RC
Robert Collins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Robert Collins across the 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 13-person household.
Age 15
b. ~1925
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Collins |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Highest Grade | Hs 1 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Des Moines City |
| 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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Dolores Collins | Daughter | — | 16 | ~1924 |
| Eunice Shoup | Daughter | — | 16 | ~1924 |
| Mary Stout | Daughter | — | 20 | ~1920 |
| Georgia Stout | Daughter | — | 22 | ~1918 |
| Shirley Stout | Daughter | — | 11 | ~1929 |
| Patricia Stout | Daughter | — | 13 | ~1927 |
| Lena Shoup | Head | — | 46 | ~1894 |
| Lillian Hunter | Other | — | 61 | ~1879 |
| William Leech | Son | — | 8 | ~1932 |
| Robert Stout | Son | — | 7 | ~1933 |
| Jack Shoup | Son | — | 18 | ~1922 |
| Ronald Collins | Son | — | 7 | ~1933 |
| Robert Collins | Son | — | 15 | ~1925 |
Census Appearances
1930
Polk, Iowa
Son, age 5
Polk, Iowa · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Robert J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Illinois |
| Mother Tongue | 65 |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Son, age 15
Polk-County, Iowa · implied b. ~1925 — 13 household members
| Surname | Collins |
| Given Name | Robert J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Highest Grade | Hs 1 |
| 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 Robert Collins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Collins
Son · 1940 · age 15 · b. ~1925 · Iowa
★ You are viewing this record
Sibling
Georgia Stout
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Collins
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Stout
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolores Collins
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eunice Shoup
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Shoup
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Stout
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Stout
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Leech
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Stout
Sibling · 1940 · age 7
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-t0627-01193-00116)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Rose C. Hartman | 20 | Cousin | Maid | Iowa |
| 42 | Alan F. Ober | 34 | Head | Barber | Missouri |
| 43 | Mabel A. Ober | 34 | Wife | — | Iowa |
| 44 | Barbara J. Ober | 5 | Daughter | — | Iowa |
| 45 | Beverly J. Ober | 2 | Daughter | — | Iowa |
| 46 | Jack C. Spencer | 30 | Head | Own Business | Iowa |
| 47 | Margaret Spencer | 27 | Wife | — | Iowa |
| 48 | Betty J. Stream | 13 | Daughter | — | Iowa |
| 49 | Charlotte Stream | 10 | Daughter | — | Minnesota |
| 50 | Lena G. Shoup | 46 | Head | — | Iowa |
| 51 | Jack Shoup | 18 | Son | New Worker | Iowa |
| 52 | Eunice Shoup | 16 | Daughter | — | Iowa |
| 53 | Georgia Stout | 22 | Daughter | Clerk | Iowa |
| 54 | Mary Stout | 20 | Daughter | Stenographer | Iowa |
| 55 | Patricia Stout | 13 | Daughter | — | Iowa |
| 56 | Shirley Stout | 11 | Daughter | — | Iowa |
| 57 | Robert Stout | 7 | Son | — | Iowa |
| 58 | Dolores A. Collins | 16 | Daughter | — | Iowa |
| 59 | Robert J. Collins THIS PERSON | 15 | Son | — | Iowa |
| 60 | Ronald D. Collins | 7 | Son | — | Iowa |
| 61 | William S. Leech | 8 | Son | — | Iowa |
| 62 | Lillian M. Hunter | 61 | Mother-in-law | — | Iowa |
| 63 | Axel Stackhouse | 40 | Head | Salesman | Iowa |
| 64 | Clara G. Stackhouse | 35 | Wife | — | Iowa |
| 65 | Melford L. Boyd | 28 | Head | Saw Filer | Iowa |
| 66 | Vera Boyd | 26 | Wife | — | Iowa |
| 67 | Bertha F. Esch | 19 | Sister-in-law | Sewing Project | Missouri |
| 68 | Beatrice G. Smith | 21 | Wife | — | Iowa |
| 69 | Jeanne Smith | 12 | Daughter | — | Iowa |
| 70 | Jack Linderman | 13 | Son | — | Iowa |
| 71 | Robert Linderman | 3 | Son | — | Iowa |
| 72 | Howard Jansen | 26 | Head | General Manager | Iowa |
| 73 | Annie Jansen | 27 | Wife | — | Scotland |
| 74 | John A. Miller | 46 | Head | Contractor | Minnesota |
| 75 | Blanche Miller | 45 | Wife | Beauty Operator | Iowa |
| 76 | Claude Everett Rudy | 39 | Head | Salesman | Iowa |
| 77 | Jos. H. Midgorden | 48 | Head | Ser. Station Opr. | Minnesota |
| 78 | Jeanette Midgorden | 43 | Wife | Secretary-Manager | Iowa |
| 79 | Harry Brookover | 66 | Father-in-law | — | Ohio |
| 80 | Gertrude Brookover | 70 | Mother-in-law | — | Iowa |
Related Census Records
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)