MG
Mary Graves — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Genesee, Michigan
Our Model Tree links this Mary Graves across the 1930 and 1940 US Censuses in Genesee, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 9-person household.
Age 10
b. ~1920
Female
Daughter
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Genesee, Michigan |
| Surname | Graves |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Vienna Township |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Helen Graves | Daughter | — | 6 | ~1924 |
| Mary Graves | Daughter | — | 10 | ~1920 |
| Retta Graves | Son | — | 15 | ~1915 |
| Myrtle Graves | Daughter | — | 8 | ~1922 |
| Mable Graves | Spouse | — | 35 | ~1895 |
| Tamara Graves | Daughter | — | 2 | ~1928 |
| Harold Graves | Son | — | 13 | ~1917 |
| Darius Graves | Head | — | 41 | ~1889 |
| Lewis Graves | Son | — | 4 | ~1926 |
Census Appearances
1930
Genesee, Michigan
Daughter, age 10
Genesee, Michigan · implied b. ~1920 — 9 household members
| Surname | Graves |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Genesee-County, Michigan
Daughter, age 20
Genesee-County, Michigan · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Graves |
| Given Name | Marjorie |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Flint |
| 1935 Residence (County) | Genesee |
| Occupation | Seamstress |
| Industry | Private home |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 10 · b. ~1920 · Michigan
★ You are viewing this record
Sibling
Helen Graves
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Retta Graves
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tamara Graves
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Graves
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lewis Graves
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Graves
Sibling · 1930 · age 8
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 — Genesee, Michigan
Open full size
1930 US Federal Census — Genesee, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel987:1081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | William H Allen | 28 | Son | Assembly Line | Ireland |
| 52 | Thomas Allen | 22 | Son | Labor | Ireland |
| 53 | Benjamine Reem | 34 | Head | Labor | Michigan |
| 54 | Fred J Nuly | 44 | Head | Labor | Michigan |
| 55 | Grace A Nuly | 44 | Wife | — | Michigan |
| 56 | Leatha D Nuly | 19 | Daughter | — | Michigan |
| 57 | Margaret D Nuly | 14 | Daughter | — | Michigan |
| 58 | Pearl E Nuly | 13 | Daughter | — | Michigan |
| 59 | Mary B Nuly | 11 | Daughter | — | Michigan |
| 60 | Frederick P Nuly | 9 | Son | — | Michigan |
| 61 | Florence Nuly | 5 | Daughter | — | Michigan |
| 62 | Alex P Teschky | 32 | Head | Farmer | Russia |
| 63 | Lydia L Teschky | 25 | Wife | — | North Dakota |
| 64 | Mary A Teschky | 9 | Daughter | — | North Dakota |
| 65 | Peter Teschky | 8 | Son | — | North Dakota |
| 66 | Alex Teschky | 6 | Son | — | Michigan |
| 67 | William B Nuly | 30 | Head | Punch Press | Michigan |
| 68 | Addie S Nuly | 25 | Wife | — | Michigan |
| 69 | Robert W Nuly | 5 | Son | — | Michigan |
| 70 | William F Schultz | 47 | Head | Farmer | Michigan |
| 71 | Maud Schultz | 41 | Wife | — | Michigan |
| 72 | Charles W Schultz | 22 | Son | Labor | Michigan |
| 73 | Leland G Schultz | 19 | Son | — | Michigan |
| 74 | Gordon H Schultz | 13 | Son | — | Michigan |
| 75 | John L Heath | 40 | Head | Labor | Nebraska |
| 76 | Lula M Heath | 37 | Wife | — | Kansas |
| 77 | Esther M Heath | 13 | Daughter | — | Nebraska |
| 78 | Paul L Heath | 10 | Son | — | Nebraska |
| 79 | Harold L Heath | 8 | Son | — | Michigan |
| 80 | Hattie A Heath | 5 | Daughter | — | Michigan |
| 81 | Sylvester Nuly | 36 | Head | Grinding | Michigan |
| 82 | Maud M Nuly | 34 | Wife | — | Michigan |
| 83 | Sylvester Jr Nuly | 2 | Son | — | Michigan |
| 84 | Daniel Nuly | 75 | Head | Farmer | Michigan |
| 85 | Ella J Nuly | 56 | Wife | — | Michigan |
| 86 | Eva L Nuly | 14 | Daughter | — | Michigan |
| 87 | Harold Nuly | 17 | Son | — | Michigan |
| 88 | Ernest Nuly | 12 | Son | — | Michigan |
| 89 | Darius H Graves | 41 | Head | Labor | Michigan |
| 90 | Mable W Graves | 35 | Wife | — | Michigan |
| 91 | Retta L Graves | 15 | Son | — | Michigan |
| 92 | Harold D Graves | 13 | Son | — | Michigan |
| 93 | Mary E Graves THIS PERSON | 10 | Daughter | — | Michigan |
| 94 | Myrtle L Graves | 8 | Daughter | — | Michigan |
| 95 | Helen D Graves | 6 | Daughter | — | Michigan |
| 96 | Lewis G Graves | 4 | Son | — | Michigan |
| 97 | Tamara L Graves | 2 | Daughter | — | Michigan |
| 98 | Justus P Benjamin | 35 | Head | Brick Mason | Michigan |
| 99 | Gladys R Benjamin | 27 | Wife | — | Michigan |
| 100 | Howard J Benjamin | 8 | Son | — | Michigan |
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)