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Mary Merrill — 1930 US Census Record
Model Tree available1930 United States Federal Census · Grafton, New Hampshire
Our Model Tree links this Mary Merrill across the 1910, 1920 and 1930 US Censuses in Grafton, New Hampshire (XGBoost, ~Confirmed), with identified parents Albert & Edith — first a daughter (b.~1908), then head of a 11-person household.
Age 22
b. ~1908
Female
Daughter
Born: New Hampshire
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Grafton, New Hampshire |
| Surname | Merrill |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 23 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Township / Ward | Thornton Town |
| Est. Birth Year | ~1908 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eva Merrill | Daughter | — | 24 | ~1906 |
| Alice Merrill | Daughter | — | 17 | ~1913 |
| Mary Merrill | Daughter | — | 22 | ~1908 |
| Frank Merrill | Son | — | 27 | ~1903 |
| Isabelle Merrill | Daughter | — | 12 | ~1918 |
| Albert Merrill | Son | — | 8 | ~1922 |
| Albert Merrill | Head | — | 47 | ~1883 |
| Edith Merrill | Spouse | — | 48 | ~1882 |
| Maledon Merrill | Son | — | ~1930 | |
| Nellie Merrill | Daughter | — | 14 | ~1916 |
| Fred Merrill | Son | — | 30 | ~1900 |
Census Appearances
1910
Grafton, New …
Daughter, age 2
Grafton, New Hampshire · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Merrill |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
Grafton, New …
Daughter, age 12
Grafton, New Hampshire · implied b. ~1908 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Merrill |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1930
Grafton, New …
Daughter, age 22
Grafton, New Hampshire · implied b. ~1908 — 11 household members
| Surname | Merrill |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 23 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read/Write | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
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 Merrill across 3 US Census years (1910, 1920 and 1930) in Grafton, New Hampshire, using XGBoost record linkage. Identified parents: father Albert Merrill (~0.92 confidence) and mother Edith Merrill (~0.92 confidence) and father Samuel Tyrell (~0.83 confidence) and mother Ruth Tyrell (~0.83 confidence). The pedigree spans 2 generations with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Father
Albert Merrill
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Edith Merrill
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
Samuel Tyrell
b. ~1837
Source mother>father
● Household
· direct · ~0.83
Mother
Ruth Tyrell
b. ~1846
Source mother>mother
● Household
· direct · ~0.83
This person
Anchor record
Mary Merrill
Daughter · 1930 · age 22 · b. ~1908 · New Hampshire
★ You are viewing this record
Sibling
Eva Merrill
Sibling · 1930 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Maledon Merrill
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabelle Merrill
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Merrill
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Merrill
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Merrill
Sibling · 1930 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Merrill
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Merrill
Sibling · 1930 · age 8
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
1930 US Federal Census — Grafton, New Hampshire
Open full size
1930 US Federal Census — Grafton, New Hampshire
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1301unit:0210)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Ethel P. Burhoe | 19 | Daughter | — | New Hampshire |
| 52 | William Lyford | 68 | Head | Farmer | New Hampshire |
| 53 | May C. Lyford | 67 | Wife | — | New Hampshire |
| 54 | John M. Mckay | 35 | Boarder | — | United States |
| 55 | John W. Hollins | 56 | Head | Farmer | England |
| 56 | Grace B. Hollins | 50 | Wife | — | Canada English |
| 57 | Guy F. Downing | 56 | Head | Farmer | Vermont |
| 58 | Lillian B. Downing | 52 | Wife | — | Vermont |
| 59 | Leslie M. Downing | 18 | Son | — | New Hampshire |
| 60 | Maurice C. Downing | 16 | Son | — | New Hampshire |
| 61 | Frank G. Downing | 15 | Son | — | New Hampshire |
| 62 | Nila E. Downing | 13 | Daughter | — | New Hampshire |
| 63 | Chester E. Downing | 21 | Son | Mill Hand | New Hampshire |
| 64 | Margaret L. Avery | 31 | Head | Housework | New Hampshire |
| 65 | Lester L. Avery | 31 | Husband | Farmer | New Hampshire |
| 66 | Viola Avery | 7 | Daughter | — | New Hampshire |
| 67 | Smith Merrill | 28 | Head | Farmer | New Hampshire |
| 68 | Isabel L. Merrill | 21 | Wife | — | New Hampshire |
| 69 | Arlene M. Merrill | 4 | Daughter | — | New Hampshire |
| 70 | Arnold S. Merrill | 1 | Son | — | New Hampshire |
| 71 | Walter G. Applebee | 23 | Head | Farmer | New Hampshire |
| 72 | Bertha M. Applebee | 19 | Wife | — | Vermont |
| 73 | Viola L. Applebee | 15 | Daughter | — | New Hampshire |
| 74 | Ernest E. Applebee | 14 | Son | — | New Hampshire |
| 75 | John L. Applebee | 13 | Son | — | New Hampshire |
| 76 | Christina M. Applebee | 9 | Daughter | — | New Hampshire |
| 77 | Madeline J. Applebee | 5 | Daughter | — | New Hampshire |
| 78 | Robert G. Applebee | 3 | Son | — | New Hampshire |
| 79 | Fredricka R. Haley | 36 | Daughter | — | Massachusetts |
| 80 | Nathan P. Applebee | 57 | Brother | — | New Hampshire |
| 81 | Orias M. Willoughby | 56 | Boarder | Farmer | New Hampshire |
| 82 | Robert W. Sutherland | 64 | Head | Farmer | Canada English |
| 83 | Martha S. Sutherland | 51 | Wife | — | New Hampshire |
| 84 | Frank L. Avery | 78 | Uncle | Farm Laborer | New Hampshire |
| 85 | Horace G. Plummer | 52 | Head | Board Sawyer | New Hampshire |
| 86 | Eva L. Plummer | 40 | Wife | — | New Hampshire |
| 87 | Mildred B. Plummer | 19 | Daughter | — | New Hampshire |
| 88 | Charles W. Hanson | 58 | Head | Camp Manager | Maine |
| 89 | Mary S. Hanson | 48 | Wife | Manager Tea Room | Maine |
| 90 | Albert L. Merrill | 47 | Head | Farmer | New Hampshire |
| 91 | Edith G. Merrill | 48 | Wife | — | New Hampshire |
| 92 | Fred D. Merrill | 30 | Son | Farmer | New Hampshire |
| 93 | Frank L. Merrill | 27 | Son | Fireman | New Hampshire |
| 94 | Mary E. Merrill THIS PERSON | 22 | Daughter | — | New Hampshire |
| 95 | Alice H. Merrill | 17 | Daughter | — | New Hampshire |
| 96 | Nellie C. Merrill | 14 | Daughter | — | New Hampshire |
| 97 | Isabelle G. Merrill | 12 | Daughter | — | New Hampshire |
| 98 | Albert L. Jr. Merrill | 8 | Son | — | New Hampshire |
| 99 | Eva R. Merrill | 24 | Daughter | — | New Hampshire |
| 100 | Maledon L. Merrill | 0 | Son | — | New Hampshire |
Pedigree Summary
Mary + 8 siblings
Gen 1 · 2 parents
~0.92
Gen 2 · 2 grandparents
~0.83
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)