MJ
Maria Johnson — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Maria Johnson across the 1900, 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1853), then head of a 6-person household.
Age 47
b. ~1853
Female
Spouse
Born: England
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Allegheny, Pennsylvania |
| Surname | Johnson |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | England |
| Birth Month | Oct |
| Birth Year | 1853 |
| Year of Immigration | 1885 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Collier Township |
| Est. Birth Year | ~1853 |
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.
6 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Maria | Age | Birth yr |
|---|---|---|---|---|
| Alice Johnson | Daughter | — | 20 | ~1880 |
| Robert Johnson | Head | — | 50 | ~1850 |
| Robert Cameron | Other | — | 34 | ~1866 |
| James Johnson | Son | — | 26 | ~1874 |
| Maria Johnson | Spouse | — | 47 | ~1853 |
| William Johnson | Son | — | 15 | ~1885 |
Census Appearances
1900
Allegheny, Pennsylvania
Spouse, age 47
Allegheny, Pennsylvania · implied b. ~1853 — 6 household members
| Surname | Johnson |
| Given Name | Maria |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | England |
| Birth Month | Oct |
| Birth Year | 1853 |
| Year of Immigration | 1885 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | England |
| Birthplace (normalized) | england |
1910
Allegheny, Pennsylvania
Spouse, age 56
Allegheny, Pennsylvania · implied b. ~1854 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | England |
| Years Married | 25 |
| Children Born | 11 |
| Children Living | 6 |
| Year of Immigration | 1880 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | none |
| Birth Country | England |
| Birthplace (normalized) | england |
Spouse, age 67
Allegheny, Pennsylvania · implied b. ~1853 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1864 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Year of Naturalization | 1876 |
| 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 Maria Johnson across 3 US Census years (1900, 1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
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This person
Anchor record
Maria Johnson
Spouse · 1900 · age 47 · b. ~1853 · 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 — Allegheny, Pennsylvania
Open full size
1900 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1366unit:0403)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albertina Fanchier | 36 | Wife | Coal Miner | France |
| 2 | Peter Parr | 25 | Head | Coal Miner | France |
| 3 | Josephine Parr | 25 | Wife | — | France |
| 4 | Louise Parr | 1 | Daughter | — | Pennsylvania |
| 5 | Josephine Parr | 0 | Daughter | — | Pennsylvania |
| 6 | Peter Debard | 70 | Head | Coal Miner | France |
| 7 | Philomene Debard | 67 | Wife | — | France |
| 8 | Emile Debard | 36 | Son | Coal Miner | France |
| 9 | Romain Debard | 23 | Son | Coal Miner | France |
| 10 | Robert Johnson | 50 | Head | Coal Miner | England |
| 11 | Maria Johnson THIS PERSON | 46 | Wife | — | England |
| 12 | James Johnson | 25 | Son | Coal Miner | England |
| 13 | Alice Johnson | 20 | Daughter | — | England |
| 14 | William Johnson | 15 | Son | At School | Pennsylvania |
| 15 | Robert Cameron | 34 | Boarder | Coal Miner | England |
| 16 | Joseph Alfonso | 50 | Head | Coal Miner | France |
| 17 | Philip Lucas | 48 | Head | Coal Miner | France |
| 18 | Sophie Lucas | 48 | Wife | — | France |
| 19 | Felix Lucas | 23 | Son | Coal Miner | France |
| 20 | Lili Lucas | 20 | Daughter | — | France |
| 21 | Peter Debard | 26 | Head | Coal Miner | France |
| 22 | Mary Debard | 20 | Wife | — | France |
| 23 | James Platts | 26 | Head | Coal Miner | England |
| 24 | Mary Platts | 26 | Wife | — | England |
| 25 | James Platts | 4 | Son | At School | Pennsylvania |
| 26 | Joseph Platts | 3 | Son | — | Pennsylvania |
| 27 | John Carmichael | 32 | Head | Coal Miner | Pennsylvania |
| 28 | Minnie Carmichael | 27 | Wife | — | Pennsylvania |
| 29 | Carl Carmichael | 9 | Son | At School | Pennsylvania |
| 30 | Roy Carmichael | 0 | Son | — | Pennsylvania |
| 31 | Nicholas Peters | 36 | Head | Coal Miner | Germany |
| 32 | Maggie Peters | 28 | Wife | — | Germany |
| 33 | John Peters | 5 | Son | — | Pennsylvania |
| 34 | Mary Ann Peters | 2 | Daughter | — | Pennsylvania |
| 35 | George Peters | 0 | Son | — | Pennsylvania |
| 36 | Maurice Purval | 33 | Head | Coal Miner | France |
| 37 | Mary Purval | 26 | Wife | — | France |
| 38 | Louis Purval | 2 | Son | — | Pennsylvania |
| 39 | Henry Purval | 0 | Son | — | Pennsylvania |
| 40 | Anthony Klein | 40 | Head | Coal Miner | Germany |
| 41 | Virginia Klein | 29 | Wife | — | Germany |
| 42 | Wilhelmina Klein | 9 | Daughter | At School | Pennsylvania |
| 43 | Henry Klein | 7 | Son | — | Pennsylvania |
| 44 | Haman Trouser | 42 | Head | Coal Miner | Germany |
| 45 | Mary Trouser | 37 | Wife | — | Germany |
| 46 | Gertie Trouser | 6 | Daughter | At School | Pennsylvania |
| 47 | Haman Trouser | 1 | Son | Coal Miner | Pennsylvania |
| 48 | Alois Rydzon | 36 | Head | — | Poland (Aus) |
| 49 | Agnes Rydzon | 35 | Wife | — | Poland (Aus) |
| 50 | John Rydzon | 14 | Son | At School | Poland (Aus) |
Related Census Records
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)