MR
Martha Roberts — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Northampton, Pennsylvania
Our Model Tree links this Martha Roberts across the 1900 and 1910 US Censuses in Northampton, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1880), then head of a 7-person household.
Age 20
b. ~1880
Male
Son
Born: Wales
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | Northampton, Pennsylvania |
| Surname | Roberts |
| Given Name | Martha L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Wales |
| Birth Month | Oct |
| Birth Year | 1880 |
| Year of Immigration | 1881 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Additional Details | |
| Occupation | Slate dresser |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
| Occupation | Slate Dresser |
| Township / Ward | Pen Argyl Borough |
| Est. Birth Year | ~1880 |
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 Martha | Age | Birth yr |
|---|---|---|---|---|
| Lizzie Roberts | Daughter | — | 16 | ~1884 |
| Mary Roberts | Daughter | — | 25 | ~1875 |
| John Roberts | Head | — | 42 | ~1858 |
| Jane Roberts | Spouse | — | 44 | ~1856 |
| Annie Roberts | Daughter | — | 18 | ~1882 |
| John Roberts | Son | — | 27 | ~1873 |
| Martha Roberts | Son | — | 20 | ~1880 |
Census Appearances
1900
Northampton, Pennsylvania
Son, age 20
Northampton, Pennsylvania · implied b. ~1880 — 7 household members
| Surname | Roberts |
| Given Name | Martha L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Wales |
| Birth Month | Oct |
| Birth Year | 1880 |
| Year of Immigration | 1881 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Slate dresser |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1910
Northampton, Pennsylvania
Son, age 29
Northampton, Pennsylvania · implied b. ~1881 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Mabel |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Wales |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Slate |
| Industry | Quarry |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
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 Martha Roberts across 2 US Census years (1900 and 1910) in Northampton, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Martha Roberts
Son · 1900 · age 20 · b. ~1880 · Pennsylvania
★ You are viewing this record
Sibling
Lizzie Roberts
Sibling · 1900 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Roberts
Sibling · 1900 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Roberts
Sibling · 1900 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Roberts
Sibling · 1900 · age 25
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 — Northampton, Pennsylvania
Open full size
1900 US Federal Census — Northampton, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu1448unit:0474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Moyer | None | — | — | — |
| 2 | Moyer | None | — | — | — |
| 3 | Moyer | None | — | — | — |
| 4 | Moyer | None | — | — | — |
| 5 | Moyer | None | — | — | — |
| 6 | Moyer | None | — | — | — |
| 7 | Matthews | None | — | — | — |
| 8 | Matthews | None | — | — | — |
| 9 | Matthews | None | — | — | — |
| 10 | Matthews | None | — | — | — |
| 11 | — | None | — | — | — |
| 12 | — | None | — | — | — |
| 13 | — | None | — | — | — |
| 14 | — | None | — | — | — |
| 15 | — | None | — | — | — |
| 16 | — | None | — | — | — |
| 17 | — | None | — | — | — |
| 18 | — | None | — | — | — |
| 19 | — | None | — | — | — |
| 20 | — | None | — | — | — |
| 21 | — | None | — | — | — |
| 22 | — | None | — | — | — |
| 23 | — | None | — | — | — |
| 24 | — | None | — | — | — |
| 25 | — | None | — | — | — |
| 26 | — | None | — | — | — |
| 27 | — | None | — | — | — |
| 28 | — | 34 | — | — | Wales |
| 29 | — | 31 | — | — | Wales |
| 30 | — | 20 | — | — | Wales |
| 31 | — | 17 | — | — | Wales |
| 32 | — | 17 | — | — | Wales |
| 33 | — | 17 | — | — | Wales |
| 34 | — | None | — | — | Pennsylvania |
| 35 | — | 18 | — | — | Pennsylvania |
| 36 | — | None | — | — | Pennsylvania |
| 37 | — | 27 | — | — | — |
| 38 | — | 21 | — | — | Pennsylvania |
| 39 | — | 18 | — | — | Pennsylvania |
| 40 | — | 18 | — | — | Pennsylvania |
| 41 | Albert Jones | 40 | Boarder | — | Pennsylvania |
| 42 | Edward Jones | 41 | Boarder | — | Pennsylvania |
| 43 | Charles Jones | 19 | Boarder | — | Pennsylvania |
| 44 | John Roberts | 41 | Head | Slate Splitter | Wales |
| 45 | Jane Roberts | 43 | Wife | — | Wales |
| 46 | John L Roberts | 26 | Son | Slate Splitter | Wales |
| 47 | Mary G Roberts | 25 | Daughter | Dress Maker | Wales |
| 48 | Martha L Roberts THIS PERSON | 20 | Son | Slate Dresser | Wales |
| 49 | Annie Roberts | 17 | Daughter | — | Pennsylvania |
| 50 | Lizzie Roberts | 15 | 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)