RH
Robert Holland — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hardin-County, Ohio
Our Model Tree links this Robert Holland across the 1920, 1930 and 1940 US Censuses in Hardin-County, Ohio (XGBoost, ~Confirmed), with identified parents J & J — first a son (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hardin-County, Ohio |
| Surname | Holland |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Goshen Township |
| 1935 Residence (County) | Hardin |
| Additional Details | |
| Occupation | Laborer Farm |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Laborer Farm |
| Township / Ward | Goshen Township |
| Est. Birth Year | ~1898 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Holland | Spouse | — | 67 | ~1873 |
| J Holland | Head | — | 64 | ~1876 |
| Robert Holland | Son | — | 42 | ~1898 |
Census Appearances
1920
Hardin, Ohio
Son, age 21
Hardin, Ohio · implied b. ~1899 — 5 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 | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hardin, Ohio
Son, age 32
Hardin, Ohio · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | England |
| Mother's Birthplace | Germany |
| Occupation | Laborer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hardin-County, Ohio
Son, age 42
Hardin-County, Ohio · implied b. ~1898 — 3 household members
| Surname | Holland |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Goshen Township |
| 1935 Residence (County) | Hardin |
| Occupation | Laborer Farm |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father J Holland (~0.92 confidence) and father J Holland (~0.92 confidence) and father J Holland (~0.92 confidence) and mother Elizabeth Holland (~0.92 confidence) and mother Elizabeth Holland (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
J Holland
b. ~1877
Source father
● Household
· direct · ~0.92
Father
J Holland
b. ~1876
Source father
● Household
· direct · ~0.92
Father
J Holland
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Holland
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Holland
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Holland
Son · 1940 · age 42 · b. ~1898 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Hardin-County, Ohio
Open full size
1940 US Federal Census — Hardin-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03082-00356)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma E. Hastings | 15 | Daughter | — | Ohio |
| 2 | Mary Jane Hastings | 13 | Daughter | — | Ohio |
| 3 | James Henry Hastings | 10 | Son | — | Ohio |
| 4 | Barbara Joan Hastings | 8 | Daughter | — | Ohio |
| 5 | Gary Lee Hastings | 5 | Son | — | Ohio |
| 6 | Ernest Eugene Hastings | 3 | Son | — | Ohio |
| 7 | Emma Wolf | 41 | Mother in law | Operator | Ohio |
| 8 | Roy A. Pfeiffer | 48 | Head | Farm | Ohio |
| 9 | Hazel Pfeiffer | 41 | Wife | — | Ohio |
| 10 | Sarah E. Druschel | 72 | Mother | — | Ohio |
| 11 | Raymond Druschel | 17 | Nephew | Laborer | Ohio |
| 12 | Frederick Wolf | 23 | Head | Farm | Ohio |
| 13 | Dorothy Wolf | 21 | Wife | — | Ohio |
| 14 | Roderick Wolf | 1 | Son | — | Ohio |
| 15 | Lawrence Ulthauser | 53 | Head | Operator Farm | Ohio |
| 16 | Anna Ulthauser | 54 | Wife | — | Ohio |
| 17 | Opal Ulthauser | 30 | Daughter | Silk Mill | Ohio |
| 18 | Edna Ulthauser | 25 | Daughter | Store Clerk | Ohio |
| 19 | Edward Ulthauser | 20 | Son | Farm Laborer | Ohio |
| 20 | J. William Holland | 64 | Head | Operator Farm | Ohio |
| 21 | Elizabeth Holland | 67 | Wife | — | Ohio |
| 22 | Robert Holland THIS PERSON | 42 | Son | Laborer Farm | Ohio |
| 23 | Jacob Sherman | 58 | Head | Operator Farm | Ohio |
| 24 | Hannah Sherman | 37 | Wife | — | Ohio |
| 25 | James Sherman | 17 | Son | Laborer Farm | Ohio |
| 26 | Carl Sherman | 15 | Son | Laborer Farm | Ohio |
| 27 | Marlene Sherman | 13 | Daughter | — | Ohio |
| 28 | Lester Sherman | 12 | Son | — | Ohio |
| 29 | Ralph Sherman | 10 | Son | — | Ohio |
| 30 | Rosa Nell Sherman | 8 | Daughter | — | Ohio |
| 31 | Dale Sherman | 3 | Son | — | Ohio |
| 32 | Marian Jean Sherman | 5 | Daughter | — | Ohio |
| 33 | Paul Sherman | 48 | Head | Operator Farm | Ohio |
| 34 | Luella Sherman | 40 | Wife | — | Ohio |
| 35 | Eldon Sherman | 14 | Son | — | Ohio |
| 36 | George Heilman | 61 | Head | Operator Farm | Ohio |
| 37 | Margaret Heilman | 62 | Wife | — | Ohio |
| 38 | William Reed | 78 | Head | Operator Farm | Ohio |
| 39 | Fred Casper | 67 | Head | Operator Farm | Ohio |
| 40 | Louise Casper | 58 | Wife | — | Ohio |
Pedigree Summary
Robert
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)