JC
James Connolly — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ramsey, North Dakota
Our Model Tree links this James Connolly across the 1920 and 1930 US Censuses in Ramsey, North Dakota (XGBoost, ~Confirmed) — first a son (b.~1910), then head of a 9-person household.
Age 20
b. ~1910
Male
Son
Born: North Dakota
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ramsey, North Dakota |
| Surname | Connolly |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | North Dakota |
| Additional Details | |
| Occupation | Labourer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
| Occupation | Labourer |
| Township / Ward | Triumph Township |
| Est. Birth Year | ~1910 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Margaret Connolly | Daughter | — | 13 | ~1917 |
| James Connolly | Head | — | 57 | ~1873 |
| Faith Connolly | Daughter | — | 16 | ~1914 |
| John Connolly | Son | — | 9 | ~1921 |
| Grace Connolly | Daughter | — | 11 | ~1919 |
| Wesley Connolly | Son | — | 18 | ~1912 |
| Maud Connolly | Spouse | — | 44 | ~1886 |
| Richard Connolly | Son | — | 6 | ~1924 |
| James Connolly | Son | — | 20 | ~1910 |
Census Appearances
1920
Ramsey, North …
Son, age 10
Ramsey, North Dakota · implied b. ~1910 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conolly |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | North Dakota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
1930
Ramsey, North …
Son, age 20
Ramsey, North Dakota · implied b. ~1910 — 9 household members
| Surname | Connolly |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | North Dakota |
| Father's Birthplace | Iowa |
| Mother's Birthplace | North Dakota |
| Occupation | Labourer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | North Dakota |
| Birth Country | United States |
| Birthplace (normalized) | north dakota |
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 James Connolly across 2 US Census years (1920 and 1930) in Ramsey, North Dakota, using XGBoost record linkage.
Show:
This person
Anchor record
James Connolly
Son · 1930 · age 20 · b. ~1910 · North Dakota
★ You are viewing this record
Sibling
John Connolly
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Connolly
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Connolly
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Grace Connolly
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wesley Connolly
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Faith Connolly
Sibling · 1930 · age 16
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 — Ramsey, North Dakota
Open full size
1930 US Federal Census — Ramsey, North Dakota
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1740unit:0939)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Andrew Stevens | 11 | Son | None | North Dakota |
| 52 | Glen Stevens | 5 | Son | None | North Dakota |
| 53 | Chester Sampson | 33 | Head | Farmer | Iowa |
| 54 | Thelma Sampson | 32 | Wife | None | England |
| 55 | Ada Sampson | 9 | Daughter | None | North Dakota |
| 56 | Ila I. Sampson | 8 | Son | None | North Dakota |
| 57 | Alda Sampson | 6 | Daughter | None | North Dakota |
| 58 | Constance Sampson | 3 | Daughter | None | North Dakota |
| 59 | Carol Sampson | 1 | Daughter | None | North Dakota |
| 60 | Abner Sampson | 30 | Head | Farmer | Iowa |
| 61 | Mable Sampson | 31 | Wife | None | Iowa |
| 62 | Abner S. Sampson | 7 | Son | None | North Dakota |
| 63 | Milton E. Sampson | 5 | Son | None | North Dakota |
| 64 | Douglas J. Sampson | 4 | Son | None | North Dakota |
| 65 | Franklin J. Sampson | 2 | Son | None | North Dakota |
| 66 | Hiram E. Hegg | 29 | Head | Farmer | North Dakota |
| 67 | Henry M. Hegg | 30 | Brother | Labourer | North Dakota |
| 68 | Thelma B. Hegg | 24 | Sister | None | North Dakota |
| 69 | Palmer Charon | 22 | Head | Farmer | North Dakota |
| 70 | Myrtle I. Charon | 18 | Wife | None | North Dakota |
| 71 | Henry Hanson | 57 | Head | Farmer | Norway |
| 72 | Hilda Hanson | 44 | Wife | None | Sweden |
| 73 | Harold Hanson | 24 | Son | Labourer | North Dakota |
| 74 | William Hanson | 22 | Son | None | North Dakota |
| 75 | Helen Hanson | 21 | Daughter | Labourer | North Dakota |
| 76 | Alice Hanson | 19 | Daughter | Labourer | North Dakota |
| 77 | Hans Hanson | 16 | Son | None | North Dakota |
| 78 | Gladys Hanson | 15 | Daughter | None | North Dakota |
| 79 | Norman Hanson | 12 | Son | None | North Dakota |
| 80 | James J. Connolly | 57 | Head | Farmer | Iowa |
| 81 | Maud M. Connolly | 44 | Wife | None | North Dakota |
| 82 | James Connolly THIS PERSON | 20 | Son | Labourer | North Dakota |
| 83 | Wesley Connolly | 18 | Son | None | North Dakota |
| 84 | Faith Connolly | 16 | Daughter | None | North Dakota |
| 85 | Margaret Connolly | 13 | Daughter | None | North Dakota |
| 86 | Grace Connolly | 11 | Daughter | None | North Dakota |
| 87 | John Connolly | 9 | Son | None | North Dakota |
| 88 | Richard Connolly | 6 | Son | None | North Dakota |
| 89 | Axel Carlson | 43 | Head | Farmer | Finland |
| 90 | Anna Carlson | 51 | Wife | None | Sweden |
| 91 | Carl Axel Carlson | 14 | Son | None | North Dakota |
| 92 | Eda M. Carlson | 11 | Daughter | None | North Dakota |
| 93 | Chris Charon | 27 | Head | Labourer | North Dakota |
| 94 | Cyrus Syrstad | 29 | Lodger | Labourer | North Dakota |
| 95 | Ernest Swenson | 42 | Head | Farmer | Sweden |
| 96 | Gertrude Swenson | 28 | Wife | None | North Dakota |
| 97 | Ernest Swenson | 7 | Son | None | North Dakota |
| 98 | Charles Swenson | 4 | Son | None | North Dakota |
| 99 | Evelyn Swenson | 0 | Daughter | None | North Dakota |
| 100 | Lucille Swenson | 2 | Daughter | None | North Dakota |
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)