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Marion Martin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Shelby, Illinois
Our Model Tree links this Marion Martin across the 1930 and 1940 US Censuses in Shelby, Illinois (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 7-person household.
Age 10
b. ~1920
Male
Son
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Shelby, Illinois |
| Surname | Martin |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Shelbyville |
| 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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Marion | Age | Birth yr |
|---|---|---|---|---|
| Thurman Martin | Head | — | 35 | ~1895 |
| Allie Martin | Daughter | — | 6 | ~1924 |
| Thomas Martin | Son | — | 2 | ~1928 |
| Helen Martin | Daughter | — | ~1930 | |
| Tinnie Martin | Spouse | — | 30 | ~1900 |
| Marion Martin | Son | — | 10 | ~1920 |
| Peter Martin | Son | — | 5 | ~1925 |
Census Appearances
1930
Shelby, Illinois
Son, age 10
Shelby, Illinois · implied b. ~1920 — 7 household members
| Surname | Martin |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Shelby-County, Illinois
Son, age 20
Shelby-County, Illinois · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martini |
| Given Name | Marion |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rose Twp |
| 1935 Residence (County) | Shelby |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | NP |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Marion Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Marion Martin
Son · 1930 · age 10 · b. ~1920 · Illinois
★ You are viewing this record
Sibling
Allie Martin
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Martin
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Peter Martin
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Martin
Sibling · 1930 · age 2
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 — Shelby, Illinois
Open full size
1930 US Federal Census — Shelby, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel561:0975)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thelma Tallman | 17 | Daughter | — | Illinois |
| 52 | Claude Tallman | 15 | Son | — | Illinois |
| 53 | Daisy Tallman | 9 | Daughter | — | Illinois |
| 54 | Thurman Martin | 35 | Head | Farmer | Illinois |
| 55 | Tinnie Martin | 30 | Wife | — | Illinois |
| 56 | Marion Martin THIS PERSON | 10 | Son | — | Illinois |
| 57 | Allie Martin | 6 | Daughter | — | Illinois |
| 58 | Peter William Martin | 5 | Son | — | Illinois |
| 59 | Thomas Martin | 2 | Son | — | Illinois |
| 60 | Helen Martin | 0 | Daughter | — | Illinois |
| 61 | John Cooper | 68 | Head | Farmer | Illinois |
| 62 | Gertrude Cooper | 55 | Wife | Teacher | Illinois |
| 63 | Thelma Cooper | 26 | Daughter | Teacher | Illinois |
| 64 | Clara Cooper | 21 | Daughter | — | Illinois |
| 65 | Roy Henson | 36 | Head | Farmer | Illinois |
| 66 | Grace Henson | 31 | Wife | — | Illinois |
| 67 | Clifford Henson | 4 | Son | — | Illinois |
| 68 | James Martin | 55 | Head | Farm Laborer | Illinois |
| 69 | Mary Ellen Martin | 47 | Wife | — | Illinois |
| 70 | Mamie Martin | 19 | Daughter | — | Illinois |
| 71 | Richard Martin | 17 | Son | — | Illinois |
| 72 | Idilla Martin | 14 | Daughter | — | Illinois |
| 73 | Raymond Martin | 11 | Son | — | Illinois |
| 74 | Doris Martin | 9 | Daughter | — | Illinois |
| 75 | William Martin | 0 | Son | — | Illinois |
| 76 | Edward Kortner | 39 | Head | Farmer | Ohio |
| 77 | Mary Kortner | 30 | Wife | — | Tennessee |
| 78 | Maurine Kortner | 6 | Daughter | — | Indiana |
| 79 | Martin Kortner | 5 | Son | — | Illinois |
| 80 | Carlene Kortner | 3 | Daughter | — | Illinois |
| 81 | Mary Kortner | 2 | Daughter | — | Illinois |
| 82 | Dorothy James | 19 | Boarder | Teacher | Illinois |
| 83 | Homer Chenowey | 54 | Head | Farmer | Illinois |
| 84 | Hattie Chenowey | 55 | Wife | — | Illinois |
| 85 | Cleveland Jeffers | 42 | Head | Farmer | Illinois |
| 86 | Nellie Jeffers | 37 | Wife | — | Illinois |
| 87 | Dallas Jeffers | 20 | Son | Mechanic | Illinois |
| 88 | Wilford Jeffers | 18 | Son | Farm Laborer | Illinois |
| 89 | Joseph Jeffers | 15 | Son | — | Illinois |
| 90 | Ray Kellaman | 45 | Head | Farmer | Illinois |
| 91 | Leila Kellaman | 38 | Wife | — | Illinois |
| 92 | Don Kellaman | 17 | Son | — | Illinois |
| 93 | Lawson Kellaman | 14 | Son | — | Illinois |
| 94 | Arnon Adkins | 33 | Head | Farmer | Kentucky |
| 95 | Beula Adkins | 32 | Wife | — | Kentucky |
| 96 | Harley Adkins | 9 | Son | — | Illinois |
| 97 | Mary Elizabeth Adkins | 7 | Daughter | — | Illinois |
| 98 | Nellie May Adkins | 6 | Daughter | — | Illinois |
| 99 | Edward Adkins | 4 | Son | — | Illinois |
| 100 | Helen Adkins | 2 | Daughter | — | Illinois |
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)