JH
John Hardy — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Merrimack, New Hampshire
Our Model Tree links this John Hardy across the 1900, 1910 and 1920 US Censuses in Merrimack, New Hampshire (XGBoost, ~Confirmed) — first a head (b.~1846), then head of a 2-person household.
Age 74
b. ~1846
Male
Head
Born: New Hampshire
Widowed
1920 Census Record Details
| Census Year | 1920 |
| Location | Merrimack, New Hampshire |
| Surname | Hardy |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Farmer |
| Township / Ward | Hooksett Town |
| Est. Birth Year | ~1846 |
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.
2 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Bertha Hardy | Daughter | — | 37 | ~1883 |
| John Hardy | Head | — | 74 | ~1846 |
Census Appearances
1900
Merrimack, New …
Head, age 55
Merrimack, New Hampshire · implied b. ~1845 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardy |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Birth Month | Mar |
| Birth Year | 1845 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Farmer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1910
Merrimack, New …
Head, age 65
Merrimack, New Hampshire · implied b. ~1845 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hardy |
| Given Name | John O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Years Married | 43 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | farmer |
| Industry | home farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
1920
Merrimack, New …
Head, age 74
Merrimack, New Hampshire · implied b. ~1846 — 2 household members
| Surname | Hardy |
| Given Name | John C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 74 |
| Marital Status | Widowed |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| 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 John Hardy across 3 US Census years (1900, 1910 and 1920) in Merrimack, New Hampshire, using XGBoost record linkage.
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This person
Anchor record
John Hardy
Head · 1920 · age 74 · b. ~1846 · New Hampshire
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Merrimack, New Hampshire
Open full size
1920 US Federal Census — Merrimack, New Hampshire
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1012unit:0816)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laura J. Pike | 57 | Wife | — | New Hampshire |
| 2 | John Seitz | 35 | Head | Farmer | Germany |
| 3 | Mamie Seitz | 31 | Wife | — | Vermont |
| 4 | Doris M. Seitz | 14 | Stepdaughter | — | New Hampshire |
| 5 | Margaret S. Seitz | 42 | Boarder | — | New Hampshire |
| 6 | Frank P. Poor | 70 | Head | Farmer | New Hampshire |
| 7 | Hattie E. Poor | 67 | Wife | — | Wisconsin |
| 8 | Thomas L. Poor | 42 | Son | Farm Laborer | New Hampshire |
| 9 | Alice Y. Poor | 30 | Daughter-in-law | — | Canada |
| 10 | Frank A. Poor | 7 | Grandson | — | New Hampshire |
| 11 | Lilah J. Poor | 3 | Granddaughter | — | New Hampshire |
| 12 | Samuel Poor | 35 | Head | Farmer | New Hampshire |
| 13 | Effie L. Poor | 35 | Wife | — | Canada |
| 14 | Mattie C. Poor | 12 | Daughter | — | New Hampshire |
| 15 | William G. Nowell | 81 | Boarder | — | New Hampshire |
| 16 | John C. Hardy THIS PERSON | 74 | Head | Farmer | New Hampshire |
| 17 | Bertha D. Hardy | 37 | Daughter | — | New Hampshire |
| 18 | Savory T. Burbank | 46 | Head | Dynamo Tender | New Hampshire |
| 19 | Mattie V. Burbank | 44 | Wife | Cloth Inspector | New Hampshire |
| 20 | Ralph S. Burbank | 21 | Son | Teamster | New Hampshire |
| 21 | Roscoe W. Burbank | 16 | Son | Dye Boy | New Hampshire |
| 22 | Ira H. Cate | 38 | Head | Farmer | New Hampshire |
| 23 | Mary H. Cate | 30 | Wife | — | New Hampshire |
| 24 | Herbert R. Cate | 6 | Son | — | New Hampshire |
| 25 | Dorothy M. Cate | 4 | Daughter | — | New Hampshire |
| 26 | Amy J. Cate | 47 | Head | Farm Laborer | New Hampshire |
| 27 | Flora O. Cate | 44 | Wife | — | New Hampshire |
| 28 | Arthur H. Cate | 12 | Son | — | New Hampshire |
| 29 | Bertena Hooker | 24 | Boarder | Teacher | Vermont |
| 30 | George W. Wentworth | 62 | Head | Farm Laborer | New Hampshire |
| 31 | Linda G. Wentworth | 56 | Wife | — | Maine |
| 32 | Frank Silva | 48 | Head | Farmer | New Hampshire |
| 33 | Mystie B. Silva | 39 | Wife | — | New Hampshire |
| 34 | Mildred P. Silva | 15 | Stepdaughter | — | New Hampshire |
| 35 | Theodore Boudreau | 29 | Head | Farmer | Canada |
| 36 | Alexina C. Boudreau | 29 | Wife | Drawer In | New Hampshire |
| 37 | Hiram W. Austin | 70 | Head | Farmer | New Hampshire |
| 38 | Flora M. Austin | 61 | Wife | — | New Hampshire |
| 39 | Ralph H. Austin | 25 | Son | Farm Laborer | New Hampshire |
| 40 | George H. Elliott | 44 | Head | Farm Laborer | New Hampshire |
| 41 | Jessie L. Elliott | 34 | Wife | — | Vermont |
| 42 | Marion S. Elliott | 16 | Daughter | — | New Hampshire |
| 43 | Raymond H. Elliott | 14 | Son | — | New Hampshire |
| 44 | Norman E. Elliott | 12 | Son | — | New Hampshire |
| 45 | G. Harold Elliott | 9 | Son | — | New Hampshire |
| 46 | Grace A. Elliott | 7 | Daughter | — | New Hampshire |
| 47 | Jessie D. Elliott | 5 | Daughter | — | New Hampshire |
| 48 | Lloyd B. Elliott | 3 | Son | — | New Hampshire |
| 49 | Velma A. Elliott | 1 | Daughter | — | New Hampshire |
| 50 | James Thiss | 77 | Head | Farmer | Vermont |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)