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John Sutherland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lucas-County, Iowa
Our Model Tree links this John Sutherland across the 1930 and 1940 US Censuses in Lucas-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Iowa |
| Surname | Sutherland |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Lincoln Township |
| Additional Details | |
| Highest Grade | S |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Lincoln Township |
| Est. Birth Year | ~1929 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Sutherland | Son | — | 11 | ~1929 |
| David Sutherland | Son | — | 12 | ~1928 |
| Josephine Sutherland | Spouse | — | 41 | ~1899 |
| Carl Sutherland | Head | — | 58 | ~1882 |
| Carl Sutherland | Son | — | 19 | ~1921 |
| Rudolph Sutherland | Son | — | 15 | ~1925 |
| Paul Sutherland | Son | — | 17 | ~1923 |
| Gust Sutherland | Son | — | 9 | ~1931 |
Census Appearances
1930
Lucas, Iowa
Son, age 1
Lucas, Iowa · implied b. ~1929 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sutherland |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Venezuela |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Lucas-County, Iowa
Son, age 11
Lucas-County, Iowa · implied b. ~1929 — 8 household members
| Surname | Sutherland |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Lincoln Township |
| Highest Grade | S |
| 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 John Sutherland across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Sutherland
Son · 1940 · age 11 · b. ~1929 · Iowa
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Sibling
David Sutherland
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Sutherland
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rudolph Sutherland
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gust Sutherland
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Sutherland
Sibling · 1940 · age 19
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 — Lucas-County, Iowa
Open full size
1940 US Federal Census — Lucas-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01178-00647)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | K. Vernon Gookin | 6 | Son | — | Iowa |
| 42 | Howard A. Gookin | 32 | Head | Trucker | Iowa |
| 43 | F. Marie Gookin | 28 | Wife | — | Iowa |
| 44 | Warren L. Gookin | 7 | Son | — | Iowa |
| 45 | Vernon Ray Gookin | 3 | Son | — | Iowa |
| 46 | Alberta M. Gookin | 4 | Daughter | — | Iowa |
| 47 | Jay Gookin | 20 | Brother | Gasoline Station | Iowa |
| 48 | Barney Mccoy | 30 | Head | Teacher | Iowa |
| 49 | Helen I. Mccoy | 28 | Wife | — | Iowa |
| 50 | B. Maxwell Mccoy | 6 | Son | — | Iowa |
| 51 | Marcia H. Mccoy | 1 | Daughter | — | Iowa |
| 52 | Frank Brenaman | 56 | Head | Trucker | Iowa |
| 53 | Easter Brenaman | 50 | Wife | — | Iowa |
| 54 | Merlon J. Brenaman | 28 | Son | Trucker | Iowa |
| 55 | Imogene Brenaman | 24 | Daughter in law | — | Iowa |
| 56 | Norma L. Brenaman | 7 | Grand-dau | — | Iowa |
| 57 | Dwight J. Brenaman | 5 | Grandson | — | Iowa |
| 58 | Dora J. Brenaman | 0 | Grand-dau | — | Iowa |
| 59 | Waneta May Brenaman | 11 | Daughter | — | Iowa |
| 60 | R. Paul Robison | 35 | Head | Salesman | Iowa |
| 61 | Audrey B. Robison | 36 | Wife | — | Iowa |
| 62 | Bernita P. Robison | 15 | Daughter | — | Iowa |
| 63 | Richard D. Robison | 13 | Son | — | Iowa |
| 64 | Marylyn M. Robison | 5 | Daughter | — | Iowa |
| 65 | Lavon L. Keeney | 21 | Head | Farmer | Iowa |
| 66 | O. Lorene Keeney | 18 | Wife | — | Iowa |
| 67 | Lion A. Keeney | 45 | Head | Farmer | Iowa |
| 68 | Minnie F. Keeney | 41 | Wife | — | Iowa |
| 69 | Alice E. Keeney | 17 | Daughter | — | Iowa |
| 70 | Marguerite Keeney | 15 | Daughter | — | Iowa |
| 71 | Kenneth L. Keeney | 11 | Son | — | Iowa |
| 72 | Keith W. Keeney | 8 | Son | — | Iowa |
| 73 | Carl Sutherland | 58 | Head | Machinist | Iowa |
| 74 | Josephine Sutherland | 41 | Wife | — | Venezuela |
| 75 | Carl F. Sutherland | 19 | Son | Farm Laborer | Venezuela |
| 76 | Paul A. Sutherland | 17 | Son | Farm Laborer | Venezuela |
| 77 | Rudolph E. Sutherland | 15 | Son | — | Venezuela |
| 78 | David E. Sutherland | 12 | Son | — | Iowa |
| 79 | John Sutherland THIS PERSON | 11 | Son | — | Iowa |
| 80 | Gust Sutherland | 9 | Son | — | 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)