MW
Margaret White — 1940 US Census Record
Model Tree available1940 United States Federal Census · Story-County, Iowa
Our Model Tree links this Margaret White across the 1920, 1930 and 1940 US Censuses in Story-County, Iowa (XGBoost, ~Confirmed), with identified parents Fred & Fred — first a daughter (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Story-County, Iowa |
| Surname | White |
| Given Name | Margaret E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Ames City |
| 1935 Residence (County) | Story |
| Additional Details | |
| Occupation | 0 |
| Income (1939) | 0 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | 0 |
| Township / Ward | Ames City |
| Est. Birth Year | ~1915 |
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 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret White | Daughter | — | 25 | ~1915 |
| Fred White | Head | — | 55 | ~1885 |
| James White | Son | — | 21 | ~1919 |
| Mary White | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Story, Iowa
Daughter, age 5
Story, Iowa · implied b. ~1915 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Margaret D |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Story, Iowa
Daughter, age 15
Story, Iowa · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Margaret E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Story-County, Iowa
Daughter, age 25
Story-County, Iowa · implied b. ~1915 — 4 household members
| Surname | White |
| Given Name | Margaret E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Ames City |
| 1935 Residence (County) | Story |
| Occupation | 0 |
| Income (1939) | 0 |
| Highest Grade | C 5 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Margaret White across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred White (~0.92 confidence) and father Fred White (~0.92 confidence) and mother Mary White (~0.92 confidence) and mother Mary White (~0.92 confidence) and father Fred White (~0.92 confidence) and mother Mary White (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred White
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Fred White
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Mary White
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary White
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Fred White
b. ~1890
Source father
● Household
· direct · ~0.92
Mother
Mary White
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret White
Daughter · 1940 · age 25 · b. ~1915 · Iowa
★ You are viewing this record
Sibling
James White
Sibling · 1940 · 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
1940 US Federal Census — Story-County, Iowa
Open full size
1940 US Federal Census — Story-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01206-00132)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ethel Buck | 52 | Wife | Home Maker | Illinois |
| 42 | Geraldine S. Buck | 21 | Daughter | New Worker | Illinois |
| 43 | George Buck | 88 | Father | Retired | Illinois |
| 44 | Ellery Comstock | 42 | Head | Oil Station Operator | Iowa |
| 45 | Berthena Comstock | 38 | Wife | Home Maker | Iowa |
| 46 | Ellery Jr. Comstock | 17 | Son | 0 | Iowa |
| 47 | Doris J. Comstock | 15 | Daughter | 0 | Iowa |
| 48 | Mary A. Comstock | 10 | Daughter | 0 | Iowa |
| 49 | Marlys J. Comstock | 7 | Daughter | 0 | Iowa |
| 50 | Howard Faulkner | 22 | Lodger | 0 | Iowa |
| 51 | Charles B. Nelson | 57 | Head | Electrician | Illinois |
| 52 | Agatha Nelson | 54 | Wife | Home Maker | Iowa |
| 53 | Wayne De Vault | 29 | Head | Postal Employee | Iowa |
| 54 | Ruth De Vault | 30 | Wife | Home Maker | Iowa |
| 55 | Harvey P. Stearns | 52 | Head | Teacher | Iowa |
| 56 | Cecile Stearns | 50 | Wife | Home Maker | Missouri |
| 57 | Ferne Lake Hortsvick | 36 | Lodger | Teacher | Iowa |
| 58 | O. N. Bauge | 84 | Head | Retired | Norway |
| 59 | Maria M. Bauge | 73 | Sister | Home Maker | Illinois |
| 60 | George T. Roeder | 67 | Head | Retired | Iowa |
| 61 | Jessie A. Roeder | 65 | Wife | Home Maker | Iowa |
| 62 | William E. N. Pickett | 48 | Head | Salesman | So. Dakota |
| 63 | Elsie R. Pickett | 43 | Wife | Seamstress | Iowa |
| 64 | Jewell B. Shelton | 39 | Head | Farm Crops | Missouri |
| 65 | Mina Shelton | 39 | Wife | Home Maker | Kansas |
| 66 | Leila Shelton | 17 | Daughter | Retired | Kansas |
| 67 | Frank E. Morris | 73 | Head | Retired | Illinois |
| 68 | Ella M. Morris | 69 | Wife | Home Maker | Iowa |
| 69 | Samuel Failor | None | Lodger | 0 | Iowa |
| 70 | Fred A. White | 55 | Head | Engineer | Iowa |
| 71 | Mary D. White | 53 | Wife | Home Maker | Iowa |
| 72 | Margaret E. White THIS PERSON | 25 | Daughter | 0 | Iowa |
| 73 | James W. White | 21 | Son | 0 | Iowa |
| 74 | John Mange | 45 | Head | Coach | Nebraska |
| 75 | Marsha Mange | 45 | Wife | Home Maker | Missouri |
| 76 | Robert Mange | 21 | Son | 0 | Kansas |
| 77 | Ruth Mange | 19 | Son | 0 | Missouri |
| 78 | Oscar G. Wolf | 40 | Head | Salesman | Iowa |
| 79 | Lila Wolf | 40 | Wife | Homemaker | Iowa |
| 80 | Allan Wolf | 16 | Son | 0 | Iowa |
Pedigree Summary
Margaret + 1 sibling
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)