MD
Mary Day — 1930 US Census Record
Model Tree available1930 United States Federal Census · Fayette, Tennessee
Our Model Tree links this Mary Day across the 1920, 1930 and 1940 US Censuses in Fayette, Tennessee (XGBoost, ~Confirmed), with identified parents Sarah & Sallie — first a daughter (b.~1910), then head of a 6-person household.
Age 20
b. ~1910
Female
Daughter
Born: Tennessee
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Fayette, Tennessee |
| Surname | Day |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Somerville |
| Est. Birth Year | ~1910 |
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 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Day | Daughter | — | 20 | ~1910 |
| Sallie Day | Head | — | 58 | ~1872 |
| Mildred Day | Other | — | 46 | ~1884 |
| Sandy Rivers | Other | — | 13 | ~1917 |
| John Day | Other | — | 49 | ~1881 |
| Amos Day | Son | — | 22 | ~1908 |
Census Appearances
1920
Fayette, Tennessee
Daughter, age 10
Fayette, Tennessee · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Fayette, Tennessee
Daughter, age 20
Fayette, Tennessee · implied b. ~1910 — 6 household members
| Surname | Day |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Fayette-County, Tennessee
Spouse, age 29
Fayette-County, Tennessee · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Day |
| Given Name | Mae E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Somerville |
| 1935 Residence (County) | Fayette |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Day across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Sarah Day (~0.92 confidence) and mother Sallie Day (~0.92 confidence) and father W Day (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sarah Day
b. ~1872
Source mother
● Household
· direct · ~0.92
Mother
Sallie Day
b. ~1872
Source mother
● Household
· direct · ~0.92
Father
W Day
b. ~1878
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mary Day
Daughter · 1930 · age 20 · b. ~1910 · Tennessee
★ You are viewing this record
Sibling
Amos Day
Sibling · 1930 · age 22
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
1930 US Federal Census — Fayette, Tennessee
Open full size
1930 US Federal Census — Fayette, Tennessee
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2246unit:0583)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Sallie E. Day | 58 | Head | — | Mississippi |
| 52 | Amos W. Day | 22 | Son | — | Tennessee |
| 53 | Mary Day THIS PERSON | 20 | Daughter | — | Tennessee |
| 54 | John J. Day | 49 | Nephew | Farmer | Tennessee |
| 55 | Mildred Day | 46 | Granddaughter | — | Tennessee |
| 56 | Sandy Rivers | 13 | Servant | — | Tennessee |
| 57 | Wm Montgomery | 56 | Head | Farmer | Tennessee |
| 58 | Annie Montgomery | 42 | Wife | — | Tennessee |
| 59 | H. L. Montgomery | 18 | Son | — | Tennessee |
| 60 | Vada Montgomery | 14 | Daughter | — | Tennessee |
| 61 | Robert Montgomery | 11 | Son | — | Tennessee |
| 62 | Daisy M. Montgomery | 8 | Daughter | — | Tennessee |
| 63 | Ocie B. Montgomery | 6 | Daughter | — | Tennessee |
| 64 | Willie O. Montgomery | 3 | Daughter | — | Tennessee |
| 65 | Mirty L. Montgomery | 1 | Daughter | — | Tennessee |
| 66 | George Robertson | 50 | Head | Farmer | Tennessee |
| 67 | James B. Robertson | 19 | Son | — | Tennessee |
| 68 | Bertie Lee Robertson | 9 | Granddaughter | — | Tennessee |
| 69 | Frank Millie | 52 | Head | Farmer | Tennessee |
| 70 | Carolyn Millie | 38 | Wife | — | Tennessee |
| 71 | Lawrence Millie | 9 | Son | — | Tennessee |
| 72 | Irene Millie | 6 | Daughter | — | Tennessee |
| 73 | Sadie Millie | 1 | Daughter | — | Tennessee |
| 74 | Jon L. Boyd | 52 | Head | Farmer | Tennessee |
| 75 | Mary J. Boyd | 47 | Wife | — | Tennessee |
| 76 | Pearl B. Boyd | 9 | Daughter | — | Tennessee |
| 77 | Sallie A. Boyd | 7 | Daughter | — | Tennessee |
| 78 | James L. Boyd | 4 | Son | — | Tennessee |
| 79 | Robert L. Tenny | 57 | Head | Farmer | Tennessee |
| 80 | Gertrude E. Tenny | 47 | Wife | — | Tennessee |
| 81 | Andrew L. Tenny | 28 | Son | Salesman | Tennessee |
| 82 | Shelton Tenny | 20 | Son | Salesman | Tennessee |
| 83 | Chesley Tenny | 15 | Son | — | Tennessee |
| 84 | Mildred Tenny | 13 | Daughter | — | Tennessee |
| 85 | Harold Feather | 17 | Nephew | — | Tennessee |
| 86 | Will Luckett | 46 | Head | Farmer | Tennessee |
| 87 | Dora Luckett | 27 | Wife | — | Alabama |
| 88 | Dora L. Blair | 42 | Head | Farmer | Tennessee |
| 89 | Lillian Blair | 15 | Daughter | — | Tennessee |
| 90 | John J. Blair | 11 | Son | — | Tennessee |
| 91 | Harry Blair | 9 | Son | — | Tennessee |
| 92 | Walter Blair | 7 | Son | — | Tennessee |
| 93 | Jim Humphrey | 55 | Head | Farmer | Tennessee |
| 94 | Mildred Humphrey | 57 | Wife | — | Tennessee |
| 95 | Pattie Humphrey | 11 | Daughter | — | Tennessee |
| 96 | Will P. Powell | 65 | Head | Farmer | Tennessee |
| 97 | Susie King | 37 | Head | — | Tennessee |
| 98 | Rosie Payton | 45 | Head | Farmer | Tennessee |
| 99 | Benson Payton | 15 | Son | — | Tennessee |
| 100 | Mary Payton | 13 | Daughter | — | Tennessee |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)