133 years in pictures
Census counts: 296 in 1900, 4,244 in 2020. The archive holds 6 old photos and papers going back to 1880 and 6 maps from 1894 on.
1 place on the National Register of Historic Places.
- 1893Aldan is settled
Each edition grades its towns against each other only.

Aldan's standout: it is easier to get around on foot or by transit than 98% of U.S. towns. Overall it grades C+, 764th among Pennsylvania's 1032 graded towns. Natural-hazard risk is low. Its weakest subject is schools: its schools rank behind 85% of the state's. Aldan’s average trip to work is 42 minutes, above both Pennsylvania’s towns (26 minutes) and U.S. towns (25 minutes). Only 45 of Pennsylvania’s 1,717 towns score lower on civic life. Eden Cemetery is on the National Register of Historic Places.
Where Aldan beats most towns.
Where Aldan’s working residents go each day. Line width shows the share.
Census LEHD 2023
Each subject compared with towns across the country (schools within Pennsylvania), ordered by how far Aldan is from typical.
How TownRatings grades towns →
Census counts: 296 in 1900, 4,244 in 2020. The archive holds 6 old photos and papers going back to 1880 and 6 maps from 1894 on.
1 place on the National Register of Historic Places.
Museums, parks, gardens and other places to visit around Aldan. Close and well known come first.
Big draw8 mi MuseumUSS New Jersey
Big draw7 mi Stadium & arenaLincoln Financial Field
Big draw6 mi Stadium & arenaXfinity Mobile Arena
Big draw8 mi Ancient siteIndependence Hall3.0M visitors a year
Big draw7 mi MuseumEastern State Penitentiary
6 mi Park & preserveSchuylkill RiverUSS New Jersey: Camera Operator: PH3 BRYANT, Public domain · Lincoln Financial Field: The original uploader was Betp at French Wikipedia., CC BY-SA 3.0 · Xfinity Mobile Arena: Jen Smith, CC BY 3.0 · Independence Hall: Mys 721tx, CC BY-SA 3.0 · Eastern State Penitentiary: Davidt8, Public domain · Schuylkill River: Emy111 at English Wikipedia, Public domain
Who provides power, water and the rest in Aldan, and how to reach them.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
Ordered by what stands out in Aldan.
Aldan reports less crime than Clifton Heights or any other graded neighbor and has homes that are cheap against local pay, but it has commutes longer than most of Pennsylvania.
Its public schools are run by William Penn SD. Its one school is below.
| School | Level | Students | Letter |
|---|---|---|---|
| Aldan El SchLargest public elementary schoolGrades K–6 | Grades K–6 | 238 | C− |
NCES · EDFacts · graded within PA on state tests and graduation
Expected storm and flood damage is lower than in 89% of U.S. communities.
FEMA National Risk Index · OpenFEMA
The average commute for its 1,971 working residents takes 42.1 minutes, against 26.3 across Pennsylvania.
Most working residents leave Aldan for work: only 1% work in town. Jobs based in Aldan grew to 699 in 2023, 103 more than in 2013. The top destinations are Philadelphia (33%), Upper Darby Township (5%) and Lower Merion Township (5%).
| Aldan | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Working residents who work in town | 1% | 6.3% | 8% |
| Median household income | $75,000 | $81,000 | $80,000 |
Census LEHD 2023 · ACS
Aldan has chilly winters and warm summers. The July high in Aldan is 87°F.
NOAA U.S. Climate Normals, 1991–2020
Adults 35 to 64 are 43% of residents (38% statewide). 16% of residents are 65 or older in Aldan. 29% of adults 25 and older have a bachelor’s degree or more, vs 35% across Pennsylvania.
| Aldan | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Under 18 | 18% | 20% | 22% |
| Aged 65 or older | 16% | 21% | 18% |
| Median age | 40 years | 43.2 years | 40.5 years |
53% women, 47% men
That’s an even split within the survey’s margin of ±3.9 points. Across Pennsylvania, 50.7% of residents are women.
