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Francis Martin — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Blair, Pennsylvania
Our Model Tree links this Francis Martin across the 1930 and 1940 US Censuses in Blair, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 8-person household.
Age 11
b. ~1919
Male
Son
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Blair, Pennsylvania |
| Surname | Martin |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Altoona City |
| Est. Birth Year | ~1919 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Francis | Age | Birth yr |
|---|---|---|---|---|
| Tony Martin | Son | — | 28 | ~1902 |
| Michael Martin | Head | — | 60 | ~1870 |
| Daniel Martin | Son | — | 23 | ~1907 |
| Harry Martin | Son | — | 13 | ~1917 |
| Theresa Martin | Spouse | — | 53 | ~1877 |
| Anna Martin | Daughter | — | 18 | ~1912 |
| David Martin | Son | — | 16 | ~1914 |
| Francis Martin | Son | — | 11 | ~1919 |
Census Appearances
1930
Blair, Pennsylvania
Son, age 11
Blair, Pennsylvania · implied b. ~1919 — 8 household members
| Surname | Martin |
| Given Name | Francis |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Blair-County, Pennsylvania
Son, age 21
Blair-County, Pennsylvania · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Frances |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Altoona |
| 1935 Residence (County) | Blair |
| Occupation | New Worker |
| Hours Worked | 15 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Francis Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Francis Martin
Son · 1930 · age 11 · b. ~1919 · Pennsylvania
★ You are viewing this record
Sibling
Anna Martin
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tony Martin
Sibling · 1930 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Daniel Martin
Sibling · 1930 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Martin
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Martin
Sibling · 1930 · age 16
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 — Blair, Pennsylvania
Open full size
1930 US Federal Census — Blair, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2004:0077)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William E. Perry | 37 | Head | Inspector | Pennsylvania |
| 2 | Rebecca L. Perry | 34 | Wife | — | Pennsylvania |
| 3 | Mary E. Perry | 13 | Daughter | — | Pennsylvania |
| 4 | Billy H. Perry | 10 | Son | — | Pennsylvania |
| 5 | Nina Perry | 1 | Daughter | — | Pennsylvania |
| 6 | Arthur J. Hubert | 24 | Head | Insurance Agt | Pennsylvania |
| 7 | Esther F. Hubert | 22 | Wife | — | Pennsylvania |
| 8 | Gerald W. Hubert | 3 | Son | — | Pennsylvania |
| 9 | Dean H. Hubert | 1 | Son | — | Pennsylvania |
| 10 | Sara L. Zimmery | 73 | Head | — | Pennsylvania |
| 11 | Alma I. Johnston | 41 | Head | Proprietress | Pennsylvania |
| 12 | Paul W. Walker | 35 | Head | Postman | Pennsylvania |
| 13 | Eleanor M. Walker | 37 | Wife | — | Pennsylvania |
| 14 | Patricia M. Walker | 3 | Daughter | — | Pennsylvania |
| 15 | Peter Goellman | 86 | Head | Retired | Pennsylvania |
| 16 | Jennie E. Goellman | 76 | Wife | — | Pennsylvania |
| 17 | William R. Harlin | 47 | Head | Conductor | Pennsylvania |
| 18 | Annie R. Harlin | 52 | Wife | — | Pennsylvania |
| 19 | Donald Vaughn | 18 | Boarder | Waiter | Pennsylvania |
| 20 | John S. Frider | 70 | Head | Retired | Pennsylvania |
| 21 | Effie P. Frider | 69 | Wife | — | Pennsylvania |
| 22 | Michael Martin | 60 | Head | Laborer | Italy |
| 23 | Theresa Martin | 53 | Wife | Laborer | Italy |
| 24 | Tony W. Martin | 28 | Son | — | Pennsylvania |
| 25 | Daniel W. Martin | 23 | Son | — | Pennsylvania |
| 26 | David Martin | 16 | Son | — | Pennsylvania |
| 27 | Anna M. Martin | 18 | Daughter | — | Pennsylvania |
| 28 | Harry Martin | 13 | Son | — | Pennsylvania |
| 29 | Francis Martin THIS PERSON | 11 | Son | — | Pennsylvania |
| 30 | Filomena Paroia | 42 | Head | — | Italy |
| 31 | Louis M. Paroia | 23 | Son | Car Shops | Pennsylvania |
| 32 | Mildred G. Paroia | 15 | Daughter | — | Pennsylvania |
| 33 | Theresa M. Paroia | 13 | Daughter | — | Pennsylvania |
| 34 | Antonette Paroia | 11 | Daughter | — | Pennsylvania |
| 35 | Emilio Gurnella | 33 | Head | Car Shops | Italy |
| 36 | Mary E. Gurnella | 21 | Wife | — | Italy |
| 37 | Jennie Gurnella | 2 | Daughter | — | Pennsylvania |
| 38 | Phillip J. Gurnella | 1 | Son | — | Pennsylvania |
| 39 | Donato W. Grieco | 47 | Head | Foundry | Italy |
| 40 | Lucy M. Grieco | 37 | Wife | — | Italy |
| 41 | Charles J. Grieco | 19 | Son | Truck Driver | Pennsylvania |
| 42 | Theresa Grieco | 18 | Daughter | — | Pennsylvania |
| 43 | Michael B. Grieco | 16 | Son | — | Pennsylvania |
| 44 | Anna M. Grieco | 13 | Daughter | — | Pennsylvania |
| 45 | Eleanor D. Grieco | 10 | Daughter | — | Pennsylvania |
| 46 | John Grieco | 8 | Son | — | Pennsylvania |
| 47 | Samuel Camerite | 37 | Head | Tank Shop | Italy |
| 48 | Vera Camerite | 31 | Wife | — | Poland |
| 49 | Genevieve Camerite | 14 | Daughter | — | Pennsylvania |
| 50 | Domenic Camerite | 13 | Son | — | Pennsylvania |
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)