For Sale USA

50 gal fish aquarium

4

50 gal fish aquarium for sale on largest auction and classifieds sites

Home / / 50 gal fish aquarium refurbished & used for sale | For Sale USA
Uimoso gallon fish tank - 3.5,

Uimoso gallon fish tank - 3.5,

$30.99
Buy It Now

» View on eBay #sponsored
hygger

hygger

$49.99
Buy It Now

» View on eBay #sponsored
Gallon aquarium stand - aquarium,

Gallon aquarium stand - aquarium,

$86.49
Buy It Now

» View on eBay #sponsored
Gallon fish tank stand - 40-50,

Gallon fish tank stand - 40-50,

$89.99
Buy It Now

» View on eBay #sponsored
Vevor gallon fish - vevor,

Vevor gallon fish - vevor,

$34.24
Buy It Now

» View on eBay #sponsored
Uimoso small fish - uimoso,

Uimoso small fish - uimoso,

$30.99
Buy It Now

» View on eBay #sponsored
Uimoso gal glass - uimoso, aquarium

Uimoso gal glass - uimoso, aquarium

$39.99
Buy It Now

» View on eBay #sponsored
Gallon fish aquarium - gallon,

Gallon fish aquarium - gallon,

$87.97
Buy It Now

» View on eBay #sponsored
Uimoso 2gal fish tank aquarium - uimoso,

Uimoso 2gal fish tank aquarium - uimoso,

$39.99
Buy It Now

» View on eBay #sponsored
Vevor 100 gallon - vevor,

Vevor 100 gallon - vevor,

$80.90
Buy It Now

» View on eBay #sponsored
Uimoso 5gal smart fish tank - 3.5gal,

Uimoso 5gal smart fish tank - 3.5gal,

$28.99
Buy It Now

» View on eBay #sponsored
Multi layer aquarium filter - aquarium,

Multi layer aquarium filter - aquarium,

$11.39
Buy It Now

» View on eBay #sponsored
Hygger aquarium heater - aquarium,

Hygger aquarium heater - aquarium,

$19.99
Buy It Now

» View on eBay #sponsored
Heavy duty metal gallon - heavy,

Heavy duty metal gallon - heavy,

$181.77
Buy It Now

» View on eBay #sponsored
hygger

hygger

$49.99
Buy It Now

» View on eBay #sponsored
Vevor gallon aquarium - gallon,

Vevor gallon aquarium - gallon,

$73.90
Buy It Now

» View on eBay #sponsored
Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$212.99
Buy It Now

