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Mary Lang — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Philadelphia, Pennsylvania
Our Model Tree links this Mary Lang across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Philadelphia, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1861), then head of a 4-person household.
Age 39
b. ~1861
Female
Spouse
Born: Germany
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Philadelphia, Pennsylvania |
| Surname | Lang |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | Oct |
| Birth Year | 1861 |
| Year of Immigration | 1881 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Township / Ward | Philadelphia City |
| Est. Birth Year | ~1861 |
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 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Lang | Spouse | — | 39 | ~1861 |
| Jacob Lang | Head | — | 41 | ~1859 |
| Charles Lang | Son | — | 16 | ~1884 |
| Rose Lang | Daughter | — | 14 | ~1886 |
Census Appearances
1900
Philadelphia, Pennsylvania
Spouse, age 39
Philadelphia, Pennsylvania · implied b. ~1861 — 4 household members
| Surname | Lang |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Germany |
| Birth Month | Oct |
| Birth Year | 1861 |
| Year of Immigration | 1881 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1910
Philadelphia, Pennsylvania
Head, age 50
Philadelphia, Pennsylvania · implied b. ~1860 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lange |
| Given Name | Marie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Germany |
| Children Living | 1903 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Industry | Automobiles Garage |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1920
Philadelphia, Pennsylvania
Other, age 62
Philadelphia, Pennsylvania · implied b. ~1858 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lange |
| Given Name | Marie |
| Relationship to Head | Mother in law |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Widowed |
| Birthplace | Germany |
| Year of Immigration | 1907 |
| Naturalization Status | Alien |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1930
Philadelphia, Pennsylvania
Other, age 72
Philadelphia, Pennsylvania · implied b. ~1858 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lange |
| Given Name | Marie |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 72 |
| Marital Status | Widowed |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1896 |
| Age at First Marriage | 25 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Philadelphia-County, Pennsylvania
Other, age 82
Philadelphia-County, Pennsylvania · implied b. ~1858 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lange |
| Given Name | Marie |
| Relationship to Head | Mother-in-law |
| Sex | F |
| Color / Race | White |
| Age | 82 |
| Marital Status | Widowed |
| Birthplace | Germany |
| 1935 Residence (City) | Philadelphia |
| 1935 Residence (County) | Philadelphia |
| Naturalization Status | Naturalized |
| Industry | NP |
| Class of Worker | 0 |
| Highest Grade | No 0 |
| 1935 Residence | Same house |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
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 Lang across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Lang
Spouse · 1900 · age 39 · b. ~1861 · 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:1900:12thcensusofpopu1470unit:0456)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jacob Jackson | 37 | Head | Chipper Iron | New Jersey |
| 2 | Anna Jackson | 39 | Wife | — | Pennsylvania |
| 3 | Marianna Jackson | 8 | Daughter | — | Pennsylvania |
| 4 | Frederick Cress | 37 | Head | Rigging | Pennsylvania |
| 5 | Mary Cress | 35 | Wife | — | Pennsylvania |
| 6 | John Dumont | 40 | Head | Laborer | Germany |
| 7 | Annie Dumont | 38 | Wife | — | Germany |
| 8 | Annie Dumont | 11 | Daughter | At School | Pennsylvania |
| 9 | John Dumont | 6 | Son | — | Pennsylvania |
| 10 | Mary Dumont | 71 | Mother | — | Germany |
| 11 | Peter Dumont | 37 | Brother | Laborer (Iron) | Germany |
| 12 | William Walton | 44 | Head | Laborer (Pt) | Pennsylvania |
| 13 | Elizabeth Walton | 44 | Wife | — | Pennsylvania |
| 14 | William Walton | 17 | Son | Laborer | Pennsylvania |
| 15 | William Gorman | 34 | Head | Laborer | Pennsylvania |
| 16 | Annie Gorman | 15 | Daughter | — | Pennsylvania |
| 17 | Lucy Gorman | 12 | Daughter | At School | Pennsylvania |
| 18 | Francis Gorman | 8 | Son | — | Pennsylvania |
| 19 | Ellen White | 46 | Head | — | England |
| 20 | George White | 28 | Son | Laborer | Pennsylvania |
| 21 | Theresa White | 19 | Daughter | At School | Pennsylvania |
| 22 | Catharine Picton | 38 | Head | Housework | Pennsylvania |
| 23 | Joseph Scales | 39 | Head | Laborer | Pennsylvania |
| 24 | Mary Scales | 34 | Wife | — | Pennsylvania |
| 25 | Stephen Scales | 18 | Son | Laborer (Pt) | Pennsylvania |
| 26 | William Scales | 11 | Son | — | Pennsylvania |
| 27 | Charles Scales | 8 | Son | — | Pennsylvania |
| 28 | Florence Scales | 6 | Daughter | — | Pennsylvania |
| 29 | Charlotte Hughes | 54 | Daughter | — | Pennsylvania |
| 30 | Philip Terrass | 54 | Head | Laborer (Day) | Ireland |
| 31 | Eliza Terrass | 50 | Wife | — | Ireland |
| 32 | Celina Terrass | 8 | Daughter | — | Pennsylvania |
| 33 | Philip Williams | 25 | Head | Blacksmith | Virginia |
| 34 | Hattie Williams | 22 | Wife | — | N. Carolina |
| 35 | Jane Hill | 70 | Mother | Laborer (Day) | Virginia |
| 36 | Clara Hill | 39 | Sister | — | Virginia |
| 37 | Henry Texas | 28 | Boarder | Laborer (Day) | Virginia |
| 38 | Casper Martin | 22 | Boarder | Laborer (Day) | Virginia |
| 39 | William Lurrellen | 21 | Boarder | Laborer (Day) | Virginia |
| 40 | Frederick Crehan | 23 | Head | Laborer (Iron) | Pennsylvania |
| 41 | Lottie Crehan | 22 | Wife | — | Germany |
| 42 | Frederick Crehan | 1 | Son | — | Pennsylvania |
| 43 | Carrie Crehan | 2 | Daughter | — | Pennsylvania |
| 44 | George Finch | 22 | Boarder | — | Pennsylvania |
| 45 | William Mayberry | 46 | Head | Heaver Coal | Maryland |
| 46 | Rebecca Mayberry | 40 | Wife | — | Maryland |
| 47 | Jacob Lang | 40 | Head | Laborer (Day) | Germany |
| 48 | Mary Lang THIS PERSON | 38 | Wife | — | Germany |
| 49 | Charles Lang | 15 | Son | Driver (Team) | Pennsylvania |
| 50 | Rose Lang | 14 | Daughter | — | Pennsylvania |
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)