MT
Mary Tobin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Barren-County, Kentucky
Our Model Tree links this Mary Tobin across the 1920, 1930 and 1940 US Censuses in Barren-County, Kentucky (XGBoost, ~Confirmed), with identified parents Mary & Mary — first a daughter (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Female
Daughter
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Barren-County, Kentucky |
| Surname | Tobin |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Cave City Town |
| 1935 Residence (County) | Barren |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same home |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Cave City Town |
| Est. Birth Year | ~1902 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Laura Tobin | Daughter | — | 34 | ~1906 |
| Mary Tobin | Daughter | — | 38 | ~1902 |
| William Tobin | Son | — | 23 | ~1917 |
| Nettie Tobin | Daughter | — | 40 | ~1900 |
| Creel Wilson | Son | — | 20 | ~1920 |
| Mary Tobin | Head | — | 68 | ~1872 |
Census Appearances
1920
Barren, Kentucky
Daughter, age 19
Barren, Kentucky · implied b. ~1901 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tobin |
| Given Name | Mary J |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Mulatto |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Laundress |
| Industry | At home |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Barren, Kentucky
Daughter, age 28
Barren, Kentucky · implied b. ~1902 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Tobin |
| Given Name | Mary J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Laundress |
| Industry | Hotel |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Barren-County, Kentucky
Daughter, age 38
Barren-County, Kentucky · implied b. ~1902 — 6 household members
| Surname | Tobin |
| Given Name | Mary Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Cave City Town |
| 1935 Residence (County) | Barren |
| Highest Grade | No 2 |
| 1935 Residence | Same home |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Tobin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Tobin (~0.92 confidence) and mother Mary Tobin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Tobin
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Mary Tobin
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Tobin
Daughter · 1940 · age 38 · b. ~1902 · Kentucky
★ You are viewing this record
Sibling
Laura Tobin
Sibling · 1940 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Tobin
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nettie Tobin
Sibling · 1940 · age 40
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Creel Wilson
Sibling · 1940 · age 20
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 — Barren-County, Kentucky
Open full size
1940 US Federal Census — Barren-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01278-00666)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Virgil Harris | 47 | Head | Janitor | Kentucky |
| 2 | Clara Harris | 38 | Wife | Cooking | Kentucky |
| 3 | Virgil Jr Harris | 20 | Son | Waiter | Kentucky |
| 4 | Sallie Wood | 70 | Head | — | Kentucky |
| 5 | Clara Wood | 45 | Daughter | — | Kentucky |
| 6 | Safe Whitney | 61 | Head | Blacksmith | Kentucky |
| 7 | Maggie Whitney | 58 | Wife | — | Kentucky |
| 8 | Nannie B Todd | 29 | Daughter | Housekeeper | Kentucky |
| 9 | Jesse Leon Bland | 15 | Grandson | — | Kentucky |
| 10 | Slotha Bethel | 11 | Grandson | — | Kentucky |
| 11 | Gertrude Royster | 34 | Head | — | Kentucky |
| 12 | Loisene Royster | 11 | Daughter | — | Kentucky |
| 13 | Miz Petrie | 22 | Head | Laborer | Kentucky |
| 14 | Alline Petrie | 20 | Wife | — | Kentucky |
| 15 | Mary Francis Petrie | 3 | Daughter | — | Kentucky |
| 16 | Hunley Amstreet | 24 | Head | Waiter | Kentucky |
| 17 | Clora Amstreet | 20 | Wife | Laundress | Kentucky |
| 18 | Curtis Hughes | 19 | Head | Labor | Kentucky |
| 19 | Franklin M Hughes | 14 | Wife | — | Kentucky |
| 20 | Eugene Darby | 48 | Head | Porter | Kentucky |
| 21 | Leon Darby | 24 | Son | Shineboy | Kentucky |
| 22 | Andrew Morrison | 23 | Lodger | — | Kentucky |
| 23 | Harry Watterson | 62 | Head | Labor | Kentucky |
| 24 | Ethel Watterson | 36 | Wife | Laundry | Kentucky |
| 25 | Pauline Watterson | 9 | Daughter | — | Kentucky |
| 26 | Harry Jr Watterson | 7 | Son | — | Kentucky |
| 27 | Alberta Watterson | 6 | Daughter | — | Kentucky |
| 28 | Daniel C Watterson | 4 | Son | — | Kentucky |
| 29 | Lawrence T Watterson | 2 | Son | — | Kentucky |
| 30 | Lula Perry | 64 | Head | Cooking | Kentucky |
| 31 | Isabella Sanders | 38 | Daughter | — | Kentucky |
| 32 | Bertha Williams | 16 | Daughter | — | Kentucky |
| 33 | Jack Tobin | 50 | Head | Proprietor | Kentucky |
| 34 | Flora Tobin | 31 | Wife | — | Kentucky |
| 35 | Mary Tobin | 68 | Head | — | Kentucky |
| 36 | Nettie Tobin | 40 | Daughter | — | Kentucky |
| 37 | Mary Jane Tobin THIS PERSON | 38 | Daughter | — | Kentucky |
| 38 | Laura Tobin | 34 | Daughter | — | Kentucky |
| 39 | William Tobin | 23 | Son | Mechanic | Kentucky |
| 40 | Creel Wilson | 20 | Son | Laborer | Kentucky |
Related Census Records
Pedigree Summary
Mary + 4 siblings
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)