MG
Mary Graves — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Knox, Tennessee
Our Model Tree links this Mary Graves across the 1930 and 1940 US Censuses in Knox, Tennessee (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 7-person household.
Age 5
b. ~1925
Female
Daughter
Born: Tennessee
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Knox, Tennessee |
| Surname | Graves |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Additional Details | |
| Can Read/Write | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Knoxville City |
| Est. Birth Year | ~1925 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Claude Graves | Son | — | 12 | ~1918 |
| Claude Graves | Son | — | 10 | ~1920 |
| Lena Graves | Daughter | — | 14 | ~1916 |
| Mary Graves | Daughter | — | 5 | ~1925 |
| Walter Graves | Son | — | 8 | ~1922 |
| Pearl Graves | Spouse | — | 34 | ~1896 |
| Main Graves | Head | — | 42 | ~1888 |
Census Appearances
1930
Knox, Tennessee
Daughter, age 5
Knox, Tennessee · implied b. ~1925 — 7 household members
| Surname | Graves |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Knox-County, Tennessee
Daughter, age 16
Knox-County, Tennessee · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Groves |
| Given Name | Mary K. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | Civil District 15 |
| 1935 Residence (County) | Knox |
| Hours Worked | 6 |
| Highest Grade | H-2 |
| 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 Graves across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Graves
Daughter · 1930 · age 5 · b. ~1925 · Tennessee
★ You are viewing this record
Sibling
Lena Graves
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Graves
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claude Graves
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claude Graves
Sibling · 1930 · age 10
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 — Knox, Tennessee
Open full size
1930 US Federal Census — Knox, Tennessee
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2259unit:0572)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Elmer M. Haynes | 2 | Son | — | Tennessee |
| 52 | Roscoe Z. Schrader | 38 | Head | Fireman | Tennessee |
| 53 | Annie V. H. Schrader | 32 | Wife | — | Florida |
| 54 | Doris G. Schrader | 7 | Daughter | — | Tennessee |
| 55 | Charles R. Wardell | 29 | Head | Installation | Tennessee |
| 56 | Anna M. Wardell | 29 | Wife | — | Tennessee |
| 57 | Charlotte M. Wardell | 6 | Daughter | — | Tennessee |
| 58 | Charles R. Jr. Wardell | 3 | Son | — | Tennessee |
| 59 | J. Hugh Conner | 43 | Head | — | North Carolina |
| 60 | Mary B. H. Conner | 42 | Wife | Box Maker | Tennessee |
| 61 | Theodore H. Conner | 14 | Son | — | Tennessee |
| 62 | Samuel Nuffaker | 30 | Head | — | Tennessee |
| 63 | Rose M. H. Nuffaker | 32 | Wife | Bookkeeper | Tennessee |
| 64 | Betty Jo Nuffaker | 5 | Daughter | — | Tennessee |
| 65 | N. Ray Atchley | 27 | Boarder | Truck Driver | Tennessee |
| 66 | Vinnie M. Atchley | 25 | Boarder | — | Tennessee |
| 67 | Jake Tipton | 62 | Head | Trucker | Tennessee |
| 68 | Mary J. H. Tipton | 55 | Wife | Florist | Tennessee |
| 69 | Carl B. Tipton | 19 | Son | — | Tennessee |
| 70 | George S. Tipton | 16 | Son | — | Tennessee |
| 71 | Wesley C. Tipton | 13 | Son | — | Tennessee |
| 72 | Dewey O. Tipton | 29 | Head | Stereotyper | Tennessee |
| 73 | Linnie P. H. Tipton | 24 | Wife | — | Tennessee |
| 74 | Dewey O. Jr. Tipton | 4 | Son | — | Tennessee |
| 75 | Allen H. Tipton | 1 | Son | — | Tennessee |
| 76 | Joe G. Cunningham | 52 | Head | — | Tennessee |
| 77 | Sue E. H. Cunningham | 50 | Wife | Rubber | Tennessee |
| 78 | Billina G. Cunningham | 24 | Daughter | — | Tennessee |
| 79 | Mildred M. Cunningham | 20 | Daughter | Saleslady | Tennessee |
| 80 | James H. Cunningham | 17 | Son | — | Tennessee |
| 81 | Main G. Graves | 42 | Head | Salesman | Tennessee |
| 82 | Pearl J. H. Graves | 34 | Wife | Hand Polisher | Tennessee |
| 83 | Lena L. M. Graves | 14 | Daughter | — | Tennessee |
| 84 | Claude W. Graves | 12 | Son | — | Tennessee |
| 85 | Claude R. Graves | 10 | Son | — | Tennessee |
| 86 | Walter B. Graves | 8 | Son | — | Tennessee |
| 87 | Mary E. Graves THIS PERSON | 5 | Daughter | — | Tennessee |
| 88 | William M. Hubbard | 48 | Head | Com. Traveler | Kentucky |
| 89 | Ida M. H. Hubbard | 48 | Wife | Saleslady | Kentucky |
| 90 | Coy Hubbard | 25 | Son | Salesman | Kentucky |
| 91 | Robert Hubbard | 22 | Son | Truck Driver | Kentucky |
| 92 | Jessie J. Hubbard | 19 | Daughter | — | Kentucky |
| 93 | Hershel Huff | 31 | Head | Stationary Eng. | Tennessee |
| 94 | Florence L. H. Huff | 32 | Wife | — | Illinois |
| 95 | Eugene W. Huff | 8 | Son | — | Tennessee |
| 96 | Robert D. Huff | 2 | Son | — | Tennessee |
| 97 | Caswell L. Tipton | 49 | Head | Truck Gardener | Tennessee |
| 98 | Charlotte V. H. Tipton | 45 | Wife | — | Tennessee |
| 99 | Caswell L. Jr. Tipton | 20 | Son | — | Tennessee |
| 100 | W. Kate Tipton | 18 | Daughter | — | 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)