| Aldan | PA | U.S. | |
|---|---|---|---|
| Under 10 | 10.9% | 10.8% | 11.6% |
| 10 to 17 | 7.3% | 9.7% | 10.3% |
| 18 to 24 | 11.6% | 9% | 9.1% |
| 25 to 34 | 10.9% | 13% | 13.7% |
| 35 to 44 | 15.2% | 12.6% | 13.2% |
| 45 to 54 | 10.9% | 11.9% | 12.2% |
| 55 to 64 | 17% | 13.6% | 12.7% |
| 65 to 74 | 11% | 11.4% | 10.2% |
| 75 and older | 5.2% | 8.1% | 7% |
| No diploma | 6.1% | 7.9% | 10.4% |
| High school | 30.3% | 32.9% | 26% |
| Some college | 21.6% | 15.1% | 19.1% |
| Associate’s | 13.3% | 8.9% | 8.8% |
| Bachelor’s | 17.9% | 20.9% | 21.6% |
| Graduate | 10.8% | 14.3% | 14.1% |
U.S. Census Bureau · ACS 2020-2024 5-year estimates · in a town of 4,300, single groups can be off by several points
Its B tops all 3 graded towns on its borders; Clifton Heights (C+) comes closest. Violent crime is rare: 2 reported in 2025, 0.5 per 1,000 residents.
Pennsylvania has less reported crime than most states, so among its own towns Aldan sits closer to the middle.
| Aldan | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Violent crimes per 1,000 (2025) | 0.5 per 1,000 residents | 0.7 | 1.6 |
| Property crimes per 1,000 (2025) | 9.3 per 1,000 residents | 5.7 | 9.9 |
FBI crime data, 2025 · crimes reported to police
45% of Aldan adults sleep under 7 hours. Aldan beats the Pennsylvania average on 0 of 26 CDC measures and trails it on 1. 17% of Aldan adults smoke cigarettes.
| Aldan | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Sleep under 7 hours (CDC PLACES) | 45% | 38% | 36% |
| Diabetes (CDC PLACES) | 13% | 11% | 12% |
| Smoke cigarettes (CDC PLACES) | 17% | 16% | 14% |
| High blood pressure (CDC PLACES) | 37% | 34% | 35% |
| What stands out | Aldan | PA |
|---|---|---|
| More adults sleeping under 7 hours | 45.3% | 37.9% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
At 2.6 years of the Philadelphia metro’s $91K median household income, the typical home costs less against local pay than in 78% of Pennsylvania towns; that ratio is one input to its C+ for cost of living. The median property tax bill is $5,654, against $3,311 across Pennsylvania, another input to its cost-of-living grade.
Aldan’s median rent is $1,342 a month.
| Aldan | Pennsylvania towns | U.S. towns | |
|---|---|---|---|
| Median rent | $1,342 a month | $1,114 a month | $1,185 a month |
| Households that own their home | 74% | 78% | 73% |
Census ACS, 2020–24 · Zillow Home Value Index · Redfin Data Center
40 within 15 miles of the center of Aldan
About 6 of every 100 Aldan residents are enrolled in college, about the same as Pennsylvania.
Borough in Pennsylvania, US
Aldan is a borough in Delaware County, Pennsylvania, United States. The population was 4,244 at the 2020 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
3 towns share a border with Aldan.
It grades higher overall than all 3 graded towns on its borders; Upper Darby Township (C−) comes closest.
| Town | PA rank | Overall | Cost | Safety | Schools | Health |
|---|---|---|---|---|---|---|
| Aldan | #764 | C+ | C+ | B | C− | C+ |
| Upper Darby Township | #953 | C− | C | C− | C | B |
| Collingdale | #1000 | D | B | C− | D | D |
| Clifton Heights | #960 | C− | C | C+ | C | C− |
Short answers, built from the data on this page.
Aldan grades C+ overall, better than 43% of U.S. towns and #764 of 1032 in Pennsylvania. It grades C+ for health, B for safety and C− for schools. Schools is its weak spot, with a C−.
Yes, by national standards. Pennsylvania has less crime than most states, so among its own towns Aldan sits nearer the middle.
The typical home is worth about $235,000, 18% below the Pennsylvania typical home. Cost of living, which also weighs rents, property taxes and how many households pay 30% or more of their income for housing, grades C+.