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John Kerr — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this John Kerr across the 1900 and 1910 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1876), then head of a 7-person household.
Age 24
b. ~1876
Male
Son
Born: Ireland
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | Philadelphia, Pennsylvania |
| Surname | Kerr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ireland |
| Birth Month | Oct |
| Birth Year | 1876 |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Coal Dealer (Whol.) |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Coal Dealer |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1876 |
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 1900 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Kerr | Daughter | — | 15 | ~1885 |
| Jane Kerr | Spouse | — | 50 | ~1850 |
| John Kerr | Son | — | 24 | ~1876 |
| Thomas Kerr | Head | — | 50 | ~1850 |
| Edith Kerr | Daughter | — | 18 | ~1882 |
| Mamie Kerr | Daughter | — | 10 | ~1890 |
| Mary Kerr | Daughter | — | 21 | ~1879 |
Census Appearances
1900
Philadelphia, Pennsylvania
Son, age 24
Philadelphia, Pennsylvania · implied b. ~1876 — 7 household members
| Surname | Kerr |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Ireland |
| Birth Month | Oct |
| Birth Year | 1876 |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Coal Dealer (Whol.) |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Philadelphia, Pennsylvania
Head, age 35
Philadelphia, Pennsylvania · implied b. ~1875 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keir |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 17 |
| Year of Immigration | 1887 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Teamster |
| Industry | Wholesale Grocery |
| 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 John Kerr across 2 US Census years (1900 and 1910) in Philadelphia, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Kerr
Son · 1900 · age 24 · b. ~1876 · Pennsylvania
★ You are viewing this record
Sibling
Edith Kerr
Sibling · 1900 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kerr
Sibling · 1900 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mamie Kerr
Sibling · 1900 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Kerr
Sibling · 1900 · age 15
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
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:0502)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Thomas Kerr | 49 | Head | Laborer | Pennsylvania |
| 52 | Jane Kerr | 49 | Wife | — | Pennsylvania |
| 53 | John Kerr THIS PERSON | 23 | Son | Coal Dealer (Whol.) | Ireland |
| 54 | Mary Kerr | 21 | Daughter | — | Ireland |
| 55 | Edith Kerr | 18 | Daughter | — | Pennsylvania |
| 56 | Helen Kerr | 15 | Daughter | — | Pennsylvania |
| 57 | Mamie Kerr | 10 | Daughter | — | Pennsylvania |
| 58 | Joseph Hagen | 39 | Head | Insurance Broker | Germany |
| 59 | Katrina Hagen | 39 | Wife | — | Germany |
| 60 | Richard Lavan | 38 | Head | In Broker | Pennsylvania |
| 61 | Kate Lavan | 28 | Wife | — | Pennsylvania |
| 62 | Richard Lavan | 10 | Son | At School | Pennsylvania |
| 63 | Edward Lavan | 5 | Son | Laborer (Store) | Pennsylvania |
| 64 | Samuel J. Hardy | 39 | Head | Finisher (Wool Mill) | Pennsylvania |
| 65 | Mary Hardy | 38 | Wife | — | Ireland |
| 66 | Katrina Hardy | 2 | Daughter | — | Pennsylvania |
| 67 | John Doyle | 36 | Head | Fireman (Gas Works) | Pennsylvania |
| 68 | Annie Doyle | 35 | Wife | — | Ireland |
| 69 | Mary Doyle | 8 | Daughter | At School | Pennsylvania |
| 70 | Barbara Doyle | 5 | Daughter | — | Pennsylvania |
| 71 | Margaret Doyle | 2 | Daughter | — | Pennsylvania |
| 72 | Helen Doyle | 1 | Daughter | — | Pennsylvania |
| 73 | William H. Mennis | 27 | Head | Policeman | Pennsylvania |
| 74 | Catherine Mennis | 29 | Wife | — | Pennsylvania |
| 75 | Sarah Mennis | 10 | Daughter | At School | Pennsylvania |
| 76 | William Mennis | 8 | Son | — | Pennsylvania |
| 77 | Alice Mennis | 3 | Daughter | — | Pennsylvania |
| 78 | Annie Mcmullan | 68 | Mother-in-law | Nurse (Mill) | Ireland |
| 79 | Martin Dunn | 30 | Head | Boiler Maker | Ireland |
| 80 | Mary Dunn | 30 | Wife | — | Ireland |
| 81 | Annie Dunn | 5 | Daughter | — | Pennsylvania |
| 82 | Michael Dunn | 19 | Brother | Day Laborer | Ireland |
| 83 | James Dunn | 28 | Brother | Blacksmith | Ireland |
| 84 | Bridget Dunn | 28 | Sister-in-law | — | Ireland |
| 85 | William Mckeever | 70 | Head | — | Ireland |
| 86 | Jennie Mckeever | 32 | Daughter | Needle Work | Ireland |
| 87 | John Mckeever | 26 | Son | Clerk (Shipping) | Pennsylvania |
| 88 | William Robinson | 34 | Head | Fireman (Boiler) | Ireland |
| 89 | Martha H. Robinson | 28 | Wife | — | Pennsylvania |
| 90 | Robert Robinson | 5 | Son | — | Pennsylvania |
| 91 | Martha Robinson | 3 | Daughter | — | Pennsylvania |
| 92 | Lilly Robinson | 1 | Daughter | — | Pennsylvania |
| 93 | James Train | 35 | Head | Coal Dealer (Whol.) | Ireland |
| 94 | Lelia Train | 33 | Wife | — | Ireland |
| 95 | Maggie Train | 8 | Daughter | At School | Pennsylvania |
| 96 | Julia Train | 3 | Daughter | — | Pennsylvania |
| 97 | Charles N. Smith | 53 | Head | Seaman (Yacht) | Massachusetts |
| 98 | Sarah J. Smith | 38 | Wife | — | Kentucky |
| 99 | Bertrand Smith | 10 | Son | At School | New Jersey |
| 100 | Frank Gorsaly | 30 | Boarder | Laborer Day | Portugal |
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)