MW
Mary Williams — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Luzerne, Pennsylvania
Our Model Tree links this Mary Williams across the 1900, 1910, 1920 and 1930 US Censuses in Luzerne, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1855), then head of a 2-person household.
Age 75
b. ~1855
Female
Head
Born: Wales
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Luzerne, Pennsylvania |
| Surname | Williams |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Wales |
| Naturalization Status | Naturalized |
| Year of Immigration | 1874 |
| Age at First Marriage | 19 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | O |
| Home Value / Rent | 6,000 |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
| Township / Ward | Wilkes Barre City |
| Est. Birth Year | ~1855 |
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.
2 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Williams | Head | — | 75 | ~1855 |
| John Williams | Son | — | 55 | ~1875 |
Census Appearances
1900
Luzerne, Pennsylvania
Spouse, age 49
Luzerne, Pennsylvania · implied b. ~1851 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wales |
| Birth Month | Feb |
| Birth Year | 1851 |
| Year of Immigration | 1872 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read | Yes |
| Can Write | No |
| Speaks English | Yes |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1910
Luzerne, Pennsylvania
Spouse, age 59
Luzerne, Pennsylvania · implied b. ~1851 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Wales |
| Years Married | 35 |
| Children Born | 4 |
| Children Living | 2 |
| Year of Immigration | 1874 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1920
Luzerne, Pennsylvania
Head, age 68
Luzerne, Pennsylvania · implied b. ~1852 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 68 |
| Marital Status | Widowed |
| Birthplace | Wales |
| Year of Immigration | 1873 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Mother Tongue | Welsh |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Wales |
| Year of Naturalization | 1878 |
| Birthplace (normalized) | wales |
1930
Luzerne, Pennsylvania
Head, age 75
Luzerne, Pennsylvania · implied b. ~1855 — 2 household members
| Surname | Williams |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 75 |
| Marital Status | Widowed |
| Birthplace | Wales |
| Naturalization Status | Naturalized |
| Year of Immigration | 1874 |
| Age at First Marriage | 19 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Can Read/Write | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | O |
| Home Value / Rent | 6,000 |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
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 Williams across 4 US Census years (1900, 1910, 1920 and 1930) in Luzerne, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Mary Williams
Head · 1930 · age 75 · b. ~1855 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Luzerne, Pennsylvania
Open full size
1930 US Federal Census — Luzerne, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel2072:1097)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thomas Robert G. Thomas | 10 | son | — | Michigan |
| 52 | Nancy J. Thomas | 7 | daughter | — | Pennsylvania |
| 53 | Elizabeth Marshall | 52 | Head | — | Pennsylvania |
| 54 | Mary Marshall | 42 | sister | — | Pennsylvania |
| 55 | Arthur Cramps | 57 | Head | Salesman | Pennsylvania |
| 56 | Sylvia Cramps | 51 | Wife-H | — | Pennsylvania |
| 57 | Mary Cramps | 19 | daughter | — | Pennsylvania |
| 58 | Ruth Cramps | 11 | daughter | — | Pennsylvania |
| 59 | Hugh L. Dyke | 41 | Head | Machinist | Wales |
| 60 | Nellie E. Dyke | 42 | Wife-H | — | Pennsylvania |
| 61 | John E. Davis | 59 | Head | Stonecutter | Wales |
| 62 | Emma Davis | 57 | Wife-H | — | Wales |
| 63 | William G. Evans | 77 | Head | Laborer | Wales |
| 64 | Margaret Evans | 73 | Wife-H | — | Wales |
| 65 | John Johnson | 33 | Son-in-law | Moulder | Pennsylvania |
| 66 | James Evans | 57 | boarder | Miner | Wales |
| 67 | Rev. James V. Lewis | 55 | Head | Minister | Wales |
| 68 | Margaret E. Lewis | 55 | Wife-H | — | Pennsylvania |
| 69 | Margaret E. Lewis | 18 | daughter | Stenographer | Pennsylvania |
| 70 | Ferdinand Reth | 50 | Head | Auto Repairer | Pennsylvania |
| 71 | Sarah Reth | 50 | Wife-H | — | Pennsylvania |
| 72 | Morgan Reth | 26 | son | Auto Repairer | Pennsylvania |
| 73 | Elizabeth Reth | 23 | daughter | Teacher | Pennsylvania |
| 74 | Daniel Thomas | 49 | Head | Miner | Wales |
| 75 | Annie Thomas | 49 | Wife-H | — | Wales |
| 76 | Harold Thomas | 13 | son | — | Pennsylvania |
| 77 | Mary Williams THIS PERSON | 75 | Head | — | Wales |
| 78 | John Williams | 55 | son | Iron Worker | Wales |
| 79 | Arthur Hycok | 70 | Head | Blacksmith | Wales |
| 80 | Rachel Hycok | 65 | Wife-H | — | Wales |
| 81 | William Lewis | 52 | Head | Driver | Pennsylvania |
| 82 | Esther A. Lewis | 34 | Wife-H | — | Wales |
| 83 | Agnes Lewis | 7 | daughter | — | Pennsylvania |
| 84 | Mary Lewis | 5 | daughter | — | Pennsylvania |
| 85 | Dickie Lewis | 1 | son | — | Pennsylvania |
| 86 | Benjamin L. Jenkins | 42 | Head | Supt. | Pennsylvania |
| 87 | Kit Jenkins | 44 | Wife-H | — | Pennsylvania |
| 88 | David Jenkins | 15 | son | — | Pennsylvania |
| 89 | Nan Jenkins | 13 | daughter | — | Pennsylvania |
| 90 | Eleanor G. Peters | 37 | boarder | Stenographer | Pennsylvania |
| 91 | Susannah Jones | 67 | Head | Janitress | Wales |
| 92 | Alice Ann Jones | 46 | daughter | Servant | Wales |
| 93 | Mary Furness | 56 | Head | — | Wales |
| 94 | Elizabeth Furness | 31 | daughter | — | Wales |
| 95 | Margaret Furness | 22 | son-dau | Saleslady | Pennsylvania |
| 96 | Elizabeth Furness | 2 | gr-dau | — | Pennsylvania |
| 97 | Henry R. Jones | 40 | Head | Saleslady | Pennsylvania |
| 98 | Ruth H. Jones | 40 | Wife-H | Physician | Pennsylvania |
| 99 | Henry R. Jones | 5 | son | — | Pennsylvania |
| 100 | Robert A. Jones | 2 | 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)