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Harry Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Camden, New Jersey
Our Model Tree links this Harry Martin across the 1910, 1920 and 1930 US Censuses in Camden, New Jersey (XGBoost, ~Confirmed), with identified parents Frederick & Fred — first a son (b.~1908), then head of a 4-person household.
Age 22
b. ~1908
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Camden, New Jersey |
| Surname | Martin |
| Given Name | Harry F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | Repairman |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Repairman |
| Township / Ward | Camden City |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Ruth Martin | Daughter | — | 20 | ~1910 |
| Frederick Martin | Head | — | 50 | ~1880 |
| Olive Martin | Other | — | 43 | ~1887 |
| Harry Martin | Son | — | 22 | ~1908 |
Census Appearances
1910
Camden, New …
Spouse, age 2
Camden, New Jersey · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Husband |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Delaware |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1920
Camden, New …
Son, age 12
Camden, New Jersey · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Camden, New …
Son, age 22
Camden, New Jersey · implied b. ~1908 — 4 household members
| Surname | Martin |
| Given Name | Harry F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New Jersey |
| Occupation | Repairman |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Camden, New Jersey, using XGBoost record linkage. Identified parents: father Frederick Martin (~0.92 confidence) and father Fred Martin (~0.92 confidence) and mother Olive Martin (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frederick Martin
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Fred Martin
b. ~1883
Source father
● Household
· direct · ~0.92
Mother
Olive Martin
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Martin
Son · 1930 · age 22 · b. ~1908 · New Jersey
★ You are viewing this record
Sibling
Ruth Martin
Sibling · 1930 · age 20
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 — Camden, New Jersey
Open full size
1930 US Federal Census — Camden, New Jersey
Page Contents
37 people indexed on this census page (ia:1930:newjerseycensus00reel1321:1015)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Benjamin Kuntz | 37 | Head | Salesman | Russia |
| 2 | Bessie Kuntz | 36 | Wife-H | — | Russia |
| 3 | Harry Kuntz | 13 | Son | — | New Jersey |
| 4 | May Kuntz | 11 | Daughter | — | New Jersey |
| 5 | Vacant House | None | — | — | — |
| 6 | Frederick W Martin | 50 | Head | Steel Worker | Pennsylvania |
| 7 | Olive Martin | 43 | Wife-H | — | New Jersey |
| 8 | Harry F Martin THIS PERSON | 22 | Son | Repairman | New Jersey |
| 9 | Ruth M Martin | 20 | Daughter | Operator | Pennsylvania |
| 10 | Herman J Binder | 28 | Head | Salesman | Russia |
| 11 | Betty Binder | 23 | Wife-H | — | New Jersey |
| 12 | Rose Binder | 65 | Mother | — | Russia |
| 13 | Walter Binder | 27 | Head | Manager | New Jersey |
| 14 | Hannah Binder | 24 | Sister | — | New Jersey |
| 15 | Charles L Pile | 59 | Head | Printer | Pennsylvania |
| 16 | Gertrude M Pile | 52 | Wife-H | — | New Jersey |
| 17 | Charles L Pile | 20 | Son | Printer | New Jersey |
| 18 | Mary K Pile | 17 | Daughter | Typist | New Jersey |
| 19 | Henry Heller | 66 | Head | Janitor | Pennsylvania |
| 20 | Emma Heller | 62 | Wife-H | — | Pennsylvania |
| 21 | Harry Heller | 30 | Son | Bookkeeper | New Jersey |
| 22 | Samuel Mishonitz | 31 | Head | Salesman | Russia |
| 23 | Elizabeth Mishonitz | 26 | Wife-H | Stenographer | Russia |
| 24 | Helen Shesh | 45 | Head-H | School Teacher | New Jersey |
| 25 | Mildred Fernan | 38 | Head-H | Operator | Pennsylvania |
| 26 | James P Dolan | 31 | Head | — | Pennsylvania |
| 27 | Beatrice S Dolan | 21 | Wife-H | Under Clerk | New Jersey |
| 28 | Jacob R Bathing | 34 | Head | Meter Reader | Pennsylvania |
| 29 | Lucy G Bathing | 28 | Wife-H | Accountant | Pennsylvania |
| 30 | George Gaston | 41 | Head | Mechanic | New Jersey |
| 31 | Mary Gaston | 38 | Wife-H | Clerk | New Jersey |
| 32 | Henry W Mcknight | 39 | Head | Machinist | Irish Free State |
| 33 | Lilah Mcknight | 28 | Sister-H | — | Irish Free State |
| 34 | John S Campbell | 29 | Head | Chauffeur | Maryland |
| 35 | Katherine Campbell | 29 | Wife-H | — | Mississippi |
| 36 | John Campbell | 8 | Son | — | New Jersey |
| 37 | Wallace Campbell | 4 | Son | — | New York |
Pedigree Summary
Harry + 1 sibling
Gen 1 · 3 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)