MG
Mary Greer — 1910 US Census Record
Linked across censuses1910 United States Federal Census · New Castle, Delaware
Our Model Tree links this Mary Greer across the 1900 and 1910 US Censuses in New Castle, Delaware (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 6-person household.
Age 29
b. ~1881
Female
Spouse
Born: Delaware
Married
1910 Census Record Details
| Census Year | 1910 |
| Location | New Castle, Delaware |
| Surname | Greer |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Delaware |
| Years Married | 9 |
| Children Born | 4 |
| Children Living | 3 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Additional Details | |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
| Township / Ward | Representative District Thirteenth |
| Est. Birth Year | ~1881 |
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 1910 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Greer | Son | — | 5 | ~1905 |
| Edward Mines | Other | — | 30 | ~1880 |
| Mary Greer | Daughter | — | 7 | ~1903 |
| Katherine Greer | Daughter | — | 3 | ~1907 |
| John Greer | Head | — | 31 | ~1879 |
| Mary Greer | Spouse | — | 29 | ~1881 |
Census Appearances
1900
New Castle, …
Spouse, age 20
New Castle, Delaware · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Greer |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Delaware |
| Birth Month | Feb |
| Birth Year | 1880 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Delaware |
| Birth Country | United States |
| Birthplace (normalized) | delaware |
1910
New Castle, …
Spouse, age 29
New Castle, Delaware · implied b. ~1881 — 6 household members
| Surname | Greer |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Delaware |
| Years Married | 9 |
| Children Born | 4 |
| Children Living | 3 |
| Father's Birthplace | Delaware |
| Mother's Birthplace | Delaware |
| 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 Greer across 2 US Census years (1900 and 1910) in New Castle, Delaware, using XGBoost record linkage.
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This person
Anchor record
Mary Greer
Spouse · 1910 · age 29 · b. ~1881 · Delaware
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1910 US Federal Census — New Castle, Delaware
Open full size
1910 US Federal Census — New Castle, Delaware
Page Contents
50 people indexed on this census page (ia:1910:13thcensus1910po146unit:0065)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William J Dilworth | 61 | Head | Fireman | Pennsylvania |
| 2 | Emily E Dilworth | 57 | Wife | — | Pennsylvania |
| 3 | Walter Dilworth | 18 | Son | Layer | Pennsylvania |
| 4 | May Dilworth | 15 | Daughter | Layer | Delaware |
| 5 | Francis E Dilworth | 13 | Son | — | Delaware |
| 6 | Cathy Dilworth | 10 | Daughter | — | Delaware |
| 7 | Virginia Dilworth | 8 | Daughter | — | Delaware |
| 8 | George Mousley | 32 | Head | Weaver | Delaware |
| 9 | Christina Mousley | 26 | Wife | — | Pennsylvania |
| 10 | Mousley | 5 | Son | — | Delaware |
| 11 | Charlotte Mousley | 3 | Daughter | — | Delaware |
| 12 | Ellen Lynch | 50 | Head | — | Ireland |
| 13 | Jerry Lynch | 25 | Son | Fireman | Pennsylvania |
| 14 | William Lynch | 23 | Son | Beater | Pennsylvania |
| 15 | John Lynch | 20 | Son | — | Pennsylvania |
| 16 | Margaret Lynch | 18 | Daughter | — | Pennsylvania |
| 17 | Margaret Lynch | 17 | Daughter | Cutter | Pennsylvania |
| 18 | Mary Lynch | 15 | Daughter | — | Delaware |
| 19 | Lynch | 14 | Daughter | — | Delaware |
| 20 | Charles Lynch | 12 | Son | — | Delaware |
| 21 | Daniel Mccracken | 37 | Head | Oiler | Ireland |
| 22 | Anna Mccracken | 31 | Wife | — | Pennsylvania |
| 23 | Mary Mccracken | 9 | Daughter | — | Delaware |
| 24 | Samuel Mccracken | 7 | Son | — | Delaware |
| 25 | Anna Mccracken | 5 | Daughter | — | Delaware |
| 26 | Jane Mccracken | 3 | Daughter | — | Delaware |
| 27 | Alfred Oxford | 45 | Head | Manufacturer | Delaware |
| 28 | Laura Oxford | 33 | Wife | — | Delaware |
| 29 | Elsie W Oxford | 6 | Daughter | — | Delaware |
| 30 | William E Loffer | 28 | Head | Paper Maker | Delaware |
| 31 | Eva Loffer | 24 | Wife | — | Delaware |
| 32 | Edgar Loffer | 5 | Son | — | Delaware |
| 33 | Clarence Loffer | 4 | Son | — | Delaware |
| 34 | Walter Loffer | 3 | Son | — | Delaware |
| 35 | James Loffer | 1 | Son | — | Delaware |
| 36 | Sarah Lee | 49 | Head | — | New England |
| 37 | William Mccord | 21 | Son | Oiler | Delaware |
| 38 | Robert Mccord | 18 | Son | Watcher | Delaware |
| 39 | Sarah J Mccord | 17 | Daughter | Cutter | Delaware |
| 40 | Thomas Mccord | 16 | Son | Laborer | New York |
| 41 | Belinda Mccord | 14 | Daughter | — | New York |
| 42 | Joseph Mccord | 12 | Son | — | New York |
| 43 | Annie Mccord | 10 | Daughter | — | New York |
| 44 | Jane Mccord | 9 | Daughter | — | New York |
| 45 | John T Greer | 31 | Head | Water Maker | Delaware |
| 46 | Mary A Greer THIS PERSON | 29 | Wife | — | Delaware |
| 47 | Katherine E Greer | 3 | Daughter | — | Delaware |
| 48 | John T Greer | 5 | Son | — | Delaware |
| 49 | Mary A Greer | 7 | Daughter | — | Delaware |
| 50 | Edward Mines | 30 | Boarder | Machinist | Pennsylvania |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1910 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)