RM
Rosa Martin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Darke, Ohio
Our Model Tree links this Rosa Martin across the 1920 and 1930 US Censuses in Darke, Ohio (XGBoost, ~Confirmed) — first a spouse (b.~1891), then head of a 9-person household.
Age 39
b. ~1891
Female
Spouse
Born: Ohio
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Darke, Ohio |
| Surname | Martin |
| Given Name | Rosa B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 22 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Patterson Township |
| Est. Birth Year | ~1891 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Rosa | Age | Birth yr |
|---|---|---|---|---|
| Jean Martin | Daughter | — | 9 | ~1921 |
| Louis Martin | Head | — | 42 | ~1888 |
| Marcella Martin | Daughter | — | 11 | ~1919 |
| Lowell Martin | Son | — | 14 | ~1916 |
| Arthur Martin | Son | — | 7 | ~1923 |
| Luther Martin | Son | — | 12 | ~1918 |
| Rosa Martin | Spouse | — | 39 | ~1891 |
| Paul Martin | Son | — | 3 | ~1927 |
| Mary Martin | Daughter | — | 10 | ~1920 |
Census Appearances
1920
Darke, Ohio
Spouse, age 29
Darke, Ohio · implied b. ~1891 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Rosa B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Darke, Ohio
Spouse, age 39
Darke, Ohio · implied b. ~1891 — 9 household members
| Surname | Martin |
| Given Name | Rosa B |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 22 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Rosa Martin across 2 US Census years (1920 and 1930) in Darke, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Rosa Martin
Spouse · 1930 · age 39 · b. ~1891 · Ohio
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Darke, Ohio
Open full size
1930 US Federal Census — Darke, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1789:0404)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis H Martin | 42 | Head | Farmer | Ohio |
| 2 | Rosa B Martin THIS PERSON | 39 | Wife | — | Ohio |
| 3 | Lowell L Martin | 14 | Son | — | Ohio |
| 4 | Luther S Martin | 12 | Son | — | Ohio |
| 5 | Mary M Martin | 10 | Daughter | — | Ohio |
| 6 | Marcella M Martin | 11 | Daughter | — | Ohio |
| 7 | Jean L Martin | 9 | Daughter | — | Ohio |
| 8 | Arthur G Martin | 7 | Son | — | Ohio |
| 9 | Paul L Martin | 3 | Son | — | Ohio |
| 10 | William Schutz | 44 | Head | Farmer | Ohio |
| 11 | Lydia M Schutz | 38 | Wife | — | Ohio |
| 12 | Esther M Schutz | 12 | Daughter | — | Ohio |
| 13 | Martha M Schutz | 10 | Daughter | — | Ohio |
| 14 | Carl Schutz | 2 | Son | — | Ohio |
| 15 | Mary Rook | 69 | Mother-in-law | — | Germany |
| 16 | Irvin S Gethman | 47 | Head | Farmer | Ohio |
| 17 | Alma S Gethman | 45 | Wife | — | Ohio |
| 18 | Regina M Gethman | 22 | Daughter | — | Ohio |
| 19 | Gerhard H Gethman | 20 | Son | Laborer | Ohio |
| 20 | Harold K Gethman | 16 | Son | — | Ohio |
| 21 | Justine M Gethman | 13 | Son | — | Ohio |
| 22 | Garn H Maier | 39 | Head | Farmer | Ohio |
| 23 | Kathy Maier | 39 | Wife | — | Ohio |
| 24 | Alfred W Maier | 9 | Son | — | Ohio |
| 25 | Albert Plemon | 51 | Head | Farmer | Ohio |
| 26 | Eleanor Plemon | 48 | Wife | — | Ohio |
| 27 | Virginia Plemon | 23 | Daughter | — | Ohio |
| 28 | Lester Plemon | 21 | Son | — | Ohio |
| 29 | Marilyn Plemon | 8 | Son | — | Ohio |
| 30 | Herman Busche | 55 | Son | Laborer | Ohio |
| 31 | Mary K Duwel | 48 | Head | Farmer | Ohio |
| 32 | Bernard Duwel | 28 | Son | Laborer | Ohio |
| 33 | Loretta A Duwel | 21 | Daughter | Servant | Ohio |
| 34 | Fred J Duwel | 29 | Son | Laborer | Ohio |
| 35 | Frank J Arling | 35 | Head | Farmer | Ohio |
| 36 | Anna E Arling | 31 | Wife | — | Ohio |
| 37 | Mary E Arling | 10 | Daughter | — | Ohio |
| 38 | Mildred M Arling | 8 | Daughter | — | Ohio |
| 39 | Rozina A Arling | 5 | Daughter | — | Ohio |
| 40 | Alfreda Arling | 3 | Daughter | — | Ohio |
| 41 | Theresa Arling | 1 | Daughter | — | Ohio |
| 42 | John Seehulze | 34 | Head | Farmer | Ohio |
| 43 | Agatha Seehulze | 29 | Wife | — | Ohio |
| 44 | John Seehulze | 8 | Son | — | Ohio |
| 45 | Elmer Seehulze | 6 | Son | — | Ohio |
| 46 | Emma Seehulze | 4 | Son | — | Ohio |
| 47 | Margaret Seehulze | 3 | Daughter | — | Ohio |
| 48 | Louise Seehulze | 1 | Son | — | Ohio |
| 49 | Barney Streacher | 66 | Head | Laborer | Ohio |
| 50 | John Heens | 28 | Head | — | Ohio |
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)