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William Connell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Pocahontas-County, Iowa
Our Model Tree links this William Connell across the 1930 and 1940 US Censuses in Pocahontas-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 5-person household.
Age 12
b. ~1928
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Pocahontas-County, Iowa |
| Surname | Connell |
| Given Name | William E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Dover Twp |
| 1935 Residence (County) | Pocahontas |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Dover Twp |
| Est. Birth Year | ~1928 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Margaret Connell | Daughter | — | 7 | ~1933 |
| James Connell | Head | — | 49 | ~1891 |
| Elizabeth Connell | Spouse | — | 45 | ~1895 |
| Mary Connell | Daughter | — | 14 | ~1926 |
| William Connell | Son | — | 12 | ~1928 |
Census Appearances
1930
Pocahontas, Iowa
Son, age 2
Pocahontas, Iowa · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connell |
| Given Name | William J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Pocahontas-County, Iowa
Son, age 12
Pocahontas-County, Iowa · implied b. ~1928 — 5 household members
| Surname | Connell |
| Given Name | William E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Dover Twp |
| 1935 Residence (County) | Pocahontas |
| Highest Grade | 6 |
| 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 William Connell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Connell
Son · 1940 · age 12 · b. ~1928 · Iowa
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Sibling
Mary Connell
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Connell
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 — Pocahontas-County, Iowa
Open full size
1940 US Federal Census — Pocahontas-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01191-00238)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edward A. Ryan | 44 | Head | Farmer | Iowa |
| 2 | Adelaide M. Ryan | 29 | Wife | — | Iowa |
| 3 | Dennis P. Ryan | 5 | Son | — | Iowa |
| 4 | Carole Ryan | 3 | Daughter | — | Iowa |
| 5 | Jimmy J. Ryan | 1 | Son | — | Iowa |
| 6 | Walter S. Arndam|Arndum | 58 | Head | Farmer | Iowa |
| 7 | Maggie S. Arndam|Arndum | 65 | Sister | — | Iowa |
| 8 | Alan E. Erickson | 48 | Head | Farmer | Sweden |
| 9 | Elin M. Erickson | 39 | Wife | — | Sweden |
| 10 | Ann M. Erickson | 5 | Daughter | — | Iowa |
| 11 | William Breiholz | 73 | Head | — | Germany |
| 12 | Hedwig Breiholz | 62 | Wife | — | Iowa |
| 13 | Herbert S. Breiholz | 25 | Son | Labor | Iowa |
| 14 | James W. Connell | 49 | Head | Farmer | Illinois |
| 15 | Elizabeth M. Connell | 45 | Wife | — | Iowa |
| 16 | Mary L. Connell | 14 | Daughter | — | Iowa |
| 17 | William E. Connell THIS PERSON | 12 | Son | — | Iowa |
| 18 | Margaret A. Connell | 7 | Daughter | — | Iowa |
| 19 | M. H. Cubbenga | 38 | Head | Farmer | Iowa |
| 20 | Margie J. Cubbenga | 28 | Wife | — | S. Dakota |
| 21 | John Cubbenga | 69 | Father | — | Illinois |
| 22 | H. Wrockenhaus | 44 | Head | Farmer | S. Dakota |
| 23 | Helen M. Wrockenhaus | 39 | Wife | — | Iowa |
| 24 | Virgil J. Wrockenhaus | 17 | Son | Labor | Iowa |
| 25 | Louis R. Wrockenhaus | 14 | Son | — | Iowa |
| 26 | Angela M. Wrockenhaus | 13 | Daughter | — | Iowa |
| 27 | John Wrockenhaus | 9 | Son | — | Iowa |
| 28 | Thomas Wrockenhaus | 3 | Son | — | Iowa |
| 29 | Ronald L. Wrockenhaus | 1 | Son | — | Iowa |
| 30 | Peter Heithoff | 37 | Head | Farmer | Iowa |
| 31 | Mary G. Heithoff | 31 | Wife | — | Iowa |
| 32 | Ruth M. Heithoff | 10 | Daughter | — | Iowa |
| 33 | Leon A. Heithoff | 8 | Daughter | — | Iowa |
| 34 | Marlene M. Heithoff | 4 | Daughter | — | Iowa |
| 35 | Alvin H. Schmetters | 45 | Head | Farmer | Iowa |
| 36 | Ed L. Lampsdorf | 44 | Head | Farmer | Iowa |
| 37 | Mary A. Lampsdorf | 40 | Wife | — | Illinois |
| 38 | Norbert L. Lampsdorf | 16 | Son | — | Iowa |
| 39 | Donald H. Lampsdorf | 15 | Son | — | Iowa |
| 40 | Mary J. Lampsdorf | 11 | Daughter | — | 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)