» View on eBay #sponsored
Fish tank lid - fish, magnetic

Fish tank lid - fish, magnetic

$31.80
Buy It Now

» View on eBay #sponsored
Quiet hang back aquarium - quiet,

Quiet hang back aquarium - quiet,

$37.99
Buy It Now

» View on eBay #sponsored
Gallon fish tank - gallon,

Gallon fish tank - gallon,

$146.28
Buy It Now

» View on eBay #sponsored
Fluval power filter size - ac,

Fluval power filter size - ac,

$48.00
Buy It Now

» View on eBay #sponsored
Hygger adjustable submersible - hygger,

Hygger adjustable submersible - hygger,

$24.99
Buy It Now

» View on eBay #sponsored
Hygger aquarium silent wave - hygger,

Hygger aquarium silent wave - hygger,

$37.99
Buy It Now

» View on eBay #sponsored
Aquaneat bio sponge filter fry - bio,

Aquaneat bio sponge filter fry - bio,

$11.99
Buy It Now

» View on eBay #sponsored
220 gallon coral reef aquarium - gallon,

220 gallon coral reef aquarium - gallon,

$4667.39
Buy It Now

» View on eBay #sponsored
Pro gallon fish - pro, tank

Pro gallon fish - pro, tank

$69.14
Buy It Now

» View on eBay #sponsored
Uimoso gallon smart - uimoso, 2

Uimoso gallon smart - uimoso, 2

$24.99
Buy It Now

» View on eBay #sponsored
Gal aquarium sponge - gal,

Gal aquarium sponge - gal,

$15.55
Buy It Now

» View on eBay #sponsored
Aquarium 50gal green - aa,

Aquarium 50gal green - aa,

$54.95
Buy It Now

» View on eBay #sponsored
Aqueon smartclean power filter - power,

Aqueon smartclean power filter - power,

$35.99
Buy It Now

» View on eBay #sponsored
Gal fish tank stand with - stand,

Gal fish tank stand with - stand,

$229.78
Buy It Now

» View on eBay #sponsored
Numenn gallon aquarium - 40-50,

Numenn gallon aquarium - 40-50,

$208.98
Buy It Now

» View on eBay #sponsored
Gallon fish aquarium - gallon,

Gallon fish aquarium - gallon,

$87.97
Buy It Now

» View on eBay #sponsored
Aquarium protein skimmer 79gph - protein,

Aquarium protein skimmer 79gph - protein,

$47.95
Buy It Now

» View on eBay #sponsored
Gallon fish tank - 40-50,

Gallon fish tank - 40-50,

$124.79
Buy It Now

» View on eBay #sponsored
Aquaneat aquarium air - aquarium, for

Aquaneat aquarium air - aquarium, for

$8.90
Buy It Now

» View on eBay #sponsored
Vevor gallon fish tank - vevor,

Vevor gallon fish tank - vevor,

$27.48
Buy It Now

» View on eBay #sponsored
Gallon aquarium stand - gallon,

Gallon aquarium stand - gallon,

$120.63
Buy It Now

» View on eBay #sponsored
Hang back aquarium filter - hang,

Hang back aquarium filter - hang,

$88.10
Buy It Now

» View on eBay #sponsored
Aquarium stand 31x18 - 🐠,

Aquarium stand 31x18 - 🐠,

$131.48
Buy It Now

» View on eBay #sponsored
Aquarium air pump for - aquarium, 10

Aquarium air pump for - aquarium, 10

$11.99
Buy It Now

» View on eBay #sponsored
Multi layer aquarium filter - multi-layer,

Multi layer aquarium filter - multi-layer,

$22.99
Buy It Now

» View on eBay #sponsored
Hygger mini aquarium heater - hygger,

Hygger mini aquarium heater - hygger,

$19.99
Buy It Now

» View on eBay #sponsored
Aquaneat mini aquarium sponge - aquaneat,

Aquaneat mini aquarium sponge - aquaneat,

$8.46
Buy It Now

» View on eBay #sponsored
Aquarium sponge filter with - aquarium,

Aquarium sponge filter with - aquarium,

$13.99
Buy It Now

» View on eBay #sponsored
Hygger lite wave maker - maker, for

Hygger lite wave maker - maker, for

$37.99
Buy It Now

» View on eBay #sponsored
Quiet hang back aquarium - quiet, on

Quiet hang back aquarium - quiet, on

$40.05
Buy It Now

» View on eBay #sponsored
Gallon fish tank stand - fish,

Gallon fish tank stand - fish,

$116.83
Buy It Now

» View on eBay #sponsored
Aquarium air pump two - air,

Aquarium air pump two - air,

$31.81
Buy It Now

» View on eBay #sponsored
Fish tank divider - fish,

Fish tank divider - fish,

$52.22
Buy It Now

» View on eBay #sponsored
2pcs aquarium gallon fish - ,30,

2pcs aquarium gallon fish - ,30,

$27.99
Buy It Now

» View on eBay #sponsored
Aquaneat aquarium air pump for - aquaneat,

Aquaneat aquarium air pump for - aquaneat,

$8.45
Buy It Now

» View on eBay #sponsored
Aquarium internal filter for - internal,

Aquarium internal filter for - internal,

$31.99
Buy It Now

» View on eBay #sponsored
Aquarium green killing - aa,

Aquarium green killing - aa,

$36.00
Buy It Now

» View on eBay #sponsored
Gallon tank aquarium - 50,

Gallon tank aquarium - 50,

$1341.89
Buy It Now

» View on eBay #sponsored
Quiet hang back aquarium - hang,

Quiet hang back aquarium - hang,

$39.97
Buy It Now

» View on eBay #sponsored
Uimoso gallon glass aquarium - uimoso,

Uimoso gallon glass aquarium - uimoso,

$39.99
Buy It Now

» View on eBay #sponsored
Fish tank water filter - water, pump

Fish tank water filter - water, pump

$60.60
Buy It Now

» View on eBay #sponsored
Quiet hang back - hang, aquarium

Quiet hang back - hang, aquarium

$39.48
Buy It Now

» View on eBay #sponsored
Gallon aquarium stand - 40,

Gallon aquarium stand - 40,

$119.99
Buy It Now

» View on eBay #sponsored
Vevor gallon fish - vevor, tank

Vevor gallon fish - vevor, tank

$52.90
Buy It Now

» View on eBay #sponsored
