JP
John Pierce — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Montgomery, Ohio
Our Model Tree links this John Pierce across the 1920 and 1930 US Censuses in Montgomery, Ohio (XGBoost, ~Confirmed) — first a head (b.~1887), then head of a 12-person household.
Age 43
b. ~1887
Male
Head
Born: Ohio
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Ohio |
| Surname | Pierce |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 21 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Additional Details | |
| Occupation | Die Setter |
| Industry | Folding Box Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6500 |
| Radio Set | R |
| Veteran | No |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Die Setter |
| Township / Ward | City Of Dayton |
| Est. Birth Year | ~1887 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mildred Pierce | Daughter | — | 20 | ~1910 |
| Eileen Pierce | Daughter | — | 6 | ~1924 |
| Rose Pierce | Daughter | — | 5 | ~1925 |
| Elizabeth Pierce | Daughter | — | 10 | ~1920 |
| Mary Pierce | Daughter | — | 12 | ~1918 |
| Lucile Pierce | Daughter | — | 10 | ~1920 |
| Janice Pierce | Daughter | — | 12 | ~1918 |
| John Pierce | Head | — | 43 | ~1887 |
| John Pierce | Son | — | 9 | ~1921 |
| Richard Pierce | Son | — | 2 | ~1928 |
| Harold Pierce | Son | — | 22 | ~1908 |
| Gabriella Pierce | Spouse | — | 40 | ~1890 |
Census Appearances
1920
Montgomery, Ohio
Head, age 33
Montgomery, Ohio · implied b. ~1887 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Pierce |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Die Setter |
| Industry | Auto Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | ohio |
1930
Montgomery, Ohio
Head, age 43
Montgomery, Ohio · implied b. ~1887 — 12 household members
| Surname | Pierce |
| Given Name | John E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 21 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Die Setter |
| Industry | Folding Box Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6500 |
| Radio Set | R |
| Veteran | No |
| 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 John Pierce across 2 US Census years (1920 and 1930) in Montgomery, Ohio, using XGBoost record linkage.
Show:
This person
Anchor record
John Pierce
Head · 1930 · age 43 · b. ~1887 · 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 — Montgomery, Ohio
Open full size
1930 US Federal Census — Montgomery, Ohio
Page Contents
50 people indexed on this census page (ia:1930:ohiocensus00reel1854:0721)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry D. Hammet | 45 | Head | Barber | Ohio |
| 2 | Tracy Hammet | 43 | Wife | — | Ohio |
| 3 | Elizabeth Hammet | 66 | Mother | — | Ohio |
| 4 | William H. Young | 57 | Head | Salesman | Ohio |
| 5 | Hattie Young | 54 | Wife | — | Ohio |
| 6 | Marden Clark | 46 | Head | Laundry Man | Ohio |
| 7 | Mary E. Clark | 45 | Wife | — | Illinois |
| 8 | Ruth E. Clark | 17 | Daughter | — | Ohio |
| 9 | James E. Muehling | 36 | Head | Airplane Inspector | Ohio |
| 10 | Elizabeth A. Muehling | 36 | Wife | — | Ohio |
| 11 | Dorothy J. Muehling | 13 | Daughter | — | Ohio |
| 12 | Edgar H. Lloyd | 57 | Head | Supt. | Penn |
| 13 | Jessie A. Lloyd | 55 | Wife | — | W. Virginia |
| 14 | John E. Pierce THIS PERSON | 43 | Head | Die Setter | Ohio |
| 15 | Gabriella C. Pierce | 40 | Wife | — | Ohio |
| 16 | Harold H. Pierce | 22 | Son | Printer | Ohio |
| 17 | Mildred E. Pierce | 20 | Daughter | Press Oper. | Ohio |
| 18 | Janice V. Pierce | 12 | Daughter | Assembler | Ohio |
| 19 | Lucile E. Pierce | 10 | Daughter | — | Ohio |
| 20 | Mary M. Pierce | 12 | Daughter | — | Ohio |
| 21 | Elizabeth Pierce | 10 | Daughter | — | Ohio |
| 22 | John Pierce | 9 | Son | — | Ohio |
| 23 | Eileen Pierce | 6 | Daughter | — | Ohio |
| 24 | Rose A. Pierce | 5 | Daughter | — | Ohio |
| 25 | Richard Pierce | 2 | Son | — | Ohio |
| 26 | William Petersen | 58 | Head | Supt. | Scotland |
| 27 | Jessie J. Petersen | 56 | Wife | — | Mass. |
| 28 | Nathan W. Telin | 58 | Head | Inspector | Ohio |
| 29 | George Laughlin | 61 | Head | Shoemaker | Kentucky |
| 30 | Adeline Laughlin | 55 | Wife | — | Ohio |
| 31 | William H. Horst | 30 | Head | Confectioner | Ohio |
| 32 | Loretta M. Horst | 30 | Wife | — | Ohio |
| 33 | William J. Horst | 1 | Son | — | Ohio |
| 34 | Annie Muehling | 61 | Mother | — | Ohio |
| 35 | Justina Elker | 55 | Head | Cook | Ohio |
| 36 | Henry Kramer | 50 | Boarder | Paper Cutter | Ohio |
| 37 | — | None | — | — | — |
| 38 | — | None | — | — | — |
| 39 | — | None | — | — | — |
| 40 | — | None | — | — | — |
| 41 | — | None | — | — | — |
| 42 | — | None | — | — | — |
| 43 | — | None | — | — | — |
| 44 | — | None | — | — | — |
| 45 | — | None | — | — | — |
| 46 | — | None | — | — | — |
| 47 | — | None | — | — | — |
| 48 | — | None | — | — | — |
| 49 | — | None | — | — | — |
| 50 | — | None | — | — | — |
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)