MD
Mary Delaney — 1900 US Census Record
Linked across censuses1900 United States Federal Census · Norfolk, Massachusetts
Our Model Tree links this Mary Delaney across the 1900, 1910 and 1920 US Censuses in Norfolk, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1860), then head of a 3-person household.
Age 40
b. ~1860
Female
Spouse
Born: Ireland
Married
1900 Census Record Details
| Census Year | 1900 |
| Location | Norfolk, Massachusetts |
| Surname | Delaney |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Aug |
| Birth Year | 1860 |
| Year of Immigration | 1887 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | England |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | Quincy City |
| Est. Birth Year | ~1860 |
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.
3 people recorded at the same address in the 1900 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Delaney | Head | — | 43 | ~1857 |
| Mary Delaney | Spouse | — | 40 | ~1860 |
| Martin Delaney | Son | — | 3 | ~1897 |
Census Appearances
1900
Norfolk, Massachusetts
Spouse, age 40
Norfolk, Massachusetts · implied b. ~1860 — 3 household members
| Surname | Delaney |
| Given Name | Mary A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ireland |
| Birth Month | Aug |
| Birth Year | 1860 |
| Year of Immigration | 1887 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1910
Norfolk, Massachusetts
Spouse, age 49
Norfolk, Massachusetts · implied b. ~1861 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Delaney |
| Given Name | Mrs John |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ireland |
| Years Married | 14 |
| Children Born | 3 |
| Children Living | 1 |
| Year of Immigration | 1887 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Norfolk, Massachusetts
Spouse, age 58
Norfolk, Massachusetts · implied b. ~1862 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Delaney |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1882 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Year of Naturalization | 1891 |
| Birthplace (normalized) | ireland |
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 Delaney across 3 US Census years (1900, 1910 and 1920) in Norfolk, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
Mary Delaney
Spouse · 1900 · age 40 · b. ~1860 · Massachusetts
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1900 US Federal Census — Norfolk, Massachusetts
Open full size
1900 US Federal Census — Norfolk, Massachusetts
Page Contents
35 people indexed on this census page (ia:1900:12thcensusofpopu671unit:0367)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Eleanor G Cook | 34 | Wife | — | Massachusetts |
| 52 | Rosamond S Cook | 1 | Daughter | — | Massachusetts |
| 53 | Edgar A King | 50 | Head | Book Keeper | Vermont |
| 54 | Katie P King | 42 | Wife | — | Massachusetts |
| 55 | Gertrude King | 15 | Daughter | At School | Massachusetts |
| 56 | Helen King | 12 | Daughter | At School | Massachusetts |
| 57 | Frances A Silva | 35 | Head | Dress Maker | New York |
| 58 | Mabel H Silva | 16 | Daughter | — | Massachusetts |
| 59 | Ethel F Silva | 15 | Daughter | At School | Massachusetts |
| 60 | Frank B Silva | 12 | Son | At School | Massachusetts |
| 61 | Joseph N Silva | 10 | Son | At School | Massachusetts |
| 62 | Charles F Baker | 34 | Head | Book Keeper | Massachusetts |
| 63 | Ruth L Baker | 32 | Wife | — | Massachusetts |
| 64 | Mollie L Baker | 11 | Daughter | At School | Massachusetts |
| 65 | Warren S Baker | 8 | Son | At School | Massachusetts |
| 66 | Gertrude F Baker | 7 | Daughter | At School | Massachusetts |
| 67 | Howard W Baker | 2 | Son | — | Massachusetts |
| 68 | Clarence H Barstow | 39 | Head | Conductor Pullman Car | Massachusetts |
| 69 | Elmira Barstow | 71 | Mother | — | Virginia |
| 70 | Ella R Barstow | 34 | Sister | — | Massachusetts |
| 71 | James J Cadder | 24 | Head | Book Keeper | Massachusetts |
| 72 | Harriet P Cadder | 21 | Wife | — | Massachusetts |
| 73 | John Delaney | 42 | Head | Day Laborer | Ireland |
| 74 | Mary A Delaney THIS PERSON | 39 | Wife | — | Ireland |
| 75 | Martin J Delaney | 3 | Son | — | Massachusetts |
| 76 | John J Mccarty | 45 | Head | Day Laborer | Ireland |
| 77 | Margaret Mccarty | 70 | Mother | — | Ireland |
| 78 | Dennis Mccarty | 30 | Brother | Day Laborer | Ireland |
| 79 | Mary Mccarty | 25 | Sister | Servant | Ireland |
| 80 | Patrick Mullaney | 37 | Head | — | Ireland |
| 81 | Margaret E Mullaney | 12 | Daughter | At School | Massachusetts |
| 82 | Hannah A Mullaney | 9 | Daughter | At School | Massachusetts |
| 83 | John A Mullaney | 7 | Son | At School | Massachusetts |
| 84 | Michael L Mullaney | 4 | Son | — | Massachusetts |
| 85 | Eva N Mullaney | 1 | Daughter | — | Massachusetts |
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)