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John Barr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this John Barr across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 10-person household.
Age 20
b. ~1920
Male
Son
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Barr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit city |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Occupation | Painter |
| Industry | Walls |
| Class of Worker | PW |
| Income (1939) | 960 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Painter |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1920 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| William Barr | Son | — | 19 | ~1921 |
| Gwendolyn Barr | Daughter | — | 18 | ~1922 |
| Donald Barr | Son | — | 16 | ~1924 |
| Douglas Barr | Son | — | 5 | ~1935 |
| William Barr | Head | — | 50 | ~1890 |
| Robert Barr | Son | — | 14 | ~1926 |
| Viola Barr | Spouse | — | 46 | ~1894 |
| John Barr | Son | — | 20 | ~1920 |
| Virginia Barr | Daughter | — | 23 | ~1917 |
| Patricia Barr | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Wayne, Michigan
Other, age 9
Wayne, Michigan · implied b. ~1921 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barr |
| Given Name | John |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Son, age 20
Wayne-County, Michigan · implied b. ~1920 — 10 household members
| Surname | Barr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit city |
| 1935 Residence (County) | Wayne |
| Occupation | Painter |
| Industry | Walls |
| Class of Worker | PW |
| Income (1939) | 960 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 John Barr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Barr
Son · 1940 · age 20 · b. ~1920 · Michigan
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Sibling
Virginia Barr
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Barr
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Barr
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Barr
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Barr
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Douglas Barr
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gwendolyn Barr
Sibling · 1940 · age 18
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01881-00128)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eugene Mcintyre | 11 | Son | — | Michigan |
| 2 | Donald Mcintyre | 10 | Son | — | Michigan |
| 3 | Pearl Clugston | 34 | Servant | Maid | Canada |
| 4 | Ralph Snoke | 47 | Head | Airport Manager | Iowa |
| 5 | Florence Snoke | 40 | Wife | Teacher | Iowa |
| 6 | Beatrice Snoke | 19 | Daughter | — | Florida |
| 7 | Ralph O. Snoke | 16 | Son | — | Iowa |
| 8 | Henry Meurer | 30 | Head | Lawyer | Michigan |
| 9 | Edith O. Meurer | 29 | Wife | — | Michigan |
| 10 | Marilyn Meurer | 5 | Daughter | — | Michigan |
| 11 | Henry Meurer | 5 | Son | — | Michigan |
| 12 | Michael Meurer | 2 | Son | — | Michigan |
| 13 | Ruth Connolly | 31 | Sister-in-law | Sewing Machine Operator | Michigan |
| 14 | Betty Schwartz | 23 | Servant | Maid | Pennsylvania |
| 15 | William Ternes | 35 | Head | Store Furniture Manager | New York |
| 16 | Helene Ternes | 35 | Wife | — | New York |
| 17 | Patricia Ternes | 9 | Daughter | — | Michigan |
| 18 | Nellie Maylen | 61 | Mother-in-law | — | New York |
| 19 | William Barr | 50 | Head | Accountant | Canada |
| 20 | Viola Barr | 46 | Wife | — | Michigan |
| 21 | Virginia Barr | 23 | Daughter | Stenographer | Michigan |
| 22 | John Barr THIS PERSON | 20 | Son | Painter | Michigan |
| 23 | William Barr | 19 | Son | Clerk | Michigan |
| 24 | Gwendolyn Barr | 18 | Daughter | New Worker | Michigan |
| 25 | Donald Barr | 16 | Son | — | Michigan |
| 26 | Robert Barr | 14 | Son | — | Michigan |
| 27 | Patricia Barr | 9 | Daughter | — | Michigan |
| 28 | Douglas Barr | 5 | Son | — | Michigan |
| 29 | J. Ross Leaver | 37 | Head | Doctor Medical | England |
| 30 | Kathryn Leaver | 34 | Wife | — | Michigan |
| 31 | Lois Leaver | 16 | Daughter | — | Michigan |
| 32 | Lynda Leaver | 8 | Daughter | — | Michigan |
| 33 | Margaret Leaver | 4 | Daughter | — | Michigan |
| 34 | Janet Leaver | 2 | Daughter | — | Michigan |
| 35 | Mary Azubaj | 25 | Servant | Servant | Michigan |
| 36 | Ben Schmittdiel | 58 | Head | Real Estate Salesman | Michigan |
| 37 | Katherine Schmittdiel | 53 | Wife | — | Michigan |
| 38 | Katherine Schmittdiel | 31 | Daughter | Private Secretary | Michigan |
| 39 | Donald Schmittdiel | 28 | Son | Driver | Michigan |
| 40 | Henry Schmittdiel | 24 | Son | Salesman | Michigan |
Related Census Records
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)