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ZIP Code · TN

ZIP 37166

Pop. 15,731·Dekalb County·112th most expensive ZIP in Tennessee
Median rent (all units)
$1,400/mo
Year-over-Year
Stable
Month-over-Month
+6.1%
vs US Median
-$565
Rising (Monthly)
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Most AffordableMost Expensive
ZIP 37166 · $1,400
More affordable than 80% of US ZIP codes · National median $1,965/mo
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Medians by bedroom

Rent by unit size

Studio
$1,150
1 BR
$1,170
2 BR
$1,320
3 BR
$1,660
4 BR+
$2,020
Research median
$1,320/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: May 18, 2026

Annual cost
$16,800/yr
At $1,400/mo median
Location
StateTN
CountyDekalb County
Rent Market Meter
Strong Landlord's Market
Renter's MarketBalancedLandlord's Market
Rents are up 0.0% year-over-year. Expect competition, and move quickly to lock in terms.
Based on rent-price momentum (+0.0% YoY, +6.1% MoM), not inventory.
Demographics

Who lives here

ZIP 37166 (Smithville, TN) is majority owner-occupied, has a median income below the national average, 20.1% of residents hold a bachelor's degree or higher.

Population
15,731
Median income
$52,797
Median age
41.2
Renters
28.2%
Age distribution
23.9%
19.9%
26.4%
13.3%
16.4%
Under 1823.9%
18–3419.9%
35–5426.4%
55–6413.3%
65+16.4%
Gender
49.2%
50.8%
Male49.2%
Female50.8%
Race & ethnicity
86.3%
White86.3%
Black1.5%
Hispanic10.1%
Asian1.4%
Other0.7%
Education (25+)
16.6%
38.7%
24.7%
20.1%
No HS diploma16.6%
HS diploma38.7%
Some college24.7%
Bachelor's+20.1%
Housing tenure
71.8%
28.2%
Owner71.8%
Renter28.2%

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

2021 vs 2026

How ZIP 37166 in Smithville, TN has changed in 5 years

Income
$45,046 → $52,797
up 17.2%
Population
14,108 → 15,731
up 11.5%
Renter share
34.6% → 28.2%
-6.4 pts
Bachelor's+
18.5% → 20.1%
+1.6 pts
Median age
43.2 → 41.2
-2.0 yrs

Median household income climbed from $45,046 to $52,797 between 2021 and 2024, a 17.2% shift. Census counts show ZIP 37166 in Smithville, TN adding about 1,623 residents over the five-year window, up 11.5% on net. The renter share has eased from 34.6% to 28.2%, with owner-occupied housing accounting for the remainder.

Community

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Local insights

Tips for renters in ZIP 37166

About renting in ZIP 37166

Last updated: May 18, 2026

ZIP code 37166 covers Smithville, TN. The median rent here is $1,400/mo as of May 2026. A 1-bedroom rents for a median of $1,170/mo. A 2-bedroom rents for a median of $1,320/mo.

At 32% of local median household income ($52,797/yr), ZIP 37166 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 37166?

As of May 18, 2026, the median monthly rent in ZIP 37166 (Smithville, TN) is $1,400. This is based on aggregated data from public sources and community submissions.

How does ZIP 37166 rent compare to the US average?

ZIP 37166's median rent of $1,400/mo is $565 (29%) below the US national median of $1,965/mo.

How does ZIP 37166 compare to other ZIPs in Tennessee?

ZIP 37166 is among the more affordable ZIP codes in Tennessee, ranking #112 out of 147 ZIPs at $1,400/mo.

How much income do you need to rent in ZIP 37166?

To keep rent at or below 30% of gross income, you would need to earn at least $56,000/year (~$27/hour full-time) to afford the median rent of $1,400/mo in ZIP 37166. The local median household income is $52,797/yr, meaning the typical household falls short of that threshold.

Is rent going up or down in ZIP 37166?

Rent in ZIP 37166 has been relatively stable over the past year, with a 0.0% change year over year as of May 18, 2026.

Is ZIP 37166 an affordable place to rent?

ZIP 37166 is considered moderate for renters. At $1,400/mo, rent takes approximately 32% of the local median household income ($52,797/yr). The standard benchmark is 30%. ZIP 37166 slightly exceeds that threshold, so budgeting carefully matters here.

What percentage of ZIP 37166 residents rent vs. own?

According to Census data, approximately 28.2% of ZIP 37166 households are renters, while 71.8% are owner-occupied. ZIP 37166 leans toward homeownership, which can mean a smaller rental inventory.

How does ZIP 37166 compare to the rest of Smithville?

ZIP 37166 sits right at the Smithville citywide median of $1,400/mo.

When was rent data for ZIP 37166 last updated?

Rent data for ZIP 37166 reflects May 18, 2026. RentDataNow refreshes all data monthly using public and private datasets.
Income Affordability
32%
MODERATE

At $1,400/mo, rent takes ~32% of ZIP 37166's median household income ($52,797/yr). The standard benchmark is 30%.

ZIP 37166 32%Benchmark 30%
State income taxNone
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Schools nearby

Public schools near ZIP 37166 (Smithville, TN)

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