MC
Mary Cox — 1930 US Census Record
Model Tree available1930 United States Federal Census · Perry, Alabama
Our Model Tree links this Mary Cox across the 1910, 1920 and 1930 US Censuses in Perry, Alabama (XGBoost, ~Confirmed), with identified parents Lottie & Richard — first a daughter (b.~1908), then head of a 4-person household.
Age 22
b. ~1908
Female
Daughter
Born: Alabama
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Perry, Alabama |
| Surname | Cox |
| Given Name | Mary Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Oldtown Precinct 5 |
| Est. Birth Year | ~1908 |
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 |
|---|---|---|---|---|
| Mary Cox | Daughter | — | 22 | ~1908 |
| Robert Cox | Head | — | 50 | ~1880 |
| Viola Cox | Other | — | 21 | ~1909 |
| Tom Cox | Son | — | 25 | ~1905 |
Census Appearances
1910
Perry, Alabama
Daughter, age 7
Perry, Alabama · implied b. ~1903 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | May |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Perry, Alabama
Daughter, age 15
Perry, Alabama · implied b. ~1905 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Mary Lou |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Perry, Alabama
Daughter, age 22
Perry, Alabama · implied b. ~1908 — 4 household members
| Surname | Cox |
| Given Name | Mary Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Perry, Alabama, using XGBoost record linkage. Identified parents: mother Lottie Cox (~0.92 confidence) and father Richard Cox (~0.92 confidence) and father Robert Cox (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Lottie Cox
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
Richard Cox
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Robert Cox
b. ~1880
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mary Cox
Daughter · 1930 · age 22 · b. ~1908 · Alabama
★ You are viewing this record
Sibling
Tom Cox
Sibling · 1930 · age 25
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 — Perry, Alabama
Open full size
1930 US Federal Census — Perry, Alabama
Page Contents
50 people indexed on this census page (ia:1930:15thcensus45usce:0854)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John T Coburn | 51 | Head | Farmer | Alabama |
| 52 | Sallie L Coburn | 46 | Wife-H | — | Alabama |
| 53 | Lillie A Coburn | 25 | Daughter | — | Alabama |
| 54 | Robert W Coburn | 23 | Son | Laborer | Alabama |
| 55 | Herbert Coburn | 15 | Son | — | Alabama |
| 56 | Ada Coburn | 13 | Daughter | — | Alabama |
| 57 | Odie Coburn | 7 | Daughter | — | Alabama |
| 58 | Perry Whitehead | 50 | Head | Farmer | Alabama |
| 59 | Annie Whitehead | 48 | Wife-H | — | Alabama |
| 60 | Maggie B Whitehead | 5 | Daughter | — | Alabama |
| 61 | Lee Williams | 24 | Head | Laborer | Alabama |
| 62 | Gertrude Williams | 23 | Wife-H | — | Alabama |
| 63 | Billie Williams | 3 | Son | — | Alabama |
| 64 | Robert B Cox | 50 | Head | Farmer | Alabama |
| 65 | Tom Cox | 25 | Son | Laborer | Alabama |
| 66 | Viola Cox | 21 | Wife-H | — | Alabama |
| 67 | Mary Emma Cox THIS PERSON | 22 | Daughter | — | Alabama |
| 68 | Robert Faulks | 44 | Head | Farmer | Alabama |
| 69 | Lillie Faulks | 30 | Wife-H | — | Alabama |
| 70 | Byron Faulks | 17 | Son | — | Alabama |
| 71 | Lester Faulks | 15 | Son | — | Alabama |
| 72 | Mildred Lee | 7 | Niece | — | Alabama |
| 73 | Edna Lee | 4 | Niece | — | Alabama |
| 74 | Charlie Jackson | 64 | Head | Farmer | Alabama |
| 75 | Lula Jackson | 50 | Wife-H | — | Alabama |
| 76 | Albert Jackson | 16 | Son | — | Alabama |
| 77 | Henry Mims | 45 | Head | Farmer | Alabama |
| 78 | Lou Mims | 30 | Wife-H | — | Alabama |
| 79 | Henry Mims | 6 | Son | — | Alabama |
| 80 | Janette Mims | 5 | Daughter | — | Alabama |
| 81 | Verna Mims | 3 | Daughter | — | Alabama |
| 82 | Clara J Mims | 1 | Daughter | — | Alabama |
| 83 | Clara Mims | 66 | Mother | — | Alabama |
| 84 | Robert Tonie | 27 | Daughter | Laborer | Alabama |
| 85 | York Mims | 40 | Head | Farmer | Alabama |
| 86 | Benjamin Mims | 23 | Son | Laborer | Alabama |
| 87 | Elfa May Mims | 10 | Daughter | — | Alabama |
| 88 | Clara L Mims | 4 | Daughter | — | Alabama |
| 89 | Eddie L Mims | 3 | Daughter | — | Alabama |
| 90 | Ella Reed | 78 | Mother | — | Alabama |
| 91 | William T Pate | 47 | Head | Farmer | Alabama |
| 92 | Elizabeth R Pate | 46 | Wife-H | — | Alabama |
| 93 | Maudie Pate | 22 | Daughter | Teacher | Alabama |
| 94 | Sarah Pate | 18 | Daughter | — | Alabama |
| 95 | Cecil Pate | 16 | Daughter | — | Alabama |
| 96 | Alice Pate | 14 | Daughter | — | Alabama |
| 97 | Willie V Pate | 12 | Daughter | — | Alabama |
| 98 | Frances Pate | 10 | Daughter | — | Alabama |
| 99 | Catherine Pate | 7 | Daughter | — | Alabama |
| 100 | Walter D Pate | 4 | Son | — | Alabama |
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)