MS
Mary Small — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Osceola, Iowa
Our Model Tree links this Mary Small across the 1930 and 1940 US Censuses in Osceola, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 7-person household.
Age 2
b. ~1928
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Osceola, Iowa |
| Surname | Small |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Nebraska |
| Additional Details | |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Harrison Township |
| Est. Birth Year | ~1928 |
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 |
|---|---|---|---|---|
| Laurence Small | Daughter | — | 10 | ~1920 |
| Beatrice Small | Daughter | — | 16 | ~1914 |
| Dwight Small | Son | — | 18 | ~1912 |
| Mary Small | Daughter | — | 2 | ~1928 |
| Pearl Small | Spouse | — | 42 | ~1888 |
| Edward Small | Head | — | 44 | ~1886 |
| Kenneth Small | Son | — | 7 | ~1923 |
Census Appearances
1930
Osceola, Iowa
Daughter, age 2
Osceola, Iowa · implied b. ~1928 — 7 household members
| Surname | Small |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Nebraska |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Osceola-County, Iowa
Daughter, age 12
Osceola-County, Iowa · implied b. ~1928 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Small |
| Given Name | Mavis |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Harrison Twp |
| 1935 Residence (County) | Osceola |
| Industry | S |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 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 Mary Small across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Small
Daughter · 1930 · age 2 · b. ~1928 · Iowa
★ You are viewing this record
Sibling
Beatrice Small
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Laurence Small
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dwight Small
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Small
Sibling · 1930 · age 7
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 — Osceola, Iowa
Open full size
1930 US Federal Census — Osceola, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel671:0663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Alfred Brown | 24 | Head | Road Patrol | Iowa |
| 52 | Ida Brown | 22 | Wife | — | Iowa |
| 53 | Duane Brown | 1 | Son | — | Iowa |
| 54 | Edwin Groff | 54 | Head | Farmer | Canada |
| 55 | Mary Groff | 47 | Wife | — | Canada |
| 56 | Merle Groff | 18 | Son | Farm Labor | Minnesota |
| 57 | Albert Groff | 16 | Son | Farm Labor | Minnesota |
| 58 | Leslie Groff | 12 | Son | — | Iowa |
| 59 | Carol May Groff | 5 | Daughter | — | Iowa |
| 60 | Bernie Swenson | 45 | Head | Farmer | Iowa |
| 61 | Blanche Swenson | 24 | Wife | — | Iowa |
| 62 | Fern Swenson | 5 | Daughter | — | Iowa |
| 63 | Myron Swenson | 2 | Son | — | Iowa |
| 64 | Edward Small | 44 | Head | Farmer | Illinois |
| 65 | Pearl Small | 42 | Wife | — | Nebraska |
| 66 | Dwight Small | 18 | Son | Farm Labor | Iowa |
| 67 | Beatrice Small | 16 | Daughter | — | Iowa |
| 68 | Laurence Small | 10 | Daughter | — | Iowa |
| 69 | Kenneth Small | 7 | Son | — | Iowa |
| 70 | Mary Small THIS PERSON | 2 | Daughter | — | Iowa |
| 71 | William Frerichs | 40 | Head | Farmer | Iowa |
| 72 | Emma Frerichs | 39 | Wife | — | Iowa |
| 73 | Beryl Frerichs | 16 | Daughter | — | South Dakota |
| 74 | Harold Frerichs | 14 | Son | — | Iowa |
| 75 | R. H. Luepchen | 58 | Stepfather | Farm Laborer | Germany |
| 76 | John Kruse | 64 | Uncle | — | Germany |
| 77 | George Steinke | 41 | Head | Farmer | Iowa |
| 78 | Goldie Steinke | 35 | Wife | — | Iowa |
| 79 | Vernon Steinke | 12 | Son | Farm Labor | Iowa |
| 80 | Arthur Steinke | 11 | Son | Farm Labor | Iowa |
| 81 | Otto Brockshus | 30 | Head | Farmer | Iowa |
| 82 | Anna Brockshus | 69 | Mother | — | Germany |
| 83 | Herman Stonish | 42 | Head | Farmer | Iowa |
| 84 | Hannah Stonish | 34 | Wife | — | Iowa |
| 85 | Walter Stonish | 16 | Son | Farm Labor | Iowa |
| 86 | Irene Stonish | 11 | Daughter | — | Iowa |
| 87 | Raymond Stonish | 9 | Son | — | Iowa |
| 88 | John Dykstra | 29 | Head | Farmer | Iowa |
| 89 | Nellie Dykstra | 24 | Wife | — | Iowa |
| 90 | Barney Dykstra | 3 | Son | — | Iowa |
| 91 | John H. Waters | 70 | Head | Farmer | Ohio |
| 92 | Gertrude Waters | 58 | Wife | Farmer | Iowa |
| 93 | John D. Waters | 46 | Son | Farm Labor | Iowa |
| 94 | Louis Brockshus | 37 | Head | Farmer | Iowa |
| 95 | Lillie Brockshus | 32 | Wife | — | Iowa |
| 96 | Ida Brockshus | 6 | Daughter | — | Iowa |
| 97 | Dale Brockshus | 3 | Son | — | Iowa |
| 98 | Myrl Brockshus | 0 | Son | — | Iowa |
| 99 | George Gathman | 69 | Head | Farmer | Illinois |
| 100 | Mabel Gathman | 28 | Daughter | Teacher | Iowa |
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)