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Bertha Martin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Lancaster, Pennsylvania
Our Model Tree links this Bertha Martin across the 1920 and 1930 US Censuses in Lancaster, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1919), then head of a 9-person household.
Age 11
b. ~1919
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lancaster, Pennsylvania |
| Surname | Martin |
| Given Name | Bertha S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Earl Township Part |
| Est. Birth Year | ~1919 |
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 Bertha | Age | Birth yr |
|---|---|---|---|---|
| Jonas Martin | Son | — | 4 | ~1926 |
| Bertha Martin | Daughter | — | 11 | ~1919 |
| Jonas Martin | Head | — | 34 | ~1896 |
| Walter Martin | Son | — | 7 | ~1923 |
| Emma Martin | Daughter | — | 6 | ~1924 |
| Vera Martin | Daughter | — | 1 | ~1929 |
| Emma Martin | Spouse | — | 33 | ~1897 |
| Edna Martin | Daughter | — | 9 | ~1921 |
| Leroy Martin | Son | — | 10 | ~1920 |
Census Appearances
1920
Lancaster, Pennsylvania
Daughter, age
Lancaster, Pennsylvania · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Bertha |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lancaster, Pennsylvania
Daughter, age 11
Lancaster, Pennsylvania · implied b. ~1919 — 9 household members
| Surname | Martin |
| Given Name | Bertha S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| 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 Bertha Martin across 2 US Census years (1920 and 1930) in Lancaster, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Bertha Martin
Daughter · 1930 · age 11 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Jonas Martin
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leroy Martin
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Martin
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Martin
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Martin
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Martin
Sibling · 1930 · age 1
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 — Lancaster, Pennsylvania
Open full size
1930 US Federal Census — Lancaster, Pennsylvania
Page Contents
47 people indexed on this census page (ia:1930:fifteenthcensus00reel2056:0413)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John K Maser | 33 | Head | Farmer | Pennsylvania |
| 52 | Emma H Maser | 36 | Wife | — | Pennsylvania |
| 53 | John K Jr Maser | 10 | Son | — | Pennsylvania |
| 54 | James H Maser | 10 | Son | — | Pennsylvania |
| 55 | Esther A Maser | 9 | Daughter | — | Pennsylvania |
| 56 | Jessie Maser | 3 | Daughter | — | Pennsylvania |
| 57 | Jessie Ann Maser | 1 | Daughter | — | Pennsylvania |
| 58 | Mary High | 31 | Servant | Servant | Pennsylvania |
| 59 | John Sherk | 23 | Hired man | Laborer | Pennsylvania |
| 60 | David S Zimmerman | 23 | Head | Farmer | Pennsylvania |
| 61 | Hettie M Zimmerman | 22 | Wife | — | Pennsylvania |
| 62 | Martin S Zimmerman | 1 | Son | — | Pennsylvania |
| 63 | Jonas Y Martin | 34 | Head | Farmer | Pennsylvania |
| 64 | Emma S Martin | 33 | Wife | — | Pennsylvania |
| 65 | Bertha S Martin THIS PERSON | 11 | Daughter | — | Pennsylvania |
| 66 | Leroy M Martin | 10 | Son | — | Pennsylvania |
| 67 | Edna M Martin | 9 | Daughter | — | Pennsylvania |
| 68 | Walter M Martin | 7 | Son | — | Pennsylvania |
| 69 | Emma M Martin | 6 | Daughter | — | Pennsylvania |
| 70 | Jonas M Martin | 4 | Son | — | Pennsylvania |
| 71 | Vera M Martin | 1 | Daughter | — | Pennsylvania |
| 72 | Isaac M Martin | 35 | Head | Farmer | Pennsylvania |
| 73 | Lydia M Martin | 30 | Wife | — | Pennsylvania |
| 74 | John S Martin | 9 | Son | — | Pennsylvania |
| 75 | Melvin S Martin | 8 | Son | — | Pennsylvania |
| 76 | Amos S Martin | 3 | Son | — | Pennsylvania |
| 77 | Isaac S Jr Martin | 1 | Son | — | Pennsylvania |
| 78 | Anna S Hoover | 14 | Servant | — | Pennsylvania |
| 79 | Joseph H Shirk | 71 | Father-in-law | — | Pennsylvania |
| 80 | John B Weaver | 42 | Head | Farmer | Pennsylvania |
| 81 | Lydia H Weaver | 38 | Wife | — | Pennsylvania |
| 82 | David H Weaver | 17 | Son | Laborer | Pennsylvania |
| 83 | John H Weaver | 14 | Son | — | Pennsylvania |
| 84 | Mary H Weaver | 12 | Daughter | — | Pennsylvania |
| 85 | Ruth H Weaver | 10 | Daughter | — | Pennsylvania |
| 86 | Annie H Weaver | 4 | Daughter | — | Pennsylvania |
| 87 | Amos Hurst | 34 | Head | Farmer | Pennsylvania |
| 88 | Annie G Hurst | 29 | Wife | — | Pennsylvania |
| 89 | Eva H Hurst | 9 | Daughter | — | Pennsylvania |
| 90 | Ivan H Hurst | 7 | Son | — | Pennsylvania |
| 91 | Lena H Hurst | 2 | Daughter | — | Pennsylvania |
| 92 | Hettie Buckwalter | 75 | Head | — | Pennsylvania |
| 93 | George B Ludwig | 28 | Head | Farmer | Pennsylvania |
| 94 | Ellen Ludwig | 25 | Wife | — | Pennsylvania |
| 95 | Jessie Ludwig | 5 | Daughter | — | Pennsylvania |
| 96 | George K Ludwig | 4 | Son | — | Pennsylvania |
| 97 | Melvin H Ludwig | 2 | Son | — | 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)