MS
Mary Shaffer — 1930 US Census Record
Linked across censuses1930 United States Federal Census · York, Pennsylvania
Our Model Tree links this Mary Shaffer across the 1930 and 1940 US Censuses in York, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1916), then head of a 9-person household.
Age 14
b. ~1916
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | York, Pennsylvania |
| Surname | Shaffer |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Shirt Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Loganville Borough |
| 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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Blanche Shaffer | Daughter | — | 6 | ~1924 |
| Celia Shaffer | Daughter | — | 17 | ~1913 |
| Pearl Shaffer | Daughter | — | 2 | ~1928 |
| Clarence Shaffer | Head | — | 43 | ~1887 |
| Annie Shaffer | Spouse | — | 35 | ~1895 |
| Harry Shaffer | Son | — | 5 | ~1925 |
| Marguerita Shaffer | Daughter | — | 12 | ~1918 |
| Mary Shaffer | Daughter | — | 14 | ~1916 |
| Leona Shaffer | Daughter | — | 15 | ~1915 |
Census Appearances
1930
York, Pennsylvania
Daughter, age 14
York, Pennsylvania · implied b. ~1916 — 9 household members
| Surname | Shaffer |
| Given Name | Mary L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Shirt Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
York-County, Pennsylvania
Spouse, age 25
York-County, Pennsylvania · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Shafer |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Hanover borough |
| 1935 Residence (County) | York |
| Highest Grade | No H-4 |
| 1935 Residence | Same place |
| 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 Shaffer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Shaffer
Daughter · 1930 · age 14 · b. ~1916 · Pennsylvania
★ You are viewing this record
Sibling
Celia Shaffer
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Blanche Shaffer
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Shaffer
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Shaffer
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marguerita Shaffer
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leona Shaffer
Sibling · 1930 · age 15
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 — York, Pennsylvania
Open full size
1930 US Federal Census — York, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2165rs:0480)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Clarence L Shaffer | 43 | Head | Laborer | Pennsylvania |
| 52 | Annie E Shaffer | 35 | Wife | — | Pennsylvania |
| 53 | Celia M Shaffer | 17 | Daughter | Laborer | Pennsylvania |
| 54 | Leona P Shaffer | 15 | Daughter | Laborer | Pennsylvania |
| 55 | Mary L Shaffer THIS PERSON | 14 | Daughter | Laborer | Pennsylvania |
| 56 | Marguerita E Shaffer | 12 | Daughter | — | Pennsylvania |
| 57 | Blanche L Shaffer | 6 | Daughter | — | Pennsylvania |
| 58 | Harry C Shaffer | 5 | Son | — | Pennsylvania |
| 59 | Pearl E Shaffer | 2 | Daughter | — | Pennsylvania |
| 60 | Jacob F Goodling | 62 | Head | — | Pennsylvania |
| 61 | Ella O Goodling | 57 | Wife | — | Pennsylvania |
| 62 | William H Smith | 49 | Head | Painter | Pennsylvania |
| 63 | Sarah A Smith | 48 | Wife | — | Pennsylvania |
| 64 | Preston L Smith | 25 | Son | Machinist | Pennsylvania |
| 65 | Isaac Smith | 84 | Father | — | Pennsylvania |
| 66 | Steward D Trout | 24 | Head | Cigar Maker | Pennsylvania |
| 67 | Cida R Trout | 22 | Wife | — | Pennsylvania |
| 68 | Jean L Trout | 4 | Daughter | — | Pennsylvania |
| 69 | Ralph C Trout | 3 | Son | — | Pennsylvania |
| 70 | Flo R Trout | 1 | Daughter | — | Pennsylvania |
| 71 | Dorothy J Trout | 0 | Daughter | — | Pennsylvania |
| 72 | Elias G Hengst | 78 | Head | — | Pennsylvania |
| 73 | Ellen K Hengst | 72 | Wife | — | Pennsylvania |
| 74 | Charles J Lowe | 59 | Head | Cigar Maker | Pennsylvania |
| 75 | Annie M Lowe | 59 | Wife | — | Pennsylvania |
| 76 | Lottie S Lowe | 47 | Sister-in-law | Cigar Maker | Pennsylvania |
| 77 | Benton K Shaffer | 61 | Head | Cigar Maker | Pennsylvania |
| 78 | Amanda A Shaffer | 56 | Wife | Cigar Maker | Pennsylvania |
| 79 | Mary E Shaffer | 27 | Daughter | Laborer | Pennsylvania |
| 80 | Rebecca C Snyder | 66 | Head | — | Pennsylvania |
| 81 | Ida M Glatfelter | 40 | Head | — | Pennsylvania |
| 82 | George H Bessick | 47 | Head | Machinist | Pennsylvania |
| 83 | Lillie S Bessick | 40 | Wife | — | Pennsylvania |
| 84 | William H Roose | 20 | Head | Machinist | Pennsylvania |
| 85 | Florence A Roose | 19 | Wife | — | Pennsylvania |
| 86 | Neal W Roose | 0 | Son | — | Pennsylvania |
| 87 | Roy C Lerew | 29 | Head | Laborer | Pennsylvania |
| 88 | Naomi R Lerew | 21 | Wife | Laborer | Pennsylvania |
| 89 | David B Goodling | 70 | Head | — | Pennsylvania |
| 90 | Emma Goodling | 68 | Wife | — | Pennsylvania |
| 91 | Bessie M Glatfelter | 52 | Head | Cigar Maker | Pennsylvania |
| 92 | Enos S Leader | 42 | Head | Laborer | Pennsylvania |
| 93 | Minnie L Leader | 38 | Wife | Cigar Maker | Pennsylvania |
| 94 | Charles J Leader | 18 | Son | Laborer | Pennsylvania |
| 95 | Elwood E Leader | 16 | Son | Cigar Maker | Pennsylvania |
| 96 | Lester L Leader | 12 | Son | — | Pennsylvania |
| 97 | Annie M Miller | 53 | Head | Cigar Maker | Pennsylvania |
| 98 | William H Goodling | 65 | Head | Laborer | Pennsylvania |
| 99 | Rebecca Goodling | 71 | Wife | — | Pennsylvania |
| 100 | James Goodling | 64 | Head | Laborer | 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)