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James Mckay — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this James Mckay across the 1900 and 1910 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1860), then head of a 8-person household.
Age 40
b. ~1860
Male
Head
Born: Ireland
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Philadelphia, Pennsylvania |
| Surname | McKay |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | July |
| Birth Year | 1860 |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Driver, Cart P.R.R. |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Driver, Cart P.R.R. |
| 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.
8 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Annie Mckay | Daughter | — | 11 | ~1889 |
| Thomas Mckay | Son | — | 13 | ~1887 |
| James Mckay | Son | — | 6 | ~1894 |
| William Mckay | Son | — | 4 | ~1896 |
| Matilda Mckay | Daughter | — | 1 | ~1899 |
| Bessie Mckay | Daughter | — | 9 | ~1891 |
| James Mckay | Head | — | 40 | ~1860 |
| Matilda Mckay | Spouse | — | 36 | ~1864 |
Census Appearances
1900
Philadelphia, Pennsylvania
Head, age 40
Philadelphia, Pennsylvania · implied b. ~1860 — 8 household members
| Surname | McKay |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | July |
| Birth Year | 1860 |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Driver, Cart P.R.R. |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Philadelphia, Pennsylvania
Head, age 50
Philadelphia, Pennsylvania · implied b. ~1860 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mackey |
| Given Name | James P. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Book-keeper |
| Industry | Newspaper |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 James Mckay across 2 US Census years (1900 and 1910) in Philadelphia, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
James Mckay
Head · 1900 · age 40 · b. ~1860 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Philadelphia, Pennsylvania
Open full size
1900 US Federal Census — Philadelphia, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1477unit:0268)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jennie Donovan | 26 | Wife | — | Ireland |
| 2 | James Donovan | 4 | Son | — | Pennsylvania |
| 3 | Matthew Donovan | 3 | Son | — | Pennsylvania |
| 4 | Mary E Donovan | 1 | Daughter | — | Pennsylvania |
| 5 | Alice Middle | 68 | Boarder | Carpenter | Pennsylvania |
| 6 | James Mckay THIS PERSON | 39 | Head | Driver, Cart P.R.R. | Ireland |
| 7 | Matilda Mckay | 36 | Wife | — | Ireland |
| 8 | Thomas A Mckay | 13 | Son | At School | Pennsylvania |
| 9 | Annie L Mckay | 11 | Daughter | At School | Pennsylvania |
| 10 | Bessie B Mckay | 9 | Daughter | At School | Pennsylvania |
| 11 | James M Mckay | 6 | Son | At School | Pennsylvania |
| 12 | William R Mckay | 3 | Son | — | Pennsylvania |
| 13 | Matilda A Mckay | 0 | Daughter | — | Pennsylvania |
| 14 | Samuel J Ginn | 39 | Head | Pipe Fitter | Pennsylvania |
| 15 | Annie Ginn | 41 | Wife | — | Delaware |
| 16 | Samuel J Jr Ginn | 18 | Son | Brass Finisher | Pennsylvania |
| 17 | Mary Ginn | 14 | Daughter | Stock Girl - Laboratory | Pennsylvania |
| 18 | Jesse Ginn | 12 | Son | At School | Pennsylvania |
| 19 | Margaret K Ginn | 7 | Daughter | At School | Pennsylvania |
| 20 | Anna Ginn | 1 | Daughter | — | Pennsylvania |
| 21 | John T Tompkins | 25 | Boarder | Clerk - Grocery | Pennsylvania |
| 22 | Michael J Dowling | 54 | Head | Wool Sorter | Ireland |
| 23 | Jane Dowling | 43 | Wife | — | Ireland |
| 24 | William F Dowling | 21 | Son | Shipping Clerk | Pennsylvania |
| 25 | Margaret R Dowling | 19 | Daughter | Auditing Clerk | Pennsylvania |
| 26 | Michael Dowling | 10 | Son | At School | Pennsylvania |
| 27 | Annie Dowling | 16 | Daughter | Wrapper - Dept Store | Pennsylvania |
| 28 | Charles H Lane | 49 | Head | Laborer, P.R.R. | Pennsylvania |
| 29 | Mary E Lane | 47 | Wife | — | New York |
| 30 | Ruth R Lane | 5 | Granddaughter | — | Pennsylvania |
| 31 | Charles Mars | 28 | Head | Paper Hanger | Pennsylvania |
| 32 | Nellie Mars | 26 | Wife | — | Pennsylvania |
| 33 | Charles E Mars | 7 | Son | At School | Pennsylvania |
| 34 | Jennie Mars | 0 | Daughter | — | Pennsylvania |
| 35 | Benjamin Kay | 53 | Head | Chief Engineer | New Jersey |
| 36 | Margaret Kay | 39 | Wife | — | Pennsylvania |
| 37 | May W Kay | 19 | Daughter | — | Pennsylvania |
| 38 | John W Kay | 24 | Son | Wool Sorter | Pennsylvania |
| 39 | Griffith Waltham | 49 | Head | Harness Maker | England |
| 40 | Mary Waltham | 52 | Wife | — | Pennsylvania |
| 41 | Annie Waltham | 20 | Daughter | Music Teacher | Pennsylvania |
| 42 | Lucretia Waltham | 18 | Daughter | Teacher - School | Pennsylvania |
| 43 | Ada M Waltham | 16 | Daughter | — | Pennsylvania |
| 44 | Peter Mcmahon | 42 | Head | Day Laborer | Ireland |
| 45 | Bridget Mcmahon | 43 | Wife | — | Ireland |
| 46 | Francis Dowd | 2 | Adopted son | — | Pennsylvania |
| 47 | Mary Mcmahon | 14 | Adopted daughter | At School | Pennsylvania |
| 48 | Thomas Matthews | 30 | Boarder | Day Laborer | Ireland |
| 49 | Michael Duffey | 34 | Boarder | Day Laborer | Ireland |
| 50 | Owen Mcaneny | None | Boarder | Day Laborer | Ireland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1900 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)