MO
Margaret Owens — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Margaret Owens across the 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 15
b. ~1925
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Owens |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Address |
| 1935 Residence (County) | Address |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same address |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | West Des Moines |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Reece Owens | Head | — | 41 | ~1899 |
| William Owens | Son | — | 14 | ~1926 |
| Margaret Owens | Daughter | — | 15 | ~1925 |
| Tom Owens | Son | — | 9 | ~1931 |
| Mable Owens | Spouse | — | 34 | ~1906 |
| Naomi Owens | Daughter | — | 16 | ~1924 |
| Mable Owens | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Polk, Iowa
Daughter, age 5
Polk, Iowa · implied b. ~1925 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Owens |
| Given Name | Margaret |
| 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 |
1940
Polk-County, Iowa
Daughter, age 15
Polk-County, Iowa · implied b. ~1925 — 7 household members
| Surname | Owens |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Address |
| 1935 Residence (County) | Address |
| Highest Grade | Hs 2 |
| 1935 Residence | Same address |
| 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 Owens across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Owens
Daughter · 1940 · age 15 · b. ~1925 · Iowa
★ You are viewing this record
Sibling
Tom Owens
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Owens
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mable Owens
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Naomi Owens
Sibling · 1940 · age 16
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 — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01192-00866)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ronald Harker | 4 | Son | — | Iowa |
| 2 | Patricia Harker | 2 | Daughter | — | Iowa |
| 3 | Carol Harker | 0 | Daughter | — | Iowa |
| 4 | Thomas Clyde Harker | 25 | Son-in-law | Laborer | Iowa |
| 5 | Edna Harker | 18 | Daughter | Housewife | Iowa |
| 6 | George H. Williams | 54 | Head | Repairman | Ohio |
| 7 | Anna Williams | 52 | Wife | Housewife | Iowa |
| 8 | John, Mary Williams | 36 | Niece | — | Iowa |
| 9 | Robert Williams | 13 | Nephew | — | Iowa |
| 10 | Norma Williams | 11 | Niece | — | Iowa |
| 11 | Harry Williams | 9 | Nephew | — | Iowa |
| 12 | Reece Owens | 41 | Head | Laborer | Iowa |
| 13 | Mable Owens | 34 | Wife | Housewife | Iowa |
| 14 | Naomi Owens | 16 | Daughter | — | Iowa |
| 15 | Margaret Owens THIS PERSON | 15 | Daughter | — | Iowa |
| 16 | William Owens | 14 | Son | — | Iowa |
| 17 | Tom Owens | 9 | Son | — | Iowa |
| 18 | Mable Mary Owens | 6 | Daughter | — | Iowa |
| 19 | Fred D. Kester | 53 | Head | Electrician | Iowa |
| 20 | Nellie Kester | 47 | Wife | Housewife | Iowa |
| 21 | Velma Kester | 21 | Daughter | Secretary | Iowa |
| 22 | J. Roy Stewart | 47 | Head | Trucker | Penn. |
| 23 | Mable Stewart | 45 | Wife | Housewife | Iowa |
| 24 | Maxine Stewart | 19 | Daughter | Telephone Operator | Iowa |
| 25 | Virginia Stewart | 16 | Daughter | — | Iowa |
| 26 | Robert Stewart | 8 | Son | — | Iowa |
| 27 | J. Leland De Boest | 47 | Head | Salesman | Iowa |
| 28 | Nellie De Boest | 47 | Wife | Housewife | Iowa |
| 29 | Mary Lou De Boest | 19 | Daughter | — | Iowa |
| 30 | Martin L. Silcox | 40 | Head | Chemist | Virginia |
| 31 | Josephine Silcox | 39 | Wife | Housewife | Virginia |
| 32 | Ann Silcox | 10 | Daughter | — | Tennessee |
| 33 | Martin Jr. Silcox | 8 | Son | — | Iowa |
| 34 | Albert B. Kester | 66 | Head | Maintenance | Iowa |
| 35 | Dora Kester | 63 | Wife | Housewife | Illinois |
| 36 | Emitt Holmes | 34 | Head | Salesman | Denmark |
| 37 | Lucille Holmes | 34 | Wife | Housewife | Iowa |
| 38 | Karen Joy Holmes | 8 | Daughter | — | Iowa |
| 39 | Wendell Holmes | 4 | Son | — | Iowa |
| 40 | Charles W. Burt | 66 | Head | Medical Doctor | Iowa |
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)