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Alfred Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cambria, Pennsylvania
Our Model Tree links this Alfred Martin across the 1910, 1920 and 1930 US Censuses in Cambria, Pennsylvania (XGBoost, ~Confirmed), with identified parents Alexander & Fred — first a head (b.~1907), then head of a 3-person household.
Age 23
b. ~1907
Male
Head
Born: Pennsylvania
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cambria, Pennsylvania |
| Surname | Martin |
| Given Name | Alfred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | agent |
| Industry | insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Agent |
| Township / Ward | Johnstown City |
| 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 Alfred | Age | Birth yr |
|---|---|---|---|---|
| Sylvia Martin | Other | — | 24 | ~1906 |
| Shirley Martin | Daughter | — | 1 | ~1929 |
| Alfred Martin | Head | — | 23 | ~1907 |
Census Appearances
1910
Cambria, Pennsylvania
Son, age 3
Cambria, Pennsylvania · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Cambria, Pennsylvania
Son, age 13
Cambria, Pennsylvania · implied b. ~1907 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Alfred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Cambria, Pennsylvania
Head, age 23
Cambria, Pennsylvania · implied b. ~1907 — 3 household members
| Surname | Martin |
| Given Name | Alfred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 21 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | agent |
| Industry | insurance |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| 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 Alfred Martin across 3 US Census years (1910, 1920 and 1930) in Cambria, Pennsylvania, using XGBoost record linkage. Identified parents: father Alexander Martin (~0.92 confidence) and father Fred Martin (~0.92 confidence) and mother Annie Martin (~0.92 confidence) and mother Jennie Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alexander Martin
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Fred Martin
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Annie Martin
b. ~1885
Source mother
● Household
· direct · ~0.92
Mother
Jennie Martin
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alfred Martin
Head · 1930 · age 23 · b. ~1907 · 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 — Cambria, Pennsylvania
Open full size
1930 US Federal Census — Cambria, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2013:0289)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary Guardino | 27 | wife-H | — | Pennsylvania |
| 52 | Emiliana Albrecht | 73 | Head-H | — | Germany-Wurttemberg |
| 53 | Jacob Albrecht | 46 | Son | Laborer | Pennsylvania |
| 54 | Arthur L. Kimmel | 44 | Head | Foreman | Pennsylvania |
| 55 | Victoria C. Kimmel | 42 | wife-H | — | Pennsylvania |
| 56 | Walter L. Nicholas | 46 | Head | Superintendent | West Virginia |
| 57 | Catherine Nicholas | 44 | wife-H | — | Pennsylvania |
| 58 | Anna M. Nicholas | 22 | daughter | Stenographer | Pennsylvania |
| 59 | Walter L. Jr. Nicholas | 21 | son | Electrician | Pennsylvania |
| 60 | Florence C. Nicholas | 19 | daughter | Stenographer | Pennsylvania |
| 61 | Mary J. Nicholas | 17 | daughter | — | Pennsylvania |
| 62 | James C. Nicholas | 10 | son | Laborer | Pennsylvania |
| 63 | Bernard Keeney | 24 | Head | Manager | Pennsylvania |
| 64 | Irene Keeney | 24 | wife-H | — | Maryland |
| 65 | James Keeney | 1 | son | — | Pennsylvania |
| 66 | Harold Strickland | 21 | Head | Salesman | Pennsylvania |
| 67 | Irene Strickland | 21 | wife-H | None | Pennsylvania |
| 68 | Harold Strickland | 1 | son | None | Pennsylvania |
| 69 | Bertha Rosser | 58 | mother in law | None | Pennsylvania |
| 70 | Frederick Williams | 27 | Head | Manager | Pennsylvania |
| 71 | Nellie Williams | 21 | wife-H | None | Pennsylvania |
| 72 | Frederick Jr. Williams | 0 | son | None | Pennsylvania |
| 73 | John N. Rapp | 44 | Head | Carpenter | Pennsylvania |
| 74 | Emma Rapp | 45 | wife-H | None | Pennsylvania |
| 75 | Emma F. Rapp | 17 | daughter | None | Pennsylvania |
| 76 | Milan Bruich | 40 | Head | Laborer | Czechoslovakia |
| 77 | Elizabeth Bruich | 56 | wife-H | None | Pennsylvania |
| 78 | Alfred Martin THIS PERSON | 23 | Head | Agent | Pennsylvania |
| 79 | Sylvia Martin | 24 | wife-H | None | Pennsylvania |
| 80 | Shirley J. Martin | 1 | daughter | None | Pennsylvania |
| 81 | Edith Burkhart | 45 | Head | None | Germany |
| 82 | Samuel W. Burkhart | 21 | son | Craneman | Pennsylvania |
| 83 | Alma P. Burkhart | 13 | daughter | None | Pennsylvania |
| 84 | Betty L. Burkhart | 10 | daughter | None | Pennsylvania |
| 85 | Rachel Rowser | 78 | mother | None | Germany |
| 86 | Frank Drusu | 26 | Head | Salesman | Pennsylvania |
| 87 | Mary Drusu | 22 | wife-H | None | Pennsylvania |
| 88 | Rosemary Drusu | 2 | daughter | None | Pennsylvania |
| 89 | Clara Buick | 18 | boarder | None | Pennsylvania |
| 90 | Ross Barefoot | 71 | Head | None | Pennsylvania |
| 91 | Della Barefoot | 65 | wife-H | None | Pennsylvania |
| 92 | Albert Miller | 28 | Head | Truck Driver | Pennsylvania |
| 93 | Martha Miller | 26 | wife-H | None | Pennsylvania |
| 94 | Robert N. Miller | 7 | son | None | Pennsylvania |
| 95 | Richard E. Miller | 6 | son | None | Pennsylvania |
| 96 | James S. Miller | 4 | son | None | Pennsylvania |
| 97 | Ralph W. Miller | 2 | son | None | Pennsylvania |
| 98 | Harry B. Miller | 0 | son | None | Pennsylvania |
| 99 | Samuel Miller | 72 | father | None | Pennsylvania |
| 100 | Margaret S. Ressler | 25 | boarder | Stenographer | Pennsylvania |
Pedigree Summary
Alfred
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)