MC
Mary Cox — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Grayson, Virginia
Our Model Tree links this Mary Cox across the 1910, 1920, 1930 and 1940 US Censuses in Grayson, Virginia (XGBoost, ~Confirmed) — first a head (b.~1862), then head of a 3-person household.
Age 68
b. ~1862
Male
Head
Born: Virginia
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Grayson, Virginia |
| Surname | Cox |
| Given Name | Mary L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 22 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Farmer |
| Township / Ward | Wilson District |
| Est. Birth Year | ~1862 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Cox | Head | — | 68 | ~1862 |
| Harl Cox | Other | — | 62 | ~1868 |
| Oscar Cox | Son | — | 27 | ~1903 |
Census Appearances
1910
Grayson, Virginia
Head, age 49
Grayson, Virginia · implied b. ~1861 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Mackie |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Virginia |
| Years Married | 25 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Laborer |
| Industry | on farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1920
Grayson, Virginia
Head, age 60
Grayson, Virginia · implied b. ~1860 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Mack F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Grayson, Virginia
Head, age 68
Grayson, Virginia · implied b. ~1862 — 3 household members
| Surname | Cox |
| Given Name | Mary L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 22 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Grayson-County, Virginia
Other, age 78
Grayson-County, Virginia · implied b. ~1862 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cox |
| Given Name | Morgan |
| Relationship to Head | Father |
| Sex | M |
| Color / Race | White |
| Age | 78 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| 1935 Residence (City) | Wilson District |
| 1935 Residence (County) | Grayson |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same Place |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Cox
Head · 1930 · age 68 · b. ~1862 · Virginia
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Grayson, Virginia
Open full size
1930 US Federal Census — Grayson, Virginia
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2445unit:0568)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Sue | 42 | Wife-H | — | North Carolina |
| 2 | Virginia | 12 | Daughter | — | Virginia |
| 3 | Colonel | 7 | Son | — | Virginia |
| 4 | John C. O'Shame | 63 | Head | Farmer | Virginia |
| 5 | Minnie O'Shame | 61 | Wife-H | — | North Carolina |
| 6 | Alice A. O'Shame | 80 | Mother | — | Virginia |
| 7 | Earnest S. O'Shame | 64 | Lodger | Farmer | Virginia |
| 8 | Ruth S. Shumer | 76 | Head | Farmer | North Carolina |
| 9 | Fallie M. Shumer | 24 | Daughter-H | — | Virginia |
| 10 | M. Clave Shumer | 45 | Head | Farmer | Virginia |
| 11 | Pearl M. Shumer | 32 | Wife-H | — | Virginia |
| 12 | Fred W. Shumer | 11 | Son | — | Virginia |
| 13 | Esther M. Shumer | 8 | Daughter | — | Virginia |
| 14 | Virginia Shumer | 6 | Daughter | — | Virginia |
| 15 | M. Clave Jr. Shumer | 5 | Son | — | Virginia |
| 16 | Joe W. Shumer | 2 | Son | — | Virginia |
| 17 | Rose S. Shumer | 0 | Daughter | — | Virginia |
| 18 | Vester Phipps | 29 | Head | Farmer | Virginia |
| 19 | Emma Phipps | 28 | Wife-H | — | Virginia |
| 20 | Richie Phipps | 5 | Son | — | Virginia |
| 21 | Lonnie Phipps | 1 | Son | — | Virginia |
| 22 | Ben H. Phipps | 22 | Head | Farmer | Virginia |
| 23 | Verna Phipps | 21 | Wife-H | — | Virginia |
| 24 | Ray Phipps | 26 | Head | Farmer | Virginia |
| 25 | Mary L. Cox THIS PERSON | 68 | Head | Farmer | Virginia |
| 26 | Harl Cox | 62 | Wife-H | — | North Carolina |
| 27 | Oscar Cox | 27 | Son | — | Virginia |
| 28 | C. Maston Kist | 40 | Head | Farmer | Virginia |
| 29 | Mally C. Kist | 30 | Wife-H | — | Virginia |
| 30 | Ada Linney Kist | 11 | Daughter | — | Virginia |
| 31 | Raymond K. Kist | 9 | Daughter | — | Virginia |
| 32 | Francis Kist | 7 | Daughter | — | Virginia |
| 33 | Ralph Kist | 5 | Son | — | Virginia |
| 34 | Nancy Kist | 2 | Son | — | Virginia |
| 35 | Rex Kist | 0 | Son | — | Virginia |
| 36 | Rosy J. Kist | 77 | Head | Farmer | Virginia |
| 37 | Ellen Kist | 44 | Daughter-H | — | Virginia |
| 38 | Vasso W. Parsons | 37 | Head | Farmer | Virginia |
| 39 | Lillian F. Parsons | 31 | Wife-H | — | Virginia |
| 40 | Elsie M. Parsons | 3 | Daughter | — | Virginia |
| 41 | Philip M. Parsons | 2 | Son | — | Virginia |
| 42 | Lee Ray Parsons | 0 | Son | — | Virginia |
| 43 | Esther Ann Parsons | 67 | Mother | — | Virginia |
| 44 | Virginia Owens | 47 | Sister | — | Virginia |
| 45 | Lue N. Bryant | 59 | Head | Farmer | Virginia |
| 46 | Early J. Bryant | 58 | Wife-H | — | Virginia |
| 47 | James B. Bryant | 27 | Son | Farmer | Virginia |
| 48 | Annie Ann Bryant | 23 | Daughter-in-law | — | Virginia |
| 49 | Reed C. Cox | 76 | Head | Farmer | Virginia |
| 50 | Julia Cox | 74 | Wife-H | — | Tennessee |
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)