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Harry Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Harry Martin across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Mary — first a son (b.~1907), then head of a 3-person household.
Age 23
b. ~1907
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Clerk |
| Industry | Steel Mill Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| Township / Ward | Blair Borough |
| Est. Birth Year | ~1907 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Mary Martin | Head | — | 52 | ~1878 |
| Harry Martin | Son | — | 23 | ~1907 |
| Theodore Martin | Son | — | 25 | ~1905 |
Census Appearances
1910
Allegheny, Pennsylvania
Other, age 6
Allegheny, Pennsylvania · implied b. ~1904 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Step-son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Other, age 14
Allegheny, Pennsylvania · implied b. ~1906 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry |
| 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
Allegheny, Pennsylvania
Son, age 23
Allegheny, Pennsylvania · implied b. ~1907 — 3 household members
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Steel Mill Office |
| 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 Harry Martin across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: mother Mary Martin (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Martin
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Martin
Son · 1930 · age 23 · b. ~1907 · Pennsylvania
★ You are viewing this record
Sibling
Theodore Martin
Sibling · 1930 · age 25
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 — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1963:0953)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Russell A B Morgan | 22 | Son | — | Pennsylvania |
| 52 | Preston W Atkinson | 34 | Head | Pipe Fitter | Pennsylvania |
| 53 | Grace M Atkinson | 36 | Wife-H | — | Pennsylvania |
| 54 | Jean C Atkinson | 4 | Daughter | — | Pennsylvania |
| 55 | Herbert G Foss | 34 | Head | Partner | Pennsylvania |
| 56 | Hilda A Foss | 22 | Wife-H | — | Pennsylvania |
| 57 | June L Foss | 7 | Daughter | — | Pennsylvania |
| 58 | Herbert G Jr Foss | 1 | Son | — | Pennsylvania |
| 59 | Irene Mcmichaels | 26 | Boarder | Secretary | Pennsylvania |
| 60 | Beulah Hays | 30 | Boarder | Teacher | Pennsylvania |
| 61 | Mary Martin | 52 | Head | — | Pennsylvania |
| 62 | Theodore Martin | 25 | Son | Book Binder | Pennsylvania |
| 63 | Harry Martin THIS PERSON | 23 | Son | Clerk | Pennsylvania |
| 64 | Charles J Martin | 24 | Head | Meter Reader | Pennsylvania |
| 65 | Emma Martin | 23 | Wife-H | — | Pennsylvania |
| 66 | Margaret L Martin | 1 | Daughter | — | Pennsylvania |
| 67 | Frederick W Maier | 31 | Head | Laborer | Pennsylvania |
| 68 | Anna B Maier | 31 | Wife-H | — | Pennsylvania |
| 69 | Thomas H Fix | 2 | Boarder | — | Pennsylvania |
| 70 | Henry R Stotz | 72 | Head | Proprietor | Pennsylvania |
| 71 | Florence H Stotz | 63 | Wife-H | — | Pennsylvania |
| 72 | Otto J Reuss | 60 | Head | Laborer | Germany |
| 73 | Josephine C Reuss | 52 | Wife-H | — | Pennsylvania |
| 74 | Mary C Reuss | 31 | Daughter | Factory Worker | Pennsylvania |
| 75 | Loretta M Reuss | 24 | Daughter | Factory Worker | Pennsylvania |
| 76 | Rosalia B Reuss | 15 | Daughter | — | Pennsylvania |
| 77 | Minnie Walker | 44 | Head | Proprietor | Pennsylvania |
| 78 | Charlotte Walker | 20 | Daughter | Stenographer | Pennsylvania |
| 79 | Robert Walker | 9 | Son | — | Pennsylvania |
| 80 | Edward M Atkinson | 29 | Head | Mechanical Helper | Pennsylvania |
| 81 | Thelma G Atkinson | 30 | Wife-H | — | Pennsylvania |
| 82 | George Hartung | 33 | Brother-in-law | Clerk | Pennsylvania |
| 83 | Clyde E Hartung | 25 | Brother-in-law | Clerk | Pennsylvania |
| 84 | Charles Skarcar | 49 | Head | Laborer | Pennsylvania |
| 85 | Mathilda Skarcar | 42 | Wife-H | — | Pennsylvania |
| 86 | Albert V Farkasig | 47 | Head | Pipe Fitter | Pennsylvania |
| 87 | Thomas Farkasig | 22 | Son | Clerk | Pennsylvania |
| 88 | George Farkasig | 20 | Son | Painter | Pennsylvania |
| 89 | Russell Farkasig | 11 | Son | — | Pennsylvania |
| 90 | Margaret Burkhard | 35 | Housekeeper | Housekeeper | Pennsylvania |
| 91 | Herbert Williams | 43 | Head | Commercial Traveler | Pennsylvania |
| 92 | Laura Williams | 43 | Wife-H | — | Pennsylvania |
| 93 | Alice Williams | 21 | Daughter | — | Pennsylvania |
| 94 | John Wenkert | 68 | Head | Laborer | Pennsylvania |
| 95 | Annie Wenkert | 65 | Wife-H | — | Pennsylvania |
| 96 | Eva Gahl | 72 | Head | — | Germany |
| 97 | Cecelia Gerdes | 32 | Daughter | — | Pennsylvania |
| 98 | Harry E Dopf | 45 | Head | Helper | Pennsylvania |
| 99 | Mathilda Dopf | 46 | Wife-H | — | Pennsylvania |
| 100 | Leonard Dopf | 19 | Son | Pattern Maker Helper | Pennsylvania |
Pedigree Summary
Harry + 1 sibling
Gen 1 · 1 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)