JC
James Connolly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dane-County, Wisconsin
Our Model Tree links this James Connolly across the 1930 and 1940 US Censuses in Dane-County, Wisconsin (XGBoost, ~Confirmed) — first a head (b.~1891), then head of a 9-person household.
Age 49
b. ~1891
Male
Head
Born: Wisconsin
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dane-County, Wisconsin |
| Surname | Connolly |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Madison City |
| 1935 Residence (County) | Dane |
| Additional Details | |
| Occupation | Conductor |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1024 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Conductor |
| Township / Ward | Madison City |
| Est. Birth Year | ~1891 |
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 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Connolly | Spouse | — | 45 | ~1895 |
| William Connolly | Son | — | 20 | ~1920 |
| Jimmy Connolly | Son | — | 6 | ~1934 |
| Robert Connolly | Son | — | 15 | ~1925 |
| Dorothy Connolly | Daughter | — | 11 | ~1929 |
| James Connolly | Head | — | 49 | ~1891 |
| Donald Connolly | Son | — | 13 | ~1927 |
| Betty Connolly | Daughter | — | 16 | ~1924 |
| Arlean Connolly | Daughter | — | 12 | ~1928 |
Census Appearances
Head, age 39
Dane, Wisconsin · implied b. ~1891 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connelly |
| Given Name | James F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| Age at First Marriage | 29 |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Occupation | Conductor |
| Industry | Railway |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Radio Set | R |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Dane-County, Wisconsin
Head, age 49
Dane-County, Wisconsin · implied b. ~1891 — 9 household members
| Surname | Connolly |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Madison City |
| 1935 Residence (County) | Dane |
| Occupation | Conductor |
| Industry | Railroad |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1024 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Connolly
Head · 1940 · age 49 · b. ~1891 · Wisconsin
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Dane-County, Wisconsin
Open full size
1940 US Federal Census — Dane-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04469-00592)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joanne Billington | 5 | Daughter | — | Wisconsin |
| 42 | Alfred Mueller | 70 | Head | — | Germany |
| 43 | Amanda Mueller | 65 | Wife | — | Missouri |
| 44 | Robert Fachman | 24 | Lodger | Recreational Director | Wisconsin |
| 45 | Jane Fachman | 21 | Lodger | — | Ohio |
| 46 | Judy Fachman | 5 | Daughter | — | Wisconsin |
| 47 | Frank Powell | 87 | Head | — | Wisconsin |
| 48 | Margaret Powell | 75 | Wife | — | Wisconsin |
| 49 | Walter Farrell | 40 | Lodger | Truck Driver | Wisconsin |
| 50 | Ellen Farrell | 43 | Wife | — | Wisconsin |
| 51 | Oswald Farrell | 6 | Son | — | Wisconsin |
| 52 | Leo Farrell | 5 | Son | — | Wisconsin |
| 53 | Mary Farrell | 1 | Daughter | — | Wisconsin |
| 54 | Ellen Farrell | 1 | Daughter | — | Wisconsin |
| 55 | James Connolly THIS PERSON | 49 | Head | Conductor | Wisconsin |
| 56 | Beatrice Connolly | 45 | Wife | — | Wisconsin |
| 57 | William Connolly | 20 | Son | — | Wisconsin |
| 58 | Betty Connolly | 16 | Daughter | — | Wisconsin |
| 59 | Robert Connolly | 15 | Son | — | Wisconsin |
| 60 | Donald Connolly | 13 | Son | — | Wisconsin |
| 61 | Arlean Connolly | 12 | Daughter | — | Wisconsin |
| 62 | Dorothy Connolly | 11 | Daughter | — | Wisconsin |
| 63 | Jimmy Connolly | 6 | Son | — | Wisconsin |
| 64 | Albert Henning | 53 | Head | Truck Driver | Wisconsin |
| 65 | Pauline Henning | 47 | Wife | — | Wisconsin |
| 66 | Wayne Henning | 10 | Son | — | Wisconsin |
| 67 | Arnold Dammen | 22 | Head | Assistant Director | Minnesota |
| 68 | Margaret Dammen | 29 | Wife | — | Wisconsin |
| 69 | James Dammen | 3 | Son | — | Wisconsin |
| 70 | David Dammen | 3 | Son | — | Wisconsin |
| 71 | Nathan Sweet | 52 | Head | Bricklayer | Russia |
| 72 | Molly Sweet | 47 | Wife | — | Russia |
| 73 | Lillian Sweet | 16 | Daughter | — | Wisconsin |
| 74 | Hazel B. Hoben | 35 | Head | Clerk | Wisconsin |
| 75 | William Hoben | 11 | Son | — | Wisconsin |
| 76 | Betty J. Hoben | 8 | Daughter | — | Wisconsin |
| 77 | Joan C. Hoben | 6 | Daughter | — | Wisconsin |
| 78 | John L. Hoben | 4 | Son | — | Wisconsin |
| 79 | John Hoben | 75 | Father-in-law | — | Germany |
| 80 | Adeline Hoben | 73 | Mother-in-law | — | Wisconsin |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)