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John Mcguire — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Baltimore, Maryland
Our Model Tree links this John Mcguire across the 1910, 1920 and 1930 US Censuses in Baltimore, Maryland (XGBoost, ~Confirmed) — first a head (b.~1862), then head of a 2-person household.
Age 68
b. ~1862
Male
Head
Born: Virginia
Widowed
1930 Census Record Details
| Census Year | 1930 |
| Location | Baltimore, Maryland |
| Surname | McGuire |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Industry | Retired |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Veteran | No |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Township / Ward | Lutherville Line 1 To 50 |
| Est. Birth Year | ~1862 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Mcguire | Head | — | 68 | ~1862 |
| John Mcguire | Son | — | 26 | ~1904 |
Census Appearances
1910
Baltimore, Maryland
Head, age 47
Baltimore, Maryland · implied b. ~1863 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGuire |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Virginia |
| Years Married | 24 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Laborer |
| Industry | Farm |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1920
Baltimore, Maryland
Head, age 58
Baltimore, Maryland · implied b. ~1862 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McGuire |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Baltimore, Maryland
Head, age 68
Baltimore, Maryland · implied b. ~1862 — 2 household members
| Surname | McGuire |
| Given Name | John J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 68 |
| Marital Status | Widowed |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Industry | Retired |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 20 |
| Veteran | No |
| 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 John Mcguire across 3 US Census years (1910, 1920 and 1930) in Baltimore, Maryland, using XGBoost record linkage.
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This person
Anchor record
John Mcguire
Head · 1930 · age 68 · b. ~1862 · Maryland
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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 — Baltimore, Maryland
Open full size
1930 US Federal Census — Baltimore, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus846unit:0455)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George J Skipper | 64 | Head | Laborer | Maryland |
| 2 | Lucy B Skipper | 58 | Wife-H | — | Maryland |
| 3 | Loughton E Tracy | 29 | Son-in-law | Chauffeur | Maryland |
| 4 | Debbie Tracy | 30 | Daughter | — | Maryland |
| 5 | Richard Tracy | 9 | Grandson | — | Maryland |
| 6 | Margaret Tracy | 2 | Gr-Daughter | — | Maryland |
| 7 | John J Mcguire THIS PERSON | 68 | Head | — | Virginia |
| 8 | John W Mcguire | 26 | Son | Laborer | Maryland |
| 9 | John F Zink | 40 | Head | Laborer | Maryland |
| 10 | Margaret M Zink | 41 | Wife-H | — | Maryland |
| 11 | Beulah M Zink | 15 | Daughter | — | Maryland |
| 12 | Ella R Zink | 13 | Daughter | — | Maryland |
| 13 | John A Zink | 11 | Son | — | Maryland |
| 14 | Benedict W Zink | 9 | Son | — | Maryland |
| 15 | Margaret M Zink | 7 | Daughter | — | Maryland |
| 16 | William B Zink | 5 | Daughter | — | Maryland |
| 17 | Robert N Zink | 3 | Son | — | Maryland |
| 18 | Cora W Zink | 1 | Son | — | Maryland |
| 19 | Louis J Wartenburger | 56 | Head | Gardener | Germany |
| 20 | Alice J Wartenburger | 54 | Wife-H | — | Ireland Northern |
| 21 | Mary F Wartenburger | 26 | Daughter | — | Maryland |
| 22 | Louis J Jr Wartenburger | 24 | Son | Auto Salesman | Maryland |
| 23 | Alice R Wartenburger | 20 | Daughter | — | Maryland |
| 24 | Harry W Wartenburger | 18 | Son | — | Maryland |
| 25 | Elizabeth Wartenburger | 16 | Daughter | — | Maryland |
| 26 | Helen Wartenburger | 12 | Daughter | — | Maryland |
| 27 | German W Spencer | 40 | Head | Laborer | Maryland |
| 28 | Blanche Spencer | 39 | Wife-H | — | Maryland |
| 29 | Melvin E Spencer | 20 | Son | Laborer | Maryland |
| 30 | Linfield F Spencer | 15 | Son | — | Maryland |
| 31 | Thomas C Conkey | 66 | Head | Farmer | Maryland |
| 32 | Mattie Conkey | 55 | Wife-H | — | Maryland |
| 33 | Thomas Conkey | 27 | Son | Mechanic | Maryland |
| 34 | Clarence W Mcfadden | 25 | Head | Greenkeeper | Maryland |
| 35 | Anna E Mcfadden | 31 | Wife-H | — | Virginia |
| 36 | Vivian E Mcfadden | 11 | Daughter | — | Maryland |
| 37 | Edgar E Mcfadden | 9 | Son | — | Maryland |
| 38 | Shirley R Mcfadden | 5 | Daughter | — | Maryland |
| 39 | Oliver M Shock | 34 | Head | Carpenter | Maryland |
| 40 | Mary F Shock | 30 | Wife-H | — | Maryland |
| 41 | Oliver J Shock | 11 | Son | — | Maryland |
| 42 | Edward R Shock | 9 | Son | — | Maryland |
| 43 | Vernon H Shock | 8 | Son | — | Maryland |
| 44 | Nelson L Shock | 6 | Son | — | Maryland |
| 45 | Mary K Shock | 4 | Daughter | — | Maryland |
| 46 | Milton R Shock | 2 | Son | — | Maryland |
| 47 | Jefferson M Shock | 1 | Son | — | Maryland |
| 48 | Owen Cockey | 29 | Head | Draftsman | Maryland |
| 49 | Emma L Cockey | 27 | Wife-H | — | Maryland |
| 50 | Burton A Cockey | 8 | Son | — | Maryland |
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)