DR
David Ross — 1930 US Census Record
Linked across censuses1930 United States Federal Census · St Clair, Michigan
Our Model Tree links this David Ross across the 1930 and 1940 US Censuses in St Clair, Michigan (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 8-person household.
Age 5
b. ~1925
Male
Son
Born: Michigan
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | St Clair, Michigan |
| Surname | Ross |
| Given Name | David F |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Additional Details | |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Marine City 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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to David | Age | Birth yr |
|---|---|---|---|---|
| Edith Ross | Daughter | — | 20 | ~1910 |
| Vern Ross | Daughter | — | 12 | ~1918 |
| Agnes Ross | Spouse | — | 43 | ~1887 |
| David Ross | Son | — | 5 | ~1925 |
| Rosemary Ross | Daughter | — | 6 | ~1924 |
| Edward Ross | Son | — | 16 | ~1914 |
| David Ross | Head | — | 49 | ~1881 |
| Edith Ross | Daughter | — | 17 | ~1913 |
Census Appearances
1930
St Clair, …
Son, age 5
St Clair, Michigan · implied b. ~1925 — 8 household members
| Surname | Ross |
| Given Name | David F |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
St.-Clair-County, Michigan
Son, age 15
St.-Clair-County, Michigan · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Rusch |
| Given Name | Daniel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Pt. Huron |
| 1935 Residence (County) | St. Clair |
| Highest Grade | Hs 1 |
| 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 David Ross across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
David Ross
Son · 1930 · age 5 · b. ~1925 · Michigan
★ You are viewing this record
Sibling
Rosemary Ross
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Ross
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Ross
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vern Ross
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Ross
Sibling · 1930 · age 17
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 — St Clair, Michigan
Open full size
1930 US Federal Census — St Clair, Michigan
Page Contents
50 people indexed on this census page (ia:1930:michigancensus00reel1024:1068)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ruth A Sharkey | 41 | daughter | None | Michigan |
| 52 | Caleb H Horton | 39 | Head | Moulder | Michigan |
| 53 | Lillie B Horton | 32 | wife | None | Michigan |
| 54 | Lillie J Horton | 3 | daughter | None | Michigan |
| 55 | Benjamin E Horton | 1 | son | None | Michigan |
| 56 | Mary F Felgenauer | 67 | Head | None | Michigan |
| 57 | Mary Bolt | 68 | roomer | None | Michigan |
| 58 | Irene Juska | 10 | roomer | None | Michigan |
| 59 | David F Ross | 49 | Head | Laborer | Michigan |
| 60 | Agnes M Ross | 43 | wife | None | Michigan |
| 61 | Edith S Ross | 20 | daughter | None | Canada-Eng |
| 62 | Edith V Ross | 17 | daughter | Press Machine | Michigan |
| 63 | Edward J Ross | 16 | son | Laborer | Michigan |
| 64 | Vern M Ross | 12 | daughter | None | Michigan |
| 65 | Rosemary A Ross | 6 | daughter | None | Michigan |
| 66 | David F Ross THIS PERSON | 5 | son | None | Michigan |
| 67 | Fred H Devine | 26 | Head | Painter | Michigan |
| 68 | Frederick G Devine | 5 | son | None | Michigan |
| 69 | Joseph H Devine | 4 | son | None | Michigan |
| 70 | Valentine A Devine | 1 | son | None | Michigan |
| 71 | Marylou E Devine | 0 | daughter | None | Michigan |
| 72 | David C Fleming | 39 | Head | Captain | England |
| 73 | Sarah E Fleming | 31 | wife | None | Canada-Eng |
| 74 | Howard R Fleming | 15 | son | None | Canada-Eng |
| 75 | Jimmy A Fleming | 9 | son | None | Michigan |
| 76 | Clayton J Fleming | 5 | son | None | Michigan |
| 77 | Robert F Fleming | 31 | brother | Electrician | England |
| 78 | Augustus Horn | 84 | Head | None | Germany |
| 79 | Lavina Horn | 67 | wife | None | Canada-Eng |
| 80 | Josephine Parquette | 68 | Head | None | Canada-Eng |
| 81 | Marie T Bissonnet | 18 | daughter | None | Michigan |
| 82 | John Weis | 69 | roomer | None | Germany |
| 83 | Russel Clark | 32 | Head | Foreman | Michigan |
| 84 | Mary Jane Clark | 27 | wife | None | Michigan |
| 85 | Annetta F Clark | 5 | daughter | None | Michigan |
| 86 | Darwin Clark | 2 | son | None | Michigan |
| 87 | Leo A Stepaniak | 37 | Head | Moulder | Illinois |
| 88 | Matilda L Greenleaf | 73 | Head | None | Michigan |
| 89 | Louis F Greenleaf | 45 | son | Laborer | Michigan |
| 90 | John J Laffrey | 24 | Head | Sawyer | Michigan |
| 91 | Minnie H Laffrey | 22 | wife | None | Minnesota |
| 92 | Constance P Hibbert | 11 | step-dau | None | Michigan |
| 93 | Josephine Pruitt | 59 | Head | None | Virginia |
| 94 | Cassius H Campbell | 50 | Head | Marshal | Michigan |
| 95 | Pearl G Campbell | 40 | wife | None | Canada-Eng |
| 96 | Gwendolyn V Campbell | 17 | daughter | Operator | Canada-Eng |
| 97 | Garnet H Campbell | 15 | son | Usher | Canada-Eng |
| 98 | Helen R Campbell | 13 | daughter | None | Michigan |
| 99 | John A Campbell | 8 | son | None | Michigan |
| 100 | Rosa E Campbell | 6 | daughter | None | 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)