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Mary Barr — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Orange-County, Florida
Our Model Tree links this Mary Barr across the 1930 and 1940 US Censuses in Orange-County, Florida (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Female
Daughter
Born: Florida
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Orange-County, Florida |
| Surname | Barr |
| Given Name | Mary N |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Winter Park City |
| 1935 Residence (County) | Orange |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
| Township / Ward | Winter Park City |
| Est. Birth Year | ~1929 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Bertie Barr | Daughter | — | 14 | ~1926 |
| Amos Barr | Son | — | 2 | ~1938 |
| Grace Barr | Daughter | — | 6 | ~1934 |
| Rachel Barr | Spouse | — | 37 | ~1903 |
| Pearl Barr | Daughter | — | 16 | ~1924 |
| Mary Barr | Daughter | — | 11 | ~1929 |
| Amos Barr | Head | — | 44 | ~1896 |
| Beverly Barr | Daughter | — | 3 | ~1937 |
Census Appearances
1930
Orange, Florida
Daughter, age 1
Orange, Florida · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Barr |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Florida |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Florida |
| Can Read/Write | No |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
1940
Orange-County, Florida
Daughter, age 11
Orange-County, Florida · implied b. ~1929 — 8 household members
| Surname | Barr |
| Given Name | Mary N |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Florida |
| 1935 Residence (City) | Winter Park City |
| 1935 Residence (County) | Orange |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Florida |
| Birth Country | United States |
| Birthplace (normalized) | florida |
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 Mary Barr across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Barr
Daughter · 1940 · age 11 · b. ~1929 · Florida
★ You are viewing this record
Sibling
Pearl Barr
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beverly Barr
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Amos Barr
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bertie Barr
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Barr
Sibling · 1940 · age 6
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 — Orange-County, Florida
Open full size
1940 US Federal Census — Orange-County, Florida
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00604-00283)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | W Robert | 15 | Son | — | Florida |
| 2 | Homer Burnett | 29 | Lodger | Laborer | Georgia |
| 3 | Elden E Taylor | 51 | Head | Laborer | Alabama |
| 4 | Leavy Taylor | 45 | Wife | — | Alabama |
| 5 | Edna Taylor | 15 | Daughter | — | Alabama |
| 6 | B Grover | 22 | Son | Attendant | Alabama |
| 7 | Violet Grover | 18 | Daughter-in-law | — | Ohio |
| 8 | Preston E Grover | 3 | Grandson | — | Alabama |
| 9 | Juanita Grover | 6 | Granddaughter | — | Alabama |
| 10 | Robert R Richards | 70 | Head | — | Florida |
| 11 | Donald Rutherford | 61 | Head | Laborer | Florida |
| 12 | Bessie Rutherford | 56 | Wife | Operator | Pennsylvania |
| 13 | Jane Smith | 72 | Head | — | Georgia |
| 14 | May Springsteen | 42 | Daughter | Nursing | Florida |
| 15 | Dorothy Springsteen | 8 | Granddaughter | — | Florida |
| 16 | Leroy Springsteen | 6 | Grandson | — | Florida |
| 17 | Buddy Mason | 17 | Grandson | Helper | Florida |
| 18 | Sumner Mixon | 38 | Head | Truck Driver | Florida |
| 19 | Lola Mixon | 32 | Wife | — | Georgia |
| 20 | Merlin E Mixon | 14 | Son | — | Florida |
| 21 | Eufaula Mixon | 12 | Daughter | — | Florida |
| 22 | Connie D Mixon | 7 | Daughter | — | Florida |
| 23 | Jannie Lou Mixon | 1 | Daughter | — | Florida |
| 24 | James A Osteen | 41 | Head | Truck Driver | Georgia |
| 25 | Virgie Osteen | 30 | Wife | — | Georgia |
| 26 | James W Osteen | 11 | Son | — | Florida |
| 27 | Joseph B Osteen | 7 | Son | — | Florida |
| 28 | Ruth A Osteen | 4 | Daughter | — | Florida |
| 29 | Isaac H Myers | 69 | Head | Fruit Grader | Indiana |
| 30 | Mary A Myers | 69 | Wife | — | Ohio |
| 31 | Amos H Barr | 44 | Head | Gardener | Connecticut |
| 32 | Rachel Barr | 37 | Wife | Operator | Florida |
| 33 | Pearl A Barr | 16 | Daughter | — | Florida |
| 34 | Bertie J Barr | 14 | Daughter | — | Florida |
| 35 | Mary N Barr THIS PERSON | 11 | Daughter | — | Florida |
| 36 | Grace E Barr | 6 | Daughter | — | Florida |
| 37 | Beverly A Barr | 3 | Daughter | — | Florida |
| 38 | Amos H Barr | 2 | Son | — | Florida |
| 39 | Arthur Willoughby | 53 | Head | — | Washington |
| 40 | Virgil M Mustin | 51 | Head | Odd Jobs | Georgia |
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)