MI
Mary Irwin — 1910 US Census Record
Linked across censuses1910 United States Federal Census · Lehigh, Pennsylvania
Our Model Tree links this Mary Irwin across the 1900 and 1910 US Censuses in Lehigh, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1860), then head of a 7-person household.
Age 50
b. ~1860
Female
Spouse
Born: Pennsylvania
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | Lehigh, Pennsylvania |
| Surname | Irwin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 32 |
| Children Born | 12 |
| Children Living | 7 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Whitehall Township Part Of |
| Est. Birth Year | ~1860 |
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.
7 people recorded at the same address in the 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Ruth Irwin | Daughter | — | 16 | ~1894 |
| Joseph Irwin | Head | — | 54 | ~1856 |
| Beulah Irwin | Daughter | — | 8 | ~1902 |
| Mary Irwin | Spouse | — | 50 | ~1860 |
| Ada Irwin | Daughter | — | 21 | ~1889 |
| Creighton Irwin | Son | — | 13 | ~1897 |
| Mabel Irwin | Daughter | — | 10 | ~1900 |
Census Appearances
1900
Lehigh, Pennsylvania
Spouse, age 38
Lehigh, Pennsylvania · implied b. ~1862 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Irwin |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Birth Month | Feb |
| Birth Year | 1862 |
| 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 |
1910
Lehigh, Pennsylvania
Spouse, age 50
Lehigh, Pennsylvania · implied b. ~1860 — 7 household members
| Surname | Irwin |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 32 |
| Children Born | 12 |
| Children Living | 7 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| 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 Irwin across 2 US Census years (1900 and 1910) in Lehigh, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Irwin
Spouse · 1910 · age 50 · b. ~1860 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — Lehigh, Pennsylvania
Open full size
1910 US Federal Census — Lehigh, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po1365unit:0816)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William H. Kiefer | 13 | son | — | Pennsylvania |
| 2 | Paul A. Kiefer | 9 | son | — | Pennsylvania |
| 3 | Rollin B. Kiefer | 7 | son | — | Pennsylvania |
| 4 | Clarence S. Kiefer | 2 | son | — | Pennsylvania |
| 5 | Phebe P. Kiefer | 14 | sister-in-law | — | Pennsylvania |
| 6 | Stephen Kiefer | 21 | nephew-in-law | Brakeman | Pennsylvania |
| 7 | Walter Acker | 36 | Head | Labour | Pennsylvania |
| 8 | Sallie Acker | 38 | Wife | — | Pennsylvania |
| 9 | Florence Acker | 16 | Daughter | Quiller | Pennsylvania |
| 10 | Raymond Acker | 15 | Son | Laborer | Pennsylvania |
| 11 | Hattie Acker | 10 | Daughter | — | Pennsylvania |
| 12 | Margaret Acker | 7 | Daughter | — | Pennsylvania |
| 13 | Reuben Frey | 23 | Head | Brakeman | Pennsylvania |
| 14 | Sadie Frey | 21 | Wife | — | Pennsylvania |
| 15 | Joseph Irwin | 54 | Head | Teamster | Pennsylvania |
| 16 | Mary Irwin THIS PERSON | 50 | Wife | — | Pennsylvania |
| 17 | Ada Irwin | 21 | Daughter | — | Pennsylvania |
| 18 | Ruth Irwin | 16 | Daughter | — | Pennsylvania |
| 19 | Creighton Irwin | 13 | Son | — | Pennsylvania |
| 20 | Mabel Irwin | 10 | Daughter | — | Pennsylvania |
| 21 | Beulah Irwin | 8 | Daughter | — | Pennsylvania |
| 22 | William H. Lory | 26 | Head | Labour | Pennsylvania |
| 23 | Elizabeth Lory | 23 | Wife | — | Pennsylvania |
| 24 | Edna M. Lory | 5 | Daughter | — | Pennsylvania |
| 25 | Verna I. Lory | 1 | Daughter | — | Pennsylvania |
| 26 | Anthony Lory | 70 | Father | — | Ger-German |
| 27 | John Rush | 34 | Head | Laborer | Pennsylvania |
| 28 | Lizzie Rush | 33 | Wife | Laundress | Pennsylvania |
| 29 | Lillian Rush | 12 | Daughter | — | Pennsylvania |
| 30 | Viola Rush | 11 | Daughter | — | Pennsylvania |
| 31 | Samuel Rush | 8 | Son | — | Pennsylvania |
| 32 | Bastian Schwindenhammer | 44 | Head | Laborer | Ger-German |
| 33 | Pauline Schwindenhammer | 46 | Wife | — | Ger-German |
| 34 | John Schwindenhammer | 9 | Son | — | Pennsylvania |
| 35 | Charles Ross | 23 | Boarder | Labour | It Italian |
| 36 | Emma Sensenberger | 34 | Head | — | Pennsylvania |
| 37 | Edward Sensenberger | 15 | Son | Laborer | Pennsylvania |
| 38 | Herbert Sensenberger | 12 | Son | — | Pennsylvania |
| 39 | Herbert Ebert | 24 | Boarder | Laborer | Pennsylvania |
| 40 | Mahalia Sensenberger | 8 | Daughter | — | Pennsylvania |
| 41 | Hilda Sensenberger | 7 | Daughter | — | Pennsylvania |
| 42 | Erla Sensenberger | 7 | Daughter | — | Pennsylvania |
| 43 | Harvey Sensenberger | 4 | Son | — | Pennsylvania |
| 44 | Abel Sensenberger | 2 | Son | — | Pennsylvania |
| 45 | Raymond Sensenberger | 0 | Son | — | Pennsylvania |
| 46 | Mary Schwindenhammer | 40 | Head | Laundress | Ger-German |
| 47 | Joseph Schwindenhammer | 16 | Son | Labour | Ger-German |
| 48 | Katie Schwindenhammer | 12 | Daughter | — | Pennsylvania |
| 49 | Mary Schwindenhammer | 10 | Daughter | — | Pennsylvania |
| 50 | Margaret Schwindenhammer | 8 | Daughter | — | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)