RL
Robert Lewis — 1920 US Census Record
Model Tree available1920 United States Federal Census · Mcdonough, Illinois
Our Model Tree links this Robert Lewis across the 1900, 1910 and 1920 US Censuses in Mcdonough, Illinois (XGBoost, ~Confirmed), with identified parents L & L — first a son (b.~1899), then head of a 4-person household.
Age 21
b. ~1899
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Mcdonough, Illinois |
| Surname | Lewis |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | Macomb Township |
| Est. Birth Year | ~1899 |
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 1920 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| L Lewis | Head | — | 53 | ~1867 |
| John Lewis | Son | — | 17 | ~1903 |
| Robert Lewis | Son | — | 21 | ~1899 |
| Sarah Lewis | Spouse | — | 42 | ~1878 |
Census Appearances
1900
Mcdonough, Illinois
Son, age 2
Mcdonough, Illinois · implied b. ~1898 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | R. O. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Apr |
| Birth Year | 1898 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Mcdonough, Illinois
Son, age 12
Mcdonough, Illinois · implied b. ~1898 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lewis |
| Given Name | Robert L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Mcdonough, Illinois
Son, age 21
Mcdonough, Illinois · implied b. ~1899 — 4 household members
| Surname | Lewis |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| 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 Lewis across 3 US Census years (1900, 1910 and 1920) in Mcdonough, Illinois, using XGBoost record linkage. Identified parents: father L Lewis (~0.92 confidence) and father L Lewis (~0.92 confidence) and father William Lewis (~0.92 confidence) and mother L Lewis (~0.92 confidence) and mother Sarah Lewis (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
L Lewis
b. ~1876
Source father
● Household
· direct · ~0.92
Father
L Lewis
b. ~1867
Source father
● Household
· direct · ~0.92
Father
William Lewis
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
L Lewis
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Sarah Lewis
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Lewis
Son · 1920 · age 21 · b. ~1899 · Illinois
★ You are viewing this record
Sibling
John Lewis
Sibling · 1920 · age 17
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
1920 US Federal Census — Mcdonough, Illinois
Open full size
1920 US Federal Census — Mcdonough, Illinois
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu385unit:1006)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eva Larson | 5 | Daughter | None | Illinois |
| 2 | William Kaiser | 60 | Head | Farmer | Illinois |
| 3 | Christina Kaiser | 57 | Wife | None | Illinois |
| 4 | John Kaiser | 32 | Son | Farmer | Illinois |
| 5 | Mary Kaiser | 29 | Daughter-in-law | None | Illinois |
| 6 | Meryl Kaiser | 5 | Grand Daughter | None | Illinois |
| 7 | Margaret Kaiser | 3 | Grand Daughter | None | Illinois |
| 8 | E. J. Wetzel | 60 | Head | Farmer | Illinois |
| 9 | Minnie Wetzel | 53 | Wife | None | Illinois |
| 10 | J. C. Mcfadden | 69 | Head | Farmer | Illinois |
| 11 | Caroline Mcfadden | 70 | Wife | None | Illinois |
| 12 | L. L. Lewis | 53 | Head | Farmer | Illinois |
| 13 | Sarah Lewis | 42 | Wife | None | Illinois |
| 14 | Robert Lewis THIS PERSON | 21 | Son | Laborer | Illinois |
| 15 | John L. Lewis | 17 | Son | None | Illinois |
| 16 | Evan Edwards | 52 | Head | Carpenter | Kentucky |
| 17 | Mary Edwards | 53 | Wife | None | Illinois |
| 18 | Loren Edwards | 25 | Son | Farmer | Illinois |
| 19 | Leon Edwards | 17 | Son | None | Illinois |
| 20 | Dorothy Edwards | 11 | Daughter | None | Illinois |
| 21 | Robert Edwards | 8 | Son | None | Illinois |
| 22 | Eugene Edwards | 8 | Son | None | Illinois |
| 23 | Margaret Bedwell | 4 | Grand Daughter | None | Illinois |
| 24 | C. W. Ernest | 49 | Brother-in-law | Farmer | Illinois |
| 25 | Julia Flake | 20 | Niece | None | Illinois |
| 26 | Julia Gisler | 79 | Head | None | Indiana |
| 27 | Ella Gisler | 64 | Step Daughter | None | Ohio |
| 28 | Laura Gisler | 60 | Step Daughter | None | Illinois |
| 29 | B. F. Wheeler | 62 | Head | Farmer | Illinois |
| 30 | Mary Wheeler | 56 | Wife | None | Illinois |
| 31 | Frank Wheeler | 33 | Son | Farmer | Illinois |
| 32 | Willie Wheeler | 31 | Son | Farmer | Illinois |
| 33 | Visa Wheeler | 30 | Daughter-in-law | None | Kentucky |
| 34 | Mary Wheeler | 5 | Grand Daughter | None | Illinois |
| 35 | David Gray | 42 | Head | Farmer | Kentucky |
| 36 | May Gray | 36 | Wife | None | Illinois |
| 37 | Archie Gray | 20 | Son | Laborer | Illinois |
| 38 | Eva Gray | 16 | Daughter | None | Illinois |
| 39 | Arthur Gray | 11 | Son | None | Illinois |
| 40 | Kenneth Gray | 8 | Son | None | Illinois |
| 41 | Keith Gray | 2 | Son | None | Illinois |
| 42 | D. A. Deener | 39 | Head | Farmer | Illinois |
| 43 | Alta Deener | 29 | Wife | None | Illinois |
| 44 | Ray Deener | 17 | Son | Laborer | Illinois |
| 45 | John Deener | 15 | Son | None | Illinois |
| 46 | Carl Deener | 13 | Son | None | Illinois |
| 47 | Beulah Deener | 10 | Daughter | None | Illinois |
| 48 | J. F. Welch | 61 | Head | Farmer | Illinois |
| 49 | Wesley Welch | 36 | Son | Farmer | Illinois |
| 50 | Garnet Welch | 32 | Daughter-in-law | None | Illinois |
Pedigree Summary
Robert + 1 sibling
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 1920 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)