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ZIP Code · TN

ZIP 37721

Part of Corryton, TN
Pop. 14,306·Knox County·30th most expensive ZIP in Tennessee
Median rent (all units)
$1,968/mo
Year-over-Year
Stable
Month-over-Month
+2.3%
vs US Median
+$3
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 37721 · $1,968
More expensive than 59% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$1,120
1 BR
$1,130
2 BR
$1,380
3 BR
$1,780
4 BR+
$2,080
Research median
$1,380/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: June 22, 2026

Annual cost
$23,616/yr
At $1,968/mo median
Location
StateTN
CountyKnox County
Rent Market Meter
Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are climbing (0.0% YoY), so leverage tilts toward landlords. Act sooner rather than later.
Based on rent-price momentum (+0.0% YoY, +2.3% MoM), not inventory.
Demographics

Who lives here

ZIP 37721 (Corryton, TN) is majority owner-occupied, has a median income below the national average, 17.8% of residents hold a bachelor's degree or higher.

Population
14,306
Median income
$64,892
Median age
43.3
Renters
17.7%
Age distribution
20.9%
18.2%
28.5%
13.4%
19%
Under 1820.9%
18–3418.2%
35–5428.5%
55–6413.4%
65+19%
Gender
50.8%
49.2%
Male50.8%
Female49.2%
Race & ethnicity
93%
White93%
Black1.9%
Hispanic1.2%
Asian0.6%
Other3.3%
Education (25+)
39.8%
32.3%
17.8%
No HS diploma10.1%
HS diploma39.8%
Some college32.3%
Bachelor's+17.8%
Housing tenure
82.3%
17.7%
Owner82.3%
Renter17.7%

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

2021 vs 2026

How ZIP 37721 in Corryton, TN has changed in 5 years

Income
$57,793 → $64,892
up 12.3%
Population
14,163 → 14,306
up 1.0%
Renter share
14% → 17.7%
+3.7 pts
Bachelor's+
15.7% → 17.8%
+2.1 pts
Median age
41.4 → 43.3
+1.9 yrs

Census figures show median household income at $64,892 today, compared with $57,793 five years earlier. Headcount in the area went from 14,163 to 14,306 between 2021 and 2024, a 1.0% change. About 17.7% of households rent today, against 14% in 2021. Educational attainment has shifted as well, with the share of adults holding a bachelor's degree or higher climbed from 15.7% to 17.8%.

Community

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Local insights

Tips for renters in ZIP 37721

About renting in ZIP 37721

Last updated: June 22, 2026

ZIP code 37721 covers Corryton, TN. The median rent here is $1,968/mo as of June 2026. A 1-bedroom rents for a median of $1,130/mo. A 2-bedroom rents for a median of $1,380/mo.

At 36% of local median household income ($64,892/yr), ZIP 37721 ranks as moderate compared to the national benchmark of 30%. Rent prices have stayed steady over the past year.

FAQ

Frequently asked questions

How much is rent in ZIP code 37721?

As of June 22, 2026, the median monthly rent in ZIP 37721 (Corryton, TN) is $1,968. This is based on aggregated data from public sources and community submissions.

How does ZIP 37721 rent compare to the US average?

ZIP 37721's median rent of $1,968/mo is $3 (0%) above the US national median of $1,965/mo.

How does ZIP 37721 compare to other ZIPs in Tennessee?

ZIP 37721 is one of the pricier ZIP codes in Tennessee, ranking #30 out of 144 ZIPs tracked at $1,968/mo.

How much income do you need to rent in ZIP 37721?

To keep rent at or below 30% of gross income, you would need to earn at least $79,000/year (~$38/hour full-time) to afford the median rent of $1,968/mo in ZIP 37721. The local median household income is $64,892/yr, meaning the typical household falls short of that threshold.

Is rent going up or down in ZIP 37721?

Rent in ZIP 37721 has been relatively stable over the past year, with a 0.0% change year over year as of June 22, 2026.

Is ZIP 37721 an affordable place to rent?

ZIP 37721 is considered moderate for renters. At $1,968/mo, rent takes approximately 36% of the local median household income ($64,892/yr). The standard benchmark is 30%. ZIP 37721 slightly exceeds that threshold, so budgeting carefully matters here.

What percentage of ZIP 37721 residents rent vs. own?

According to Census data, approximately 17.7% of ZIP 37721 households are renters, while 82.3% are owner-occupied. ZIP 37721 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 37721 compare to the rest of Corryton?

ZIP 37721 sits right at the Corryton citywide median of $1,968/mo.

When was rent data for ZIP 37721 last updated?

Rent data for ZIP 37721 reflects June 22, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
36%
MODERATE

At $1,968/mo, rent takes ~36% of ZIP 37721's median household income ($64,892/yr). The standard benchmark is 30%.

ZIP 37721 36%Benchmark 30%
State income taxNone
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Schools nearby

Public schools near ZIP 37721 (Corryton, TN)

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