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John Mcclain — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Winnebago, Iowa
Our Model Tree links this John Mcclain across the 1920 and 1930 US Censuses in Winnebago, Iowa (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 13-person household.
Age 17
b. ~1913
Male
Son
Born: South Dakota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Winnebago, Iowa |
| Surname | McClain |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
| Occupation | Laborer |
| Township / Ward | King Township |
| Est. Birth Year | ~1913 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Maggie Mcclain | Other | — | 42 | ~1888 |
| Beulah Mcclain | Daughter | — | 20 | ~1910 |
| Ethel Mcclain | Daughter | — | 16 | ~1914 |
| Austin Mcclain | Son | — | 12 | ~1918 |
| William Mcclain | Son | — | 21 | ~1909 |
| Welma Mcclain | Daughter | — | ~1930 | |
| John Mcclain | Head | — | 45 | ~1885 |
| Velma Mcclain | Daughter | — | 8 | ~1922 |
| Velva Mcclain | Daughter | — | 8 | ~1922 |
| Andrew Mcclain | Son | — | 14 | ~1916 |
| John Mcclain | Son | — | 17 | ~1913 |
| Margaret Mcclain | Daughter | — | 22 | ~1908 |
| George Mcclain | Son | — | 10 | ~1920 |
Census Appearances
1920
Kossuth, Iowa
Son, age 8
Kossuth, Iowa · implied b. ~1912 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McClain |
| Given Name | Johnnie R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
1930
Winnebago, Iowa
Son, age 17
Winnebago, Iowa · implied b. ~1913 — 13 household members
| Surname | McClain |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | South Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | South Dakota |
| Birth Country | United States |
| Birthplace (normalized) | south dakota |
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 John Mcclain across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcclain
Son · 1930 · age 17 · b. ~1913 · Iowa
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Sibling
Margaret Mcclain
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Velma Mcclain
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beulah Mcclain
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Velva Mcclain
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Mcclain
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Mcclain
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Mcclain
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Austin Mcclain
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Welma Mcclain
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Mcclain
Sibling · 1930 · age 14
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
1930 US Federal Census — Winnebago, Iowa
Open full size
1930 US Federal Census — Winnebago, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel688:0469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Helen Olson | 20 | Daughter | Servant | Minnesota |
| 52 | Casper Olson | 18 | Son | Laborer | Minnesota |
| 53 | Ernest Olson | 15 | Son | — | Iowa |
| 54 | Joseph Olson | 12 | Son | — | Iowa |
| 55 | Raymond Olson | 7 | Son | — | Iowa |
| 56 | William Swenson | 31 | Head | Farmer | Iowa |
| 57 | Dessie Swenson | 26 | Wife-H | — | Iowa |
| 58 | Dean Swenson | 0 | Son | — | Iowa |
| 59 | John Griffin | 31 | Head | Farmer | Iowa |
| 60 | Beulah Griffin | 32 | Wife-H | — | Iowa |
| 61 | Glenn Griffin | 9 | Son | — | Iowa |
| 62 | Lars Monson | 70 | Head | Carpenter | Norway |
| 63 | Lewis Shropshire | 58 | Head | Farmer | Iowa |
| 64 | Bertie Shropshire | 45 | Wife-H | Laborer | Kansas |
| 65 | Forrest Shropshire | 16 | Son | — | Iowa |
| 66 | Vern Shropshire | 9 | Son | — | Iowa |
| 67 | Glenn Shropshire | 6 | Son | — | Iowa |
| 68 | Leon Bryant | 43 | Head | Farmer | Illinois |
| 69 | Clara Bryant | 42 | Wife-H | — | Iowa |
| 70 | Hubert Bear | 18 | Nephew | Laborer | Iowa |
| 71 | Marie Strand | 19 | Foster Child | — | Iowa |
| 72 | Ole Ambroson | 55 | Head | Farmer | Iowa |
| 73 | Annie Ambroson | 43 | Sister-H | — | Iowa |
| 74 | Edward Ambroson | 40 | Brother | Farmer | Iowa |
| 75 | Anna Schmid | 46 | Head | Farmer | Germany |
| 76 | Herman Schmid | 24 | Son | Laborer | South Dakota |
| 77 | Esther Schmid | 18 | Daughter | Servant | South Dakota |
| 78 | Clarence Schmid | 11 | Son | — | Iowa |
| 79 | Michael Schmid | 80 | Father-in-law | — | Germany |
| 80 | John Mcclain | 45 | Head | Farmer | Iowa |
| 81 | Maggie Mcclain | 42 | Wife-H | — | Iowa |
| 82 | Margaret Mcclain | 22 | Daughter | Servant | Iowa |
| 83 | William Mcclain | 21 | Son | Laborer | Iowa |
| 84 | Beulah Mcclain | 20 | Daughter | Servant | South Dakota |
| 85 | John Jr. Mcclain THIS PERSON | 17 | Son | Laborer | South Dakota |
| 86 | Ethel Mcclain | 16 | Daughter | — | South Dakota |
| 87 | Andrew Mcclain | 14 | Son | — | South Dakota |
| 88 | Austin Mcclain | 12 | Son | — | South Dakota |
| 89 | George Mcclain | 10 | Son | — | Iowa |
| 90 | Velma Mcclain | 8 | Daughter | — | Iowa |
| 91 | Velva Mcclain | 8 | Daughter | — | Iowa |
| 92 | Welma Mcclain | 0 | Daughter | — | Iowa |
| 93 | Lee Wessels | 26 | Head | Farmer | Iowa |
| 94 | Mae Wessels | 19 | Wife- | — | Iowa |
| 95 | Martha Wessels | 51 | Mother-H | — | Holland |
| 96 | Jennie Wessels | 19 | Sister | Servant | Iowa |
| 97 | Martha Wessels | 16 | Sister | Servant | Iowa |
| 98 | Josephine Wessels | 9 | Sister | — | Iowa |
| 99 | Janette Wessels | 7 | Sister | — | Iowa |
| 100 | Henry Sternberg | 34 | Head | Farmer | Iowa |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)