MC
Mildred Cook — 1930 US Census Record
Model Tree available1930 United States Federal Census · Polk, Iowa
Our Model Tree links this Mildred Cook across the 1910, 1920 and 1930 US Censuses in Polk, Iowa (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a daughter (b.~1897), then head of a 4-person household.
Age 33
b. ~1897
Female
Daughter
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Polk, Iowa |
| Surname | Cook |
| Given Name | Mildred P. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Occupation | File clerk |
| Industry | Publishing house |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | File Clerk |
| Township / Ward | Webster Township |
| Est. Birth Year | ~1897 |
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 Mildred | Age | Birth yr |
|---|---|---|---|---|
| Clifford Cook | Son | — | 20 | ~1910 |
| Robert Cook | Head | — | 58 | ~1872 |
| Mildred Cook | Daughter | — | 33 | ~1897 |
| Minnie Cook | Spouse | — | 55 | ~1875 |
Census Appearances
1910
Polk, Iowa
Daughter, age 13
Polk, Iowa · implied b. ~1897 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Mildred P |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1920
Polk, Iowa
Daughter, age 22
Polk, Iowa · implied b. ~1898 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Mildred D |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | File Clerk |
| Industry | Publishing Co Successful Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Polk, Iowa
Daughter, age 33
Polk, Iowa · implied b. ~1897 — 4 household members
| Surname | Cook |
| Given Name | Mildred P. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | File clerk |
| Industry | Publishing house |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Cook across 3 US Census years (1910, 1920 and 1930) in Polk, Iowa, using XGBoost record linkage. Identified parents: father Robert Cook (~0.92 confidence) and father Robert Cook (~0.92 confidence) and father Robert Cook (~0.92 confidence) and mother Minnie Cook (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Cook
b. ~1862
Source father
● Household
· direct · ~0.92
Father
Robert Cook
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Robert Cook
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Minnie Cook
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mildred Cook
Daughter · 1930 · age 33 · b. ~1897 · Iowa
★ You are viewing this record
Sibling
Clifford Cook
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 — Polk, Iowa
Open full size
1930 US Federal Census — Polk, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel678:0502)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Pauline E. Don'T | 20 | Daughter | — | Iowa |
| 52 | Fred Gillespie | 51 | Head | Farmer | Ohio |
| 53 | Fannie Gillespie | 44 | Wife | — | Iowa |
| 54 | Ora L. Gillespie | 29 | Son | Laborer | Iowa |
| 55 | Paul A. Gillespie | 12 | Son | — | Iowa |
| 56 | Mable M. Gillespie | 10 | Daughter | — | Iowa |
| 57 | Oscar L. Peeke | 43 | Head | Foreman | Iowa |
| 58 | Goldie C. Peeke | 41 | Wife | — | Iowa |
| 59 | Homer A. Peeke | 18 | Son | — | Iowa |
| 60 | George E. Corson | 49 | Brother-in-law | Laborer | Iowa |
| 61 | Elmer E. Kinsey | 66 | Head | Farmer | Iowa |
| 62 | Lillian A. Kinsey | 54 | Wife | — | Iowa |
| 63 | Etta Jack | 61 | Sister-in-law | — | Iowa |
| 64 | Edwin S. Gose | 63 | Head | Accountant | Iowa |
| 65 | Anna L. Gose | 53 | Wife | — | Iowa |
| 66 | Donald S. A. Gose | 26 | Son | Salesman | Iowa |
| 67 | Daniel Morse | 19 | Hired man | Laborer | Iowa |
| 68 | Carrie E. Bennett | 53 | Head | Farmer | Illinois |
| 69 | John H. Beeson | 67 | Head | Farmer | Iowa |
| 70 | Emma M. Beeson | 63 | Wife | — | Missouri |
| 71 | Carl C. Rittgers | 41 | Head | Farmer | Iowa |
| 72 | Robert F. Cook | 58 | Head | Farmer | Missouri |
| 73 | Minnie C. Cook | 55 | Wife | — | Missouri |
| 74 | Mildred P. Cook THIS PERSON | 33 | Daughter | File Clerk | Missouri |
| 75 | Clifford Cook | 20 | Son | Laborer | Iowa |
| 76 | William J. Wilson | 49 | Head | Farmer | Iowa |
| 77 | Cora M. Wilson | 43 | Wife | — | Iowa |
| 78 | Dorothy Wilson | 22 | Daughter | Servant | Iowa |
| 79 | Mildred E. Wilson | 20 | Daughter | Caterer | Iowa |
| 80 | Hazel F. Wilson | 16 | Daughter | — | Iowa |
| 81 | Charles H. Wilson | 15 | Son | — | Iowa |
| 82 | Elizabeth C. Wilson | 13 | Daughter | — | Iowa |
| 83 | William G. Wilson | 9 | Son | — | Iowa |
| 84 | Minnie Lansley | 57 | Head | Farmer | Missouri |
| 85 | Emma Tabor | 61 | Aunt | — | Iowa |
| 86 | Glenn F. Smith | 26 | Head | Riveter | South Dakota |
| 87 | Edna M. Smith | 24 | Wife | — | Iowa |
| 88 | Frank M. Rife | 53 | Head | Bus Driver | Iowa |
| 89 | Bessie H. Rife | 48 | Wife | — | Iowa |
| 90 | Russel J. Rife | 20 | Son | Laborer | Iowa |
| 91 | Leonard R. Rife | 17 | Son | Laborer | Iowa |
| 92 | Carl F. Rife | 13 | Son | — | Iowa |
| 93 | Dale R. Rife | 9 | Son | — | Iowa |
| 94 | Ralph Rife | 21 | Son | Laborer | Iowa |
| 95 | Irene C. Rife | 19 | Daughter-in-law | — | Iowa |
| 96 | Allen T. Herrick | 41 | Head | Engineer | Iowa |
| 97 | Iva M. Herrick | 35 | Wife | Clerk | Iowa |
| 98 | Stanley Herrick | 14 | Son | — | Iowa |
| 99 | James W. Carter | 74 | Head | Laborer | Iowa |
| 100 | Ella N. Carter | 63 | Wife | — | Iowa |
Related Census Records
Pedigree Summary
Mildred + 1 sibling
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)