ZIP Code · PA

ZIP 18015

Part of Bethlehem, PA

Pop. 34,852·Northampton County·83rd most expensive ZIP in Pennsylvania

Median rent (all units)

$1,775/mo

Year-over-Year

+4.0%

Month-over-Month

+0.6%

vs US Median

-$157

Reported rents

Rising (Monthly)

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Most AffordableMost Expensive

ZIP 18015 · $1,775

More affordable than 53% of US ZIP codes · National median $1,932/mo

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Medians by bedroom

Rent by unit size

Studio

$1,150

1 BR

$1,360

2 BR

$1,660

3 BR

$2,120

4 BR+

$2,230

Research median

$1,660/mo

Bedroom estimates are gross rents that include essential utilities (electricity, water, gas, sewer, trash).

Rent trends

12-month history

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Last updated: October 17, 2026

From the history

What the numbers show

Compared with the peak

Rent in ZIP 18015 is at its highest level since Zillow's records here began in November 2021.

Past year vs. the rest of Pennsylvania

Rent in ZIP 18015 changed +4.0% over the year to September 2026. Across the 205 Pennsylvania ZIP codes Zillow tracks, the typical change was +3.8%.

Recent direction

Rent rose in 9 of the last 12 months.

What a typical income covers

30% of the median household income ($60,800) is $1,520 a month. That covers HUD's Fair Market Rent for up to a 1-bedroom ($1,360); a 2-bedroom is $1,660.

Rank in Bethlehem

2nd cheapest of 3 ZIP codes in Bethlehem.

Cheaper nearby

ZIP 18109, 5 miles away, rents for 12% less ($1,554/mo), about $2,700 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 18015. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$21,300/yr

At $1,775/mo median

Location

CityBethlehem

StatePA

CountyNorthampton County

Rent Market Meter

Landlord's Market

Renter's MarketBalancedLandlord's Market

Rents are climbing (4.0% YoY), so leverage tilts toward landlords. Act sooner rather than later.

Based on rent-price momentum (+4.0% YoY, +0.6% MoM), not inventory.

Demographics

Who lives here

ZIP 18015 (Bethlehem, PA) is roughly split between renters and owners, skews toward younger working-age adults, has a median income below the national average, 33.2% of residents hold a bachelor's degree or higher.

Population

34,852

Median income

$60,800

Median age

31.2

Renters

49.5%

Age distribution

18.1%

35.9%

21.3%

14.2%

Under 1818.1%

18–3435.9%

35–5421.3%

55–6410.5%

65+14.2%

Gender

50.9%

49.1%

Male50.9%

Female49.1%

Race & ethnicity

58.1%

28.1%

White58.1%

Black10.3%

Hispanic28.1%

Asian4.1%

Education (25+)

12.2%

30%

24.7%

33.2%

No HS diploma12.2%

HS diploma30%

Some college24.7%

Bachelor's+33.2%

Housing tenure

50.5%

49.5%

Owner50.5%

Renter49.5%

Source: U.S. Census Bureau · ACS 2024 5-Year Estimates

2022 vs 2026

How ZIP 18015 in Bethlehem, PA has changed in 5 years

Rent

$1,433 → $1,775

up 23.9%

Income

$49,504 → $60,800

up 22.8%

Population

33,127 → 34,852

up 5.2%

Renter share

51.2% → 49.5%

-1.7 pts

Bachelor's+

29% → 33.2%

+4.2 pts

Median age

32.3 → 31.2

-1.1 yrs

Compared with 2022, rent in ZIP 18015 in Bethlehem, PA has increased by $342 per month, settling near $1,775 after starting the period at $1,433. Local incomes tracked alongside that move, going from a median of $49,504 in 2021 to $60,800 more recently. Headcount in the area went from 33,127 to 34,852 between 2021 and 2024, a 5.2% change. About 49.5% of households rent today, against 51.2% in 2021. Educational attainment has shifted as well, with the share of adults holding a bachelor's degree or higher climbed from 29% to 33.2%. These shifts give renters and would-be renters a longer baseline for sizing up today's listings against the ZIP 18015 in Bethlehem, PA market of 2022.

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About renting in ZIP 18015

Last updated: October 17, 2026

ZIP code 18015 covers Bethlehem, PA. The median rent here is $1,775/mo as of October 2026. A 1-bedroom rents for a median of $1,360/mo. A 2-bedroom rents for a median of $1,660/mo.

At 35% of local median household income ($60,800/yr), ZIP 18015 ranks as moderate compared to the national benchmark of 30%. Rents have increased 4.0% over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 18015?

To keep rent at or below 30% of gross income, you would need to earn at least $71,000/year (about $34/hour full-time) to afford the median rent of $1,775/mo in ZIP 18015. The local median household income is $60,800/yr, so the typical household falls short of that bar.

Is rent going up or down in ZIP 18015?

Rent in ZIP 18015 has risen 4.0% over the past year as of September 2026. That is the highest level since Zillow's records here began in November 2021.

How does ZIP 18015 compare to other ZIPs in Pennsylvania?

ZIP 18015 is one of the pricier among Pennsylvania ZIP codes for rent, ranking #83 of 261 at $1,775/mo. Over the year to September 2026, rent in ZIP 18015 changed +4.0%, against a typical +3.8% across the 205 Pennsylvania ZIP codes Zillow tracks.