How Atlas thought about thisplace_lookup
Question interpretation
Profile of Pennsylvania — presidential margin history, demographics, and national context.
Resolution strategy
- 01lookup_geography→ pennsylvania
Parameters
{ "query": "Pennsylvania", "preferred_geo_types": [ "state" ] }
Plus 1 comparison shape: national.
Data pulls
- reaggregationpennsylvania · 2024, 2020, 2016, 2012, 2008
- demographicspennsylvania
- historypennsylvania · 2024, 2020, 2016, 2012, 2008
- forecastpennsylvania
Sections
- 01overview
- 02shape_map
- 03historical_trend
- 04demographic_lens
- 05comparison_table
Narrative angle
Headline emphasis. 2024 statewide presidential margin and the cycle-by-cycle trajectory across the last five presidential elections
Frame. Pennsylvania's 2008-2024 presidential trajectory as a battleground state with a distinct cycle-by-cycle arc.
View raw JSON
{
"budget": {
"max_blocks": 20000,
"max_ms_total": 10000,
"max_narrator_tokens": 4000
},
"sections": [
{
"type": "overview",
"ordinal": 1,
"depends_on": [
"pennsylvania"
]
},
{
"type": "shape_map",
"ordinal": 2,
"depends_on": [
"pennsylvania"
]
},
{
"type": "historical_trend",
"ordinal": 3,
"depends_on": [
"pennsylvania"
]
},
{
"type": "demographic_lens",
"ordinal": 4,
"depends_on": [
"pennsylvania"
]
},
{
"type": "comparison_table",
"ordinal": 5,
"depends_on": [
"pennsylvania"
]
}
],
"data_pulls": [
{
"kind": "reaggregation",
"cycles": [
2024,
2020,
2016,
2012,
2008
],
"shape_label": "pennsylvania"
},
{
"kind": "demographics",
"shape_label": "pennsylvania"
},
{
"kind": "history",
"cycles": [
2024,
2020,
2016,
2012,
2008
],
"shape_label": "pennsylvania"
},
{
"kind": "forecast",
"shape_label": "pennsylvania"
}
],
"plan_version": 1,
"narrative_angle": {
"overall_frame": "Pennsylvania's 2008-2024 presidential trajectory as a battleground state with a distinct cycle-by-cycle arc.",
"avoid_emphasizing": [
"Generic 'battleground' or 'Blue Wall' framing without specific numbers",
"Causal claims about PA-specific factors (fracking, suburban shifts, industrial decline) without supporting data"
],
"headline_emphasis": "2024 statewide presidential margin and the cycle-by-cycle trajectory across the last five presidential elections"
},
"resolution_strategy": {
"primary_shape": [
{
"tool": "lookup_geography",
"params": {
"query": "Pennsylvania",
"preferred_geo_types": [
"state"
]
},
"output_label": "pennsylvania"
}
],
"comparison_shapes": [
{
"role": "national"
}
]
},
"confidence_rationale": "Named state with full MV coverage across 5 cycles; direct state-level lookup path with no composition.",
"question_interpretation": {
"summary": "Profile of Pennsylvania — presidential margin history, demographics, and national context.",
"ambiguity_notes": [],
"question_archetype": "place_lookup"
}
}- Plan drafted
- Shape resolved — pennsylvania
- Section 2 · overview
- Section 3 · shape_map
- Section 4 · historical_trend
- Section 5 · demographic_lens
- Section 6 · comparison_table
Pennsylvania's 2008-2024 presidential trajectory as a battleground state with a distinct cycle-by-cycle arc.
Scroll to read the full answer
Pennsylvania's 2008-2024 presidential trajectory as a battleground state with a distinct cycle-by-cycle arc.
- R+1.3
- D+0.7
- 67.9%
R+2.2 in 2024, a 2.9-point rightward swing from D+0.7 in 2020. Pennsylvania's lean score sits at R+1.3 across recent cycles, with 13.3M residents and 67.9% turnout in 2024.
- PA
- 3 · PA
- 40.65°N, 76.65°W
- z6
- 5.83° × 2.80°
Pennsylvania, the Keystone State stretching from Philadelphia across the Appalachians to Pittsburgh.
Shifted 12.2 pts left across 16 years.
Pennsylvania shifted 12.2 points right from 2008 to 2024, ending at R+2.2 after D+9.9 under Obama's first win. The break came in 2016, when margin swung 6.4 points right from D+5.1 to R+1.3. The state has now split its last three cycles: R+1.3, D+0.7, R+2.2.
- 13,269,000
- 10,567,635
- 67.2%
Plurality white at 75.2%, voting-age population 10.57M, 13.27M people total. Non-Hispanic white share approximates 67.2%, with Black residents at 10.9% the second-largest group. Hispanic share sits at 8.0%, Asian at 3.9%.
| Geography | 2016 | 2020 | 2024 | Shift |
|---|---|---|---|---|
| PA | R+1.3 | D+0.7 | R+2.2 | -12.2 pts |
| Clinton | R+34.0 | R+36.3 | R+40.9 | -6.8 pts |
| Pennsylvania | R+0.7 | D+1.2 | R+1.7 | -1.0 pts |
| PA-15 | R+36.4 | R+37.0 | R+38.0 | -1.6 pts |
- PA-12.2 pts
- R+1.3
- D+0.7
- R+2.2
- Clinton-6.8 pts
- R+34.0
- R+36.3
- R+40.9
- Pennsylvania-1.0 pts
- R+0.7
- D+1.2
- R+1.7
- PA-15-1.6 pts
- R+36.4
- R+37.0
- R+38.0
Clinton County stands out on trajectory, moving 6.8 points right since 2016 while PA-15 shifted just 1.6 and Pennsylvania as a whole moved 1.0. Clinton landed at R+40.9 in 2024, running about 3 points redder than its containing PA-15 at R+38.0. The statewide and district lines track their own prior cycles closely; Clinton is the row pulling away.