HM
Howard Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Lawrence, Pennsylvania
Our Model Tree links this Howard Martin across the 1910, 1920 and 1930 US Censuses in Lawrence, Pennsylvania (XGBoost, ~Confirmed), with identified parents A & Allison — first a son (b.~1906), then head of a 9-person household.
Age 24
b. ~1906
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Lawrence, Pennsylvania |
| Surname | Martin |
| Given Name | Howard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | New Castle City |
| Est. Birth Year | ~1906 |
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 Howard | Age | Birth yr |
|---|---|---|---|---|
| Perry Martin | Son | — | 15 | ~1915 |
| Thomas Martin | Son | — | 4 | ~1926 |
| Gladys Martin | Daughter | — | 7 | ~1923 |
| Mary Martin | Daughter | — | 9 | ~1921 |
| Jessie Martin | Spouse | — | 48 | ~1882 |
| Edgar Martin | Son | — | 22 | ~1908 |
| Pearl Martin | Daughter | — | 11 | ~1919 |
| Allison Martin | Head | — | 51 | ~1879 |
| Howard Martin | Son | — | 24 | ~1906 |
Census Appearances
1910
Lawrence, Pennsylvania
Son, age 4
Lawrence, Pennsylvania · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Howard |
| Relationship to Head | Son |
| Sex | M |
| 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 |
1920
Lawrence, Pennsylvania
Son, age 14
Lawrence, Pennsylvania · implied b. ~1906 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Howard |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lawrence, Pennsylvania
Son, age 24
Lawrence, Pennsylvania · implied b. ~1906 — 9 household members
| Surname | Martin |
| Given Name | Howard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Laborer |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| 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 Howard Martin across 3 US Census years (1910, 1920 and 1930) in Lawrence, Pennsylvania, using XGBoost record linkage. Identified parents: father A Martin (~0.92 confidence) and father Allison Martin (~0.92 confidence) and mother Jessie Martin (~0.92 confidence) and mother Jessie Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
A Martin
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Allison Martin
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Jessie Martin
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Jessie Martin
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Howard Martin
Son · 1930 · age 24 · b. ~1906 · Pennsylvania
★ You are viewing this record
Sibling
Gladys Martin
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Perry Martin
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edgar Martin
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Martin
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pearl Martin
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Martin
Sibling · 1930 · age 4
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 — Lawrence, Pennsylvania
Open full size
1930 US Federal Census — Lawrence, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2061:0218)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Isaac Jr. George | 2 | — | — | Pennsylvania |
| 2 | Hazel George | 1 | — | — | Pennsylvania |
| 3 | Allison Martin | 51 | Head | Deliveryman | Pennsylvania |
| 4 | Jessie Martin | 48 | Wife | — | Pennsylvania |
| 5 | Howard Martin THIS PERSON | 24 | Son | Laborer | Pennsylvania |
| 6 | Edgar Martin | 22 | Son | Dambler | Pennsylvania |
| 7 | Perry Martin | 15 | Son | — | Pennsylvania |
| 8 | Pearl Martin | 11 | Daughter | — | Pennsylvania |
| 9 | Mary Martin | 9 | Daughter | — | Pennsylvania |
| 10 | Gladys Martin | 7 | Daughter | — | Pennsylvania |
| 11 | Thomas Martin | 4 | Son | — | Pennsylvania |
| 12 | Charles Mcclaman | 40 | Head | Laborer | Pennsylvania |
| 13 | Lara Mcclaman | 24 | Wife | — | Pennsylvania |
| 14 | Lara Mcclaman | 7 | Daughter | — | Pennsylvania |
| 15 | Mary Mcclaman | 5 | Daughter | — | Pennsylvania |
| 16 | Doris Mcclaman | 3 | Daughter | — | Pennsylvania |
| 17 | Maudie Palmer | 25 | Sister-in-law | — | Pennsylvania |
| 18 | James Olive | 33 | Head | Laborer | Pennsylvania |
| 19 | Lara Olive | 27 | Wife | — | Pennsylvania |
| 20 | Charles Hiler | 55 | Head | Laborer | Pennsylvania |
| 21 | Sarah Hiler | 51 | Wife | — | Pennsylvania |
| 22 | Julia Stitt | 25 | Daughter | — | Pennsylvania |
| 23 | Harry Horney | 40 | Head | Laborer | Russia |
| 24 | Mary Horney | 40 | Wife | — | Russia |
| 25 | Alexander Horney | 16 | Son | Gardener | New York |
| 26 | Harry Jr. Horney | 14 | Son | — | New York |
| 27 | Peter Horney | 12 | Son | — | Pennsylvania |
| 28 | Walter Horney | 10 | Son | — | Pennsylvania |
| 29 | Hannah Horney | 8 | Daughter | — | Pennsylvania |
| 30 | Nick Horney | 6 | Son | — | Pennsylvania |
| 31 | Stella Horney | 3 | Daughter | — | Pennsylvania |
| 32 | Harry White | 30 | Head | Laborer | Pennsylvania |
| 33 | Mary White | 25 | Wife | — | Pennsylvania |
| 34 | James White | 6 | Son | — | Pennsylvania |
| 35 | Margaret White | 2 | Daughter | — | Pennsylvania |
| 36 | William White | 0 | Son | — | Pennsylvania |
| 37 | Carl Gardner | 37 | Head | — | Pennsylvania |
| 38 | Julia Gardner | 30 | Wife | — | Pennsylvania |
| 39 | Victor Gardner | 1 | Son | — | Pennsylvania |
| 40 | I. J. Mcclelland | 69 | Head | Laborer | Pennsylvania |
| 41 | Katherine Heckathorn | 86 | Mother | — | Pennsylvania |
| 42 | Charles Grannis | 53 | Head | Laborer | Pennsylvania |
| 43 | Susanna Grannis | 42 | Wife | — | Pennsylvania |
| 44 | Lawrence Grannis | 11 | Son | — | Pennsylvania |
| 45 | Irene Grannis | 2 | Daughter | — | Pennsylvania |
| 46 | Lewis Mocera | 37 | Head | Laborer | Italy |
| 47 | Virginia Mocera | 24 | Wife | — | New Jersey |
| 48 | Julius Mocera | 10 | Son | — | Pennsylvania |
| 49 | Mary Mocera | 4 | Daughter | — | Pennsylvania |
| 50 | Anthony Mocera | 2 | Son | — | Pennsylvania |
Pedigree Summary
Howard + 6 siblings
Gen 1 · 4 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)