RB
Robert Barr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Macon-County, Illinois
Our Model Tree links this Robert Barr across the 1930 and 1940 US Censuses in Macon-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 7-person household.
Age 10
b. ~1930
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Macon-County, Illinois |
| Surname | Barr |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | South Wheatland Township |
| 1935 Residence (County) | Macon |
| Additional Details | |
| Highest Grade | 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | South Wheatland Township |
| Est. Birth Year | ~1930 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Elmer Barr | Son | — | 8 | ~1932 |
| Augusta Barr | Spouse | — | 52 | ~1888 |
| Walter Barr | Son | — | 12 | ~1928 |
| Robert Barr | Son | — | 10 | ~1930 |
| Helen Barr | Daughter | — | 14 | ~1926 |
| Richard Barr | Son | — | 5 | ~1935 |
| Karl Barr | Head | — | 55 | ~1885 |
Census Appearances
1930
Macon, Illinois
Son, age 1
Macon, Illinois · implied b. ~1929 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barr |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macon-County, Illinois
Son, age 10
Macon-County, Illinois · implied b. ~1930 — 7 household members
| Surname | Barr |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | South Wheatland Township |
| 1935 Residence (County) | Macon |
| Highest Grade | 4 |
| 1935 Residence | Same house |
| 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 Barr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Barr
Son · 1940 · age 10 · b. ~1930 · Illinois
★ You are viewing this record
Sibling
Richard Barr
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Barr
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elmer Barr
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Barr
Sibling · 1940 · age 12
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 — Macon-County, Illinois
Open full size
1940 US Federal Census — Macon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00845-00705)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herman Schultz | 46 | Head | Gardener | Germany |
| 2 | Frieda Schultz | 45 | Wife | — | Germany |
| 3 | Ester Schultz | 19 | Daughter | Nurse Maid | Illinois |
| 4 | Walter Schultz | 17 | Son | — | Illinois |
| 5 | Edward Schultz | 13 | Son | — | Illinois |
| 6 | Patsy Schultz | 5 | Daughter | — | Illinois |
| 7 | Ruth Ann Schultz | 2 | Daughter | — | Illinois |
| 8 | August Ginters | 72 | Head | — | Germany |
| 9 | Amelia Ginters | 72 | Wife | — | Germany |
| 10 | Henry Ginters | 30 | Head | Metal Worker | Illinois |
| 11 | Clara Ginters | 21 | Wife | Clerk | Illinois |
| 12 | Raymond Massey | 42 | Head | Station Attendant | Indiana |
| 13 | Helen Massey | 37 | Wife | — | Germany |
| 14 | Robert Massey | 15 | Son | — | Illinois |
| 15 | Shirley Massey | 11 | Daughter | — | Illinois |
| 16 | Carol Massey | 6 | Daughter | — | Illinois |
| 17 | Laura J. Mcelet | 82 | Head | — | Illinois |
| 18 | Lilliah Mcelet | 52 | Daughter | — | Illinois |
| 19 | Myrta Mcelet | 47 | Daughter | — | Illinois |
| 20 | Frank Mcelet | 42 | Son | Farmer | Illinois |
| 21 | Lee Ellington | 35 | Head | Painter | Illinois |
| 22 | Minnie Ellington | 35 | Wife | — | Missouri |
| 23 | Virgil Ellington | 10 | Son | — | Illinois |
| 24 | Karl Barr | 55 | Head | Miner | Germany |
| 25 | Augusta Barr | 52 | Wife | — | Germany |
| 26 | Helen Barr | 14 | Daughter | — | Illinois |
| 27 | Walter Barr | 12 | Son | — | Illinois |
| 28 | Robert Barr THIS PERSON | 10 | Son | — | Illinois |
| 29 | Elmer Barr | 8 | Son | — | Illinois |
| 30 | Richard Barr | 5 | Son | — | Illinois |
| 31 | John Crimmins | 55 | Head | Moulder | Germany |
| 32 | Margaret Crimmins | 50 | Wife | — | Germany |
| 33 | Betty Crimmins | 15 | Daughter | — | Illinois |
| 34 | Earl Lutter | 42 | Head | Retail Salesman | Missouri |
| 35 | Mildred Lutter | 39 | Wife | — | Illinois |
| 36 | Dorothy Lutter | 19 | Daughter | Laborer | Illinois |
| 37 | Vivian Lutter | 18 | Daughter | — | Illinois |
| 38 | Herbert Lutter | 15 | Son | — | Illinois |
| 39 | Robert Lutter | 10 | Son | — | Illinois |
| 40 | Kay Frances Lutter | 5 | Daughter | — | Illinois |
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)