| 79 | Daniel Farmerke | 5 | Son | — | Illinois |
| 80 | Richard Farmerke | 2 | Son | — | Illinois |
| 81 | Phyllis Farmerke | 1 | Daughter | — | Illinois |
| 82 | Louis Zajacek | 29 | Head | Baker | Poland |
| 83 | Stella Zajacek | 25 | Wife | — | Illinois |
| 84 | Edna Zajacek | 5 | Daughter | — | Illinois |
| 85 | Richard Zajacek | 3 | Son | — | Illinois |
| 86 | Phyllis Zajacek | 1 | Daughter | — | Illinois |
| 87 | Frank Zajkowski | 40 | Head | Plumber | Poland |
| 88 | Helen Zajkowski | 37 | Wife | — | Illinois |
| 89 | Ruth Zajkowski | 8 | Daughter | — | Illinois |
| 90 | Frank Zajkowski | 7 | Son | — | Illinois |
| 91 | Donald Zajkowski | 5 | Son | — | Illinois |
| 92 | Peter Iversen | 49 | Head | Auto Mech. | Denmark |
| 93 | Irene Iversen | 50 | Wife | — | Wisconsin |
| 94 | Helene Iversen | 16 | Daughter | — | Illinois |
| 95 | Erwin Zeschke | 26 | Head | Driver | Wisconsin |
| 96 | Viola Zeschke | 24 | Wife | — | Illinois |
| 97 | Albert Zeschke | 2 | Son | — | Illinois |
| 98 | Stanley Zilunski | 47 | Head | Machinist | Poland |
| 99 | Katie Zilunski | 49 | Wife | — | Poland |
Pedigree Summary
Mildred + 2 siblings
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)