WC
William Carr — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Merrimack, New Hampshire
Our Model Tree links this William Carr across the 1900, 1910, 1920 and 1930 US Censuses in Merrimack, New Hampshire (XGBoost, ~Confirmed) — first a head (b.~1858), then head of a 3-person household.
Age 72
b. ~1858
Male
Head
Born: New Hampshire
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Merrimack, New Hampshire |
| Surname | Carr |
| Given Name | William M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 28 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Additional Details | |
| Occupation | Proprietor |
| Industry | General store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Radio Set | R |
| Birth State | New Hampshire |
| Birth Country | United States |
| Birthplace (normalized) | new hampshire |
| Occupation | Proprietor |
| Township / Ward | Bradford Town |
| Est. Birth Year | ~1858 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Lena Carr | Daughter | — | 38 | ~1892 |
| William Carr | Head | — | 72 | ~1858 |
| Mary Carr | Other | — | 58 | ~1872 |
Census Appearances
1900
Merrimack, New …
Head, age 43
Merrimack, New Hampshire · implied b. ~1857 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | William M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Birth Month | May |
| Birth Year | 1857 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | General Merchant |
| 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 53
Merrimack, New Hampshire · implied b. ~1857 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | William M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Years Married | 28 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Retail Merchant |
| Industry | Grocery |
| 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 62
Merrimack, New Hampshire · implied b. ~1858 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carr |
| Given Name | William M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Retail merchant |
| Industry | General store |
| Class of Worker | Own |
| 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 |
1930
Merrimack, New …
Head, age 72
Merrimack, New Hampshire · implied b. ~1858 — 3 household members
| Surname | Carr |
| Given Name | William M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | New Hampshire |
| Age at First Marriage | 28 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Proprietor |
| Industry | General store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Radio Set | R |
| 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 William Carr across 4 US Census years (1900, 1910, 1920 and 1930) in Merrimack, New Hampshire, using XGBoost record linkage.
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This person
Anchor record
William Carr
Head · 1930 · age 72 · b. ~1858 · New Hampshire
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Merrimack, New Hampshire
Open full size
1930 US Federal Census — Merrimack, New Hampshire
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1304unit:0118)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 81 | Helen M. Wentworth | 24 | Step daughter | Teacher | Massachusetts |
| 82 | Harry G. Dodge | 24 | Head | Clerk | New Hampshire |
| 83 | Audrey K. Dodge | 27 | Wife-H | — | Canada English |
| 84 | Will H. Page | 57 | Head | Laborer | Vermont |
| 85 | Elizabeth S. Page | 54 | Wife-H | — | Canada English |
| 86 | Celestia E. Foster | 75 | Mo-in-law | — | Canada English |
| 87 | Charles H. Page | 25 | Son | Laborer | Vermont |
| 88 | Carroll S. Page | 21 | Son | Lineman | Vermont |
| 89 | Bert A. Messer | 73 | Head | — | New Hampshire |
| 90 | Frank H. Messer | 77 | Head | — | New Hampshire |
| 91 | Virginia E. Messer | 25 | Wife-H | — | Canada English |
| 92 | Virginia O. Messer | 2 | Daughter | — | Florida |
| 93 | Frank E. Boyle | 55 | Boarder | Pattern Maker | New York |
| 94 | Henry Bellows | 63 | Head | Janitor | New Hampshire |
| 95 | Leon E. Perkins | 49 | Head | Carpenter | New Hampshire |
| 96 | Purlington G. Wells | 43 | Head | Clerk | New Hampshire |
| 97 | Myra H. Wells | 72 | Wife-H | — | New Hampshire |
| 98 | Wesley H. Wells | 7 | Son | — | New Hampshire |
| 99 | Henry A. Wright | 40 | Head | Laborer | New Hampshire |
| 100 | Hazel D. Wright | 38 | Wife-H | — | New Hampshire |
| 101 | Earl H. Wright | 11 | Son | — | New Hampshire |
| 102 | Eleanor J. Wright | 8 | Daughter | — | New Hampshire |
| 103 | Richard B. Wright | 7 | Son | — | New Hampshire |
| 104 | Alice C. Wright | 4 | Daughter | — | New Hampshire |
| 105 | Jennie L. Perkins | 65 | Head | — | New Hampshire |
| 106 | Helen E. Long | 42 | Daughter | Musician | New Hampshire |
| 107 | Lawrence F. Long | 16 | Gr-son | — | New Hampshire |
| 108 | Harry F. Long | 10 | Gr-son | — | New Hampshire |
| 109 | William M. Carr THIS PERSON | 72 | Head | Proprietor | New Hampshire |
| 110 | Mary H. Carr | 58 | Wife-H | — | Massachusetts |
| 111 | Lena F. Carr | 38 | Daughter | Teacher | New Hampshire |
| 112 | George Rand | 96 | Head | — | New Hampshire |
| 113 | Addie A. Cheney | 72 | Daughter | — | New Hampshire |
| 114 | George W. Peaslee | 66 | Head | Laborer | New Hampshire |
| 115 | Fred Peaslee | 69 | Head | Patrol | New Hampshire |
| 116 | Lizzie F. Peaslee | 59 | Wife-H | — | New Hampshire |
| 117 | Sophronia A. Hadley | 91 | Mo-in-law | — | New Hampshire |
| 118 | George W. Cofrin | 68 | Head | — | New Hampshire |
| 119 | Lillian M. Cofrin | 55 | Wife-H | — | Massachusetts |
| 120 | Helen F. Cofrin | 27 | Daughter | Reg. Nurse | New Hampshire |
| 121 | Harriett G. Evans | 74 | Mo-in-law | — | New Hampshire |
| 122 | William J. Peters | 70 | Head | Barber | England |
| 123 | Carrie K. Peters | 65 | Wife-H | — | Vermont |
| 124 | Harry M. Landgraff | 48 | Head | Director | New York |
| 125 | Adale Landgraff | 41 | Wife-H | — | New York |
| 126 | Alfred E. Bagger | 50 | Br-in-law | Poultryman | Denmark |
| 127 | Ada E. Rand | 69 | Head | — | New Hampshire |
| 128 | Ida M. Gillingham | 64 | Head | — | New Hampshire |
| 129 | Marietta Huntington | 66 | Sister | — | New Hampshire |
| 130 | Thomas R. Nolan | 42 | Head | Meat Cutter | New Hampshire |
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)