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Robert Oliver — 1930 US Census Record
Model Tree available1930 United States Federal Census · Mclean, Illinois
Our Model Tree links this Robert Oliver across the 1910, 1920 and 1930 US Censuses in Mclean, Illinois (XGBoost, ~Confirmed), with identified parents Geo & Melvin — first a son (b.~1901), then head of a 4-person household.
Age 29
b. ~1901
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Mclean, Illinois |
| Surname | Oliver |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Laborer |
| Industry | On Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Leroy City |
| Est. Birth Year | ~1901 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Melvin Oliver | Head | — | 53 | ~1877 |
| Edward Burns | Other | — | 54 | ~1876 |
| Robert Oliver | Son | — | 29 | ~1901 |
| Eva Oliver | Spouse | — | 54 | ~1876 |
Census Appearances
1910
Mclean, Illinois
Son, age 8
Mclean, Illinois · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Robert M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Mclean, Illinois
Son, age 18
Mclean, Illinois · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Oliver |
| Given Name | Robert |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mclean, Illinois
Son, age 29
Mclean, Illinois · implied b. ~1901 — 4 household members
| Surname | Oliver |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | On Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Oliver across 3 US Census years (1910, 1920 and 1930) in Mclean, Illinois, using XGBoost record linkage. Identified parents: father Geo Oliver (~0.92 confidence) and father Melvin Oliver (~0.92 confidence) and father Melvin Oliver (~0.92 confidence) and mother Eva Oliver (~0.92 confidence) and mother Gladys Oliver (~0.92 confidence) and mother Lulu Oliver (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Geo Oliver
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Melvin Oliver
b. ~1877
Source father
● Household
· direct · ~0.92
Father
Melvin Oliver
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Eva Oliver
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Gladys Oliver
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Lulu Oliver
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Oliver
Son · 1930 · age 29 · b. ~1901 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Mclean, Illinois
Open full size
1930 US Federal Census — Mclean, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel536:0005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Henderson Wheeler | 61 | Brother | — | Kentucky |
| 52 | Addison Krantz | 64 | Head | — | Illinois |
| 53 | Alice Krantz | 57 | Wife | — | Illinois |
| 54 | Mary A. Webber | 82 | Head | — | Illinois |
| 55 | Helen Webber | 53 | Daughter | — | Illinois |
| 56 | John G. Hulen | 34 | Head | Barber | Illinois |
| 57 | Mona Hulen | 33 | Wife | — | Illinois |
| 58 | Duane Hulen | 7 | Son | — | Illinois |
| 59 | Nelson Hulen | 5 | Son | — | Illinois |
| 60 | Donald Hulen | 2 | Son | — | Illinois |
| 61 | Lewis C. Crumbaugh | 85 | Head | — | Illinois |
| 62 | Rachel Crumbaugh | 85 | Wife | — | Illinois |
| 63 | Alice Crumbaugh | 62 | Daughter | — | Illinois |
| 64 | Fred L. Horine | 60 | Head | — | Illinois |
| 65 | Mary E. Horine | 57 | Wife | — | Illinois |
| 66 | Ira B. Reynolds | 37 | Head | Farmer | Illinois |
| 67 | Inez B. Reynolds | 40 | Wife | — | Illinois |
| 68 | Eva C. Grizzelle | 84 | Head | — | Illinois |
| 69 | Ross Arbuckle | 59 | Head | — | Ohio |
| 70 | Mary Arbuckle | 50 | Wife | — | Ohio |
| 71 | John W. Roberts | 49 | Head | Decorator | Illinois |
| 72 | Anna B. Roberts | 47 | Wife | — | Illinois |
| 73 | Ray J. Smith | 51 | Head | Farmer | Illinois |
| 74 | Ruth Smith | 33 | Wife | — | Indiana |
| 75 | Stuart Smith | 2 | Son | — | Illinois |
| 76 | Sabbie Smith | 82 | Mother | — | Maine |
| 77 | Gilbert Riley | 56 | Head | Farmer | Ohio |
| 78 | Maxine Riley | 54 | Wife | — | Ohio |
| 79 | Edward L. Pierce | 71 | Boarder | Salesman | Ohio |
| 80 | Ray Adams | 24 | Head | Farmer | Kentucky |
| 81 | Maud Adams | 23 | Wife | — | Illinois |
| 82 | Josephine Adams | 6 | Daughter | — | Illinois |
| 83 | Ulene Adams | 6 | Daughter | — | Illinois |
| 84 | Helen Adams | 4 | Daughter | — | Illinois |
| 85 | Raymond Adams | 3 | Son | — | Illinois |
| 86 | Harold Adams | 2 | Son | — | Illinois |
| 87 | Caroline C. Turner | 71 | Head | — | Ohio |
| 88 | Lois H. Hadfield | 47 | Daughter | Attendant | Illinois |
| 89 | Caroline Hadfield | 24 | Grand Dau | — | Illinois |
| 90 | Eileen Hadfield | 13 | Grand Dau | — | Illinois |
| 91 | Charles H. Hostler | 62 | Head | Foreman | Illinois |
| 92 | Sophia Hostler | 62 | Wife | — | Illinois |
| 93 | Mae Hostler | 27 | Daughter | Teacher | Illinois |
| 94 | Ray Hostler | 27 | Son | Laborer | Illinois |
| 95 | Melvin Oliver | 53 | Head | Stock Buyer | Illinois |
| 96 | Eva Oliver | 54 | Wife | — | Illinois |
| 97 | Robert Oliver THIS PERSON | 29 | Son | Laborer | Illinois |
| 98 | Edward Burns | 54 | Lodger | Laborer | Illinois |
| 99 | George H. Simpson | 81 | Head | — | Virginia |
| 100 | Leonora Simpson | 70 | Wife | — | Illinois |
Pedigree Summary
Robert
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
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)