DM
Donald Martin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Buchanan, Iowa
Our Model Tree links this Donald Martin across the 1930 and 1940 US Censuses in Buchanan, Iowa (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 29-person household.
Age 5
b. ~1925
Male
Son
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Buchanan, Iowa |
| Surname | Martin |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Washington Township |
| 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.
29 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Donald | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Martin | Daughter | — | 10 | ~1920 |
| Albert Shoemaker | Other | — | 52 | ~1878 |
| Bernice Martin | Daughter | — | 2 | ~1928 |
| Etta Shoemaker | Other | — | 53 | ~1877 |
| John Kelleher | Other | — | 65 | ~1865 |
| Frank Shaw | Son | — | 28 | ~1902 |
| Daisy Shoemaker | Daughter | — | 16 | ~1914 |
| Mary Lockhart | Other | — | 47 | ~1883 |
| Charles Shaw | Other | — | 53 | ~1877 |
| Everett Lockhart | Son | — | 8 | ~1922 |
| Bert Martin | Other | — | 46 | ~1884 |
| Clara Kelleher | Other | — | 48 | ~1882 |
| Kenneth Martin | Son | — | 8 | ~1922 |
| Thomas Kelleher | Other | — | 70 | ~1860 |
| Zula Lickley | Other | — | 41 | ~1889 |
| Donald Martin | Son | — | 5 | ~1925 |
| Ada Martin | Other | — | 42 | ~1888 |
| Clifford Brannon | Other | — | 16 | ~1914 |
| Merle Martin | Son | — | 22 | ~1908 |
| George Lickley | Head | — | 37 | ~1893 |
| Leo Kelleher | Son | — | 23 | ~1907 |
| Claude Shoemaker | Son | — | 30 | ~1900 |
| Marjorie Shoemaker | Daughter | — | 13 | ~1917 |
| John Kelleher | Son | — | 18 | ~1912 |
| Walter Lockhart | Other | — | 49 | ~1881 |
| Margaret Lockhart | Daughter | — | 14 | ~1916 |
| Marion Martin | Son | — | 11 | ~1919 |
| Velma Martin | Daughter | — | 17 | ~1913 |
| Hattie Shaw | Other | — | 53 | ~1877 |
Census Appearances
1930
Buchanan, Iowa
Son, age 5
Buchanan, Iowa · implied b. ~1925 — 29 household members
| Surname | Martin |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Buchanan-County, Iowa
Son, age 15
Buchanan-County, Iowa · implied b. ~1925 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martins |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Jesup town |
| 1935 Residence (County) | Buchanan |
| Industry | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same Place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Donald Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Donald Martin
Son · 1930 · age 5 · b. ~1925 · Iowa
★ You are viewing this record
Sibling
Velma Martin
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Martin
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daisy Shoemaker
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Claude Shoemaker
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Martin
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Martin
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merle Martin
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Shoemaker
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Everett Lockhart
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Shaw
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Lockhart
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Martin
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kelleher
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Kelleher
Sibling · 1930 · age 23
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 — Buchanan, Iowa
Open full size
1930 US Federal Census — Buchanan, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel644:0876)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Mackie | 58 | Wife-H | — | Iowa |
| 52 | William F. Schuman | 59 | Head | Farmer | Iowa |
| 53 | Maggie Schuman | 54 | Wife-H | — | Missouri |
| 54 | Ruth Schuman | 21 | Daughter | Laborer | Iowa |
| 55 | Eugene Brannon | 48 | Head | Farmer | Iowa |
| 56 | Elizabeth Brannon | 49 | Wife-H | — | Iowa |
| 57 | George Lickley | 37 | Head | Laborer | Colorado |
| 58 | Zula Lickley | 41 | Wife-H | — | Iowa |
| 59 | Charles H. Shaw | 53 | R | Farmer | Iowa |
| 60 | Hattie M. Shaw | 53 | Wife-H | — | Iowa |
| 61 | Frank Shaw | 28 | Son | Clerk | Iowa |
| 62 | John Kelleher | 65 | O | Farmer | Iowa |
| 63 | Clara Kelleher | 48 | Wife-H | — | Iowa |
| 64 | Leo Kelleher | 23 | Son | Proprietor | Iowa |
| 65 | John F. Kelleher | 18 | Son | Laborer | Iowa |
| 66 | Thomas J. Kelleher | 70 | Brother | — | Iowa |
| 67 | Bert E. Martin | 46 | O | Farmer | Iowa |
| 68 | Ada Martin | 42 | Wife-H | — | Iowa |
| 69 | Merle E. Martin | 22 | Son | — | Iowa |
| 70 | Velma Martin | 17 | Daughter | — | Iowa |
| 71 | Marion Martin | 11 | Son | — | Iowa |
| 72 | Dorothy Martin | 10 | Daughter | — | Iowa |
| 73 | Kenneth Martin | 8 | Son | — | Iowa |
| 74 | Donald Martin THIS PERSON | 5 | Son | — | Iowa |
| 75 | Bernice Martin | 2 | Daughter | — | Iowa |
| 76 | Walter R. Lockhart | 49 | R | Farmer | Iowa |
| 77 | Mary Lockhart | 47 | Wife-H | — | Iowa |
| 78 | Margaret Lockhart | 14 | Daughter | — | Iowa |
| 79 | Everett Lockhart | 8 | Son | — | Iowa |
| 80 | Clifford Brannon | 16 | Lodger | Laborer | Iowa |
| 81 | Albert N. Shoemaker | 52 | O | Farmer | Wisconsin |
| 82 | Etta Shoemaker | 53 | Wife-H | — | Iowa |
| 83 | Claude Shoemaker | 30 | Son | Laborer | Iowa |
| 84 | Daisy Shoemaker | 16 | Daughter | — | Iowa |
| 85 | Marjorie Shoemaker | 13 | Daughter | — | Iowa |
| 86 | John H. Mcgill | None | Head | — | — |
| 87 | Margaret Mcgill | 62 | Wife-H | — | Iowa |
| 88 | Peter W. Madill | 55 | O | Farmer | Iowa |
| 89 | Mary Madill | 37 | Wife-H | — | Iowa |
| 90 | Mark N. Cupic | 44 | O | Farmer | Iowa |
| 91 | Elizabeth Cupic | 42 | Wife-H | — | Iowa |
| 92 | Nick Weber | 70 | Father-in-law | — | Germany |
| 93 | Charley Janke | 60 | O | Farmer | Germany |
| 94 | Minnie Janke | 55 | Wife-H | — | Germany |
| 95 | Emily Janke | 17 | Daughter | — | Illinois |
| 96 | John J. Weber | 57 | O | Farmer | Iowa |
| 97 | Susan Weber | 57 | Wife-H | — | Iowa |
| 98 | Celesta Weber | 21 | Daughter | — | Iowa |
| 99 | Alverna Weber | 15 | Daughter | — | Iowa |
| 100 | John Hermann | 61 | O | Farmer | Germany |
Related Census Records
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)