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Mary Mills — 1930 US Census Record
Model Tree available1930 United States Federal Census · Blair, Pennsylvania
Our Model Tree links this Mary Mills across the 1910, 1920 and 1930 US Censuses in Blair, Pennsylvania (XGBoost, ~Confirmed), with identified parents Wilson & Wilson — first a daughter (b.~1906), then head of a 9-person household.
Age 24
b. ~1906
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Blair, Pennsylvania |
| Surname | Mills |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Blair Township |
| 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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Mills | Daughter | — | 24 | ~1906 |
| Robbie Mills | Daughter | — | 20 | ~1910 |
| Wilson Mills | Head | — | 55 | ~1875 |
| James Mills | Son | — | 28 | ~1902 |
| Melvin Mills | Son | — | 22 | ~1908 |
| Roger Mills | Son | — | 12 | ~1918 |
| John Mills | Son | — | 14 | ~1916 |
| Joseph Mills | Son | — | 22 | ~1908 |
| Betty Mills | Spouse | — | 50 | ~1880 |
Census Appearances
1910
Blair, Pennsylvania
Daughter, age 3
Blair, Pennsylvania · implied b. ~1907 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Blair, Pennsylvania
Daughter, age 12
Blair, Pennsylvania · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Blair, Pennsylvania
Daughter, age 24
Blair, Pennsylvania · implied b. ~1906 — 9 household members
| Surname | Mills |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | Black |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| 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 Mills across 3 US Census years (1910, 1920 and 1930) in Blair, Pennsylvania, using XGBoost record linkage. Identified parents: father Wilson Mills (~0.92 confidence) and father Wilson Mills (~0.92 confidence) and mother Elizabeth Mills (~0.92 confidence) and mother Betty Mills (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Wilson Mills
b. ~1871
Source father
● Household
· direct · ~0.92
Father
Wilson Mills
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Mills
b. ~1879
Source mother
● Household
· direct · ~0.92
Mother
Betty Mills
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Mills
Daughter · 1930 · age 24 · b. ~1906 · Pennsylvania
★ You are viewing this record
Sibling
Roger Mills
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mills
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robbie Mills
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Mills
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Melvin Mills
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mills
Sibling · 1930 · age 28
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:fifteenthcensus00reel2003:0776)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herman Horn | 30 | Head | Caretaker | Germany |
| 2 | Grace Horn | 31 | Wife | Housework | Pennsylvania |
| 3 | John O. Stiffler | 21 | Head | Farming | Pennsylvania |
| 4 | Mary M. Stiffler | 30 | Wife | None | Pennsylvania |
| 5 | Nellie J. Stiffler | 11 | daughter | None | Pennsylvania |
| 6 | Mary J. Stiffler | 9 | daughter | None | Pennsylvania |
| 7 | Orvield E. Stiffler | 6 | son | None | Pennsylvania |
| 8 | Helen V. Stiffler | 4 | daughter | None | Pennsylvania |
| 9 | Mildred C. Stiffler | 2 | daughter | None | Pennsylvania |
| 10 | James Meadows | 43 | Head | Farmer | Virginia |
| 11 | Flora V. Meadows | 36 | wife | None | Pennsylvania |
| 12 | Regina M. Meadows | 17 | daughter | None | Pennsylvania |
| 13 | Albert L. Meadows | 16 | son | None | Pennsylvania |
| 14 | Veda J. Meadows | 15 | daughter | None | Pennsylvania |
| 15 | Richard L. Meadows | 13 | son | None | Pennsylvania |
| 16 | Bernice L. Meadows | 11 | daughter | None | Pennsylvania |
| 17 | Mary E. Meadows | 7 | daughter | None | Pennsylvania |
| 18 | Betty J. Meadows | 5 | daughter | None | Pennsylvania |
| 19 | Andrew E. Smith | 45 | Head | Farmer | Pennsylvania |
| 20 | Agnes M. Smith | 39 | wife | None | Pennsylvania |
| 21 | Mary M. Smith | 15 | daughter | None | Pennsylvania |
| 22 | William A. Smith | 13 | son | None | Pennsylvania |
| 23 | Paul A. Smith | 11 | son | None | Pennsylvania |
| 24 | Elsie M. Smith | 7 | daughter | None | Pennsylvania |
| 25 | Mary Harris | 70 | daughter | None | North Carolina |
| 26 | Wilson Mills | 55 | Head | Laborer | North Carolina |
| 27 | Betty Mills | 50 | wife | None | North Carolina |
| 28 | James L. Mills | 28 | son | None | Pennsylvania |
| 29 | Mary Mills THIS PERSON | 24 | daughter | None | Pennsylvania |
| 30 | Melvin Mills | 22 | son | None | Pennsylvania |
| 31 | Robbie Mills | 20 | daughter | None | Pennsylvania |
| 32 | Joseph Mills | 22 | son | None | Pennsylvania |
| 33 | John H. Mills | 14 | son | None | Pennsylvania |
| 34 | Roger Mills | 12 | son | None | North Carolina |
| 35 | Luther Walls | 31 | Head | Laborer | Pennsylvania |
| 36 | John Walls | 10 | son | None | Pennsylvania |
| 37 | Harvey Williams | 27 | Head | Merchant | Pennsylvania |
| 38 | Thelma Williams | 26 | wife | None | Pennsylvania |
| 39 | Barbara Williams | 4 | son | None | Pennsylvania |
| 40 | Newhart Williams | 21 | Lodger | None | Pennsylvania |
| 41 | Francis X. Heiss | 45 | Head | Welder | Germany |
| 42 | Ella Heiss | 36 | wife | None | Germany |
| 43 | Eugene E. Heiss | 14 | son | None | Pennsylvania |
| 44 | Barney D. Heiss | 12 | son | None | Pennsylvania |
| 45 | Francis X. Heiss | 9 | son | None | Pennsylvania |
| 46 | Ruth Naomi Heiss | 7 | daughter | None | Pennsylvania |
| 47 | Robert E. Heiss | 5 | son | None | Pennsylvania |
| 48 | John E. Heiss | 2 | son | None | Pennsylvania |
| 49 | Earnest A. Heiss | 1 | son | None | Pennsylvania |
| 50 | Dorothy J. Heiss | 2 | daughter | None | Pennsylvania |
Pedigree Summary
Mary + 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)