MP
Mary Pierce — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Madison, Ohio
Our Model Tree links this Mary Pierce across the 1920 and 1930 US Censuses in Madison, Ohio (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 10-person household.
Age 17
b. ~1913
Female
Daughter
Born: Ohio
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Madison, Ohio |
| Surname | Pierce |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| 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 | Stokes Township |
| Est. Birth Year | ~1913 |
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.
10 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Patty Pierce | Daughter | — | 10 | ~1920 |
| Mary Pierce | Daughter | — | 17 | ~1913 |
| Martha Pierce | Daughter | — | 7 | ~1923 |
| Nelly Pierce | Daughter | — | 8 | ~1922 |
| Betty Pierce | Daughter | — | 12 | ~1918 |
| Alvern Pierce | Head | — | 48 | ~1882 |
| Sedetha Pierce | Other | — | 50 | ~1880 |
| Charles Pierce | Son | — | 16 | ~1914 |
| Leo Pierce | Son | — | 20 | ~1910 |
| Lewis Pierce | Son | — | 14 | ~1916 |
Census Appearances
1920
Madison, Ohio
Daughter, age 7
Madison, Ohio · implied b. ~1913 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierce |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Madison, Ohio
Daughter, age 17
Madison, Ohio · implied b. ~1913 — 10 household members
| Surname | Pierce |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Ohio |
| 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 Mary Pierce across 2 US Census years (1920 and 1930) in Madison, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Pierce
Daughter · 1930 · age 17 · b. ~1913 · Ohio
★ You are viewing this record
Sibling
Betty Pierce
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lewis Pierce
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Pierce
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leo Pierce
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patty Pierce
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Pierce
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nelly Pierce
Sibling · 1930 · age 8
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 — Madison, Ohio
Open full size
1930 US Federal Census — Madison, Ohio
Page Contents
29 people indexed on this census page (ia:1930:ohiocensus00reel1847:0310)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alvern Pierce | 48 | Head | Farming | Ohio |
| 2 | Sedetha Pierce | 50 | Wife-H | — | Ohio |
| 3 | Leo Pierce | 20 | Son | Laborer | Ohio |
| 4 | Mary Pierce THIS PERSON | 17 | Daughter | — | Ohio |
| 5 | Charles Pierce | 16 | Son | — | Ohio |
| 6 | Lewis Pierce | 14 | Son | — | Ohio |
| 7 | Betty Pierce | 12 | Daughter | — | Ohio |
| 8 | Patty Pierce | 10 | Daughter | — | Ohio |
| 9 | Nelly Pierce | 8 | Daughter | — | Ohio |
| 10 | Martha Pierce | 7 | Daughter | — | Ohio |
| 11 | Robert Pierce | 28 | Head | Laborer | Ohio |
| 12 | Enna Pierce | 32 | Wife-H | — | Ohio |
| 13 | Esther Pierce | 9 | Daughter | — | Ohio |
| 14 | Ben Pierce | 7 | Son | — | Ohio |
| 15 | Viola Pierce | 5 | Daughter | — | Ohio |
| 16 | Tereda Pierce | 4 | Daughter | — | Ohio |
| 17 | Cecil Pierce | 3 | Daughter | — | Ohio |
| 18 | Ollie Pierce | 1 | Daughter | — | Ohio |
| 19 | Roy Lowe | 13 | Step son | — | Ohio |
| 20 | Thomas Miller | 50 | Head | Laborer | Ohio |
| 21 | Annie Miller | 43 | Wife-H | — | Ohio |
| 22 | James Miller | 22 | Son | Laborer | Ohio |
| 23 | Leonard Miller | 17 | Son | — | Ohio |
| 24 | James Miller | 22 | Head | Laborer | Ohio |
| 25 | Madeline Miller | 19 | Wife-H | — | Ohio |
| 26 | Patricia Miller | 4 | Daughter | — | Ohio |
| 27 | John C. Miller | 2 | Son | — | Ohio |
| 28 | James Miller | 0 | Son | — | Ohio |
| 29 | Mack Mccoy | 70 | Head | Laborer | 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)