MH
Mary Hammond — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Franklin, Pennsylvania
Our Model Tree links this Mary Hammond across the 1920 and 1930 US Censuses in Franklin, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1915), then head of a 11-person household.
Age 15
b. ~1915
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Franklin, Pennsylvania |
| Surname | Hammond |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Metal Township |
| Est. Birth Year | ~1915 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Hammond | Daughter | — | 15 | ~1915 |
| Margaret Hammond | Daughter | — | 11 | ~1919 |
| Erma Hammond | Daughter | — | 9 | ~1921 |
| John Hammond | Head | — | 39 | ~1891 |
| Lula Hammond | Other | — | 32 | ~1898 |
| Merle Hammond | Son | — | 7 | ~1923 |
| Fred Hammond | Son | — | 13 | ~1917 |
| Willie Hammond | Son | — | 5 | ~1925 |
| Harry Hammond | Son | — | 12 | ~1918 |
| Charles Hammond | Son | — | 3 | ~1927 |
| Albert Hammond | Son | — | 1 | ~1929 |
Census Appearances
1920
Franklin, Pennsylvania
Daughter, age 4
Franklin, Pennsylvania · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Franklin, Pennsylvania
Daughter, age 15
Franklin, Pennsylvania · implied b. ~1915 — 11 household members
| Surname | Hammond |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Hammond across 2 US Census years (1920 and 1930) in Franklin, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Hammond
Daughter · 1930 · age 15 · b. ~1915 · Pennsylvania
★ You are viewing this record
Sibling
Erma Hammond
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Hammond
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Hammond
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Hammond
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Hammond
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Merle Hammond
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Hammond
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willie Hammond
Sibling · 1930 · age 5
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 — Franklin, Pennsylvania
Open full size
1930 US Federal Census — Franklin, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2043:0020)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Susanna Graffs | 73 | Head | None | Pennsylvania |
| 52 | Neil Elsie Graffs | 42 | Daughter | None | Pennsylvania |
| 53 | Lester W. Graffs | 15 | Gr Son | None | Pennsylvania |
| 54 | Hazel M. Graffs | 13 | Gr Daughter | None | Pennsylvania |
| 55 | George P. Graffs | 7 | Gr Son | None | Pennsylvania |
| 56 | Geraldine G. Graffs | 4 | Gr Daughter | None | Pennsylvania |
| 57 | John Hammond | 39 | Head | Laborer | Pennsylvania |
| 58 | Lula B. Hammond | 32 | Wife-H | None | Pennsylvania |
| 59 | Mary E. Hammond THIS PERSON | 15 | Daughter | None | Pennsylvania |
| 60 | Fred S. Hammond | 13 | Son | None | Pennsylvania |
| 61 | Harry G. Hammond | 12 | Son | None | Pennsylvania |
| 62 | Margaret E. Hammond | 11 | Daughter | None | Pennsylvania |
| 63 | Erma G. Hammond | 9 | Daughter | None | Pennsylvania |
| 64 | Merle L. Hammond | 7 | Son | None | Pennsylvania |
| 65 | Willie R. Hammond | 5 | Son | None | Pennsylvania |
| 66 | Charles L. Hammond | 3 | Son | None | Pennsylvania |
| 67 | Albert M. Hammond | 1 | Son | None | Pennsylvania |
| 68 | John W. Graffs | 33 | Head | Merchant | Pennsylvania |
| 69 | Glenna A. Graffs | 23 | Wife-H | None | Pennsylvania |
| 70 | Norman S. Graffs | 8 | Son | None | Pennsylvania |
| 71 | Cora M. Graffs | 6 | Daughter | None | Pennsylvania |
| 72 | John A. Graffs | 5 | Son | None | Pennsylvania |
| 73 | Alice K. Graffs | 4 | Daughter | None | Pennsylvania |
| 74 | Robert R. Graffs | 2 | Son | None | Pennsylvania |
| 75 | Louise L. Graffs | 1 | Daughter | None | Pennsylvania |
| 76 | Simon B. Smith | 58 | Head | Laborer | Pennsylvania |
| 77 | Elizabeth Smith | 54 | Wife-H | None | Pennsylvania |
| 78 | John Smith | 18 | Son | None | Pennsylvania |
| 79 | Charles B. Smith | 15 | Son | None | Pennsylvania |
| 80 | Mabel G. Smith | 9 | Daughter | None | Pennsylvania |
| 81 | David H. Parks | 78 | Boarder | None | Pennsylvania |
| 82 | John Muterabaugh | 70 | Head | None | Pennsylvania |
| 83 | Ida Muterabaugh | 32 | Wife-H | Laborer | Pennsylvania |
| 84 | Alice Muterabaugh | 30 | Daughter | None | Pennsylvania |
| 85 | Alvie Muterabaugh | 8 | Son | None | Pennsylvania |
| 86 | Harry Muterabaugh | 5 | Son | None | Pennsylvania |
| 87 | Lydia Muterabaugh | 3 | Daughter | None | Pennsylvania |
| 88 | John Muterabaugh | 1 | Son | None | Pennsylvania |
| 89 | Frank Hockenberry | 52 | Head | Farmer | Pennsylvania |
| 90 | Meladie Hockenberry | 50 | Wife-H | None | Pennsylvania |
| 91 | Cara Hockenberry | 16 | Daughter | None | Pennsylvania |
| 92 | Ira Hockenberry | 15 | Son | None | Pennsylvania |
| 93 | Preston Hockenberry | 13 | Son | None | Pennsylvania |
| 94 | Mack Hockenberry | 11 | Son | None | Pennsylvania |
| 95 | Bruell Hockenberry | 4 | Son | None | Pennsylvania |
| 96 | Mary E. Smith | 45 | Head | Post Mistress | Pennsylvania |
| 97 | Evelyn R. Smith | 16 | Daughter | None | Pennsylvania |
| 98 | Raymond P. Smith | 14 | Son | None | Pennsylvania |
| 99 | Warren O. Smith | 12 | Son | None | Pennsylvania |
| 100 | Lester B. Smith | 10 | Son | None | Pennsylvania |
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)