RH
Robert Holland — 1940 US Census Record
Model Tree available1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this Robert Holland across the 1920, 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed), with identified parents Samuel & Frances — first a son (b.~1905), then head of a 5-person household.
Age 35
b. ~1905
Male
Son
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | Holland |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Peoria City |
| 1935 Residence (County) | Peoria |
| Additional Details | |
| Occupation | Salesman |
| Industry | Automobile |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1650 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Salesman |
| Township / Ward | Peoria City |
| Est. Birth Year | ~1905 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Cooly Charles | Other | — | 32 | ~1908 |
| Samuel Holland | Head | — | 68 | ~1872 |
| Frances Holland | Spouse | — | 67 | ~1873 |
| Frank Phillips | Other | — | 32 | ~1908 |
| Robert Holland | Son | — | 35 | ~1905 |
Census Appearances
1920
Peoria, Illinois
Son, age 14
Peoria, Illinois · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | Robert H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Peoria, Illinois
Son, age 25
Peoria, Illinois · implied b. ~1905 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Holland |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Learning Hotel Bus |
| Industry | Hotel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Peoria-County, Illinois
Son, age 35
Peoria-County, Illinois · implied b. ~1905 — 5 household members
| Surname | Holland |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Peoria City |
| 1935 Residence (County) | Peoria |
| Occupation | Salesman |
| Industry | Automobile |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1650 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same house |
| 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 Samuel Holland (~0.92 confidence) and mother Frances Holland (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Samuel Holland
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Frances Holland
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Holland
Son · 1940 · age 35 · b. ~1905 · Illinois
★ 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 — Peoria-County, Illinois
Open full size
1940 US Federal Census — Peoria-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00918-00588)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leonore Hendricks | 27 | Wife | — | Missouri |
| 2 | John Hendricks | 3 | Son | — | Illinois |
| 3 | Gretchen Hendricks | 1 | Daughter | — | Illinois |
| 4 | Samuel Holland | 68 | Head | Traveling Broker | Ohio |
| 5 | Frances Holland | 67 | Wife | — | Ohio |
| 6 | Robert Holland THIS PERSON | 35 | Son | Salesman | Ohio |
| 7 | Frank Phillips | 32 | Lodger | Salesman | Russia |
| 8 | Cooly Charles | 32 | Lodger | Clerk | Indiana |
| 9 | James Tetter | 60 | Head | — | Illinois |
| 10 | Eva Mae Tetter | 24 | Niece | Bottling | Missouri |
| 11 | George Henry Banning | 59 | Head | Label Inspector | New York |
| 12 | Gertrude Banning | 47 | Wife | Saleslady | Germany |
| 13 | Maria S. Choke | 69 | Mother-in-law | — | Germany |
| 14 | Jack Fitzgerrell | 46 | Head | Salesman | Illinois |
| 15 | Edna Fitzgerrell | 43 | Wife | — | Illinois |
| 16 | E. L. Coy | 57 | Head | Operator | Illinois |
| 17 | Lulu R. Coy | 57 | Wife | — | Illinois |
| 18 | Clyde Kelly | 22 | Head | Salesman | Illinois |
| 19 | Virginia Kelly | 22 | Wife | Bill Clerk | Illinois |
| 20 | Morris L. Bork | 39 | Head | Proprietor | Poland |
| 21 | Rhea Bork | 35 | Wife | — | Poland |
| 22 | Paula Bork | 11 | Daughter | — | Illinois |
| 23 | Norman Bork | 8 | Son | — | Illinois |
| 24 | Saul Bork | 5 | Son | — | Illinois |
| 25 | Alice Koester | 20 | Maid | Maid | Missouri |
| 26 | Emil Newhauser | 55 | Head | Contractor | Germany |
| 27 | Pearl Newhauser | 55 | Wife | — | Illinois |
| 28 | Imagine Newhauser | 16 | Daughter | — | Illinois |
| 29 | Sam Zimmerman | 34 | Head | Service | Illinois |
| 30 | Martha Zimmerman | 29 | Wife | — | Illinois |
| 31 | Ann Zimmerman | 2 | Daughter | — | Illinois |
| 32 | George Krause | 33 | Head | Lubrication Engineer | Wisconsin |
| 33 | Frances Krause | 32 | Wife | — | Michigan |
| 34 | Richard Krause | 7 | Son | — | Minnesota |
| 35 | Janice Krause | 3 | Daughter | — | Wisconsin |
| 36 | Louis Meyers | 53 | Head | Finance Small Loans | Illinois |
| 37 | Sara Meyers | 51 | Wife | — | Missouri |
| 38 | Sandor Horwitz | 72 | Head | — | Hungary |
| 39 | Eva Horwitz | 63 | Wife | — | Prussia |
| 40 | Harry Briggs | 55 | Head | Mechanic | Illinois |
Pedigree Summary
Robert
Gen 1 · 2 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)