MC
Mary Cox — 1930 US Census Record
Model Tree available1930 United States Federal Census · Estill, Kentucky
Our Model Tree links this Mary Cox across the 1910, 1920 and 1930 US Censuses in Estill, Kentucky (XGBoost, ~Confirmed), with identified parents Hillyard & Alburn — first a daughter (b.~1910), then head of a 4-person household.
Age 20
b. ~1910
Female
Daughter
Born: Kentucky
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Estill, Kentucky |
| Surname | Cox |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Station Camp |
| 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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mollie Cox | Daughter | — | 26 | ~1904 |
| Mary Cox | Daughter | — | 20 | ~1910 |
| Hillyard Cox | Head | — | 58 | ~1872 |
| Tabitha Cox | Spouse | — | 51 | ~1879 |
Census Appearances
1910
Estill, Kentucky
Daughter, age
Estill, Kentucky · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1920
Estill, Kentucky
Daughter, age 11
Estill, Kentucky · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Estill, Kentucky
Daughter, age 20
Estill, Kentucky · implied b. ~1910 — 4 household members
| Surname | Cox |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Can Read/Write | Yes |
| 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 Cox across 3 US Census years (1910, 1920 and 1930) in Estill, Kentucky, using XGBoost record linkage. Identified parents: father Hillyard Cox (~0.92 confidence) and father Alburn Cox (~0.92 confidence) and father Charles Cox (~0.92 confidence) and mother Tabitha Cox (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hillyard Cox
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Alburn Cox
b. ~1872
Source father
● Household
· direct · ~0.92
Father
Charles Cox
b. ~1873
Source father
● Household
· direct · ~0.92
Mother
Tabitha Cox
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Cox
Daughter · 1930 · age 20 · b. ~1910 · Kentucky
★ You are viewing this record
Sibling
Mollie Cox
Sibling · 1930 · age 26
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 — Estill, Kentucky
Open full size
1930 US Federal Census — Estill, Kentucky
Page Contents
50 people indexed on this census page (ia:1930:kentuckycensus00reel742:0780)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Jamie E King | 24 | Daughter-in-law | — | Kentucky |
| 52 | James A Ingram | 27 | Head | Farmer | Kentucky |
| 53 | Gray D Ingram | 24 | Wife | — | Kentucky |
| 54 | Robert Gray | 35 | Head | Farmer | Kentucky |
| 55 | Mattie Gray | 24 | Wife | — | Kentucky |
| 56 | Bertha Mae Gray | 5 | Daughter | — | Kentucky |
| 57 | Gracy L Gray | 6 | Daughter | — | Kentucky |
| 58 | Nancy G Gray | 4 | Daughter | — | Kentucky |
| 59 | Maymie E Gray | 2 | Daughter | — | Kentucky |
| 60 | Columbus Gray | 0 | Son | — | Kentucky |
| 61 | Wilson Mays | 36 | Head | Farmer | Kentucky |
| 62 | Celia Mays | 33 | Wife | — | Kentucky |
| 63 | Jewel Mays | 14 | Daughter | — | Kentucky |
| 64 | Gilbert Mays | 9 | Son | — | Kentucky |
| 65 | Ellis Mays | 9 | Son | — | Kentucky |
| 66 | Ethel Mays | 7 | Daughter | — | Kentucky |
| 67 | Thomas B Mays | 5 | Son | — | Kentucky |
| 68 | Ray G Mays | 2 | Son | — | Kentucky |
| 69 | Willie E King | 38 | Head | Farmer | Kentucky |
| 70 | Magnolia King | 34 | Wife | — | Kentucky |
| 71 | Flossie F King | 16 | Daughter | — | Kentucky |
| 72 | Hillyard Cox | 58 | Head | Farmer | Kentucky |
| 73 | Tabitha Cox | 51 | Wife | — | Kentucky |
| 74 | Mollie B Cox | 26 | Daughter | — | Kentucky |
| 75 | Mary E Cox THIS PERSON | 20 | Daughter | — | Kentucky |
| 76 | Milam C Fowler | 42 | Head | Farmer | Kentucky |
| 77 | Sudie E Fowler | 41 | Wife | — | Kentucky |
| 78 | Raymond Fowler | 14 | Son | — | Kentucky |
| 79 | Edmond Fowler | 10 | Son | — | Kentucky |
| 80 | Eula E Fowler | 5 | Daughter | — | Kentucky |
| 81 | Archie Richardson | 50 | Head | Farmer | Kentucky |
| 82 | Mary K Richardson | 40 | Wife | — | Kentucky |
| 83 | Eva Mae Richardson | 21 | Daughter | — | Kentucky |
| 84 | Manford Richardson | 21 | Son | — | Kentucky |
| 85 | Ola Richardson | 15 | Daughter | — | Kentucky |
| 86 | Nonia Richardson | 12 | Daughter | — | Kentucky |
| 87 | Merle B Richardson | 14 | Son | — | Kentucky |
| 88 | Dillie L Richardson | 11 | Daughter | — | Kentucky |
| 89 | Laborn Richardson | 5 | Son | — | Kentucky |
| 90 | Addie Richardson | 1 | Daughter | — | Kentucky |
| 91 | Grayvill R Cox | 54 | Head | Farmer | Kentucky |
| 92 | Elza F Cox | 45 | Wife | — | Kentucky |
| 93 | Charlie P Cox | 23 | Son | — | Kentucky |
| 94 | Marjorie Cox | 20 | Daughter | — | Kentucky |
| 95 | Modinia Cox | 12 | Daughter | — | Kentucky |
| 96 | Iona Cox | 10 | Daughter | — | Kentucky |
| 97 | Willard H Cox | 8 | Son | — | Kentucky |
| 98 | M Flynn | 55 | Head | Farmer | Kentucky |
| 99 | Wesley Flynn | 19 | Son | — | Kentucky |
| 100 | Martha Flynn | 17 | Daughter | — | Kentucky |
Pedigree Summary
Mary + 1 sibling
Gen 1 · 4 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)