MS
Mary Sparks — 1930 US Census Record
Model Tree available1930 United States Federal Census · Cambria, Pennsylvania
Our Model Tree links this Mary Sparks across the 1910, 1920 and 1930 US Censuses in Cambria, Pennsylvania (XGBoost, ~Confirmed), with identified parents Hugh & Agnes — first a daughter (b.~1907), then head of a 4-person household.
Age 23
b. ~1907
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Cambria, Pennsylvania |
| Surname | Sparks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Portage 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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gilda Sparks | Daughter | — | 16 | ~1914 |
| Hugh Sparks | Head | — | 58 | ~1872 |
| Mary Sparks | Daughter | — | 23 | ~1907 |
| Agnes Sparks | Other | — | 47 | ~1883 |
Census Appearances
1910
Cambria, Pennsylvania
Daughter, age 3
Cambria, Pennsylvania · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | Mary J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Cambria, Pennsylvania
Daughter, age 12
Cambria, Pennsylvania · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sparks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| 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
Daughter, age 23
Cambria, Pennsylvania · implied b. ~1907 — 4 household members
| Surname | Sparks |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| 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 Mary Sparks across 3 US Census years (1910, 1920 and 1930) in Cambria, Pennsylvania, using XGBoost record linkage. Identified parents: father Hugh Sparks (~0.92 confidence) and mother Agnes Sparks (~0.92 confidence) and mother Agnes Sparks (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hugh Sparks
b. ~1872
Source father
● Household
· direct · ~0.92
Mother
Agnes Sparks
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Agnes Sparks
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Sparks
Daughter · 1930 · age 23 · b. ~1907 · Pennsylvania
★ You are viewing this record
Sibling
Gilda Sparks
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 — Cambria, Pennsylvania
Open full size
1930 US Federal Census — Cambria, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2013:0562)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mary Back | 20 | Daughter | Laborer | Canada |
| 2 | Goldie Back | 17 | Daughter | — | Canada |
| 3 | Anna Back | 14 | Daughter | — | Canada |
| 4 | Irene Back | 13 | Daughter | — | Pennsylvania |
| 5 | William Price | 78 | Head | Retired-Old Age | Wisconsin |
| 6 | Margaret Price | 74 | Wife-H | — | Pennsylvania |
| 7 | Benjamin Price | 48 | Son | Miner | Pennsylvania |
| 8 | Henry Antol | 47 | Head | Car Shifter | Czechoslovakia |
| 9 | Katie Antol | 38 | Wife-H | — | Pennsylvania |
| 10 | Ramsey Theodore Antol | 17 | Step son | — | Pennsylvania |
| 11 | Ramsey Harold Antol | 13 | Step son | — | Pennsylvania |
| 12 | Bertha Winick | 41 | Head | — | Pennsylvania |
| 13 | Albert Winick | 13 | Son | — | Pennsylvania |
| 14 | Bertha Winick | 11 | Daughter | — | Pennsylvania |
| 15 | Kathleen Winick | 9 | Daughter | — | Pennsylvania |
| 16 | Austin Winick | 7 | Son | — | Pennsylvania |
| 17 | August Rejohar | 56 | Head | Janitor | Pennsylvania |
| 18 | Elizabeth Rejohar | 49 | Wife-H | — | Pennsylvania |
| 19 | Frank Reuse | 32 | Head | Miner | Pennsylvania |
| 20 | Anna Reuse | 29 | Wife-H | — | Pennsylvania |
| 21 | Franklin Reuse | 2 | Son | — | Pennsylvania |
| 22 | Marian Reuse | 1 | Daughter | — | Pennsylvania |
| 23 | A. H. Nelson | 73 | Head | Retired-Old Age | Pennsylvania |
| 24 | Priscilla Nelson | 73 | Wife-H | — | Pennsylvania |
| 25 | Weaver Lela Nelson | 42 | Daughter | — | Pennsylvania |
| 26 | Samantha Aver | 75 | Head | — | Pennsylvania |
| 27 | Ruth Tritchof | 11 | Boarder | — | Pennsylvania |
| 28 | Charles Mcmonigal | 41 | Head | Bookkeeper | Pennsylvania |
| 29 | Martha Mcmonigal | 40 | Wife-H | Coal Dumper | Ohio |
| 30 | Glenn Mcmonigal | 18 | Son | — | Pennsylvania |
| 31 | Joseph Mcmonigal | 14 | Son | — | Pennsylvania |
| 32 | Fred Mcmonigal | 12 | Son | — | Pennsylvania |
| 33 | Gwendolyn Mcmonigal | 10 | Daughter | — | Pennsylvania |
| 34 | Mary Jane Mcmonigal | 4 | Daughter | — | Pennsylvania |
| 35 | Hugh Sparks | 58 | Head | Weigh Boss | Pennsylvania |
| 36 | Agnes Sparks | 47 | Wife-H | — | Pennsylvania |
| 37 | Mary Sparks THIS PERSON | 23 | Daughter | — | Pennsylvania |
| 38 | Gilda Sparks | 16 | Daughter | — | Pennsylvania |
| 39 | Edward W. Cole | 26 | Head | Druggist | Pennsylvania |
| 40 | Alline Cole | 24 | Wife-H | — | Pennsylvania |
| 41 | Edward Jr. Cole | 3 | Son | — | Pennsylvania |
| 42 | Edwin C. Miller | 28 | Head | Physician | Pennsylvania |
| 43 | Ryan Hofer | 29 | Head | Salesman | Pennsylvania |
| 44 | Bernice Hofer | 27 | Wife-H | — | Pennsylvania |
| 45 | Ann Hofer | 1 | Daughter | — | Pennsylvania |
| 46 | Joseph Hofer | 77 | Head | Retail Merchant | Pennsylvania |
| 47 | Mary Hofer | 64 | Wife-H | — | Pennsylvania |
| 48 | Pearl Hofer | 34 | Daughter | — | Pennsylvania |
| 49 | Mabel Hofer | 32 | Daughter | Teacher | Pennsylvania |
| 50 | Ethel Hofer | 24 | Daughter | Salesman | Pennsylvania |
Pedigree Summary
Mary + 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)