JD
James Duffy — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Henrico, Virginia
Our Model Tree links this James Duffy across the 1900, 1910, 1920 and 1930 US Censuses in Henrico, Virginia (XGBoost, ~Confirmed) — first a head (b.~1863), then head of a 6-person household.
Age 67
b. ~1863
Male
Head
Born: Virginia
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Henrico, Virginia |
| Surname | Duffy |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 12000 |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Richmond City |
| Est. Birth Year | ~1863 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Ellen Maynes | Daughter | — | 44 | ~1886 |
| Mamie Duffy | Daughter | — | 39 | ~1891 |
| James Duffy | Head | — | 67 | ~1863 |
| James Maynes | Other | — | 20 | ~1910 |
| Mary Maynes | Other | — | 16 | ~1914 |
| James Duffy | Son | — | 38 | ~1892 |
Census Appearances
1900
Henrico, Virginia
Head, age 37
Henrico, Virginia · implied b. ~1863 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Virginia |
| Birth Month | Feb |
| Birth Year | 1863 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Grocer |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1910
Henrico, Virginia
Head, age 47
Henrico, Virginia · implied b. ~1863 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duffy |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Blacksmith |
| Industry | Locomotive Works |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1920
Henrico, Virginia
Head, age 56
Henrico, Virginia · implied b. ~1864 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Daffy |
| Given Name | James S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 56 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Virginia |
| Occupation | Blacksmith |
| Industry | Locomotive Wks |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth State | Virginia |
| Birth Country | United States |
| Year of Naturalization | R |
| Birthplace (normalized) | virginia |
1930
Henrico, Virginia
Head, age 67
Henrico, Virginia · implied b. ~1863 — 6 household members
| Surname | Duffy |
| Given Name | James A |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Virginia |
| Age at First Marriage | 20 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 12000 |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Duffy across 4 US Census years (1900, 1910, 1920 and 1930) in Henrico, Virginia, using XGBoost record linkage.
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This person
Anchor record
James Duffy
Head · 1930 · age 67 · b. ~1863 · Virginia
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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 — Henrico, Virginia
Open full size
1930 US Federal Census — Henrico, Virginia
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2476unit:0572)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Evan R Chesterman | 59 | Head | Examiner | Virginia |
| 52 | Ellen F Chesterman | 52 | Wife | — | Virginia |
| 53 | Evan R Jr Chesterman | 32 | Son | Secretary | Virginia |
| 54 | Mildred D Chesterman | 19 | Daughter | — | Virginia |
| 55 | Maude E Fentress | 34 | Boarder | Teacher | Virginia |
| 56 | James A Duffy THIS PERSON | 67 | Head | — | Virginia |
| 57 | James P Duffy | 38 | Son | Merchant | Virginia |
| 58 | Mamie R Duffy | 39 | Daughter | — | Virginia |
| 59 | Ellen T Maynes | 44 | Daughter | — | Virginia |
| 60 | James P Maynes | 20 | G Son | Clerk | Virginia |
| 61 | Mary S Maynes | 16 | G Daughter | — | Virginia |
| 62 | Louis P Slay | 47 | Head | Sales Manager | Virginia |
| 63 | Daisy F Slay | 44 | Wife | — | Virginia |
| 64 | L P Jr Slay | 17 | Son | — | Virginia |
| 65 | Joseph H Elam | 60 | Head | Clerk | Virginia |
| 66 | B H Elam | 48 | Wife | — | Indiana |
| 67 | Jane A Langhorne | 76 | Head | — | Virginia |
| 68 | Louis A Jr Langhorne | 24 | Son | — | Virginia |
| 69 | Verne V Wright | 32 | Lodger | Nurse | Virginia |
| 70 | Madaline M Hayle | 25 | Lodger | Nurse | North Carolina |
| 71 | Max J Vizer | 49 | Head | Merchant | Poland |
| 72 | Isoline Vizer | 42 | Sister | Clerk | Virginia |
| 73 | Beulah M Roy | 51 | Sister | — | Virginia |
| 74 | Ellis Miller | 50 | Brother | Clerk | Virginia |
| 75 | Hazel M Miller | 45 | Sister | Clerk | Virginia |
| 76 | E H Miller | 14 | Nephew | — | Virginia |
| 77 | Caroline Carter | 19 | Servant | Cook | Virginia |
| 78 | Henry R Pollard | 60 | Head | President | Virginia |
| 79 | Julia W Pollard | 60 | Wife | — | Virginia |
| 80 | Albert W Pollard | 33 | Son | Vice President | Virginia |
| 81 | Henry R Jr Pollard | 30 | Son | Salesman | Virginia |
| 82 | Julia C Pollard | 24 | Daughter | Teacher | Virginia |
| 83 | Jessie G Pollard | 19 | Daughter | — | Virginia |
| 84 | Charles Chaplin | 48 | Servant | Butler | Virginia |
| 85 | Agnes Jackson | 28 | Servant | Cook | Virginia |
| 86 | Frank M La Touche | 34 | Head | Salesman | Virginia |
| 87 | Bessie R La Touche | 30 | Wife | — | Virginia |
| 88 | Nancy E La Touche | 2 | Daughter | — | Virginia |
| 89 | Nora B Robinson | 75 | Mother in law | — | Virginia |
| 90 | Henry W Beazley | 48 | Head | Lawyer | Virginia |
| 91 | Nancy T Williams | 44 | Head | — | Virginia |
| 92 | Emily E Thomas | 47 | Sister | Nurse | Virginia |
| 93 | Francis T Gregory | 34 | Sister | — | Virginia |
| 94 | Edward T Gregory | 3 | Nephew | — | Virginia |
| 95 | C Baylor Hill | 69 | Head | Vice President | Virginia |
| 96 | Mattie L Hill | 63 | Wife | — | Virginia |
| 97 | John T Jacob | 77 | Head | — | Virginia |
| 98 | Nettie S Jacob | 66 | Wife | — | Virginia |
| 99 | James T Wood | 30 | Head | — | Virginia |
| 100 | Dorothy Mccallum | 22 | Lodger | Nurse | Massachusetts |
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)