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Harry Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · York, Pennsylvania
Our Model Tree links this Harry Martin across the 1910, 1920 and 1930 US Censuses in York, Pennsylvania (XGBoost, ~Confirmed), with identified parents John & Lucy — first a head (b.~1889), then head of a 5-person household.
Age 41
b. ~1889
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | York, Pennsylvania |
| Surname | Martin |
| Given Name | Harry S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | O |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | O |
| Radio Set | 1200 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Farmer |
| Township / Ward | Jackson Township |
| Est. Birth Year | ~1889 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Mary Martin | Daughter | — | 3 | ~1927 |
| Harry Martin | Head | — | 41 | ~1889 |
| John Martin | Son | — | 14 | ~1916 |
| Harry Martin | Son | — | 11 | ~1919 |
| Annie Martin | Spouse | — | 40 | ~1890 |
Census Appearances
1910
York, Pennsylvania
Son, age 21
York, Pennsylvania · implied b. ~1889 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farm Laborer |
| Industry | Home farm |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
York, Pennsylvania
Head, age 31
York, Pennsylvania · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
York, Pennsylvania
Head, age 41
York, Pennsylvania · implied b. ~1889 — 5 household members
| Surname | Martin |
| Given Name | Harry S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | O |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Home Value / Rent | O |
| Radio Set | 1200 |
| 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 Harry Martin across 3 US Census years (1910, 1920 and 1930) in York, Pennsylvania, using XGBoost record linkage. Identified parents: father John Martin (~0.92 confidence) and mother Lucy Martin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Martin
b. ~1851
Source father
● Household
· direct · ~0.92
Mother
Lucy Martin
b. ~1852
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Martin
Head · 1930 · age 41 · b. ~1889 · Pennsylvania
★ You are viewing this record
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:0435)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ethel R. Kern | 17 | Daughter | None | Pennsylvania |
| 2 | Henry S. Kern | 13 | Son | None | Pennsylvania |
| 3 | Richard E. Kern | 11 | Son | None | Pennsylvania |
| 4 | Helen E. Kern | 9 | Daughter | None | Pennsylvania |
| 5 | Jonas C. Kern | 7 | Son | None | Pennsylvania |
| 6 | Edwin W. Kern | 5 | Son | None | Pennsylvania |
| 7 | Anna M. Kern | 3 | Daughter | None | Pennsylvania |
| 8 | Raymond E. Myers | 38 | Head | Farmer | Pennsylvania |
| 9 | Annie C. Myers | 33 | Wife | None | Pennsylvania |
| 10 | Elmer A. Myers | 16 | Son | None | Pennsylvania |
| 11 | Beatrice A. Myers | 14 | Daughter | None | Pennsylvania |
| 12 | Gordon F. Myers | 13 | Son | None | Pennsylvania |
| 13 | Bernice V. Myers | 12 | Daughter | None | Pennsylvania |
| 14 | John B. Myers | 9 | Son | None | Pennsylvania |
| 15 | Effie R. Myers | 8 | Daughter | None | Pennsylvania |
| 16 | Clair M. Myers | 5 | Son | None | Pennsylvania |
| 17 | Sarah C. Myers | 2 | Daughter | None | Pennsylvania |
| 18 | Charles F. Billhart | 54 | Head | Farmer | Pennsylvania |
| 19 | Amanda B. Billhart | 52 | Wife | None | Pennsylvania |
| 20 | Harvey D. Ulland | 43 | Head | Farmer | Pennsylvania |
| 21 | Beulah I. Ulland | 39 | Wife | None | Pennsylvania |
| 22 | Paul E. Ulland | 3 | Son | None | Pennsylvania |
| 23 | David A. Gross | 62 | Head | Farmer | Pennsylvania |
| 24 | Cecilia C. Gross | 62 | Wife | None | Pennsylvania |
| 25 | Elmer A. Gross | 17 | Son | None | Pennsylvania |
| 26 | Beatrice G. Gross | 10 | Daughter | None | Pennsylvania |
| 27 | Mary P. Gross | 8 | Daughter | None | Pennsylvania |
| 28 | Grace C. Gross | 5 | Daughter | None | Pennsylvania |
| 29 | Edna R. Gross | 0 | Daughter | None | Pennsylvania |
| 30 | William Gerhart | 47 | Head | Laborer | Maryland |
| 31 | Virgie M. Gerhart | 47 | Wife | None | Maryland |
| 32 | Anna M. Gerhart | 14 | Daughter | None | Pennsylvania |
| 33 | Edward J. Gerhart | 13 | Son | None | Pennsylvania |
| 34 | Catherine M. Gerhart | 11 | Daughter | None | Pennsylvania |
| 35 | George W. Gerhart | 8 | Son | None | Pennsylvania |
| 36 | Mason B. Gerhart | 6 | Son | None | Pennsylvania |
| 37 | Mary E. Gerhart | 4 | Daughter | None | Pennsylvania |
| 38 | Charlotte I. Gerhart | 1 | Daughter | None | Pennsylvania |
| 39 | George E. Ahrens | 34 | Head | Farmer | Pennsylvania |
| 40 | Ida M. Ahrens | 33 | Wife | None | Pennsylvania |
| 41 | Charles E. Ahrens | 13 | Son | None | Pennsylvania |
| 42 | Fairy E. Ahrens | 10 | Daughter | None | Pennsylvania |
| 43 | Harry C. Ahrens | 5 | Son | None | Pennsylvania |
| 44 | Charlotte M. Ahrens | 3 | Daughter | None | Pennsylvania |
| 45 | Harry S. Martin THIS PERSON | 41 | Head | Farmer | Pennsylvania |
| 46 | Annie M. Martin | 40 | Wife | None | Pennsylvania |
| 47 | John W. Martin | 14 | Son | None | Pennsylvania |
| 48 | Harry A. Martin | 11 | Son | None | Pennsylvania |
| 49 | Mary C. Martin | 3 | Daughter | None | Pennsylvania |
| 50 | John A. Zeigler | 34 | Head | Farmer | Pennsylvania |
Pedigree Summary
Harry
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)