MD
Mary Davis — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Luzerne, Pennsylvania
Our Model Tree links this Mary Davis across the 1900, 1910, 1920 and 1930 US Censuses in Luzerne, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1847), then head of a 4-person household.
Age 83
b. ~1847
Female
Head
Born: England
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Luzerne, Pennsylvania |
| Surname | Davis |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Widowed |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1850 |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | $4,000 |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Pittston City |
| Est. Birth Year | ~1847 |
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 |
|---|---|---|---|---|
| Amelia Davis | Daughter | — | 50 | ~1880 |
| Minnie Davis | Daughter | — | 54 | ~1876 |
| Clara Davis | Daughter | — | 40 | ~1890 |
| Mary Davis | Head | — | 83 | ~1847 |
Census Appearances
1900
Luzerne, Pennsylvania
Spouse, age 55
Luzerne, Pennsylvania · implied b. ~1845 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | England |
| Birth Month | Dec |
| Birth Year | 1845 |
| Year of Immigration | 1870 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | England |
| Birthplace (normalized) | england |
1910
Luzerne, Pennsylvania
Spouse, age 63
Luzerne, Pennsylvania · implied b. ~1847 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | England |
| Years Married | 43 |
| Children Born | 6 |
| Children Living | 5 |
| Year of Immigration | 1850 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1920
Luzerne, Pennsylvania
Spouse, age 73
Luzerne, Pennsylvania · implied b. ~1847 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 73 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1850 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Year of Naturalization | 1860 |
| Birthplace (normalized) | england |
1930
Luzerne, Pennsylvania
Head, age 83
Luzerne, Pennsylvania · implied b. ~1847 — 4 household members
| Surname | Davis |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Widowed |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1850 |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | $4,000 |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Davis across 4 US Census years (1900, 1910, 1920 and 1930) in Luzerne, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Davis
Head · 1930 · age 83 · b. ~1847 · 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:fifteenthcensus00reel2071:0076)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | John F. Jr. Mcnulty | 16 | Son | — | Pennsylvania |
| 52 | Elizabeth Mcnulty | 14 | Daughter | — | Pennsylvania |
| 53 | Alice Mcnulty | 11 | Daughter | — | Pennsylvania |
| 54 | Joseph Mcnulty | 8 | Son | — | Pennsylvania |
| 55 | Mary Mcnulty | 6 | Daughter | — | Pennsylvania |
| 56 | Paul Mcnulty | 4 | Son | — | Pennsylvania |
| 57 | James Mcnulty | 2 | Son | — | Pennsylvania |
| 58 | Mary A. Hogan | 66 | Mother-in-law | — | England |
| 59 | Gertrude Donnelly | 59 | Head | — | Pennsylvania |
| 60 | Sophia Donnelly | 53 | Sister | — | Pennsylvania |
| 61 | Benjamin Donnelly | 53 | Brother | — | Pennsylvania |
| 62 | Archibald Donnelly | 51 | Brother | — | Pennsylvania |
| 63 | Ralph Donnelly | 45 | Brother | — | Pennsylvania |
| 64 | John A. Cook | 39 | Head | Trainman | Pennsylvania |
| 65 | Margaret M. Cook | 39 | Wife | — | Pennsylvania |
| 66 | John P. Cook | 4 | Son | — | Pennsylvania |
| 67 | Mary J. Ferrig | 59 | Head | — | Pennsylvania |
| 68 | John J. Ferrig | 51 | Brother | — | Pennsylvania |
| 69 | Jerry E. Mooney | 45 | Head | Teller | Pennsylvania |
| 70 | Henrietta J. Mooney | 80 | Mother | — | Pennsylvania |
| 71 | John De Prizio | 65 | Head | Retail Merchant | Italy |
| 72 | Rafflo De Prizio | 57 | Wife | — | Italy |
| 73 | Frank De Prizio | 39 | Son | Brick-Layer | Italy |
| 74 | Carmen De Prizio | 34 | Daughter-in-law | — | New York |
| 75 | Michael De Prizio | 32 | Son | Brick-Layer | Italy |
| 76 | Martin Cirulli | 44 | Head | Tailor | Italy |
| 77 | Julia Cirulli | 34 | Wife | — | Italy |
| 78 | Mary Cirulli | 16 | Daughter | — | Pennsylvania |
| 79 | John Cirulli | 14 | Son | — | Pennsylvania |
| 80 | Grace Cirulli | 11 | Daughter | — | Pennsylvania |
| 81 | Eugene Cirulli | 5 | Son | — | Pennsylvania |
| 82 | Earl R. Floyd | 37 | Head | Contractor | Pennsylvania |
| 83 | Anna M. Floyd | 36 | Wife | — | Pennsylvania |
| 84 | Mary Floyd | 14 | Daughter | — | Pennsylvania |
| 85 | Robert Floyd | 11 | Son | — | Pennsylvania |
| 86 | Harry Floyd | 9 | Son | — | Pennsylvania |
| 87 | William Floyd | 7 | Son | — | Pennsylvania |
| 88 | Clark Floyd | 5 | Son | — | Pennsylvania |
| 89 | Margaret Floyd | 2 | Daughter | — | Pennsylvania |
| 90 | Arthur S. Davis | 54 | Head | Laborer | Pennsylvania |
| 91 | Martha M. Davis | 50 | Wife | — | New York |
| 92 | James W. Karicher | 43 | Head | Barber | Pennsylvania |
| 93 | Ruth M. Karicher | 41 | Wife | — | Pennsylvania |
| 94 | William W. Karicher | 19 | Son | Interior-Decorator | Pennsylvania |
| 95 | Harold A. Karicher | 13 | Son | — | Pennsylvania |
| 96 | Mary E. Davis THIS PERSON | 83 | Head | — | England |
| 97 | Minnie J. Davis | 54 | Daughter | — | Pennsylvania |
| 98 | Amelia J. Davis | 50 | Daughter | — | Pennsylvania |
| 99 | Clara Davis | 40 | Daughter | — | Pennsylvania |
| 100 | Joseph Petkonis | 65 | Head | Laborer | Lithuania |
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)