MP
Mary Pollock — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Iron, Missouri
Our Model Tree links this Mary Pollock across the 1930 and 1940 US Censuses in Iron, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 6-person household.
Age 0
b. ~1930
Female
Daughter
Born: Missouri
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Iron, Missouri |
| Surname | Pollock |
| Given Name | Mary R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Additional Details | |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Arcadia Township |
| Est. Birth Year | ~1930 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Zella Pollock | Other | — | 25 | ~1905 |
| Emma Pollock | Daughter | — | 5 | ~1925 |
| John Pollock | Son | — | 2 | ~1928 |
| John Pollock | Head | — | 23 | ~1907 |
| Helen Pollock | Daughter | — | 4 | ~1926 |
| Mary Pollock | Daughter | — | ~1930 |
Census Appearances
1930
Iron, Missouri
Daughter, age
Iron, Missouri · implied b. ~1930 — 6 household members
| Surname | Pollock |
| Given Name | Mary R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Iron-County, Missouri
Daughter, age 10
Iron-County, Missouri · implied b. ~1930 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pollack |
| Given Name | Mary Ruth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Arcadia Twp. |
| 1935 Residence (County) | Iron |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Pollock across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Pollock
Daughter · 1930 · age 0 · b. ~1930 · Missouri
★ You are viewing this record
Sibling
Helen Pollock
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Pollock
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Pollock
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 — Iron, Missouri
Open full size
1930 US Federal Census — Iron, Missouri
Page Contents
50 people indexed on this census page (ia:1930:missouricensus00reel1191:1048)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Elwonger | 70 | Mother-in-law | — | Ohio |
| 52 | Geo. W. Pruett | 59 | Head | Farmer | Missouri |
| 53 | Martha C. Pruett | 56 | Wife-H | — | Missouri |
| 54 | Lindell S. Pruett | 16 | Son | Laborer | Missouri |
| 55 | Burwell Fox | 81 | Head | — | Ohio |
| 56 | Maria B. R. Fox | 76 | Wife-H | — | Connecticut |
| 57 | Della G. Jones | 23 | Servant | Servant | Missouri |
| 58 | Alfred G. Russell | 57 | Head | Farmer | Missouri |
| 59 | Flavia C. Russell | 51 | Wife-H | — | Missouri |
| 60 | Leonard R. Russell | 21 | Son | Laborer | Missouri |
| 61 | William R. Russell | 19 | Son | Laborer | Missouri |
| 62 | Dorthy L. Russell | 11 | Daughter | — | Missouri |
| 63 | James W. Russell | 42 | O | Artist | Missouri |
| 64 | Hulda E. Russell | 36 | Wife-H | — | Missouri |
| 65 | Elizabeth G. Russell | 7 | Daughter | — | Missouri |
| 66 | John M. Howell | 27 | Head | Caretaker | Missouri |
| 67 | Stella M. Howell | 21 | Wife-H | — | Oklahoma |
| 68 | Beatrice M. Howell | 4 | Daughter | — | Oklahoma |
| 69 | Dorthy G. Howell | 1 | Daughter | — | Oklahoma |
| 70 | Stephen R. Jr. Pollock | 27 | O | Farmer | Missouri |
| 71 | Mabel L. Pollock | 26 | Wife-H | — | Missouri |
| 72 | Betty J. Pollock | 3 | Daughter | — | Missouri |
| 73 | Stephen L. Jr. Pollock | 1 | Son | — | Missouri |
| 74 | Dora L. Patterson | 51 | Mother-in-law | — | Missouri |
| 75 | Essie G. Patterson | 22 | Sister-in-law | Teacher | Missouri |
| 76 | Irene G. Patterson | 12 | Sister-in-law | — | Missouri |
| 77 | James C. Pollock | 26 | Head | Farmer | Missouri |
| 78 | Pearl A. Pollock | 25 | Wife-H | — | Indiana |
| 79 | George Pollock | 58 | Father | Laborer | Texas |
| 80 | John D. Pollock | 23 | Head | Farmer | Missouri |
| 81 | Zella A. Pollock | 25 | Wife-H | Home | Missouri |
| 82 | Emma G. Pollock | 5 | Daughter | — | Missouri |
| 83 | Helen C. Pollock | 4 | Daughter | — | Missouri |
| 84 | John R. Pollock | 2 | Son | — | Missouri |
| 85 | Mary R. Pollock THIS PERSON | 0 | Daughter | — | Missouri |
| 86 | William G. Chitwood | 47 | Head | Farmer | Missouri |
| 87 | Dulcie Chitwood | 33 | Wife-H | — | Missouri |
| 88 | Hollis P. Chitwood | 6 | Son | — | Missouri |
| 89 | Charles N. Mccabe | 65 | Father-in-law | Laborer | Missouri |
| 90 | Lucy E. Depew | 64 | Head-H | — | Missouri |
| 91 | Ralph J. Myers | 22 | Son-in-law | Mechanic | Missouri |
| 92 | Alva L. Myers | 20 | Daughter | — | Missouri |
| 93 | Glenda M. Myers | 1 | Granddaughter | — | Missouri |
| 94 | Raymond C. Ruckle | 36 | Head | Salesman | Illinois |
| 95 | Freddye H. Ruckle | 32 | Wife-H | — | Arkansas |
| 96 | Betty S. Ruckle | 2 | Daughter | — | Missouri |
| 97 | Nancy J. Ruckle | 1 | Daughter | — | Missouri |
| 98 | Bertha M. Adkins | 23 | Servant | Servant | Missouri |
| 99 | George H. Meeks | 35 | Head | Carpenter | Missouri |
| 100 | Lula Meeks | 33 | Wife-H | — | 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)