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Catherine Collins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allamakee-County, Iowa
Our Model Tree links this Catherine Collins across the 1930 and 1940 US Censuses in Allamakee-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 8-person household.
Age 17
b. ~1923
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allamakee-County, Iowa |
| Surname | Collins |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Waukon (city) |
| 1935 Residence (County) | Allamakee |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Waukon City |
| Est. Birth Year | ~1923 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Catherine | Age | Birth yr |
|---|---|---|---|---|
| Thomas Collins | Son | — | 15 | ~1925 |
| James Collins | Son | — | 23 | ~1917 |
| Catherine Collins | Daughter | — | 17 | ~1923 |
| Ada Collins | Daughter | — | 21 | ~1919 |
| James Collins | Head | — | 70 | ~1870 |
| Ada Collins | Spouse | — | 54 | ~1886 |
| Robert Collins | Son | — | 24 | ~1916 |
| Mary Collins | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Allamakee, Iowa
Daughter, age 7
Allamakee, Iowa · implied b. ~1923 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Collins |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Allamakee-County, Iowa
Daughter, age 17
Allamakee-County, Iowa · implied b. ~1923 — 8 household members
| Surname | Collins |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Waukon (city) |
| 1935 Residence (County) | Allamakee |
| Class of Worker | 0 |
| Highest Grade | Hs 2 |
| 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 Catherine Collins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Catherine Collins
Daughter · 1940 · age 17 · b. ~1923 · Iowa
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Sibling
Thomas Collins
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ada Collins
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Collins
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Collins
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Collins
Sibling · 1940 · age 23
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 — Allamakee-County, Iowa
Open full size
1940 US Federal Census — Allamakee-County, Iowa
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01136-00983)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elizabeth Lloyd | 30 | Wife | Housewife | Iowa |
| 2 | Edwin Lloyd | 6 | Son | — | Iowa |
| 3 | Kent Lloyd | 2 | Son | — | Iowa |
| 4 | Anna Hale | 65 | Head | — | Iowa |
| 5 | Charlotte Hale | 24 | Daughter | Teacher | Iowa |
| 6 | Floyd A. Parks | 40 | Head | Retail Salesman | Iowa |
| 7 | Gladys M. Parks | 39 | Wife | Housewife | Iowa |
| 8 | Lois M. Parks | 13 | Daughter | — | Iowa |
| 9 | Norma Lee Parks | 11 | Daughter | — | Iowa |
| 10 | Carolyn Mae Parks | 12 | Daughter | — | Iowa |
| 11 | Thomas Parks | 10 | Nephew | — | Ohio |
| 12 | James Collins | 70 | Head | — | Iowa |
| 13 | Ada R. Collins | 54 | Wife | Agent | Iowa |
| 14 | Robert A. Collins | 24 | Son | Lineman | Iowa |
| 15 | James L. Collins | 23 | Son | Lineman | Iowa |
| 16 | Ada Rose Collins | 21 | Daughter | Reporter | Iowa |
| 17 | Mary Elaine Collins | 19 | Daughter | House Maid | Iowa |
| 18 | Catherine Collins THIS PERSON | 17 | Daughter | — | Iowa |
| 19 | Thomas A. Collins | 15 | Son | — | Iowa |
| 20 | Thomas J. Lee | 67 | Head | — | Minnesota |
| 21 | Ellen E. Lee | 70 | Wife | — | Minnesota |
| 22 | Elmer Wise | 32 | Head | Trucker | Illinois |
| 23 | Henrietta Wise | 30 | Wife | Salesman | Iowa |
| 24 | Arthur H. Jacobson | 29 | Head | Attorney | Iowa |
| 25 | Isabel Jacobson | 27 | Wife | — | Iowa |
| 26 | Anton A. Anderson | 76 | Head | — | Iowa |
| 27 | Esther Jennings | 49 | Head | — | Iowa |
| 28 | Milton Jennings | 28 | Son | Supervisor | Iowa |
| 29 | Ruth Jennings | 22 | Daughter | — | Iowa |
| 30 | Hannah Klein | 76 | Mother | — | Iowa |
| 31 | Tollef Johnson | 81 | Head | — | Norway |
| 32 | Maud B. Johnson | 64 | Wife | — | Iowa |
| 33 | Earl M. Kelly | 28 | Head | Assessor | Iowa |
| 34 | Bernice Kelly | 33 | Wife | Jeweler | Iowa |
| 35 | Darlene Kelly | 5 | Daughter | — | Iowa |
| 36 | Gaylord Kelly | 1 | Son | — | Iowa |
| 37 | Harry O. Arr | 53 | Head | Civil Engineer | Iowa |
| 38 | Alice D. Arr | 52 | Wife | — | Wisconsin |
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)