ZIP Code · PA

ZIP 18051

Part of Fogelsville, PA

Pop. 3,624·Lehigh County·13th most expensive ZIP in Pennsylvania

Median rent (all units)

$2,435/mo

Year-over-Year

Stable

Month-over-Month

+0.5%

vs US Median

+$503

Reported rents

Rising (Monthly)

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Most AffordableMost Expensive

ZIP 18051 · $2,435

More expensive than 78% of US ZIP codes · National median $1,932/mo

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Compare your rent to the local median.

Medians by bedroom

Rent by unit size

Studio

$980

1 BR

$1,170

2 BR

$1,420

3 BR

$1,810

4 BR+

$1,910

Research median

$1,420/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: September 25, 2026

From the history

What the numbers show

What a typical income covers

30% of the median household income ($139,506) is $3,488 a month. That covers HUD's Fair Market Rent for up to a 4-bedroom ($1,910).

Cheaper nearby

ZIP 18103, 10 miles away, rents for 31% less ($1,683/mo), about $9,000 a year in savings.

From Zillow's monthly rent index (ZORI) for ZIP 18051. Income is the Census median household income (5-year estimates). Fair Market Rents are HUD’s, which include utilities.

Annual cost

$29,220/yr

At $2,435/mo median

Location

CityFogelsville

StatePA

CountyLehigh County

Rent Market Meter

Balanced Market

Renter's MarketBalancedLandlord's Market

Rents are roughly steady, with neither renters nor landlords holding a strong edge right now.

Based on rent-price momentum (+0.0% YoY, +0.5% MoM), not inventory.

Demographics

Who lives here

ZIP 18051 (Fogelsville, PA) is majority owner-occupied, has a median income above the national average, 50.3% of residents hold a bachelor's degree or higher.

Population

3,624

Median income

$139,506

Median age

46.8

Renters

19.4%

Age distribution

18.7%

18.5%

22.7%

22.4%

17.7%

Under 1818.7%

18–3418.5%

35–5422.7%

55–6422.4%

65+17.7%

Gender

51.2%

48.8%

Male51.2%

Female48.8%

Race & ethnicity

88.8%

White88.8%

Black1.4%

Hispanic5.8%

Asian2%

Other2%

Education (25+)

17.8%

29.6%

50.3%

No HS diploma2.3%

HS diploma17.8%

Some college29.6%

Bachelor's+50.3%

Housing tenure

80.6%

19.4%

Owner80.6%

Renter19.4%

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

2021 vs 2026

How ZIP 18051 in Fogelsville, PA has changed in 5 years

Income

$118,352 → $139,506

up 17.9%

Population

3,102 → 3,624

up 16.8%

Renter share

11.5% → 19.4%

+7.9 pts

Bachelor's+

49.8% → 50.3%

+0.5 pts

Median age

50 → 46.8

-3.2 yrs

Census figures show median household income at $139,506 today, compared with $118,352 five years earlier. The population has grown by 16.8% since 2021, moving from about 3,102 residents to roughly 3,624. Renters now make up 19.4% of households, compared with 11.5% five years ago.

Community

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Local insights

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About renting in ZIP 18051

Last updated: September 25, 2026

ZIP code 18051 covers Fogelsville, PA. The median rent here is $2,435/mo as of September 2026. A 1-bedroom rents for a median of $1,170/mo. A 2-bedroom rents for a median of $1,420/mo.

At 21% of local median household income ($139,506/yr), ZIP 18051 ranks as affordable compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

How much income do you need to rent in ZIP 18051?

To keep rent at or below 30% of gross income, you would need to earn at least $97,000/year (about $47/hour full-time) to afford the median rent of $2,435/mo in ZIP 18051. The local median household income is $139,506/yr, so the typical household meets that bar.