MC
Mary Chambers — 1900 US Census Record
Model Tree available1900 United States Federal Census · New Castle, Delaware
Our Model Tree links this Mary Chambers across the 1900, 1910 and 1920 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed), with identified parents Gilbert & Albert — first a daughter (b.~1894), then head of a 5-person household.
Age 6
b. ~1894
Female
Daughter
Born: Delaware
Single
1900 Census Record Details
| Census Year | 1900 |
| Location | New Castle, Delaware |
| Surname | Chambers |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Delaware |
| Birth Month | Feb |
| Birth Year | 1894 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | White Clay Creek Hundred Exclusive Of Newark |
| Est. Birth Year | ~1894 |
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.
5 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Hettie Chambers | Daughter | — | 7 | ~1893 |
| Mary Chambers | Daughter | — | 6 | ~1894 |
| Gilbert Chambers | Head | — | 49 | ~1851 |
| Gilbert Chambers | Son | — | 2 | ~1898 |
| Lydia Chambers | Spouse | — | 36 | ~1864 |
Census Appearances
1900
New Castle, …
Daughter, age 6
New Castle, Delaware · implied b. ~1894 — 5 household members
| Surname | Chambers |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Delaware |
| Birth Month | Feb |
| Birth Year | 1894 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1910
New Castle, …
Daughter, age 15
New Castle, Delaware · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | M Edna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1920
New Castle, …
Daughter, age 23
New Castle, Delaware · implied b. ~1897 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | M. Edna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Delaware |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Occupation | Bookkeeper |
| Industry | Shipyard |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
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 Chambers across 3 US Census years (1900, 1910 and 1920) in New Castle, Delaware, using XGBoost record linkage. Identified parents: father Gilbert Chambers (~0.92 confidence) and father Albert Chambers (~0.92 confidence) and father Gilbert Chambers (~0.92 confidence) and mother Lydia Chambers (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Gilbert Chambers
b. ~1851
Source father
● Household
· direct · ~0.92
Father
Albert Chambers
b. ~1857
Source father
● Household
· direct · ~0.92
Father
Gilbert Chambers
b. ~1857
Source father
● Household
· direct · ~0.92
Mother
Lydia Chambers
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Chambers
Daughter · 1900 · age 6 · b. ~1894 · Delaware
★ You are viewing this record
Sibling
Gilbert Chambers
Sibling · 1900 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hettie Chambers
Sibling · 1900 · age 7
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 — New Castle, Delaware
Open full size
1900 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1900:12thcensusofpopu157unit:0102)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles P. Wollaston | 27 | Head | Farmer | Delaware |
| 2 | Eva E. Wollaston | 24 | Wife | — | Delaware |
| 3 | Helen M. Wollaston | 2 | Daughter | — | Delaware |
| 4 | Charles H. Wollaston | 0 | Son | — | Delaware |
| 5 | Gilbert B. Chambers | 48 | Head | Blacksmith | Delaware |
| 6 | Lydia J. Chambers | 35 | Wife | — | Delaware |
| 7 | Hettie M. Chambers | 6 | Daughter | At School | Delaware |
| 8 | Mary E. Chambers THIS PERSON | 5 | Daughter | — | Delaware |
| 9 | Gilbert D. Chambers | 2 | Son | — | Delaware |
| 10 | William B. Cook | 38 | Head | Market Gardener | New Jersey |
| 11 | Katie L. Cook | 32 | Wife | — | Delaware |
| 12 | Margaret Cook | 4 | Daughter | — | Delaware |
| 13 | Thomas Mcgrangel | 33 | Head | Section Boss R.R. | Delaware |
| 14 | Mary Mcgrangel | 39 | Wife | — | Ireland |
| 15 | John Doyle | 41 | Head | Day Laborer | Ireland |
| 16 | Maria Doyle | 36 | Wife | — | Ireland |
| 17 | Mary Doyle | 10 | Daughter | At School | Delaware |
| 18 | James Doyle | 8 | Son | At School | Delaware |
| 19 | Rose Doyle | 6 | Daughter | At School | Delaware |
| 20 | Katherine Doyle | 4 | Daughter | — | Delaware |
| 21 | Margaret Doyle | 0 | Daughter | — | Delaware |
| 22 | James Doyle | 38 | Brother | Day Laborer | Ireland |
| 23 | Michael J. Keely | 30 | Head | Day Laborer | Delaware |
| 24 | Katherine G. Keely | 25 | Wife | — | Ireland |
| 25 | James G. Keely | 3 | Son | — | Delaware |
| 26 | John Keely | 1 | Son | — | Delaware |
| 27 | Leo Keely | 1 | Son | — | Delaware |
| 28 | John Keely | 55 | Head | Watchman P.W.R. R.R. | Delaware |
| 29 | Mary Keely | 57 | Wife | — | Ireland |
| 30 | Maggie Keely | 29 | Daughter | — | Delaware |
| 31 | Katie Keely | 28 | Daughter | Dress Maker | Delaware |
| 32 | Mary Keely | 20 | Daughter | — | Delaware |
| 33 | Teresa Keely | 14 | Daughter | At School | Delaware |
| 34 | James P. Lewis | 65 | Head | — | Pennsylvania |
| 35 | Susan Lewis | 60 | Wife | — | Pennsylvania |
| 36 | William R. Roach | 40 | Step Son | — | Pennsylvania |
| 37 | Francis H. G. Lewis | 32 | Son | Color Mixer | Pennsylvania |
| 38 | George Dougherty | 56 | Head | Day Laborer | Delaware |
| 39 | Martha J. Dougherty | 55 | Wife | — | Maryland |
| 40 | William Dougherty | 19 | Son | Day Laborer | Delaware |
| 41 | Lawrence Dougherty | 11 | Son | At School | Delaware |
| 42 | Willard Dougherty | 7 | Son | — | Delaware |
| 43 | Albert C. G. Heim | 41 | Head | Farmer | New Jersey |
| 44 | Elizabeth D. Heim | 38 | Wife | — | New Jersey |
| 45 | Mabel M. Heim | 14 | Daughter | At School | New Jersey |
| 46 | Albertina Heim | 12 | Daughter | At School | New Jersey |
| 47 | Katie B. Heim | 10 | Daughter | At School | New Jersey |
| 48 | Samuel P. Heim | 8 | Son | At School | Delaware |
| 49 | Olive F. Heim | 5 | Daughter | — | Delaware |
| 50 | Samuel P. Cozaboom | 69 | Father in Law | — | New Jersey |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)