MR
Mary Roche — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Scott, Iowa
Our Model Tree links this Mary Roche across the 1920 and 1930 US Censuses in Scott, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 5-person household.
Age 14
b. ~1916
Female
Daughter
Born: Iowa
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Scott, Iowa |
| Surname | Roche |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | City Of Davenport |
| Est. Birth Year | ~1916 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Margaret Roche | Daughter | — | 16 | ~1914 |
| Jack Roche | Son | — | 13 | ~1917 |
| Edith Roche | Spouse | — | 44 | ~1886 |
| Mary Roche | Daughter | — | 14 | ~1916 |
| John Roche | Head | — | 53 | ~1877 |
Census Appearances
1920
Scott, Iowa
Daughter, age 4
Scott, Iowa · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roche |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Scott, Iowa
Daughter, age 14
Scott, Iowa · implied b. ~1916 — 5 household members
| Surname | Roche |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| 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 Roche across 2 US Census years (1920 and 1930) in Scott, Iowa, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Roche
Daughter · 1930 · age 14 · b. ~1916 · Iowa
★ You are viewing this record
Sibling
Margaret Roche
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jack Roche
Sibling · 1930 · age 13
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 — Scott, Iowa
Open full size
1930 US Federal Census — Scott, Iowa
Page Contents
50 people indexed on this census page (ia:1930:iowacensus00reel682:0433)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph M Schloemer | 61 | Head | — | Germany |
| 2 | Agnes H Schloemer | 59 | Wife | — | Iowa |
| 3 | Edward M Schloemer | 21 | Son | Carpenter | Iowa |
| 4 | John H Sobotka | 63 | Head | Farmer | Bohemia |
| 5 | Emma Sobotka | 36 | Wife | — | Illinois |
| 6 | Myron Sobotka | 6 | Son | — | Iowa |
| 7 | Warren W Wilson | 31 | Head | Farmer | Iowa |
| 8 | Erma Wilson | 27 | Wife | — | Iowa |
| 9 | Warren W Wilson | 1 | Son | — | Iowa |
| 10 | Edward Schmidt | 17 | Boarder | Farm Laborer | Iowa |
| 11 | Harry Urmie | 38 | Head | Farmer | Syria |
| 12 | Ethel Urmie | 26 | Wife | — | Illinois |
| 13 | Dorothy Urmie | 10 | Daughter | — | Illinois |
| 14 | Bernadine Urmie | 9 | Daughter | — | Illinois |
| 15 | Lois Urmie | 8 | Daughter | — | Illinois |
| 16 | Raymond Urmie | 6 | Son | — | Illinois |
| 17 | Robert Urmie | 4 | Son | — | Illinois |
| 18 | Freda Urmie | 2 | Daughter | — | Iowa |
| 19 | Sarah Urmie | 1 | Daughter | — | Iowa |
| 20 | Abraham Urmie | 68 | Uncle | — | Syria |
| 21 | Moses Francis | 40 | Boarder | — | Syria |
| 22 | John J Roche | 53 | Head | Stationary Engineer | New York |
| 23 | Edith M Roche | 44 | Wife | — | Iowa |
| 24 | Margaret M Roche | 16 | Daughter | — | Iowa |
| 25 | Mary E Roche THIS PERSON | 14 | Daughter | — | Iowa |
| 26 | Jack R Roche | 13 | Son | — | Iowa |
| 27 | Tony E Tuschick | 30 | Head | Salesman | Missouri |
| 28 | Lilly Tuschick | 32 | Wife | — | Kansas |
| 29 | Ada E Hentzel | 70 | Mother | — | Kansas |
| 30 | John Schebler | 39 | Head | Coachmaker | Iowa |
| 31 | Bernice Schebler | 37 | Sister | Coremaker | Illinois |
| 32 | Otto C Moeller | 33 | Head | Foreman | Iowa |
| 33 | Ethel Moeller | 28 | Wife | — | Iowa |
| 34 | Robert F Moeller | 10 | Son | — | Iowa |
| 35 | Dorothy M Moeller | 8 | Daughter | — | Iowa |
| 36 | Richard H Moeller | 2 | Son | — | Iowa |
| 37 | Richard J Platte | 61 | Head | Salesman | Iowa |
| 38 | Louise J Platte | 62 | Wife | — | Iowa |
| 39 | Ernest Gaintner | 49 | Head | Farmer | Germany |
| 40 | James Lousch | 27 | Head | Tenant Farmer | Iowa |
| 41 | Ruth E Lousch | 24 | Wife | — | Iowa |
| 42 | James J Lousch | 1 | Son | — | Iowa |
| 43 | Clarence Cloudas | 47 | Head | Printer | Illinois |
| 44 | Emma E Cloudas | 41 | Wife | — | Illinois |
| 45 | George H Cloudas | 15 | Son | — | Illinois |
| 46 | Hans J Wulf | 51 | Head | Trucker | Germany |
| 47 | Anna H Wulf | 42 | Wife | — | Germany |
| 48 | Hazel Wulf | 20 | Daughter | Stenographer | Iowa |
| 49 | Alice Wulf | 18 | Daughter | — | Iowa |
| 50 | Schuyler C Ward | 59 | Head | Salesman | Kentucky |
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)