Hygger digital aquarium heater - aquarium,

Hygger digital aquarium heater - aquarium,

$19.99
Buy It Now

» View on eBay #sponsored
Heavy duty gal aquarium - heavy, 50

Heavy duty gal aquarium - heavy, 50

$169.95
Buy It Now

» View on eBay #sponsored
Submersible aquarium - submersible,

Submersible aquarium - submersible,

$17.50
Buy It Now

» View on eBay #sponsored
Gallon hot bent black back - hot-bent, black-back

Gallon hot bent black back - hot-bent, black-back

$155.05
Buy It Now

» View on eBay #sponsored
Gallon all one reef - 50,

Gallon all one reef - 50,

$1319.53
Buy It Now

» View on eBay #sponsored
Gallon fish tank stand - 40-50,

Gallon fish tank stand - 40-50,

$117.99
Buy It Now

» View on eBay #sponsored
Aquarium protein skimmer - aquarium,

Aquarium protein skimmer - aquarium,

$47.87
Buy It Now

» View on eBay #sponsored
Gallon fish tank - 40-50,

Gallon fish tank - 40-50,

$87.97
Buy It Now

» View on eBay #sponsored
Eheim jager trutemp - eheim,

Eheim jager trutemp - eheim,

$24.95
Buy It Now

» View on eBay #sponsored
Gallon aquarium stand - 10-20,

Gallon aquarium stand - 10-20,

$75.98
Buy It Now

» View on eBay #sponsored
Uimoso aquarium chiller - uimoso,

Uimoso aquarium chiller - uimoso,

$794.99
Buy It Now

» View on eBay #sponsored
Gallon aquarium stand - 40-50,

Gallon aquarium stand - 40-50,

$102.82
Buy It Now

» View on eBay #sponsored
Gallon coral reef aquarium - gallon,

Gallon coral reef aquarium - gallon,

$1249.19
Buy It Now

» View on eBay #sponsored
Hygger 300 500 1000w - hygger, 10/25/50/300/500/1000w

Hygger 300 500 1000w - hygger, 10/25/50/300/500/1000w

$52.99
Buy It Now

» View on eBay #sponsored
hygger

hygger

$49.99
Buy It Now

» View on eBay #sponsored
Quiet hang back aquarium - hang, on

Quiet hang back aquarium - hang, on

$39.99
Buy It Now

» View on eBay #sponsored
Hygger 25w 50w 75w - 25w/50w/75w, aquarium

Hygger 25w 50w 75w - 25w/50w/75w, aquarium

$17.49
Buy It Now

» View on eBay #sponsored
Presale order 50 - 50, gallon

Presale order 50 - 50, gallon

$1249.19
Buy It Now

» View on eBay #sponsored
Gallon aquarium stand - aquarium,

Gallon aquarium stand - aquarium,

$87.97
Buy It Now

» View on eBay #sponsored
Uimoso gallon smart aquarium - 2,

Uimoso gallon smart aquarium - 2,

$25.99
Buy It Now

» View on eBay #sponsored
Aquarium air pump - air,

Aquarium air pump - air,

$8.75
Buy It Now

» View on eBay #sponsored
Aquarium protein nano skimmer - protein,

Aquarium protein nano skimmer - protein,

$69.99
Buy It Now

» View on eBay #sponsored
Aquarium heater 300w - heater, 25-300w

Aquarium heater 300w - heater, 25-300w

$13.89
Buy It Now

» View on eBay #sponsored
Hygger 50w small - hygger, 10/25/50w

Hygger 50w small - hygger, 10/25/50w

$22.99
Buy It Now

» View on eBay #sponsored
Uimoso vevor 100 gallon - uimoso,

Uimoso vevor 100 gallon - uimoso,

$72.99
Buy It Now

» View on eBay #sponsored
Hygger 300 500 800 1000w - hygger, 300/500/800/1000w

Hygger 300 500 800 1000w - hygger, 300/500/800/1000w

$25.99
Buy It Now

» View on eBay #sponsored
Fish tank stand - stand, 40

Fish tank stand - stand, 40

$96.71
Buy It Now

» View on eBay #sponsored
Glass aquarium kit gal - glass,

Glass aquarium kit gal - glass,

$105.97
Buy It Now

» View on eBay #sponsored
Gallon fish tank stand - tank,

Gallon fish tank stand - tank,

$102.82
Buy It Now

» View on eBay #sponsored
Sturdy gallon aquarium - 40,

Sturdy gallon aquarium - 40,

$176.99
Buy It Now

» View on eBay #sponsored
Fish tank divider clear - tank,

Fish tank divider clear - tank,

$58.99
Buy It Now

» View on eBay #sponsored
Aquaneat aquarium bio - aquaneat, sponge

Aquaneat aquarium bio - aquaneat, sponge

$23.99
Buy It Now

» View on eBay #sponsored
Sturdy gallon aquarium - sturdy,

Sturdy gallon aquarium - sturdy,

$154.99
Buy It Now

» View on eBay #sponsored
Heavy duty gallon - heavy, 40-50

Heavy duty gallon - heavy, 40-50

$253.73
Buy It Now

» View on eBay #sponsored
Chefoo 100w aquarium heater - chefoo,

Chefoo 100w aquarium heater - chefoo,

$25.99
Buy It Now

» View on eBay #sponsored

Looking for more 50 gal fish aquarium?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from $8.45 · avg $171.99

Browse 96 50 gal fish aquarium listings currently in our index. Prices range from $8.45 to $4667.39, with an average of $171.99. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 50 gal fish aquarium →

Try this: flightdeck | bmw bag | medical imaging equipment | korg t1 | norelco speedshaver | kodiak motorhome | hydrofoil kiteboard | boil control discs | jagermeister | uhf radio

Shop by budget

< $25 $25 – $50 $50 – $100 $100 – $200 $200 – $500 > $500

Everything you need to know about 50 gal fish aquarium

Whether you are looking for a brand-new or second-hand 50 gal fish aquarium, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $8.45, while premium listings can reach $4667.39 — giving you a wide budget spread to work with. The average price of $171.99 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

🔍 50 gal fish aquarium Search live on eBay