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Robert Holland — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Miami-County, Indiana
Our Model Tree links this Robert Holland across the 1930 and 1940 US Censuses in Miami-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 9-person household.
Age 21
b. ~1919
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Miami-County, Indiana |
| Surname | Holland |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Erie Twp. |
| 1935 Residence (County) | Miami |
| Additional Details | |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 200 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | Laborer |
| Township / Ward | Erie Twp |
| Est. Birth Year | ~1919 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Adeline Holland | Daughter | — | 18 | ~1922 |
| Margaret Holland | Daughter | — | 15 | ~1925 |
| Carl Holland | Head | — | 43 | ~1897 |
| Martha Opple | Daughter | — | 23 | ~1917 |
| John Holland | Son | — | 13 | ~1927 |
| Floyd Opple | Other | — | 23 | ~1917 |
| Robert Holland | Son | — | 21 | ~1919 |
| Daniel Holland | Son | — | 17 | ~1923 |
| Martha Holland | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Miami, Indiana
Son, age 11
Miami, Indiana · implied b. ~1919 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | Robert L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Miami-County, Indiana
Son, age 21
Miami-County, Indiana · implied b. ~1919 — 9 household members
| Surname | Holland |
| Given Name | Robert E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Erie Twp. |
| 1935 Residence (County) | Miami |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 200 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Holland across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Holland
Son · 1940 · age 21 · b. ~1919 · Indiana
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Sibling
John Holland
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Holland
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Holland
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Adeline Holland
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Opple
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 — Miami-County, Indiana
Open full size
1940 US Federal Census — Miami-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01078-00108)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Rhoda F. Pearce | 52 | Wife | — | Illinois |
| 2 | William A. Pearce | 25 | Son | Laborer | Illinois |
| 3 | Frances Ellen Pearce | 19 | Daughter | — | Illinois |
| 4 | Dorothy June Pearce | 9 | Daughter | — | Illinois |
| 5 | Doris Jean Pearce | 9 | Daughter | — | Illinois |
| 6 | Carl D. Holland | 43 | Head | Mill Wright Foreman | Indiana |
| 7 | Martha R. Holland | 42 | Wife | — | Indiana |
| 8 | Robert E. Holland THIS PERSON | 21 | Son | Laborer | Indiana |
| 9 | Adeline L. Holland | 18 | Daughter | Assembler | Indiana |
| 10 | Daniel L. Holland | 17 | Son | — | Indiana |
| 11 | Margaret A. Holland | 15 | Daughter | — | Indiana |
| 12 | John J. Holland | 13 | Son | — | Indiana |
| 13 | Martha A. Opple | 23 | Daughter | Inspector | Indiana |
| 14 | Floyd E. Opple | 23 | H. Son | Tool & Die Making | Indiana |
| 15 | Lloyd H. Berger | 44 | Head | Horticulturist | Indiana |
| 16 | Dorothy M. Berger | 48 | Wife | — | Indiana |
| 17 | Clarence S. Berger | 18 | Son | — | Indiana |
| 18 | Max E. Berger | 8 | Son | — | Indiana |
| 19 | William H. Leffel | 23 | Head | Farm Laborer | Indiana |
| 20 | Deloris Leffel | 23 | Wife | — | Indiana |
| 21 | William Leffel | 2 | Son | — | Indiana |
| 22 | Benjamin Adams | 72 | Head | Horticulturist | Indiana |
| 23 | Nellie Pearl Adams | 63 | Wife | — | Indiana |
| 24 | Fred A. Catten | 62 | Head | Mill Wright | Indiana |
| 25 | Carl A. Catten | 32 | Son | Farm Labor. | Indiana |
| 26 | Mary Ellen Catten | 23 | Daughter | — | Indiana |
| 27 | William B. Wilson | 43 | Head | Farmer | Indiana |
| 28 | Sylvia M. Wilson | 46 | Wife | — | Indiana |
| 29 | Charles E. Wilson | 13 | Son | — | Indiana |
| 30 | Evelyn Marie Wilson | 8 | Daughter | — | Indiana |
| 31 | Alvin R. Kriesher | 19 | Hired Hand | Laborer | Wisconsin |
| 32 | Fred Berger | 36 | Head | Farmer | Indiana |
| 33 | Ethel Berger | 35 | Wife | — | Indiana |
| 34 | Dorothy Nelson | 17 | Step Daughter | — | Indiana |
| 35 | June Berger | 7 | Daughter | — | Indiana |
| 36 | Ray W. Markins | 41 | Head | Farmer | Indiana |
| 37 | Marie P. Markins | 38 | Wife | — | Indiana |
| 38 | Rhea C. Markins | 13 | Daughter | House Keeper | Indiana |
| 39 | Emma A. Markins | 10 | Daughter | — | Indiana |
| 40 | Carter F. Butt | 48 | Head | Farmer | Indiana |
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)